diff --git a/go/vt/sqlparser/parse_test.go b/go/vt/sqlparser/parse_test.go
index be86d96a6df..afdca3dbd32 100644
--- a/go/vt/sqlparser/parse_test.go
+++ b/go/vt/sqlparser/parse_test.go
@@ -777,6 +777,9 @@ var (
 	}, {
 		input:  "alter table a drop column id int",
 		output: "alter table a",
+	}, {
+		input:  "alter table a drop partition p2712",
+		output: "alter table a",
 	}, {
 		input:  "alter table a drop index idx (id)",
 		output: "alter table a",
diff --git a/go/vt/sqlparser/sql.go b/go/vt/sqlparser/sql.go
index 4f644a55bcb..daa905629d2 100644
--- a/go/vt/sqlparser/sql.go
+++ b/go/vt/sqlparser/sql.go
@@ -543,276 +543,299 @@ var yyExca = [...]int{
 	5, 27,
 	-2, 4,
 	-1, 215,
-	109, 526,
-	-2, 522,
-	-1, 216,
 	109, 527,
 	-2, 523,
+	-1, 216,
+	109, 528,
+	-2, 524,
 	-1, 283,
-	80, 667,
-	109, 667,
+	80, 668,
+	109, 668,
 	-2, 52,
 	-1, 284,
-	80, 640,
-	109, 640,
+	80, 641,
+	109, 641,
 	-2, 53,
 	-1, 285,
-	80, 627,
-	109, 627,
+	80, 628,
+	109, 628,
 	-2, 47,
 	-1, 287,
-	80, 654,
-	109, 654,
+	80, 655,
+	109, 655,
 	-2, 49,
 	-1, 651,
-	109, 529,
-	-2, 525,
+	109, 530,
+	-2, 526,
 	-1, 835,
 	5, 28,
-	-2, 351,
+	-2, 352,
 	-1, 855,
 	5, 27,
-	-2, 474,
-	-1, 1041,
-	5, 28,
 	-2, 475,
-	-1, 1080,
-	5, 27,
-	-2, 477,
-	-1, 1128,
+	-1, 1042,
 	5, 28,
+	-2, 476,
+	-1, 1081,
+	5, 27,
 	-2, 478,
+	-1, 1129,
+	5, 28,
+	-2, 479,
 }
 
 const yyPrivate = 57344
 
-const yyLast = 8819
+const yyLast = 8837
 
 var yyAct = [...]int{
 
-	246, 47, 1119, 783, 596, 965, 220, 279, 490, 1047,
-	987, 725, 893, 780, 966, 320, 741, 535, 194, 777,
-	489, 3, 962, 907, 740, 222, 872, 944, 764, 858,
-	686, 533, 53, 676, 827, 910, 750, 861, 653, 683,
-	706, 537, 282, 423, 245, 773, 292, 522, 47, 738,
-	52, 435, 698, 443, 188, 270, 199, 429, 203, 218,
-	1147, 1137, 274, 269, 1145, 1126, 758, 1143, 193, 784,
-	288, 322, 1136, 1106, 456, 455, 465, 466, 458, 459,
-	460, 461, 462, 463, 464, 457, 957, 273, 467, 1035,
-	207, 296, 1096, 268, 57, 889, 1125, 313, 189, 190,
-	191, 192, 502, 757, 1059, 1073, 765, 1030, 992, 993,
-	994, 1028, 303, 187, 415, 416, 1144, 995, 1142, 59,
-	60, 61, 62, 63, 1120, 929, 707, 945, 685, 304,
-	752, 299, 1094, 155, 752, 456, 455, 465, 466, 458,
-	459, 460, 461, 462, 463, 464, 457, 602, 421, 467,
-	726, 728, 154, 595, 155, 947, 871, 870, 293, 315,
-	300, 317, 883, 157, 158, 159, 869, 479, 480, 1111,
-	294, 216, 319, 319, 319, 319, 167, 319, 319, 828,
-	156, 1044, 926, 876, 319, 314, 316, 949, 928, 953,
-	821, 948, 625, 946, 553, 447, 308, 894, 951, 467,
-	47, 457, 74, 622, 467, 1107, 164, 950, 442, 164,
-	1010, 552, 952, 954, 959, 476, 699, 599, 478, 1001,
-	432, 751, 660, 727, 765, 751, 749, 748, 1095, 1093,
-	431, 628, 629, 164, 164, 887, 658, 659, 657, 164,
-	699, 74, 845, 477, 1114, 488, 312, 492, 493, 494,
-	495, 496, 497, 498, 996, 501, 503, 503, 503, 503,
-	503, 503, 503, 503, 511, 512, 513, 514, 1124, 1002,
-	440, 839, 306, 838, 437, 534, 918, 441, 440, 927,
-	1064, 925, 213, 1063, 441, 440, 442, 288, 547, 441,
-	440, 918, 441, 440, 442, 433, 319, 549, 50, 961,
-	273, 442, 319, 840, 916, 754, 442, 1130, 656, 442,
-	755, 319, 319, 319, 319, 319, 319, 319, 319, 916,
-	643, 645, 646, 153, 902, 644, 164, 901, 164, 818,
-	819, 820, 164, 460, 461, 462, 463, 464, 457, 164,
-	677, 467, 678, 74, 74, 74, 74, 890, 74, 74,
-	1076, 441, 440, 1062, 318, 74, 900, 1000, 607, 504,
-	505, 506, 507, 508, 509, 510, 989, 917, 442, 1133,
-	422, 1084, 1117, 919, 912, 913, 920, 915, 914, 884,
-	609, 74, 917, 422, 267, 1084, 422, 422, 919, 912,
-	913, 920, 915, 914, 922, 786, 456, 455, 465, 466,
-	458, 459, 460, 461, 462, 463, 464, 457, 679, 911,
-	467, 1084, 1085, 1099, 1056, 1055, 319, 319, 593, 456,
-	455, 465, 466, 458, 459, 460, 461, 462, 463, 464,
-	457, 982, 422, 467, 524, 527, 528, 529, 525, 164,
-	526, 530, 1043, 422, 862, 863, 164, 164, 164, 21,
-	630, 1007, 1006, 74, 458, 459, 460, 461, 462, 463,
-	464, 457, 310, 650, 467, 1004, 1003, 74, 833, 422,
-	164, 305, 164, 74, 293, 164, 655, 1098, 164, 47,
-	164, 997, 74, 74, 74, 74, 74, 74, 74, 74,
-	519, 422, 632, 492, 518, 654, 546, 649, 647, 688,
-	422, 555, 554, 244, 688, 198, 481, 482, 483, 484,
-	485, 486, 487, 690, 1039, 544, 934, 23, 519, 651,
-	274, 274, 274, 274, 274, 288, 709, 412, 413, 414,
-	963, 417, 418, 546, 72, 534, 54, 729, 420, 680,
-	681, 853, 519, 274, 854, 273, 273, 273, 273, 273,
-	696, 859, 703, 288, 1009, 690, 545, 23, 543, 833,
-	273, 1005, 23, 877, 50, 624, 859, 289, 273, 737,
-	742, 833, 626, 297, 732, 833, 711, 712, 722, 714,
-	730, 631, 731, 710, 1079, 50, 713, 74, 74, 734,
-	200, 164, 597, 519, 1068, 759, 766, 767, 768, 778,
-	781, 623, 745, 735, 50, 976, 74, 319, 546, 50,
-	164, 880, 779, 862, 863, 991, 74, 441, 440, 774,
-	769, 65, 691, 692, 963, 651, 695, 903, 865, 760,
-	761, 762, 763, 605, 442, 775, 776, 50, 687, 689,
-	702, 650, 704, 705, 770, 771, 772, 419, 719, 717,
-	594, 822, 701, 720, 718, 721, 601, 528, 529, 74,
-	638, 868, 867, 716, 715, 610, 611, 612, 613, 614,
-	615, 616, 617, 74, 811, 321, 321, 321, 321, 1141,
-	321, 321, 724, 655, 810, 204, 205, 321, 164, 1135,
-	931, 164, 164, 164, 164, 164, 823, 651, 807, 1140,
-	816, 815, 654, 164, 436, 895, 164, 856, 857, 551,
-	164, 311, 1116, 445, 164, 164, 886, 209, 434, 235,
-	234, 237, 238, 239, 240, 1115, 74, 855, 236, 241,
-	1077, 881, 652, 1037, 1069, 661, 662, 663, 664, 665,
-	666, 667, 668, 669, 670, 671, 672, 673, 674, 675,
-	844, 866, 424, 787, 604, 436, 742, 878, 532, 201,
-	202, 874, 875, 195, 425, 814, 817, 164, 1104, 196,
-	618, 619, 54, 813, 164, 1103, 1071, 164, 74, 896,
-	897, 898, 859, 319, 289, 321, 882, 438, 1108, 891,
-	892, 524, 527, 528, 529, 525, 1060, 526, 530, 321,
-	908, 621, 56, 58, 542, 321, 319, 51, 1, 785,
-	906, 792, 1118, 832, 321, 321, 321, 321, 321, 321,
-	321, 321, 986, 747, 739, 842, 921, 291, 830, 64,
-	746, 899, 831, 1092, 1058, 753, 888, 936, 756, 835,
-	836, 837, 990, 909, 841, 1113, 885, 558, 559, 847,
-	557, 848, 849, 850, 851, 968, 561, 47, 560, 938,
-	288, 964, 937, 556, 943, 175, 280, 531, 956, 548,
-	978, 979, 980, 955, 439, 958, 66, 969, 924, 923,
-	788, 298, 475, 812, 972, 281, 970, 627, 428, 1102,
-	1070, 973, 936, 742, 843, 742, 985, 499, 697, 967,
-	221, 74, 984, 642, 998, 999, 233, 983, 230, 232,
-	231, 633, 74, 426, 430, 852, 449, 219, 211, 321,
-	321, 272, 515, 523, 521, 520, 277, 864, 860, 271,
-	448, 933, 1034, 1105, 637, 274, 25, 55, 634, 206,
-	19, 824, 825, 826, 18, 17, 20, 16, 445, 15,
-	14, 321, 29, 74, 74, 13, 74, 12, 1033, 11,
-	273, 806, 10, 1018, 491, 1011, 1019, 9, 8, 1026,
-	7, 500, 6, 5, 4, 197, 1013, 74, 22, 1016,
-	2, 942, 0, 0, 164, 0, 0, 1038, 1049, 1050,
-	1051, 682, 1046, 74, 0, 0, 0, 0, 0, 1052,
-	742, 878, 1054, 0, 0, 700, 0, 0, 0, 319,
-	0, 0, 1023, 1024, 0, 1025, 0, 0, 1027, 0,
-	1029, 981, 289, 0, 0, 908, 742, 1067, 74, 74,
-	0, 0, 1061, 1066, 0, 0, 0, 0, 0, 0,
-	968, 0, 0, 1081, 0, 0, 0, 0, 74, 74,
-	289, 74, 74, 1072, 1078, 1057, 0, 321, 321, 0,
-	0, 0, 0, 1080, 1089, 0, 0, 1091, 0, 1090,
-	1101, 0, 0, 0, 1097, 164, 0, 0, 1100, 0,
-	968, 0, 47, 74, 967, 1109, 1020, 0, 0, 0,
-	0, 0, 0, 1022, 74, 164, 0, 0, 0, 0,
-	0, 74, 1110, 0, 1031, 1032, 164, 0, 0, 0,
-	321, 940, 941, 1122, 0, 288, 1127, 1040, 1041, 1042,
-	0, 1045, 1131, 0, 967, 0, 0, 798, 0, 321,
-	0, 0, 0, 0, 0, 1138, 1139, 905, 0, 275,
-	0, 797, 0, 0, 0, 1146, 0, 0, 74, 0,
-	74, 74, 74, 164, 74, 0, 74, 0, 640, 641,
-	930, 0, 0, 0, 0, 0, 0, 0, 802, 0,
-	0, 0, 0, 0, 161, 0, 0, 796, 0, 0,
-	74, 74, 74, 1075, 455, 465, 466, 458, 459, 460,
-	461, 462, 463, 464, 457, 0, 0, 467, 1086, 1087,
-	1088, 0, 278, 0, 0, 0, 0, 295, 0, 0,
-	491, 0, 0, 693, 694, 74, 74, 0, 0, 0,
-	0, 0, 1021, 0, 0, 793, 790, 791, 74, 789,
-	0, 0, 0, 873, 0, 0, 0, 0, 0, 0,
-	74, 0, 427, 0, 321, 0, 0, 0, 0, 0,
-	0, 0, 800, 803, 1123, 0, 74, 0, 0, 1128,
-	0, 0, 0, 0, 0, 0, 0, 1132, 0, 0,
-	736, 0, 0, 0, 0, 0, 0, 162, 0, 0,
-	186, 0, 0, 74, 0, 904, 321, 795, 321, 0,
-	0, 0, 74, 0, 301, 0, 302, 1150, 1151, 0,
-	307, 794, 210, 0, 162, 162, 290, 309, 0, 321,
-	162, 0, 0, 0, 0, 0, 1074, 0, 0, 0,
-	0, 0, 0, 0, 0, 321, 799, 465, 466, 458,
-	459, 460, 461, 462, 463, 464, 457, 801, 0, 467,
-	0, 808, 809, 0, 430, 23, 24, 48, 26, 27,
-	0, 0, 0, 0, 0, 0, 0, 289, 0, 0,
-	971, 873, 0, 1065, 42, 0, 0, 0, 0, 28,
+	246, 47, 1120, 596, 245, 783, 279, 490, 966, 489,
+	3, 988, 725, 893, 1048, 780, 967, 764, 907, 220,
+	535, 963, 872, 740, 53, 533, 777, 741, 945, 858,
+	861, 194, 910, 827, 676, 698, 750, 322, 653, 423,
+	429, 773, 686, 282, 292, 188, 706, 522, 47, 218,
+	537, 443, 738, 203, 683, 52, 199, 193, 1148, 1138,
+	1146, 1127, 274, 320, 758, 435, 1144, 784, 1137, 1126,
+	958, 1036, 269, 296, 313, 993, 994, 995, 1097, 889,
+	757, 270, 1060, 288, 996, 1074, 765, 268, 1031, 189,
+	190, 191, 192, 1029, 798, 213, 318, 187, 415, 416,
+	1145, 1143, 207, 1121, 57, 930, 707, 304, 797, 1095,
+	299, 502, 1107, 456, 455, 465, 466, 458, 459, 460,
+	461, 462, 463, 464, 457, 303, 155, 467, 927, 59,
+	60, 61, 62, 63, 929, 802, 315, 752, 317, 726,
+	728, 752, 209, 154, 796, 155, 456, 455, 465, 466,
+	458, 459, 460, 461, 462, 463, 464, 457, 602, 685,
+	467, 595, 314, 316, 871, 293, 157, 158, 159, 883,
+	870, 869, 319, 319, 319, 319, 294, 319, 319, 300,
+	167, 156, 479, 480, 319, 1112, 1045, 876, 894, 821,
+	828, 625, 793, 790, 791, 553, 789, 447, 308, 457,
+	47, 467, 467, 442, 765, 1096, 1094, 441, 440, 432,
+	622, 839, 727, 838, 962, 476, 1011, 222, 478, 800,
+	803, 997, 431, 312, 442, 928, 1002, 926, 751, 441,
+	440, 552, 751, 749, 748, 460, 461, 462, 463, 464,
+	457, 1125, 960, 467, 1108, 488, 442, 492, 493, 494,
+	495, 496, 497, 498, 795, 501, 503, 503, 503, 503,
+	503, 503, 503, 503, 511, 512, 513, 514, 794, 412,
+	413, 414, 440, 417, 418, 534, 1003, 599, 840, 273,
+	420, 441, 440, 699, 699, 306, 845, 547, 442, 754,
+	628, 629, 660, 799, 755, 887, 319, 216, 442, 1115,
+	288, 437, 319, 918, 801, 433, 658, 659, 657, 1065,
+	1064, 319, 319, 319, 319, 319, 319, 319, 319, 481,
+	482, 483, 484, 485, 486, 487, 441, 440, 74, 153,
+	902, 916, 164, 901, 50, 164, 441, 440, 426, 430,
+	818, 819, 820, 442, 656, 549, 609, 677, 918, 678,
+	21, 890, 1131, 442, 1077, 448, 1063, 900, 946, 164,
+	164, 607, 1134, 422, 422, 164, 1001, 74, 504, 505,
+	506, 507, 508, 509, 510, 990, 916, 458, 459, 460,
+	461, 462, 463, 464, 457, 884, 948, 467, 786, 491,
+	267, 679, 594, 593, 917, 310, 500, 305, 601, 293,
+	919, 912, 913, 920, 915, 914, 198, 610, 611, 612,
+	613, 614, 615, 616, 617, 921, 319, 319, 950, 1100,
+	954, 923, 949, 1099, 947, 624, 643, 645, 646, 952,
+	998, 644, 1085, 1118, 54, 477, 1085, 422, 951, 917,
+	1085, 1086, 546, 953, 955, 919, 912, 913, 920, 915,
+	914, 688, 164, 859, 164, 654, 421, 1040, 164, 964,
+	921, 623, 546, 630, 519, 164, 911, 1057, 1056, 74,
+	74, 74, 74, 833, 74, 74, 544, 441, 440, 47,
+	1010, 74, 983, 422, 935, 651, 859, 632, 1044, 422,
+	1008, 1007, 273, 492, 442, 519, 647, 1005, 1004, 23,
+	649, 1006, 690, 833, 422, 519, 422, 74, 688, 422,
+	518, 650, 618, 619, 555, 554, 23, 545, 877, 543,
+	274, 274, 274, 274, 274, 709, 1080, 833, 546, 680,
+	681, 833, 626, 200, 519, 534, 50, 729, 288, 1069,
+	759, 778, 977, 274, 690, 652, 50, 880, 661, 662,
+	663, 664, 665, 666, 667, 668, 669, 670, 671, 672,
+	673, 674, 675, 50, 696, 164, 288, 703, 732, 862,
+	863, 597, 164, 164, 164, 774, 769, 65, 722, 74,
+	50, 781, 992, 640, 641, 766, 767, 768, 731, 730,
+	734, 651, 710, 74, 735, 713, 164, 964, 164, 74,
+	745, 164, 711, 712, 164, 714, 164, 319, 74, 74,
+	74, 74, 74, 74, 74, 74, 244, 737, 742, 779,
+	903, 865, 23, 605, 419, 638, 868, 760, 761, 762,
+	763, 775, 776, 867, 716, 491, 719, 715, 693, 694,
+	717, 720, 770, 771, 772, 718, 853, 72, 1142, 854,
+	1136, 822, 932, 691, 692, 807, 721, 695, 528, 529,
+	204, 205, 654, 651, 1141, 816, 815, 810, 655, 50,
+	811, 702, 895, 704, 705, 524, 527, 528, 529, 525,
+	289, 526, 530, 436, 422, 551, 297, 424, 311, 650,
+	886, 1117, 1116, 1078, 881, 736, 823, 434, 1038, 425,
+	1070, 787, 604, 806, 532, 201, 202, 856, 857, 436,
+	814, 195, 1105, 74, 74, 54, 855, 164, 813, 196,
+	456, 455, 465, 466, 458, 459, 460, 461, 462, 463,
+	464, 457, 74, 844, 467, 1104, 164, 273, 273, 273,
+	273, 273, 74, 1072, 866, 859, 438, 1109, 1061, 621,
+	56, 58, 273, 542, 824, 825, 826, 51, 1, 785,
+	273, 874, 875, 906, 792, 1119, 808, 809, 878, 430,
+	987, 747, 739, 291, 64, 746, 899, 1093, 891, 892,
+	896, 897, 898, 319, 1059, 74, 882, 753, 321, 321,
+	321, 321, 888, 321, 321, 756, 991, 817, 1114, 74,
+	321, 885, 558, 559, 742, 557, 319, 561, 560, 556,
+	175, 280, 531, 548, 164, 439, 66, 164, 164, 164,
+	164, 164, 925, 922, 924, 788, 445, 298, 475, 164,
+	812, 834, 164, 281, 909, 971, 164, 627, 428, 1103,
+	164, 164, 846, 1071, 832, 843, 499, 697, 908, 221,
+	642, 233, 74, 230, 232, 969, 842, 47, 939, 968,
+	965, 231, 633, 852, 449, 219, 970, 959, 211, 957,
+	979, 980, 981, 288, 956, 655, 944, 938, 272, 905,
+	973, 515, 523, 974, 521, 937, 520, 277, 864, 631,
+	860, 271, 934, 164, 1035, 1106, 637, 289, 321, 984,
+	164, 985, 931, 164, 74, 999, 1000, 986, 25, 55,
+	206, 19, 321, 18, 17, 20, 16, 15, 321, 14,
+	29, 13, 12, 11, 941, 942, 10, 321, 321, 321,
+	321, 321, 321, 321, 321, 9, 274, 8, 7, 6,
+	937, 742, 5, 742, 4, 197, 687, 689, 235, 234,
+	237, 238, 239, 240, 22, 2, 1012, 236, 241, 1034,
+	701, 1020, 0, 0, 1019, 0, 0, 0, 1014, 0,
+	0, 1017, 524, 527, 528, 529, 525, 1027, 526, 530,
+	0, 0, 862, 863, 0, 0, 0, 1039, 961, 0,
+	724, 0, 0, 0, 1050, 1051, 1052, 0, 0, 0,
+	0, 0, 975, 1053, 0, 976, 1047, 0, 978, 0,
+	319, 1024, 1025, 878, 1026, 0, 1055, 1028, 0, 1030,
+	0, 0, 1062, 0, 0, 0, 0, 74, 0, 1067,
+	0, 0, 321, 321, 0, 0, 1022, 0, 74, 1068,
+	0, 969, 0, 1073, 1082, 968, 0, 0, 0, 742,
+	0, 634, 0, 1081, 1058, 0, 0, 1079, 0, 0,
+	0, 445, 0, 0, 321, 0, 1090, 0, 0, 1092,
+	0, 1102, 1091, 0, 908, 742, 1098, 0, 0, 74,
+	74, 969, 74, 47, 1101, 968, 0, 0, 0, 1110,
+	0, 0, 1111, 173, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 74, 682, 1037, 1066, 0, 0, 0,
+	164, 0, 491, 1123, 0, 0, 1128, 183, 700, 74,
+	0, 0, 1132, 0, 0, 0, 0, 0, 0, 288,
+	1075, 0, 0, 0, 0, 289, 830, 1140, 1139, 0,
+	831, 0, 0, 0, 0, 0, 1147, 835, 836, 837,
+	0, 0, 841, 273, 74, 74, 0, 847, 0, 848,
+	849, 850, 851, 289, 940, 0, 0, 168, 0, 0,
+	321, 321, 0, 170, 74, 74, 0, 74, 74, 176,
+	172, 0, 0, 0, 456, 455, 465, 466, 458, 459,
+	460, 461, 462, 463, 464, 457, 0, 0, 467, 0,
+	0, 164, 0, 0, 0, 174, 0, 0, 178, 74,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	321, 321, 0, 321, 988, 0, 0, 0, 37, 0,
-	0, 0, 50, 0, 0, 0, 0, 162, 0, 162,
-	0, 0, 0, 162, 0, 0, 834, 517, 0, 0,
-	162, 0, 0, 0, 0, 1012, 541, 846, 0, 0,
-	0, 0, 0, 0, 0, 0, 1014, 0, 0, 1148,
-	0, 0, 0, 1017, 0, 0, 0, 0, 598, 0,
-	600, 0, 0, 603, 0, 0, 606, 0, 0, 0,
-	0, 30, 31, 33, 32, 35, 0, 0, 0, 0,
+	0, 74, 164, 321, 0, 0, 0, 0, 74, 0,
+	0, 0, 0, 164, 0, 0, 169, 0, 0, 0,
+	0, 0, 321, 1149, 0, 0, 0, 1122, 491, 0,
+	427, 0, 0, 0, 0, 171, 177, 179, 180, 181,
+	182, 0, 0, 185, 184, 0, 0, 0, 0, 0,
+	829, 0, 0, 0, 0, 74, 0, 74, 74, 74,
+	164, 74, 0, 74, 275, 162, 0, 0, 186, 943,
+	456, 455, 465, 466, 458, 459, 460, 461, 462, 463,
+	464, 457, 0, 0, 467, 0, 0, 74, 74, 74,
+	210, 0, 162, 162, 290, 0, 0, 0, 162, 161,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 982,
+	456, 455, 465, 466, 458, 459, 460, 461, 462, 463,
+	464, 457, 74, 74, 467, 0, 873, 278, 0, 0,
+	0, 0, 295, 0, 0, 74, 0, 321, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 74, 455, 465,
+	466, 458, 459, 460, 461, 462, 463, 464, 457, 0,
+	0, 467, 0, 74, 465, 466, 458, 459, 460, 461,
+	462, 463, 464, 457, 0, 1021, 467, 0, 904, 321,
+	0, 321, 1023, 0, 0, 162, 0, 162, 0, 0,
+	74, 162, 0, 1032, 1033, 0, 0, 0, 162, 74,
+	0, 0, 321, 0, 0, 0, 1041, 1042, 1043, 0,
+	1046, 0, 0, 0, 0, 0, 0, 0, 321, 301,
+	0, 302, 0, 0, 0, 307, 0, 0, 0, 0,
+	0, 0, 309, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	36, 43, 44, 0, 939, 45, 46, 34, 0, 0,
-	1048, 0, 1048, 1048, 1048, 0, 1053, 173, 321, 38,
-	39, 0, 40, 41, 456, 455, 465, 466, 458, 459,
-	460, 461, 462, 463, 464, 457, 829, 0, 467, 0,
-	162, 183, 321, 321, 321, 0, 0, 162, 539, 162,
-	0, 0, 0, 290, 0, 0, 456, 455, 465, 466,
-	458, 459, 460, 461, 462, 463, 464, 457, 0, 0,
-	467, 162, 0, 162, 0, 0, 162, 1082, 1083, 162,
-	0, 608, 49, 0, 0, 0, 0, 0, 0, 620,
-	988, 168, 0, 960, 0, 0, 0, 170, 0, 0,
-	0, 0, 1048, 176, 172, 0, 0, 974, 639, 0,
-	975, 0, 0, 977, 0, 0, 0, 0, 1112, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 174,
-	0, 0, 178, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 289, 0, 0, 1129, 0, 0, 0, 0,
-	0, 0, 0, 0, 1134, 0, 0, 0, 0, 0,
-	169, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 564, 0, 0, 0, 0, 0, 0, 171,
-	177, 179, 180, 181, 182, 0, 708, 185, 184, 0,
-	0, 0, 162, 0, 0, 0, 0, 0, 0, 0,
-	576, 0, 0, 0, 0, 0, 0, 0, 0, 1036,
-	0, 162, 0, 733, 0, 0, 491, 0, 0, 0,
-	608, 581, 582, 583, 584, 585, 586, 587, 0, 588,
-	589, 590, 591, 592, 577, 578, 579, 580, 562, 563,
-	0, 0, 565, 0, 566, 567, 568, 569, 570, 571,
-	572, 573, 574, 575, 0, 0, 0, 0, 0, 0,
-	0, 210, 0, 0, 0, 782, 210, 210, 0, 0,
-	210, 0, 804, 0, 0, 805, 0, 0, 0, 0,
-	0, 0, 0, 0, 210, 210, 210, 210, 0, 162,
-	0, 290, 162, 162, 162, 162, 162, 0, 0, 0,
-	0, 0, 0, 0, 723, 0, 0, 162, 0, 0,
-	0, 539, 0, 0, 0, 162, 162, 0, 0, 290,
-	451, 0, 454, 0, 0, 0, 608, 0, 468, 469,
-	470, 471, 472, 473, 474, 0, 452, 453, 450, 456,
-	455, 465, 466, 458, 459, 460, 461, 462, 463, 464,
-	457, 1121, 491, 467, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 113, 0, 0, 162, 0,
-	217, 0, 0, 0, 90, 162, 214, 0, 162, 100,
-	254, 102, 0, 0, 124, 109, 0, 0, 0, 0,
-	247, 248, 0, 0, 0, 0, 0, 0, 608, 0,
-	50, 0, 422, 215, 235, 234, 237, 238, 239, 240,
-	210, 0, 84, 236, 241, 242, 243, 0, 0, 212,
-	228, 0, 253, 0, 0, 0, 0, 0, 0, 0,
+	289, 0, 0, 972, 873, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 225, 226, 0, 0, 0, 0, 265, 0,
-	227, 0, 0, 223, 224, 229, 0, 210, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 165, 0, 210,
-	263, 0, 116, 0, 0, 127, 95, 94, 0, 0,
-	0, 86, 932, 121, 114, 139, 0, 115, 120, 103,
+	0, 0, 1076, 321, 321, 0, 321, 989, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 1087, 1088, 1089,
+	0, 0, 0, 0, 0, 0, 0, 0, 162, 0,
+	0, 0, 0, 0, 0, 162, 539, 162, 1013, 0,
+	0, 290, 0, 0, 0, 0, 0, 0, 0, 0,
+	1015, 0, 0, 0, 0, 0, 0, 1018, 0, 162,
+	0, 162, 517, 0, 162, 0, 0, 162, 0, 608,
+	0, 541, 0, 1124, 0, 0, 0, 0, 1129, 0,
+	0, 0, 0, 0, 0, 0, 1133, 0, 0, 0,
+	0, 0, 0, 598, 0, 600, 0, 0, 603, 0,
+	0, 606, 0, 0, 1049, 0, 1049, 1049, 1049, 0,
+	1054, 0, 321, 0, 0, 0, 1151, 1152, 0, 0,
+	23, 24, 48, 26, 27, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 321, 321, 321, 42,
+	0, 0, 0, 0, 28, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 37, 0, 0, 0, 50, 0, 0,
+	0, 1083, 1084, 0, 0, 0, 0, 0, 0, 0,
+	162, 0, 0, 0, 989, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 1049, 0, 0, 162,
+	0, 0, 0, 0, 0, 0, 0, 0, 608, 0,
+	0, 0, 1113, 0, 620, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 30, 31, 33, 32,
+	35, 0, 0, 639, 0, 0, 289, 0, 0, 1130,
+	0, 0, 0, 0, 0, 36, 43, 44, 1135, 210,
+	45, 46, 34, 0, 210, 210, 0, 0, 210, 0,
+	0, 0, 0, 0, 38, 39, 0, 40, 41, 0,
+	0, 0, 210, 210, 210, 210, 0, 162, 0, 290,
+	162, 162, 162, 162, 162, 0, 0, 0, 0, 0,
+	0, 0, 723, 0, 0, 162, 0, 0, 0, 539,
+	0, 0, 0, 162, 162, 0, 0, 290, 0, 0,
+	0, 708, 0, 0, 608, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 49, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 733, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 162, 0, 0, 0,
+	0, 0, 0, 162, 0, 0, 162, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 113, 608, 0, 0, 0,
+	782, 0, 0, 0, 90, 0, 0, 804, 210, 100,
+	805, 102, 0, 0, 124, 109, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 73, 0, 0, 0, 0, 0, 0,
+	0, 0, 84, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 210, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 210, 456, 455,
+	465, 466, 458, 459, 460, 461, 462, 463, 464, 457,
+	0, 0, 467, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 165, 0, 0,
+	0, 0, 116, 0, 0, 127, 95, 94, 0, 0,
+	0, 86, 0, 121, 114, 139, 0, 115, 120, 103,
 	131, 117, 138, 166, 145, 129, 144, 76, 128, 137,
 	85, 122, 78, 135, 126, 107, 97, 98, 77, 0,
 	119, 89, 93, 88, 112, 132, 133, 87, 151, 81,
 	143, 80, 82, 142, 111, 130, 136, 108, 105, 79,
 	134, 106, 104, 99, 91, 0, 0, 0, 125, 140,
 	152, 0, 0, 146, 147, 148, 149, 110, 83, 96,
-	123, 255, 264, 261, 262, 259, 260, 258, 257, 256,
-	266, 249, 250, 252, 0, 251, 75, 0, 101, 150,
-	118, 92, 141, 1008, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 162, 0, 0, 0, 0,
-	0, 0, 0, 1015, 0, 210, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 210, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 290, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	123, 564, 0, 162, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 210, 0, 0, 75, 0, 101, 150,
+	118, 92, 141, 0, 210, 0, 0, 0, 0, 576,
+	0, 0, 0, 0, 0, 0, 0, 933, 0, 0,
+	0, 0, 0, 0, 290, 0, 0, 0, 0, 0,
+	581, 582, 583, 584, 585, 586, 587, 0, 588, 589,
+	590, 591, 592, 577, 578, 579, 580, 562, 563, 0,
+	0, 565, 0, 566, 567, 568, 569, 570, 571, 572,
+	573, 574, 575, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 162, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 162, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 162, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 162, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 539, 0, 0, 0, 0, 401,
+	0, 0, 0, 0, 0, 162, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 162, 0, 1009, 0,
+	0, 0, 0, 0, 451, 0, 454, 0, 0, 0,
+	0, 0, 468, 469, 470, 471, 472, 473, 474, 1016,
+	452, 453, 450, 456, 455, 465, 466, 458, 459, 460,
+	461, 462, 463, 464, 457, 0, 0, 467, 0, 0,
+	0, 0, 0, 539, 0, 0, 0, 0, 401, 391,
+	0, 364, 403, 342, 356, 411, 357, 358, 385, 330,
+	372, 113, 354, 0, 345, 325, 351, 326, 343, 366,
+	90, 369, 341, 393, 375, 100, 409, 102, 380, 0,
+	124, 109, 0, 0, 368, 395, 370, 390, 363, 386,
+	335, 379, 404, 355, 383, 405, 0, 0, 0, 73,
+	0, 743, 744, 0, 0, 0, 0, 0, 84, 0,
+	382, 400, 353, 384, 324, 381, 0, 328, 331, 410,
+	398, 348, 349, 879, 0, 0, 0, 0, 0, 0,
+	367, 371, 387, 361, 0, 0, 0, 0, 0, 0,
+	0, 0, 346, 0, 378, 0, 0, 0, 332, 329,
+	0, 365, 0, 0, 0, 334, 0, 347, 388, 0,
+	323, 396, 362, 165, 399, 360, 359, 402, 116, 0,
+	290, 127, 95, 94, 394, 344, 352, 86, 350, 121,
+	114, 139, 377, 115, 120, 103, 131, 117, 138, 166,
+	145, 129, 144, 76, 128, 137, 85, 122, 78, 135,
+	126, 107, 97, 98, 77, 0, 119, 89, 93, 88,
+	112, 132, 133, 87, 151, 81, 143, 80, 82, 142,
+	111, 130, 136, 108, 105, 79, 134, 106, 104, 99,
+	91, 0, 327, 0, 125, 140, 152, 340, 397, 146,
+	147, 148, 149, 110, 83, 96, 123, 338, 339, 336,
+	337, 373, 374, 406, 407, 408, 389, 333, 0, 0,
+	392, 376, 75, 0, 101, 150, 118, 92, 141, 401,
 	391, 0, 364, 403, 342, 356, 411, 357, 358, 385,
 	330, 372, 113, 354, 0, 345, 325, 351, 326, 343,
 	366, 90, 369, 341, 393, 375, 100, 409, 102, 380,
@@ -820,12 +843,12 @@ var yyAct = [...]int{
 	386, 335, 379, 404, 355, 383, 405, 0, 0, 0,
 	73, 0, 743, 744, 0, 0, 0, 0, 0, 84,
 	0, 382, 400, 353, 384, 324, 381, 0, 328, 331,
-	410, 398, 348, 349, 879, 0, 0, 0, 0, 0,
+	410, 398, 348, 349, 0, 0, 0, 0, 0, 0,
 	0, 367, 371, 387, 361, 0, 0, 0, 0, 0,
 	0, 0, 0, 346, 0, 378, 0, 0, 0, 332,
 	329, 0, 365, 0, 0, 0, 334, 0, 347, 388,
 	0, 323, 396, 362, 165, 399, 360, 359, 402, 116,
-	0, 290, 127, 95, 94, 394, 344, 352, 86, 350,
+	0, 0, 127, 95, 94, 394, 344, 352, 86, 350,
 	121, 114, 139, 377, 115, 120, 103, 131, 117, 138,
 	166, 145, 129, 144, 76, 128, 137, 85, 122, 78,
 	135, 126, 107, 97, 98, 77, 0, 119, 89, 93,
@@ -839,8 +862,8 @@ var yyAct = [...]int{
 	385, 330, 372, 113, 354, 0, 345, 325, 351, 326,
 	343, 366, 90, 369, 341, 393, 375, 100, 409, 102,
 	380, 0, 124, 109, 0, 0, 368, 395, 370, 390,
-	363, 386, 335, 379, 404, 355, 383, 405, 0, 0,
-	0, 73, 0, 743, 744, 0, 0, 0, 0, 0,
+	363, 386, 335, 379, 404, 355, 383, 405, 50, 0,
+	0, 73, 0, 0, 0, 0, 0, 0, 0, 0,
 	84, 0, 382, 400, 353, 384, 324, 381, 0, 328,
 	331, 410, 398, 348, 349, 0, 0, 0, 0, 0,
 	0, 0, 367, 371, 387, 361, 0, 0, 0, 0,
@@ -861,12 +884,12 @@ var yyAct = [...]int{
 	358, 385, 330, 372, 113, 354, 0, 345, 325, 351,
 	326, 343, 366, 90, 369, 341, 393, 375, 100, 409,
 	102, 380, 0, 124, 109, 0, 0, 368, 395, 370,
-	390, 363, 386, 335, 379, 404, 355, 383, 405, 50,
+	390, 363, 386, 335, 379, 404, 355, 383, 405, 0,
 	0, 0, 73, 0, 0, 0, 0, 0, 0, 0,
 	0, 84, 0, 382, 400, 353, 384, 324, 381, 0,
 	328, 331, 410, 398, 348, 349, 0, 0, 0, 0,
 	0, 0, 0, 367, 371, 387, 361, 0, 0, 0,
-	0, 0, 0, 0, 0, 346, 0, 378, 0, 0,
+	0, 0, 0, 936, 0, 346, 0, 378, 0, 0,
 	0, 332, 329, 0, 365, 0, 0, 0, 334, 0,
 	347, 388, 0, 323, 396, 362, 165, 399, 360, 359,
 	402, 116, 0, 0, 127, 95, 94, 394, 344, 352,
@@ -884,11 +907,11 @@ var yyAct = [...]int{
 	351, 326, 343, 366, 90, 369, 341, 393, 375, 100,
 	409, 102, 380, 0, 124, 109, 0, 0, 368, 395,
 	370, 390, 363, 386, 335, 379, 404, 355, 383, 405,
-	0, 0, 0, 73, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 215, 0, 0, 0, 0, 0, 0,
 	0, 0, 84, 0, 382, 400, 353, 384, 324, 381,
 	0, 328, 331, 410, 398, 348, 349, 0, 0, 0,
 	0, 0, 0, 0, 367, 371, 387, 361, 0, 0,
-	0, 0, 0, 0, 935, 0, 346, 0, 378, 0,
+	0, 0, 0, 0, 648, 0, 346, 0, 378, 0,
 	0, 0, 332, 329, 0, 365, 0, 0, 0, 334,
 	0, 347, 388, 0, 323, 396, 362, 165, 399, 360,
 	359, 402, 116, 0, 0, 127, 95, 94, 394, 344,
@@ -906,11 +929,11 @@ var yyAct = [...]int{
 	325, 351, 326, 343, 366, 90, 369, 341, 393, 375,
 	100, 409, 102, 380, 0, 124, 109, 0, 0, 368,
 	395, 370, 390, 363, 386, 335, 379, 404, 355, 383,
-	405, 0, 0, 0, 215, 0, 0, 0, 0, 0,
+	405, 0, 0, 0, 73, 0, 550, 0, 0, 0,
 	0, 0, 0, 84, 0, 382, 400, 353, 384, 324,
 	381, 0, 328, 331, 410, 398, 348, 349, 0, 0,
 	0, 0, 0, 0, 0, 367, 371, 387, 361, 0,
-	0, 0, 0, 0, 0, 648, 0, 346, 0, 378,
+	0, 0, 0, 0, 0, 0, 0, 346, 0, 378,
 	0, 0, 0, 332, 329, 0, 365, 0, 0, 0,
 	334, 0, 347, 388, 0, 323, 396, 362, 165, 399,
 	360, 359, 402, 116, 0, 0, 127, 95, 94, 394,
@@ -928,7 +951,7 @@ var yyAct = [...]int{
 	345, 325, 351, 326, 343, 366, 90, 369, 341, 393,
 	375, 100, 409, 102, 380, 0, 124, 109, 0, 0,
 	368, 395, 370, 390, 363, 386, 335, 379, 404, 355,
-	383, 405, 0, 0, 0, 73, 0, 550, 0, 0,
+	383, 405, 0, 0, 0, 73, 0, 0, 0, 0,
 	0, 0, 0, 0, 84, 0, 382, 400, 353, 384,
 	324, 381, 0, 328, 331, 410, 398, 348, 349, 0,
 	0, 0, 0, 0, 0, 0, 367, 371, 387, 361,
@@ -950,7 +973,7 @@ var yyAct = [...]int{
 	0, 345, 325, 351, 326, 343, 366, 90, 369, 341,
 	393, 375, 100, 409, 102, 380, 0, 124, 109, 0,
 	0, 368, 395, 370, 390, 363, 386, 335, 379, 404,
-	355, 383, 405, 0, 0, 0, 73, 0, 0, 0,
+	355, 383, 405, 0, 0, 0, 215, 0, 0, 0,
 	0, 0, 0, 0, 0, 84, 0, 382, 400, 353,
 	384, 324, 381, 0, 328, 331, 410, 398, 348, 349,
 	0, 0, 0, 0, 0, 0, 0, 367, 371, 387,
@@ -972,7 +995,7 @@ var yyAct = [...]int{
 	354, 0, 345, 325, 351, 326, 343, 366, 90, 369,
 	341, 393, 375, 100, 409, 102, 380, 0, 124, 109,
 	0, 0, 368, 395, 370, 390, 363, 386, 335, 379,
-	404, 355, 383, 405, 0, 0, 0, 215, 0, 0,
+	404, 355, 383, 405, 0, 0, 0, 163, 0, 0,
 	0, 0, 0, 0, 0, 0, 84, 0, 382, 400,
 	353, 384, 324, 381, 0, 328, 331, 410, 398, 348,
 	349, 0, 0, 0, 0, 0, 0, 0, 367, 371,
@@ -989,79 +1012,15 @@ var yyAct = [...]int{
 	327, 0, 125, 140, 152, 340, 397, 146, 147, 148,
 	149, 110, 83, 96, 123, 338, 339, 336, 337, 373,
 	374, 406, 407, 408, 389, 333, 0, 0, 392, 376,
-	75, 0, 101, 150, 118, 92, 141, 401, 391, 0,
-	364, 403, 342, 356, 411, 357, 358, 385, 330, 372,
-	113, 354, 0, 345, 325, 351, 326, 343, 366, 90,
-	369, 341, 393, 375, 100, 409, 102, 380, 0, 124,
-	109, 0, 0, 368, 395, 370, 390, 363, 386, 335,
-	379, 404, 355, 383, 405, 0, 0, 0, 163, 0,
-	0, 0, 0, 0, 0, 0, 0, 84, 0, 382,
-	400, 353, 384, 324, 381, 0, 328, 331, 410, 398,
-	348, 349, 0, 0, 0, 0, 0, 0, 0, 367,
-	371, 387, 361, 0, 0, 0, 0, 0, 0, 0,
-	0, 346, 0, 378, 0, 0, 0, 332, 329, 0,
-	365, 0, 0, 0, 334, 0, 347, 388, 0, 323,
-	396, 362, 165, 399, 360, 359, 402, 116, 0, 0,
-	127, 95, 94, 394, 344, 352, 86, 350, 121, 114,
-	139, 377, 115, 120, 103, 131, 117, 138, 166, 145,
-	129, 144, 76, 128, 137, 85, 122, 78, 135, 126,
-	107, 97, 98, 77, 0, 119, 89, 93, 88, 112,
-	132, 133, 87, 151, 81, 143, 80, 82, 142, 111,
-	130, 136, 108, 105, 79, 134, 106, 104, 99, 91,
-	0, 327, 0, 125, 140, 152, 340, 397, 146, 147,
-	148, 149, 110, 83, 96, 123, 338, 339, 336, 337,
-	373, 374, 406, 407, 408, 389, 333, 0, 0, 392,
-	376, 75, 0, 101, 150, 118, 92, 141, 113, 0,
-	0, 684, 0, 217, 0, 0, 0, 90, 0, 214,
-	0, 0, 100, 254, 102, 0, 0, 124, 109, 0,
-	0, 0, 0, 247, 248, 0, 0, 0, 0, 0,
-	0, 0, 0, 50, 0, 0, 215, 235, 234, 237,
-	238, 239, 240, 0, 0, 84, 236, 241, 242, 243,
-	0, 0, 212, 228, 0, 253, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 225, 226, 208, 0, 0,
-	0, 265, 0, 227, 0, 0, 223, 224, 229, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	165, 0, 0, 263, 0, 116, 0, 0, 127, 95,
-	94, 0, 0, 0, 86, 0, 121, 114, 139, 0,
-	115, 120, 103, 131, 117, 138, 166, 145, 129, 144,
-	76, 128, 137, 85, 122, 78, 135, 126, 107, 97,
-	98, 77, 0, 119, 89, 93, 88, 112, 132, 133,
-	87, 151, 81, 143, 80, 82, 142, 111, 130, 136,
-	108, 105, 79, 134, 106, 104, 99, 91, 0, 0,
-	0, 125, 140, 152, 0, 0, 146, 147, 148, 149,
-	110, 83, 96, 123, 255, 264, 261, 262, 259, 260,
-	258, 257, 256, 266, 249, 250, 252, 0, 251, 75,
-	0, 101, 150, 118, 92, 141, 113, 0, 0, 0,
-	0, 217, 0, 0, 0, 90, 0, 214, 0, 0,
-	100, 254, 102, 0, 0, 124, 109, 0, 0, 0,
-	0, 247, 248, 0, 0, 0, 0, 0, 0, 0,
-	0, 50, 0, 0, 215, 235, 234, 237, 238, 239,
-	240, 0, 0, 84, 236, 241, 242, 243, 0, 0,
-	212, 228, 0, 253, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 225, 226, 208, 0, 0, 0, 265,
-	0, 227, 0, 0, 223, 224, 229, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 165, 0,
-	0, 263, 0, 116, 0, 0, 127, 95, 94, 0,
-	0, 0, 86, 0, 121, 114, 139, 0, 115, 120,
-	103, 131, 117, 138, 166, 145, 129, 144, 76, 128,
-	137, 85, 122, 78, 135, 126, 107, 97, 98, 77,
-	0, 119, 89, 93, 88, 112, 132, 133, 87, 151,
-	81, 143, 80, 82, 142, 111, 130, 136, 108, 105,
-	79, 134, 106, 104, 99, 91, 0, 0, 0, 125,
-	140, 152, 0, 0, 146, 147, 148, 149, 110, 83,
-	96, 123, 255, 264, 261, 262, 259, 260, 258, 257,
-	256, 266, 249, 250, 252, 23, 251, 75, 0, 101,
-	150, 118, 92, 141, 0, 0, 0, 113, 0, 0,
-	0, 0, 217, 0, 0, 0, 90, 0, 214, 0,
+	75, 0, 101, 150, 118, 92, 141, 113, 0, 0,
+	684, 0, 217, 0, 0, 0, 90, 0, 214, 0,
 	0, 100, 254, 102, 0, 0, 124, 109, 0, 0,
 	0, 0, 247, 248, 0, 0, 0, 0, 0, 0,
 	0, 0, 50, 0, 0, 215, 235, 234, 237, 238,
 	239, 240, 0, 0, 84, 236, 241, 242, 243, 0,
 	0, 212, 228, 0, 253, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 225, 226, 0, 0, 0, 0,
+	0, 0, 0, 0, 225, 226, 208, 0, 0, 0,
 	265, 0, 227, 0, 0, 223, 224, 229, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 165,
 	0, 0, 263, 0, 116, 0, 0, 127, 95, 94,
@@ -1078,7 +1037,7 @@ var yyAct = [...]int{
 	217, 0, 0, 0, 90, 0, 214, 0, 0, 100,
 	254, 102, 0, 0, 124, 109, 0, 0, 0, 0,
 	247, 248, 0, 0, 0, 0, 0, 0, 0, 0,
-	50, 0, 0, 215, 235, 234, 237, 238, 239, 240,
+	50, 0, 422, 215, 235, 234, 237, 238, 239, 240,
 	0, 0, 84, 236, 241, 242, 243, 0, 0, 212,
 	228, 0, 253, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@@ -1094,35 +1053,16 @@ var yyAct = [...]int{
 	134, 106, 104, 99, 91, 0, 0, 0, 125, 140,
 	152, 0, 0, 146, 147, 148, 149, 110, 83, 96,
 	123, 255, 264, 261, 262, 259, 260, 258, 257, 256,
-	266, 249, 250, 252, 113, 251, 75, 0, 101, 150,
-	118, 92, 141, 90, 0, 0, 0, 0, 100, 254,
-	102, 0, 0, 124, 109, 0, 0, 0, 0, 247,
-	248, 0, 0, 0, 0, 0, 0, 0, 0, 50,
-	0, 0, 215, 235, 234, 237, 238, 239, 240, 0,
-	0, 84, 236, 241, 242, 243, 0, 0, 0, 228,
-	0, 253, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 225, 226, 0, 0, 0, 0, 265, 0, 227,
-	0, 0, 223, 224, 229, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 165, 0, 0, 263,
-	0, 116, 0, 0, 127, 95, 94, 0, 0, 0,
-	86, 0, 121, 114, 139, 1149, 115, 120, 103, 131,
-	117, 138, 166, 145, 129, 144, 76, 128, 137, 85,
-	122, 78, 135, 126, 107, 97, 98, 77, 0, 119,
-	89, 93, 88, 112, 132, 133, 87, 151, 81, 143,
-	80, 82, 142, 111, 130, 136, 108, 105, 79, 134,
-	106, 104, 99, 91, 0, 0, 0, 125, 140, 152,
-	0, 0, 146, 147, 148, 149, 110, 83, 96, 123,
-	255, 264, 261, 262, 259, 260, 258, 257, 256, 266,
-	249, 250, 252, 113, 251, 75, 0, 101, 150, 118,
-	92, 141, 90, 0, 0, 0, 0, 100, 254, 102,
+	266, 249, 250, 252, 0, 251, 75, 0, 101, 150,
+	118, 92, 141, 113, 0, 0, 0, 0, 217, 0,
+	0, 0, 90, 0, 214, 0, 0, 100, 254, 102,
 	0, 0, 124, 109, 0, 0, 0, 0, 247, 248,
 	0, 0, 0, 0, 0, 0, 0, 0, 50, 0,
 	0, 215, 235, 234, 237, 238, 239, 240, 0, 0,
-	84, 236, 241, 242, 243, 0, 0, 0, 228, 0,
+	84, 236, 241, 242, 243, 0, 0, 212, 228, 0,
 	253, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	225, 226, 0, 0, 0, 0, 265, 0, 227, 0,
+	225, 226, 208, 0, 0, 0, 265, 0, 227, 0,
 	0, 223, 224, 229, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 165, 0, 0, 263, 0,
 	116, 0, 0, 127, 95, 94, 0, 0, 0, 86,
@@ -1134,17 +1074,39 @@ var yyAct = [...]int{
 	104, 99, 91, 0, 0, 0, 125, 140, 152, 0,
 	0, 146, 147, 148, 149, 110, 83, 96, 123, 255,
 	264, 261, 262, 259, 260, 258, 257, 256, 266, 249,
-	250, 252, 113, 251, 75, 0, 101, 150, 118, 92,
-	141, 90, 0, 0, 0, 0, 100, 0, 102, 0,
-	0, 124, 109, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	73, 0, 0, 0, 0, 0, 0, 0, 0, 84,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	250, 252, 23, 251, 75, 0, 101, 150, 118, 92,
+	141, 0, 0, 0, 113, 0, 0, 0, 0, 217,
+	0, 0, 0, 90, 0, 214, 0, 0, 100, 254,
+	102, 0, 0, 124, 109, 0, 0, 0, 0, 247,
+	248, 0, 0, 0, 0, 0, 0, 0, 0, 50,
+	0, 0, 215, 235, 234, 237, 238, 239, 240, 0,
+	0, 84, 236, 241, 242, 243, 0, 0, 212, 228,
+	0, 253, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 456, 455, 465, 466, 458,
-	459, 460, 461, 462, 463, 464, 457, 0, 0, 467,
+	0, 225, 226, 0, 0, 0, 0, 265, 0, 227,
+	0, 0, 223, 224, 229, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 165, 0, 0, 263,
+	0, 116, 0, 0, 127, 95, 94, 0, 0, 0,
+	86, 0, 121, 114, 139, 0, 115, 120, 103, 131,
+	117, 138, 166, 145, 129, 144, 76, 128, 137, 85,
+	122, 78, 135, 126, 107, 97, 98, 77, 0, 119,
+	89, 93, 88, 112, 132, 133, 87, 151, 81, 143,
+	80, 82, 142, 111, 130, 136, 108, 105, 79, 134,
+	106, 104, 99, 91, 0, 0, 0, 125, 140, 152,
+	0, 0, 146, 147, 148, 149, 110, 83, 96, 123,
+	255, 264, 261, 262, 259, 260, 258, 257, 256, 266,
+	249, 250, 252, 0, 251, 75, 0, 101, 150, 118,
+	92, 141, 113, 0, 0, 0, 0, 217, 0, 0,
+	0, 90, 0, 214, 0, 0, 100, 254, 102, 0,
+	0, 124, 109, 0, 0, 0, 0, 247, 248, 0,
+	0, 0, 0, 0, 0, 0, 0, 50, 0, 0,
+	215, 235, 234, 237, 238, 239, 240, 0, 0, 84,
+	236, 241, 242, 243, 0, 0, 212, 228, 0, 253,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 165, 0, 0, 0, 0, 116,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 225,
+	226, 0, 0, 0, 0, 265, 0, 227, 0, 0,
+	223, 224, 229, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 165, 0, 0, 263, 0, 116,
 	0, 0, 127, 95, 94, 0, 0, 0, 86, 0,
 	121, 114, 139, 0, 115, 120, 103, 131, 117, 138,
 	166, 145, 129, 144, 76, 128, 137, 85, 122, 78,
@@ -1152,92 +1114,92 @@ var yyAct = [...]int{
 	88, 112, 132, 133, 87, 151, 81, 143, 80, 82,
 	142, 111, 130, 136, 108, 105, 79, 134, 106, 104,
 	99, 91, 0, 0, 0, 125, 140, 152, 0, 0,
-	146, 147, 148, 149, 110, 83, 96, 123, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 75, 0, 101, 150, 118, 92, 141,
-	113, 0, 0, 0, 444, 0, 0, 0, 0, 90,
-	0, 0, 0, 0, 100, 0, 102, 0, 0, 124,
-	109, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 73, 0,
-	446, 0, 0, 0, 0, 0, 0, 84, 0, 0,
-	0, 0, 441, 440, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 442,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	146, 147, 148, 149, 110, 83, 96, 123, 255, 264,
+	261, 262, 259, 260, 258, 257, 256, 266, 249, 250,
+	252, 113, 251, 75, 0, 101, 150, 118, 92, 141,
+	90, 0, 0, 0, 0, 100, 254, 102, 0, 0,
+	124, 109, 0, 0, 0, 0, 247, 248, 0, 0,
+	0, 0, 0, 0, 0, 0, 50, 0, 0, 215,
+	235, 234, 237, 238, 239, 240, 0, 0, 84, 236,
+	241, 242, 243, 0, 0, 0, 228, 0, 253, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 225, 226,
+	0, 0, 0, 0, 265, 0, 227, 0, 0, 223,
+	224, 229, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 165, 0, 0, 263, 0, 116, 0,
+	0, 127, 95, 94, 0, 0, 0, 86, 0, 121,
+	114, 139, 1150, 115, 120, 103, 131, 117, 138, 166,
+	145, 129, 144, 76, 128, 137, 85, 122, 78, 135,
+	126, 107, 97, 98, 77, 0, 119, 89, 93, 88,
+	112, 132, 133, 87, 151, 81, 143, 80, 82, 142,
+	111, 130, 136, 108, 105, 79, 134, 106, 104, 99,
+	91, 0, 0, 0, 125, 140, 152, 0, 0, 146,
+	147, 148, 149, 110, 83, 96, 123, 255, 264, 261,
+	262, 259, 260, 258, 257, 256, 266, 249, 250, 252,
+	113, 251, 75, 0, 101, 150, 118, 92, 141, 90,
+	0, 0, 0, 0, 100, 254, 102, 0, 0, 124,
+	109, 0, 0, 0, 0, 247, 248, 0, 0, 0,
+	0, 0, 0, 0, 0, 50, 0, 0, 215, 235,
+	234, 237, 238, 239, 240, 0, 0, 84, 236, 241,
+	242, 243, 0, 0, 0, 228, 0, 253, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 165, 0, 0, 0, 0, 116, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 225, 226, 0,
+	0, 0, 0, 265, 0, 227, 0, 0, 223, 224,
+	229, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 165, 0, 0, 263, 0, 116, 0, 0,
 	127, 95, 94, 0, 0, 0, 86, 0, 121, 114,
 	139, 0, 115, 120, 103, 131, 117, 138, 166, 145,
 	129, 144, 76, 128, 137, 85, 122, 78, 135, 126,
 	107, 97, 98, 77, 0, 119, 89, 93, 88, 112,
 	132, 133, 87, 151, 81, 143, 80, 82, 142, 111,
 	130, 136, 108, 105, 79, 134, 106, 104, 99, 91,
-	0, 0, 0, 125, 140, 152, 0, 113, 146, 147,
-	148, 149, 110, 83, 96, 123, 90, 0, 0, 0,
-	0, 100, 0, 102, 0, 0, 124, 109, 0, 0,
-	0, 75, 0, 101, 150, 118, 92, 141, 0, 0,
-	0, 0, 0, 0, 0, 73, 0, 0, 0, 0,
-	0, 0, 0, 0, 84, 0, 0, 0, 0, 68,
+	0, 0, 0, 125, 140, 152, 0, 0, 146, 147,
+	148, 149, 110, 83, 96, 123, 255, 264, 261, 262,
+	259, 260, 258, 257, 256, 266, 249, 250, 252, 0,
+	251, 75, 0, 101, 150, 118, 92, 141, 113, 0,
+	0, 0, 444, 0, 0, 0, 0, 90, 0, 0,
+	0, 0, 100, 0, 102, 0, 0, 124, 109, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 73, 0, 446, 0,
+	0, 0, 0, 0, 0, 84, 0, 0, 0, 0,
+	441, 440, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 442, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 70, 0, 67,
-	0, 0, 0, 71, 116, 0, 0, 127, 95, 94,
-	0, 0, 0, 86, 0, 121, 114, 139, 0, 115,
-	120, 103, 131, 117, 138, 69, 145, 129, 144, 76,
-	128, 137, 85, 122, 78, 135, 126, 107, 97, 98,
-	77, 0, 119, 89, 93, 88, 112, 132, 133, 87,
-	151, 81, 143, 80, 82, 142, 111, 130, 136, 108,
-	105, 79, 134, 106, 104, 99, 91, 0, 0, 0,
-	125, 140, 152, 0, 0, 146, 147, 148, 149, 110,
-	83, 96, 123, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 75, 0,
-	101, 150, 118, 92, 141, 113, 0, 0, 0, 538,
-	0, 0, 0, 0, 90, 0, 0, 0, 0, 100,
-	0, 102, 0, 0, 124, 109, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 163, 0, 540, 0, 0, 0, 0,
-	0, 0, 84, 0, 0, 0, 0, 0, 0, 0,
+	165, 0, 0, 0, 0, 116, 0, 0, 127, 95,
+	94, 0, 0, 0, 86, 0, 121, 114, 139, 0,
+	115, 120, 103, 131, 117, 138, 166, 145, 129, 144,
+	76, 128, 137, 85, 122, 78, 135, 126, 107, 97,
+	98, 77, 0, 119, 89, 93, 88, 112, 132, 133,
+	87, 151, 81, 143, 80, 82, 142, 111, 130, 136,
+	108, 105, 79, 134, 106, 104, 99, 91, 0, 0,
+	0, 125, 140, 152, 0, 113, 146, 147, 148, 149,
+	110, 83, 96, 123, 90, 0, 0, 0, 0, 100,
+	0, 102, 0, 0, 124, 109, 0, 0, 0, 75,
+	0, 101, 150, 118, 92, 141, 0, 0, 0, 0,
+	0, 0, 0, 73, 0, 0, 0, 0, 0, 0,
+	0, 0, 84, 0, 0, 0, 0, 68, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 165, 0, 0,
-	0, 0, 116, 0, 0, 127, 95, 94, 0, 0,
+	0, 0, 0, 0, 0, 70, 0, 67, 0, 0,
+	0, 71, 116, 0, 0, 127, 95, 94, 0, 0,
 	0, 86, 0, 121, 114, 139, 0, 115, 120, 103,
-	131, 117, 138, 166, 145, 129, 144, 76, 128, 137,
+	131, 117, 138, 69, 145, 129, 144, 76, 128, 137,
 	85, 122, 78, 135, 126, 107, 97, 98, 77, 0,
 	119, 89, 93, 88, 112, 132, 133, 87, 151, 81,
 	143, 80, 82, 142, 111, 130, 136, 108, 105, 79,
 	134, 106, 104, 99, 91, 0, 0, 0, 125, 140,
 	152, 0, 0, 146, 147, 148, 149, 110, 83, 96,
-	123, 0, 23, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 113, 0, 75, 0, 101, 150,
-	118, 92, 141, 90, 0, 0, 0, 0, 100, 0,
-	102, 0, 0, 124, 109, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 50,
-	0, 0, 73, 0, 0, 0, 0, 0, 0, 0,
-	0, 84, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 165, 0, 0, 0,
-	0, 116, 0, 0, 127, 95, 94, 0, 0, 0,
-	86, 0, 121, 114, 139, 0, 115, 120, 103, 131,
-	117, 138, 166, 145, 129, 144, 76, 128, 137, 85,
-	122, 78, 135, 126, 107, 97, 98, 77, 0, 119,
-	89, 93, 88, 112, 132, 133, 87, 151, 81, 143,
-	80, 82, 142, 111, 130, 136, 108, 105, 79, 134,
-	106, 104, 99, 91, 0, 0, 0, 125, 140, 152,
-	0, 0, 146, 147, 148, 149, 110, 83, 96, 123,
-	0, 23, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 113, 0, 75, 0, 101, 150, 118,
-	92, 141, 90, 0, 0, 0, 0, 100, 0, 102,
+	123, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 75, 0, 101, 150,
+	118, 92, 141, 113, 0, 0, 0, 538, 0, 0,
+	0, 0, 90, 0, 0, 0, 0, 100, 0, 102,
 	0, 0, 124, 109, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 50, 0,
-	0, 163, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 163, 0, 540, 0, 0, 0, 0, 0, 0,
 	84, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@@ -1251,67 +1213,13 @@ var yyAct = [...]int{
 	93, 88, 112, 132, 133, 87, 151, 81, 143, 80,
 	82, 142, 111, 130, 136, 108, 105, 79, 134, 106,
 	104, 99, 91, 0, 0, 0, 125, 140, 152, 0,
-	113, 146, 147, 148, 149, 110, 83, 96, 123, 90,
-	0, 0, 0, 0, 100, 0, 102, 0, 0, 124,
-	109, 0, 0, 0, 75, 0, 101, 150, 118, 92,
-	141, 0, 0, 0, 0, 0, 0, 0, 73, 0,
-	0, 635, 0, 0, 636, 0, 0, 84, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 165, 0, 0, 0, 0, 116, 0, 0,
-	127, 95, 94, 0, 0, 0, 86, 0, 121, 114,
-	139, 0, 115, 120, 103, 131, 117, 138, 166, 145,
-	129, 144, 76, 128, 137, 85, 122, 78, 135, 126,
-	107, 97, 98, 77, 0, 119, 89, 93, 88, 112,
-	132, 133, 87, 151, 81, 143, 80, 82, 142, 111,
-	130, 136, 108, 105, 79, 134, 106, 104, 99, 91,
-	0, 0, 0, 125, 140, 152, 0, 0, 146, 147,
-	148, 149, 110, 83, 96, 123, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 75, 0, 101, 150, 118, 92, 141, 113, 0,
-	0, 0, 538, 0, 0, 0, 0, 90, 0, 0,
-	0, 0, 100, 0, 102, 0, 0, 124, 109, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 163, 0, 540, 0,
-	0, 0, 0, 0, 0, 84, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	165, 0, 0, 0, 0, 116, 0, 0, 127, 95,
-	94, 0, 0, 0, 86, 0, 121, 114, 139, 0,
-	536, 120, 103, 131, 117, 138, 166, 145, 129, 144,
-	76, 128, 137, 85, 122, 78, 135, 126, 107, 97,
-	98, 77, 0, 119, 89, 93, 88, 112, 132, 133,
-	87, 151, 81, 143, 80, 82, 142, 111, 130, 136,
-	108, 105, 79, 134, 106, 104, 99, 91, 0, 0,
-	0, 125, 140, 152, 0, 113, 146, 147, 148, 149,
-	110, 83, 96, 123, 90, 0, 0, 0, 0, 100,
-	0, 102, 0, 0, 124, 109, 0, 0, 0, 75,
-	0, 101, 150, 118, 92, 141, 0, 0, 0, 0,
-	50, 0, 0, 163, 0, 0, 0, 0, 0, 0,
-	0, 0, 84, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 165, 0, 0,
-	0, 0, 116, 0, 0, 127, 95, 94, 0, 0,
-	0, 86, 0, 121, 114, 139, 0, 115, 120, 103,
-	131, 117, 138, 166, 145, 129, 144, 76, 128, 137,
-	85, 122, 78, 135, 126, 107, 97, 98, 77, 0,
-	119, 89, 93, 88, 112, 132, 133, 87, 151, 81,
-	143, 80, 82, 142, 111, 130, 136, 108, 105, 79,
-	134, 106, 104, 99, 91, 0, 0, 0, 125, 140,
-	152, 0, 113, 146, 147, 148, 149, 110, 83, 96,
-	123, 90, 0, 0, 0, 0, 100, 0, 102, 0,
-	0, 124, 109, 0, 0, 0, 75, 0, 101, 150,
-	118, 92, 141, 0, 0, 0, 0, 0, 0, 0,
-	163, 0, 540, 0, 0, 0, 0, 0, 0, 84,
+	0, 146, 147, 148, 149, 110, 83, 96, 123, 0,
+	23, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 113, 0, 75, 0, 101, 150, 118, 92,
+	141, 90, 0, 0, 0, 0, 100, 0, 102, 0,
+	0, 124, 109, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 50, 0, 0,
+	73, 0, 0, 0, 0, 0, 0, 0, 0, 84,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@@ -1324,49 +1232,52 @@ var yyAct = [...]int{
 	135, 126, 107, 97, 98, 77, 0, 119, 89, 93,
 	88, 112, 132, 133, 87, 151, 81, 143, 80, 82,
 	142, 111, 130, 136, 108, 105, 79, 134, 106, 104,
-	99, 91, 0, 0, 0, 125, 140, 152, 0, 113,
-	146, 147, 148, 149, 110, 83, 96, 123, 90, 0,
-	0, 0, 0, 100, 0, 102, 0, 0, 124, 109,
-	0, 0, 0, 75, 0, 101, 150, 118, 92, 141,
-	0, 0, 0, 0, 0, 0, 0, 73, 0, 446,
-	0, 0, 0, 0, 0, 0, 84, 0, 0, 0,
+	99, 91, 0, 0, 0, 125, 140, 152, 0, 0,
+	146, 147, 148, 149, 110, 83, 96, 123, 0, 23,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 113, 0, 75, 0, 101, 150, 118, 92, 141,
+	90, 0, 0, 0, 0, 100, 0, 102, 0, 0,
+	124, 109, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 50, 0, 0, 163,
+	0, 0, 0, 0, 0, 0, 0, 0, 84, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 165, 0, 0, 0, 0, 116, 0, 0, 127,
-	95, 94, 0, 0, 0, 86, 0, 121, 114, 139,
-	0, 115, 120, 103, 131, 117, 138, 166, 145, 129,
-	144, 76, 128, 137, 85, 122, 78, 135, 126, 107,
-	97, 98, 77, 0, 119, 89, 93, 88, 112, 132,
-	133, 87, 151, 81, 143, 80, 82, 142, 111, 130,
-	136, 108, 105, 79, 134, 106, 104, 99, 91, 0,
-	0, 0, 125, 140, 152, 0, 0, 146, 147, 148,
-	149, 110, 83, 96, 123, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 113,
-	75, 0, 101, 150, 118, 92, 141, 516, 90, 0,
-	0, 0, 0, 100, 0, 102, 0, 0, 124, 109,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 163, 0, 0,
-	0, 0, 0, 0, 0, 0, 84, 0, 0, 0,
+	0, 0, 0, 165, 0, 0, 0, 0, 116, 0,
+	0, 127, 95, 94, 0, 0, 0, 86, 0, 121,
+	114, 139, 0, 115, 120, 103, 131, 117, 138, 166,
+	145, 129, 144, 76, 128, 137, 85, 122, 78, 135,
+	126, 107, 97, 98, 77, 0, 119, 89, 93, 88,
+	112, 132, 133, 87, 151, 81, 143, 80, 82, 142,
+	111, 130, 136, 108, 105, 79, 134, 106, 104, 99,
+	91, 0, 0, 0, 125, 140, 152, 0, 113, 146,
+	147, 148, 149, 110, 83, 96, 123, 90, 0, 0,
+	0, 0, 100, 0, 102, 0, 0, 124, 109, 0,
+	0, 0, 75, 0, 101, 150, 118, 92, 141, 0,
+	0, 0, 0, 0, 0, 0, 73, 0, 0, 635,
+	0, 0, 636, 0, 0, 84, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 165, 0, 0, 0, 0, 116, 0, 0, 127,
-	95, 94, 0, 0, 0, 86, 0, 121, 114, 139,
-	0, 115, 120, 103, 131, 117, 138, 166, 145, 129,
-	144, 76, 128, 137, 85, 122, 78, 135, 126, 107,
-	97, 98, 77, 0, 119, 89, 93, 88, 112, 132,
-	133, 87, 151, 81, 143, 80, 82, 142, 111, 130,
-	136, 108, 105, 79, 134, 106, 104, 99, 91, 276,
-	0, 0, 125, 140, 152, 0, 113, 146, 147, 148,
-	149, 110, 83, 96, 123, 90, 0, 0, 0, 0,
+	165, 0, 0, 0, 0, 116, 0, 0, 127, 95,
+	94, 0, 0, 0, 86, 0, 121, 114, 139, 0,
+	115, 120, 103, 131, 117, 138, 166, 145, 129, 144,
+	76, 128, 137, 85, 122, 78, 135, 126, 107, 97,
+	98, 77, 0, 119, 89, 93, 88, 112, 132, 133,
+	87, 151, 81, 143, 80, 82, 142, 111, 130, 136,
+	108, 105, 79, 134, 106, 104, 99, 91, 0, 0,
+	0, 125, 140, 152, 0, 0, 146, 147, 148, 149,
+	110, 83, 96, 123, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 75,
+	0, 101, 150, 118, 92, 141, 113, 0, 0, 0,
+	538, 0, 0, 0, 0, 90, 0, 0, 0, 0,
 	100, 0, 102, 0, 0, 124, 109, 0, 0, 0,
-	75, 0, 101, 150, 118, 92, 141, 0, 0, 0,
-	0, 0, 0, 0, 163, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 163, 0, 540, 0, 0, 0,
 	0, 0, 0, 84, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@@ -1374,7 +1285,7 @@ var yyAct = [...]int{
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 165, 0,
 	0, 0, 0, 116, 0, 0, 127, 95, 94, 0,
-	0, 0, 86, 0, 121, 114, 139, 0, 115, 120,
+	0, 0, 86, 0, 121, 114, 139, 0, 536, 120,
 	103, 131, 117, 138, 166, 145, 129, 144, 76, 128,
 	137, 85, 122, 78, 135, 126, 107, 97, 98, 77,
 	0, 119, 89, 93, 88, 112, 132, 133, 87, 151,
@@ -1383,14 +1294,14 @@ var yyAct = [...]int{
 	140, 152, 0, 113, 146, 147, 148, 149, 110, 83,
 	96, 123, 90, 0, 0, 0, 0, 100, 0, 102,
 	0, 0, 124, 109, 0, 0, 0, 75, 0, 101,
-	150, 118, 92, 141, 0, 0, 0, 0, 0, 0,
+	150, 118, 92, 141, 0, 0, 0, 0, 50, 0,
 	0, 163, 0, 0, 0, 0, 0, 0, 0, 0,
 	84, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 160, 0, 165, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 165, 0, 0, 0, 0,
 	116, 0, 0, 127, 95, 94, 0, 0, 0, 86,
 	0, 121, 114, 139, 0, 115, 120, 103, 131, 117,
 	138, 166, 145, 129, 144, 76, 128, 137, 85, 122,
@@ -1401,8 +1312,8 @@ var yyAct = [...]int{
 	113, 146, 147, 148, 149, 110, 83, 96, 123, 90,
 	0, 0, 0, 0, 100, 0, 102, 0, 0, 124,
 	109, 0, 0, 0, 75, 0, 101, 150, 118, 92,
-	141, 0, 0, 0, 0, 0, 0, 0, 73, 0,
-	0, 0, 0, 0, 0, 0, 0, 84, 0, 0,
+	141, 0, 0, 0, 0, 0, 0, 0, 163, 0,
+	540, 0, 0, 0, 0, 0, 0, 84, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@@ -1419,7 +1330,7 @@ var yyAct = [...]int{
 	148, 149, 110, 83, 96, 123, 90, 0, 0, 0,
 	0, 100, 0, 102, 0, 0, 124, 109, 0, 0,
 	0, 75, 0, 101, 150, 118, 92, 141, 0, 0,
-	0, 0, 0, 0, 0, 215, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 73, 0, 446, 0, 0,
 	0, 0, 0, 0, 84, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@@ -1433,6 +1344,26 @@ var yyAct = [...]int{
 	77, 0, 119, 89, 93, 88, 112, 132, 133, 87,
 	151, 81, 143, 80, 82, 142, 111, 130, 136, 108,
 	105, 79, 134, 106, 104, 99, 91, 0, 0, 0,
+	125, 140, 152, 0, 0, 146, 147, 148, 149, 110,
+	83, 96, 123, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 113, 75, 0,
+	101, 150, 118, 92, 141, 516, 90, 0, 0, 0,
+	0, 100, 0, 102, 0, 0, 124, 109, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 163, 0, 0, 0, 0,
+	0, 0, 0, 0, 84, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 165,
+	0, 0, 0, 0, 116, 0, 0, 127, 95, 94,
+	0, 0, 0, 86, 0, 121, 114, 139, 0, 115,
+	120, 103, 131, 117, 138, 166, 145, 129, 144, 76,
+	128, 137, 85, 122, 78, 135, 126, 107, 97, 98,
+	77, 0, 119, 89, 93, 88, 112, 132, 133, 87,
+	151, 81, 143, 80, 82, 142, 111, 130, 136, 108,
+	105, 79, 134, 106, 104, 99, 91, 276, 0, 0,
 	125, 140, 152, 0, 113, 146, 147, 148, 149, 110,
 	83, 96, 123, 90, 0, 0, 0, 0, 100, 0,
 	102, 0, 0, 124, 109, 0, 0, 0, 75, 0,
@@ -1454,35 +1385,106 @@ var yyAct = [...]int{
 	0, 113, 146, 147, 148, 149, 110, 83, 96, 123,
 	90, 0, 0, 0, 0, 100, 0, 102, 0, 0,
 	124, 109, 0, 0, 0, 75, 0, 101, 150, 118,
-	92, 141, 0, 0, 0, 0, 0, 0, 0, 215,
+	92, 141, 0, 0, 0, 0, 0, 0, 0, 163,
 	0, 0, 0, 0, 0, 0, 0, 0, 84, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 165, 0, 0, 0, 0, 116, 0,
+	0, 160, 0, 165, 0, 0, 0, 0, 116, 0,
 	0, 127, 95, 94, 0, 0, 0, 86, 0, 121,
 	114, 139, 0, 115, 120, 103, 131, 117, 138, 166,
 	145, 129, 144, 76, 128, 137, 85, 122, 78, 135,
 	126, 107, 97, 98, 77, 0, 119, 89, 93, 88,
-	112, 132, 133, 87, 151, 81, 143, 80, 286, 142,
+	112, 132, 133, 87, 151, 81, 143, 80, 82, 142,
 	111, 130, 136, 108, 105, 79, 134, 106, 104, 99,
-	91, 0, 0, 0, 125, 140, 152, 0, 0, 146,
-	147, 148, 149, 287, 285, 284, 283, 0, 0, 0,
+	91, 0, 0, 0, 125, 140, 152, 0, 113, 146,
+	147, 148, 149, 110, 83, 96, 123, 90, 0, 0,
+	0, 0, 100, 0, 102, 0, 0, 124, 109, 0,
+	0, 0, 75, 0, 101, 150, 118, 92, 141, 0,
+	0, 0, 0, 0, 0, 0, 73, 0, 0, 0,
+	0, 0, 0, 0, 0, 84, 0, 0, 0, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 75, 0, 101, 150, 118, 92, 141,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	165, 0, 0, 0, 0, 116, 0, 0, 127, 95,
+	94, 0, 0, 0, 86, 0, 121, 114, 139, 0,
+	115, 120, 103, 131, 117, 138, 166, 145, 129, 144,
+	76, 128, 137, 85, 122, 78, 135, 126, 107, 97,
+	98, 77, 0, 119, 89, 93, 88, 112, 132, 133,
+	87, 151, 81, 143, 80, 82, 142, 111, 130, 136,
+	108, 105, 79, 134, 106, 104, 99, 91, 0, 0,
+	0, 125, 140, 152, 0, 113, 146, 147, 148, 149,
+	110, 83, 96, 123, 90, 0, 0, 0, 0, 100,
+	0, 102, 0, 0, 124, 109, 0, 0, 0, 75,
+	0, 101, 150, 118, 92, 141, 0, 0, 0, 0,
+	0, 0, 0, 215, 0, 0, 0, 0, 0, 0,
+	0, 0, 84, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 165, 0, 0,
+	0, 0, 116, 0, 0, 127, 95, 94, 0, 0,
+	0, 86, 0, 121, 114, 139, 0, 115, 120, 103,
+	131, 117, 138, 166, 145, 129, 144, 76, 128, 137,
+	85, 122, 78, 135, 126, 107, 97, 98, 77, 0,
+	119, 89, 93, 88, 112, 132, 133, 87, 151, 81,
+	143, 80, 82, 142, 111, 130, 136, 108, 105, 79,
+	134, 106, 104, 99, 91, 0, 0, 0, 125, 140,
+	152, 0, 113, 146, 147, 148, 149, 110, 83, 96,
+	123, 90, 0, 0, 0, 0, 100, 0, 102, 0,
+	0, 124, 109, 0, 0, 0, 75, 0, 101, 150,
+	118, 92, 141, 0, 0, 0, 0, 0, 0, 0,
+	163, 0, 0, 0, 0, 0, 0, 0, 0, 84,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 165, 0, 0, 0, 0, 116,
+	0, 0, 127, 95, 94, 0, 0, 0, 86, 0,
+	121, 114, 139, 0, 115, 120, 103, 131, 117, 138,
+	166, 145, 129, 144, 76, 128, 137, 85, 122, 78,
+	135, 126, 107, 97, 98, 77, 0, 119, 89, 93,
+	88, 112, 132, 133, 87, 151, 81, 143, 80, 82,
+	142, 111, 130, 136, 108, 105, 79, 134, 106, 104,
+	99, 91, 0, 0, 0, 125, 140, 152, 0, 113,
+	146, 147, 148, 149, 110, 83, 96, 123, 90, 0,
+	0, 0, 0, 100, 0, 102, 0, 0, 124, 109,
+	0, 0, 0, 75, 0, 101, 150, 118, 92, 141,
+	0, 0, 0, 0, 0, 0, 0, 215, 0, 0,
+	0, 0, 0, 0, 0, 0, 84, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	0, 165, 0, 0, 0, 0, 116, 0, 0, 127,
+	95, 94, 0, 0, 0, 86, 0, 121, 114, 139,
+	0, 115, 120, 103, 131, 117, 138, 166, 145, 129,
+	144, 76, 128, 137, 85, 122, 78, 135, 126, 107,
+	97, 98, 77, 0, 119, 89, 93, 88, 112, 132,
+	133, 87, 151, 81, 143, 80, 286, 142, 111, 130,
+	136, 108, 105, 79, 134, 106, 104, 99, 91, 0,
+	0, 0, 125, 140, 152, 0, 0, 146, 147, 148,
+	149, 287, 285, 284, 283, 0, 0, 0, 0, 0,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	75, 0, 101, 150, 118, 92, 141,
 }
 var yyPact = [...]int{
 
-	1339, -1000, -176, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
+	1604, -1000, -171, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, 757, 797, -1000, -1000, -1000, -1000, -1000, -1000, 568,
-	5809, 32, 62, 45, 7885, 58, 1455, 8416, -1000, -39,
-	-1000, -1000, -1000, -1000, -1000, -1000, -1000, 556, -1000, -1000,
-	-1000, -1000, -1000, 746, 753, 584, 739, 646, -1000, 4408,
-	11, 6977, 7708, 8593, -1000, 418, 51, 8416, -122, 8062,
-	8, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
+	-1000, 700, 745, -1000, -1000, -1000, -1000, -1000, -1000, 524,
+	5827, 23, 63, 48, 7903, 62, 1061, 8434, -1000, -55,
+	-1000, -1000, -1000, -1000, -1000, -1000, -1000, 510, -1000, -1000,
+	-1000, -1000, -1000, 694, 703, 527, 685, 621, -1000, 4625,
+	4, 6995, 7726, 8611, -1000, 343, 57, 8434, -140, 8080,
+	-13, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
@@ -1490,23 +1492,23 @@ var yyPact = [...]int{
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, -1000, 42, 8416, -1000, 8416, 6, 415, 6,
-	8416, -1000, 87, -1000, -1000, -1000, -1000, 8416, 406, 681,
-	41, 2666, 2666, 2666, 2666, -34, 2666, 2666, 596, -1000,
-	-1000, -1000, -1000, 2666, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, -1000, 332, 733, 4827, 4827, 757, -1000, 556,
-	-1000, -1000, -1000, 683, -1000, -1000, 210, 776, -1000, 5632,
-	86, -1000, 4827, 1718, 532, -1000, -1000, 532, -1000, -1000,
-	57, -1000, -1000, 5225, 5225, 5225, 5225, 5225, 5225, 5225,
+	-1000, -1000, -1000, 61, 8434, -1000, 8434, -16, 341, -16,
+	8434, -1000, 89, -1000, -1000, -1000, -1000, 8434, 339, 658,
+	18, 2675, 2675, 2675, 2675, -50, 2675, 2675, 573, -1000,
+	-1000, -1000, -1000, 2675, -1000, -1000, -1000, -1000, -1000, -1000,
+	-1000, -1000, -1000, 309, 668, 5044, 5044, 700, -1000, 510,
+	-1000, -1000, -1000, 662, -1000, -1000, 237, 735, -1000, 5650,
+	88, -1000, 5044, 2122, 483, -1000, -1000, 483, -1000, -1000,
+	72, -1000, -1000, 5442, 5442, 5442, 5442, 5442, 5442, 5442,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, -1000, -1000, 532, -1000, 4619, 532, 532, 532,
-	532, 532, 532, 4827, 532, 532, 532, 532, 532, 532,
-	532, 532, 532, 532, 532, 532, 532, 7531, 464, 750,
-	-1000, -1000, -1000, 736, 6415, 6800, 8416, 504, -1000, 442,
-	8239, 3329, -1000, -1000, -1000, -1000, 679, -1000, 131, -1000,
-	85, 447, -1000, 1536, 362, 2666, 33, 540, 8416, 145,
-	8416, 2666, 26, 8416, 731, 582, 8416, -1000, 3992, -1000,
-	2666, 2666, 2666, 2666, 2666, 2666, 2666, 2666, -1000, -1000,
+	-1000, -1000, -1000, -1000, 483, -1000, 4836, 483, 483, 483,
+	483, 483, 483, 5044, 483, 483, 483, 483, 483, 483,
+	483, 483, 483, 483, 483, 483, 483, 7549, 480, 634,
+	-1000, -1000, -1000, 682, 6433, 6818, 8434, 465, -1000, 388,
+	8257, 3338, -1000, -1000, -1000, -1000, 655, -1000, 151, -1000,
+	86, 460, -1000, 1955, 337, 2675, 41, 519, 8434, 205,
+	8434, 2675, 37, 8434, 679, 572, 8434, -1000, 4001, -1000,
+	2675, 2675, 2675, 2675, 2675, 2675, 2675, 2675, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
@@ -1516,102 +1518,102 @@ var yyPact = [...]int{
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, -1000, -1000, -1000, 2666, 2666, -1000, -1000, 8416,
-	-1000, -1000, -1000, -1000, 792, 113, 547, 83, 518, -1000,
-	207, 746, 332, 646, 6592, 618, -1000, -1000, 8416, -1000,
-	4827, 4827, 253, -1000, 7331, -1000, -1000, 3108, 121, 5225,
-	245, 148, 5225, 5225, 5225, 5225, 5225, 5225, 5225, 5225,
-	5225, 5225, 5225, 5225, 5225, 5225, 5225, 284, -1000, -1000,
-	-1000, -1000, -1000, -1000, -1000, -1000, 352, -1000, 556, 662,
-	662, 94, 94, 94, 94, 94, 94, 5424, 4200, 332,
-	445, 214, 4619, 4408, 4408, 4827, 4827, 4408, 734, 140,
-	214, 8062, -1000, 332, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, 4408, 4408, 4408, 4408, -14, 8416, -1000, 8239, 6977,
-	6977, 6977, 6977, 6977, -1000, 623, 622, -1000, 608, 607,
-	614, 8416, -1000, 436, 6415, 101, 532, -1000, 7154, -1000,
-	-1000, -14, 6977, 8416, -1000, -1000, 8239, 442, -1000, -1000,
-	-1000, -1000, 4827, 3771, 2445, 102, 238, -89, -1000, -1000,
-	542, -1000, 542, 542, 542, 542, -69, -69, -69, -69,
-	-1000, -1000, -1000, -1000, -1000, 567, -1000, 542, 542, 542,
-	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, 566, 566,
-	566, 546, 546, 548, -1000, 8416, -153, 339, -1000, 730,
-	1112, -1000, 8416, -1000, -1000, 8416, 2666, -1000, -1000, -1000,
+	-1000, -1000, -1000, -1000, -1000, 2675, 2675, -1000, -1000, 8434,
+	-1000, -1000, -1000, -1000, 740, 120, 407, 82, 478, -1000,
+	266, 694, 309, 621, 6610, 583, -1000, -1000, 8434, -1000,
+	5044, 5044, 359, -1000, 7349, -1000, -1000, 3117, 116, 5442,
+	281, 218, 5442, 5442, 5442, 5442, 5442, 5442, 5442, 5442,
+	5442, 5442, 5442, 5442, 5442, 5442, 5442, 291, -1000, -1000,
+	-1000, -1000, -1000, -1000, -1000, -1000, 335, -1000, 510, 891,
+	891, 96, 96, 96, 96, 96, 96, 1857, 4209, 309,
+	454, 211, 4836, 4625, 4625, 5044, 5044, 4625, 688, 207,
+	211, 8080, -1000, 309, -1000, -1000, -1000, -1000, -1000, -1000,
+	-1000, 4625, 4625, 4625, 4625, -34, 8434, -1000, 8257, 6995,
+	6995, 6995, 6995, 6995, -1000, 596, 593, -1000, 599, 595,
+	615, 8434, -1000, 451, 6433, 90, 483, -1000, 7172, -1000,
+	-1000, -34, 6995, 8434, -1000, -1000, 8257, 388, -1000, -1000,
+	-1000, -1000, 5044, 3780, 2454, 109, 222, -112, -1000, -1000,
+	487, -1000, 487, 487, 487, 487, -89, -89, -89, -89,
+	-1000, -1000, -1000, -1000, -1000, 523, -1000, 487, 487, 487,
+	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, 522, 522,
+	522, 488, 488, 529, -1000, 8434, -155, 332, -1000, 678,
+	79, -1000, 8434, -1000, -1000, 8434, 2675, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, 661, 4827, 4827, 3771, 4827, -1000, -1000, -1000,
-	733, -1000, 734, 754, -1000, 668, 667, 4408, -1000, -1000,
-	121, 199, -1000, -1000, 262, -1000, -1000, -1000, -1000, 81,
-	532, -1000, 305, -1000, -1000, -1000, -1000, 245, 5225, 5225,
-	5225, 44, 305, 1435, 1234, 1092, 94, 236, 236, 99,
-	99, 99, 99, 99, 359, 359, -1000, -1000, -1000, 332,
-	-1000, -1000, -1000, 332, 4408, 517, -1000, -1000, 4827, -1000,
-	332, 414, 414, 219, 281, 414, 4408, 164, -1000, 4827,
-	332, -1000, 414, 332, 414, 414, 511, 532, -1000, 554,
-	750, 562, 577, 393, -1000, -1000, -1000, -1000, 621, -1000,
-	620, -1000, -1000, -1000, -1000, -1000, 47, 38, 37, 8062,
-	-1000, 770, 539, -1000, -1000, -1000, 214, -1000, 74, 509,
-	2224, -1000, -1000, -1000, -1000, -1000, -1000, 558, 703, 106,
-	323, -1000, -1000, 687, -1000, 168, -98, -1000, -1000, 288,
-	-69, -69, -1000, -1000, 92, 675, 92, 92, 92, 298,
-	-1000, -1000, -1000, -1000, 268, -1000, -1000, -1000, 265, -1000,
-	576, 8062, 2666, -1000, 3550, -1000, -1000, -1000, -1000, 263,
-	248, 160, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, -1000, -15, -1000, 2666, -1000, 652, 214, 214,
-	-1000, -1000, 8416, -1000, -1000, -1000, -1000, 505, -1000, -1000,
-	-1000, 2887, 4408, -1000, 44, 305, 1403, -1000, 5225, 5225,
-	-1000, -1000, 414, 4408, 214, -1000, -1000, -1000, 21, 284,
-	21, -133, 521, 135, -1000, 4827, 222, -1000, -1000, -1000,
-	-1000, -1000, 573, 8239, 532, -1000, 6216, 8062, 757, 4827,
-	-1000, -1000, 4827, 552, -1000, 4827, -1000, -1000, -1000, 532,
-	532, 532, 377, -1000, 757, -1000, 3550, 2445, -1000, 2445,
-	8062, -1000, 310, -1000, -1000, 564, 50, -1000, -1000, -1000,
-	426, 92, 92, -1000, 301, 163, -1000, -1000, -1000, 411,
-	-1000, 507, 397, 8416, -1000, -1000, 500, -1000, 130, -1000,
-	-1000, 8062, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, 8062, 8416, -1000, -1000, -1000, -1000, -1000, 8062,
-	-1000, -1000, -1000, 770, 6977, -1000, -1000, 332, -1000, 5225,
-	305, 305, -1000, -1000, 332, 542, 542, -1000, 542, 546,
-	-1000, 542, -49, 542, -53, 332, 332, 532, -128, -1000,
-	214, 4827, -1000, 706, 479, 460, -1000, -1000, 1817, 332,
-	388, 72, 377, 746, 214, 214, 8062, 214, 8062, 8062,
-	8062, 6017, 8062, 746, 2224, -1000, 360, -1000, 542, -1000,
-	-85, 787, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, -1000, -69, 295, 224, -1000, 221, 2666, 3550,
-	2445, -1000, 541, -1000, -1000, -1000, -1000, 708, 763, 488,
-	-1000, 305, -1000, -1000, 49, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, -1000, 5225, 332, 292, 214, 702, -1000, 532,
-	-1000, -1000, 551, 8062, 8062, -1000, -1000, 357, -1000, 331,
-	331, 331, 101, -1000, -1000, 548, 8062, -1000, 104, -1000,
-	-112, 92, -1000, 422, 358, -1000, -1000, -1000, 8062, 532,
-	761, 752, -1000, -1000, -17, -1000, -1000, 779, -1000, 532,
-	-1000, 556, 60, -1000, 8062, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, 179, 697, -1000, 684, -1000, -1000, -1000, -1000,
-	317, -16, -1000, 4827, 4827, 332, 48, -158, 8239, 460,
-	332, 8062, -1000, -1000, 249, -1000, -1000, 540, 315, -1000,
-	8062, 214, 450, -1000, 651, -149, -163, 442, -1000, -1000,
-	-1000, -153, -1000, -16, 666, -1000, 641, -1000, -1000, -1000,
-	-24, -155, -27, -159, 532, -164, 5026, -1000, 328, 332,
-	-1000, -1000,
+	-1000, -1000, 618, 5044, 5044, 3780, 5044, -1000, -1000, -1000,
+	668, -1000, 688, 699, -1000, 633, 632, 4625, -1000, -1000,
+	116, 201, -1000, -1000, 273, -1000, -1000, -1000, -1000, 80,
+	483, -1000, 1239, -1000, -1000, -1000, -1000, 281, 5442, 5442,
+	5442, 55, 1239, 1199, 1291, 1276, 96, 138, 138, 97,
+	97, 97, 97, 97, 282, 282, -1000, -1000, -1000, 309,
+	-1000, -1000, -1000, 309, 4625, 477, -1000, -1000, 5044, -1000,
+	309, 449, 449, 159, 256, 449, 4625, 208, -1000, 5044,
+	309, -1000, 449, 309, 449, 449, 616, 483, -1000, 474,
+	634, 518, 570, 931, -1000, -1000, -1000, -1000, 592, -1000,
+	585, -1000, -1000, -1000, -1000, -1000, 52, 51, 45, 8080,
+	-1000, 733, 441, -1000, -1000, -1000, 211, -1000, 78, 464,
+	2233, -1000, -1000, -1000, -1000, -1000, -1000, 494, 666, 113,
+	329, -1000, -1000, 661, -1000, 228, -114, -1000, -1000, 292,
+	-89, -89, -1000, -1000, 83, 642, 83, 83, 83, 299,
+	-1000, -1000, -1000, -1000, 274, -1000, -1000, -1000, 271, -1000,
+	569, 8080, 2675, -1000, 3559, -1000, -1000, -1000, -1000, 320,
+	275, 106, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
+	-1000, -1000, -1000, -35, -1000, 2675, -1000, 614, 211, 211,
+	-1000, -1000, 8434, -1000, -1000, -1000, -1000, 473, -1000, -1000,
+	-1000, 2896, 4625, -1000, 55, 1239, 1093, -1000, 5442, 5442,
+	-1000, -1000, 449, 4625, 211, -1000, -1000, -1000, 252, 291,
+	252, -149, 419, 163, -1000, 5044, 137, -1000, -1000, -1000,
+	-1000, -1000, 546, 8257, 483, -1000, 6234, 8080, 700, 5044,
+	-1000, -1000, 5044, 489, -1000, 5044, -1000, -1000, -1000, 483,
+	483, 483, 428, -1000, 700, -1000, 3559, 2454, -1000, 2454,
+	8080, -1000, 319, -1000, -1000, 531, 17, -1000, -1000, -1000,
+	375, 83, 83, -1000, 310, 170, -1000, -1000, -1000, 443,
+	-1000, 447, 436, 8434, -1000, -1000, 426, -1000, 136, -1000,
+	-1000, 8080, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
+	-1000, -1000, -1000, 8080, 8434, -1000, -1000, -1000, -1000, -1000,
+	8080, -1000, -1000, -1000, 733, 6995, -1000, -1000, 309, -1000,
+	5442, 1239, 1239, -1000, -1000, 309, 487, 487, -1000, 487,
+	488, -1000, 487, -67, 487, -72, 309, 309, 483, -146,
+	-1000, 211, 5044, -1000, 671, 408, 403, -1000, -1000, 4417,
+	309, 434, 77, 428, 694, 211, 211, 8080, 211, 8080,
+	8080, 8080, 6035, 8080, 694, 2233, -1000, 413, -1000, 487,
+	-1000, -107, 739, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
+	-1000, -1000, -1000, -1000, -89, 298, 251, -1000, 250, 2675,
+	3559, 2454, -1000, 486, -1000, -1000, -1000, -1000, 674, 730,
+	410, -1000, 1239, -1000, -1000, 29, -1000, -1000, -1000, -1000,
+	-1000, -1000, -1000, -1000, 5442, 309, 296, 211, 665, -1000,
+	483, -1000, -1000, 493, 8080, 8080, -1000, -1000, 386, -1000,
+	382, 382, 382, 90, -1000, -1000, 529, 8080, -1000, 81,
+	-1000, -126, 83, -1000, 368, 364, -1000, -1000, -1000, 8080,
+	483, 721, 696, -1000, -1000, 22, -1000, -1000, 738, -1000,
+	483, -1000, 510, 76, -1000, 8080, -1000, -1000, -1000, -1000,
+	-1000, -1000, -1000, 234, 664, -1000, 663, -1000, -1000, -1000,
+	-1000, 378, -37, -1000, 5044, 5044, 309, 21, -162, 8257,
+	403, 309, 8080, -1000, -1000, 294, -1000, -1000, 519, 308,
+	-1000, 8080, 211, 397, -1000, 612, -153, -165, 388, -1000,
+	-1000, -1000, -155, -1000, -37, 631, -1000, 610, -1000, -1000,
+	-1000, -41, -156, -43, -163, 483, -166, 5243, -1000, 629,
+	309, -1000, -1000,
 }
 var yyPgo = [...]int{
 
-	0, 980, 20, 449, 978, 975, 974, 973, 972, 970,
-	968, 967, 962, 959, 957, 955, 952, 950, 949, 947,
-	946, 945, 944, 940, 94, 939, 937, 936, 51, 934,
-	58, 933, 932, 34, 128, 39, 30, 717, 931, 31,
-	63, 55, 929, 37, 928, 927, 926, 925, 47, 924,
-	923, 1139, 922, 921, 11, 29, 918, 917, 916, 915,
-	59, 282, 911, 910, 909, 908, 906, 903, 38, 8,
-	5, 44, 14, 900, 25, 6, 898, 52, 897, 894,
-	890, 889, 32, 888, 57, 887, 18, 43, 886, 9,
-	40, 26, 22, 7, 885, 42, 883, 323, 882, 112,
-	881, 880, 879, 878, 876, 71, 171, 503, 15, 53,
-	874, 869, 13, 1242, 49, 41, 17, 867, 54, 354,
-	33, 866, 865, 27, 863, 858, 856, 850, 848, 847,
-	66, 846, 845, 842, 28, 12, 838, 836, 45, 19,
-	835, 834, 833, 831, 46, 830, 36, 829, 827, 824,
-	24, 16, 823, 10, 822, 812, 2, 811, 23, 810,
-	3, 809, 4, 35, 808, 807, 0, 148, 804, 803,
-	102,
+	0, 955, 9, 350, 954, 945, 944, 942, 939, 938,
+	937, 935, 926, 923, 922, 921, 920, 919, 917, 916,
+	915, 914, 913, 911, 104, 910, 909, 908, 65, 896,
+	53, 895, 894, 33, 159, 54, 42, 142, 892, 25,
+	72, 81, 891, 30, 890, 888, 887, 886, 47, 884,
+	882, 1284, 881, 878, 12, 29, 868, 865, 864, 863,
+	49, 95, 862, 861, 854, 853, 851, 850, 38, 7,
+	8, 4, 16, 849, 217, 19, 847, 35, 846, 845,
+	843, 839, 24, 838, 40, 837, 31, 39, 835, 14,
+	46, 22, 21, 6, 833, 43, 830, 329, 828, 125,
+	827, 825, 824, 822, 816, 37, 297, 616, 63, 51,
+	815, 813, 15, 1250, 52, 50, 20, 812, 45, 96,
+	34, 811, 810, 28, 809, 808, 807, 805, 803, 802,
+	64, 801, 798, 796, 17, 13, 795, 792, 41, 26,
+	787, 784, 777, 776, 44, 775, 36, 774, 773, 772,
+	23, 27, 771, 11, 770, 765, 2, 764, 18, 763,
+	5, 759, 3, 32, 758, 757, 0, 456, 753, 751,
+	111,
 }
 var yyR1 = [...]int{
 
@@ -1633,41 +1635,42 @@ var yyR1 = [...]int{
 	152, 152, 146, 146, 154, 154, 153, 149, 149, 149,
 	150, 150, 150, 151, 151, 151, 12, 12, 12, 12,
 	12, 12, 12, 12, 12, 163, 163, 163, 163, 163,
-	163, 163, 163, 163, 157, 155, 155, 156, 156, 13,
-	14, 14, 14, 15, 15, 17, 18, 18, 18, 18,
+	163, 163, 163, 163, 163, 157, 155, 155, 156, 156,
+	13, 14, 14, 14, 15, 15, 17, 18, 18, 18,
+	18, 18, 18, 18, 18, 18, 18, 18, 18, 18,
 	18, 18, 18, 18, 18, 18, 18, 18, 18, 18,
-	18, 18, 18, 18, 18, 18, 18, 18, 18, 122,
-	122, 122, 19, 19, 21, 21, 22, 23, 20, 20,
-	20, 20, 20, 169, 24, 25, 25, 26, 26, 26,
-	30, 30, 30, 28, 28, 29, 29, 35, 35, 34,
-	34, 36, 36, 36, 36, 110, 110, 110, 109, 109,
-	38, 38, 39, 39, 40, 40, 41, 41, 41, 53,
-	53, 89, 89, 91, 91, 42, 42, 42, 42, 43,
-	43, 44, 44, 45, 45, 117, 117, 116, 116, 116,
-	115, 115, 47, 47, 47, 49, 48, 48, 48, 48,
-	50, 50, 52, 52, 51, 51, 54, 54, 54, 54,
-	55, 55, 37, 37, 37, 37, 37, 37, 37, 98,
-	98, 57, 57, 56, 56, 56, 56, 56, 56, 56,
-	56, 56, 56, 67, 67, 67, 67, 67, 67, 58,
-	58, 58, 58, 58, 58, 58, 33, 33, 68, 68,
-	68, 74, 69, 69, 61, 61, 61, 61, 61, 61,
+	122, 122, 122, 19, 19, 21, 21, 22, 23, 20,
+	20, 20, 20, 20, 169, 24, 25, 25, 26, 26,
+	26, 30, 30, 30, 28, 28, 29, 29, 35, 35,
+	34, 34, 36, 36, 36, 36, 110, 110, 110, 109,
+	109, 38, 38, 39, 39, 40, 40, 41, 41, 41,
+	53, 53, 89, 89, 91, 91, 42, 42, 42, 42,
+	43, 43, 44, 44, 45, 45, 117, 117, 116, 116,
+	116, 115, 115, 47, 47, 47, 49, 48, 48, 48,
+	48, 50, 50, 52, 52, 51, 51, 54, 54, 54,
+	54, 55, 55, 37, 37, 37, 37, 37, 37, 37,
+	98, 98, 57, 57, 56, 56, 56, 56, 56, 56,
+	56, 56, 56, 56, 67, 67, 67, 67, 67, 67,
+	58, 58, 58, 58, 58, 58, 58, 33, 33, 68,
+	68, 68, 74, 69, 69, 61, 61, 61, 61, 61,
 	61, 61, 61, 61, 61, 61, 61, 61, 61, 61,
 	61, 61, 61, 61, 61, 61, 61, 61, 61, 61,
-	61, 61, 61, 61, 61, 65, 65, 65, 63, 63,
-	63, 63, 63, 63, 63, 63, 63, 64, 64, 64,
-	64, 64, 64, 64, 64, 170, 170, 66, 66, 66,
-	66, 31, 31, 31, 31, 31, 120, 120, 123, 123,
+	61, 61, 61, 61, 61, 61, 65, 65, 65, 63,
+	63, 63, 63, 63, 63, 63, 63, 63, 64, 64,
+	64, 64, 64, 64, 64, 64, 170, 170, 66, 66,
+	66, 66, 31, 31, 31, 31, 31, 120, 120, 123,
 	123, 123, 123, 123, 123, 123, 123, 123, 123, 123,
-	123, 78, 78, 32, 32, 76, 76, 77, 79, 79,
-	75, 75, 75, 60, 60, 60, 60, 60, 60, 60,
-	60, 62, 62, 62, 80, 80, 81, 81, 82, 82,
-	83, 83, 84, 85, 85, 85, 86, 86, 86, 86,
-	87, 87, 87, 59, 59, 59, 59, 59, 59, 88,
-	88, 88, 88, 92, 92, 70, 70, 72, 72, 71,
-	73, 93, 93, 95, 96, 96, 99, 99, 100, 100,
-	97, 97, 101, 101, 101, 101, 101, 101, 101, 101,
-	101, 101, 102, 102, 102, 103, 103, 104, 104, 104,
-	112, 112, 107, 107, 108, 108, 113, 113, 114, 114,
+	123, 123, 78, 78, 32, 32, 76, 76, 77, 79,
+	79, 75, 75, 75, 60, 60, 60, 60, 60, 60,
+	60, 60, 62, 62, 62, 80, 80, 81, 81, 82,
+	82, 83, 83, 84, 85, 85, 85, 86, 86, 86,
+	86, 87, 87, 87, 59, 59, 59, 59, 59, 59,
+	88, 88, 88, 88, 92, 92, 70, 70, 72, 72,
+	71, 73, 93, 93, 95, 96, 96, 99, 99, 100,
+	100, 97, 97, 101, 101, 101, 101, 101, 101, 101,
+	101, 101, 101, 102, 102, 102, 103, 103, 104, 104,
+	104, 112, 112, 107, 107, 108, 108, 113, 113, 114,
+	114, 105, 105, 105, 105, 105, 105, 105, 105, 105,
 	105, 105, 105, 105, 105, 105, 105, 105, 105, 105,
 	105, 105, 105, 105, 105, 105, 105, 105, 105, 105,
 	105, 105, 105, 105, 105, 105, 105, 105, 105, 105,
@@ -1676,7 +1679,6 @@ var yyR1 = [...]int{
 	105, 105, 105, 105, 105, 105, 105, 105, 105, 105,
 	105, 105, 105, 105, 105, 105, 105, 105, 105, 105,
 	105, 105, 105, 105, 105, 105, 105, 105, 105, 105,
-	105, 105, 105, 105, 105, 105, 105, 105, 105, 106,
 	106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
 	106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
 	106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
@@ -1684,8 +1686,8 @@ var yyR1 = [...]int{
 	106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
 	106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
 	106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
-	106, 106, 106, 106, 106, 106, 106, 106, 106, 166,
-	167, 118, 119, 119, 119,
+	106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
+	166, 167, 118, 119, 119, 119,
 }
 var yyR2 = [...]int{
 
@@ -1707,41 +1709,41 @@ var yyR2 = [...]int{
 	2, 2, 1, 1, 1, 3, 2, 0, 1, 3,
 	1, 2, 3, 1, 1, 1, 6, 7, 7, 12,
 	7, 7, 7, 4, 5, 1, 1, 1, 1, 1,
-	1, 1, 1, 1, 7, 1, 3, 8, 8, 5,
-	4, 6, 5, 3, 2, 3, 4, 4, 4, 4,
-	4, 4, 4, 4, 3, 3, 3, 3, 4, 3,
-	3, 4, 2, 4, 2, 2, 2, 2, 3, 0,
-	1, 1, 2, 1, 1, 2, 1, 1, 2, 2,
-	2, 2, 2, 0, 2, 0, 2, 1, 2, 2,
-	0, 1, 1, 0, 1, 0, 1, 0, 1, 1,
-	3, 1, 2, 3, 5, 0, 1, 2, 1, 1,
-	0, 2, 1, 3, 1, 1, 1, 3, 3, 3,
-	7, 1, 3, 1, 3, 4, 4, 4, 3, 2,
-	4, 0, 1, 0, 2, 0, 1, 0, 1, 2,
-	1, 1, 1, 2, 2, 1, 2, 3, 2, 3,
-	2, 2, 2, 1, 1, 3, 0, 5, 5, 5,
-	0, 2, 1, 3, 3, 2, 3, 1, 2, 0,
-	3, 1, 1, 3, 3, 4, 4, 5, 3, 4,
-	5, 6, 2, 1, 2, 1, 2, 1, 2, 1,
-	1, 1, 1, 1, 1, 1, 0, 2, 1, 1,
-	1, 3, 1, 3, 1, 1, 1, 1, 1, 3,
+	1, 1, 1, 1, 1, 7, 1, 3, 8, 8,
+	5, 4, 6, 5, 3, 2, 3, 4, 4, 4,
+	4, 4, 4, 4, 4, 3, 3, 3, 3, 4,
+	3, 3, 4, 2, 4, 2, 2, 2, 2, 3,
+	0, 1, 1, 2, 1, 1, 2, 1, 1, 2,
+	2, 2, 2, 2, 0, 2, 0, 2, 1, 2,
+	2, 0, 1, 1, 0, 1, 0, 1, 0, 1,
+	1, 3, 1, 2, 3, 5, 0, 1, 2, 1,
+	1, 0, 2, 1, 3, 1, 1, 1, 3, 3,
+	3, 7, 1, 3, 1, 3, 4, 4, 4, 3,
+	2, 4, 0, 1, 0, 2, 0, 1, 0, 1,
+	2, 1, 1, 1, 2, 2, 1, 2, 3, 2,
+	3, 2, 2, 2, 1, 1, 3, 0, 5, 5,
+	5, 0, 2, 1, 3, 3, 2, 3, 1, 2,
+	0, 3, 1, 1, 3, 3, 4, 4, 5, 3,
+	4, 5, 6, 2, 1, 2, 1, 2, 1, 2,
+	1, 1, 1, 1, 1, 1, 1, 0, 2, 1,
+	1, 1, 3, 1, 3, 1, 1, 1, 1, 1,
 	3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
-	3, 3, 3, 3, 2, 2, 2, 2, 2, 2,
-	3, 1, 1, 1, 1, 4, 5, 6, 4, 4,
-	6, 6, 6, 9, 7, 5, 4, 2, 2, 2,
-	2, 2, 2, 2, 2, 0, 2, 4, 4, 4,
-	4, 0, 3, 4, 7, 3, 1, 1, 2, 3,
-	3, 1, 2, 2, 1, 2, 1, 2, 2, 1,
-	2, 0, 1, 0, 2, 1, 2, 4, 0, 2,
-	1, 3, 5, 1, 1, 1, 1, 1, 1, 1,
-	1, 1, 2, 2, 0, 3, 0, 2, 0, 3,
-	1, 3, 2, 0, 1, 1, 0, 2, 4, 4,
-	0, 2, 4, 2, 1, 3, 5, 4, 6, 1,
-	3, 3, 5, 0, 5, 1, 3, 1, 2, 3,
-	1, 1, 3, 3, 1, 1, 0, 2, 0, 3,
-	0, 1, 1, 1, 1, 1, 1, 1, 1, 1,
-	1, 1, 0, 1, 1, 1, 1, 0, 1, 1,
-	0, 2, 1, 1, 1, 1, 1, 1, 1, 1,
+	3, 3, 3, 3, 3, 2, 2, 2, 2, 2,
+	2, 3, 1, 1, 1, 1, 4, 5, 6, 4,
+	4, 6, 6, 6, 9, 7, 5, 4, 2, 2,
+	2, 2, 2, 2, 2, 2, 0, 2, 4, 4,
+	4, 4, 0, 3, 4, 7, 3, 1, 1, 2,
+	3, 3, 1, 2, 2, 1, 2, 1, 2, 2,
+	1, 2, 0, 1, 0, 2, 1, 2, 4, 0,
+	2, 1, 3, 5, 1, 1, 1, 1, 1, 1,
+	1, 1, 1, 2, 2, 0, 3, 0, 2, 0,
+	3, 1, 3, 2, 0, 1, 1, 0, 2, 4,
+	4, 0, 2, 4, 2, 1, 3, 5, 4, 6,
+	1, 3, 3, 5, 0, 5, 1, 3, 1, 2,
+	3, 1, 1, 3, 3, 1, 1, 0, 2, 0,
+	3, 0, 1, 1, 1, 1, 1, 1, 1, 1,
+	1, 1, 1, 0, 1, 1, 1, 1, 0, 1,
+	1, 0, 2, 1, 1, 1, 1, 1, 1, 1,
 	1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 	1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 	1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
@@ -1759,7 +1761,7 @@ var yyR2 = [...]int{
 	1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 	1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 	1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
-	1, 0, 0, 1, 1,
+	1, 1, 0, 0, 1, 1,
 }
 var yyChk = [...]int{
 
@@ -1855,149 +1857,149 @@ var yyChk = [...]int{
 	59, -134, -134, -135, 105, 30, -135, -135, -135, -143,
 	58, 59, 59, 51, -107, -119, -159, -158, -108, -118,
 	-163, 146, 126, 127, 130, 129, 56, 119, 28, 125,
-	128, -163, 146, -102, -103, 121, 22, 119, 28, 140,
-	-119, 38, -51, -38, 11, 97, -108, -35, -33, 71,
-	-61, -61, -167, -36, -123, 106, 172, 134, 170, 166,
-	186, 177, 191, 168, 192, -120, -123, 219, -82, 79,
-	-37, 77, -92, 51, -93, -70, -72, -71, -166, -2,
-	-88, -107, -91, -82, -37, -37, 53, -37, -166, -166,
-	-166, -167, 54, -82, -150, -151, -154, -153, -107, 56,
-	-133, 51, 58, 59, 60, 67, 204, 55, -135, -135,
-	56, 56, 106, 55, 54, 54, 55, 54, -51, 54,
-	80, -118, -107, -118, -107, -51, -118, -107, -55, -39,
-	-167, -61, -167, -130, -130, -130, -139, -130, 160, -130,
-	160, -167, -167, -166, -32, 217, -37, 27, -92, 54,
-	-167, -167, -167, 54, 109, -167, -86, -89, -107, -89,
-	-89, -89, -116, -107, -86, 55, 54, -130, -141, 189,
-	9, -134, 58, 59, 59, -119, -158, -151, 53, 26,
-	-80, 13, -134, 56, -61, -167, 58, 28, -72, 33,
-	-2, -166, -107, -107, 54, 55, -167, -167, -167, -54,
-	-112, -153, -142, 125, 28, 124, 204, -135, 55, 55,
-	-89, -166, -81, 14, 16, -31, 90, 222, 9, -70,
-	-2, 109, -107, -132, 65, 28, 28, 55, -155, -156,
-	140, -37, -69, -167, 220, 48, 223, -93, -167, -107,
-	58, -162, -167, 54, -107, 38, 221, 224, -160, -156,
-	33, 38, 142, 222, 143, 223, -166, 224, -61, 139,
-	-167, -167,
+	128, 140, -163, 146, -102, -103, 121, 22, 119, 28,
+	140, -119, 38, -51, -38, 11, 97, -108, -35, -33,
+	71, -61, -61, -167, -36, -123, 106, 172, 134, 170,
+	166, 186, 177, 191, 168, 192, -120, -123, 219, -82,
+	79, -37, 77, -92, 51, -93, -70, -72, -71, -166,
+	-2, -88, -107, -91, -82, -37, -37, 53, -37, -166,
+	-166, -166, -167, 54, -82, -150, -151, -154, -153, -107,
+	56, -133, 51, 58, 59, 60, 67, 204, 55, -135,
+	-135, 56, 56, 106, 55, 54, 54, 55, 54, -51,
+	54, 80, -118, -107, -118, -107, -51, -118, -107, -55,
+	-39, -167, -61, -167, -130, -130, -130, -139, -130, 160,
+	-130, 160, -167, -167, -166, -32, 217, -37, 27, -92,
+	54, -167, -167, -167, 54, 109, -167, -86, -89, -107,
+	-89, -89, -89, -116, -107, -86, 55, 54, -130, -141,
+	189, 9, -134, 58, 59, 59, -119, -158, -151, 53,
+	26, -80, 13, -134, 56, -61, -167, 58, 28, -72,
+	33, -2, -166, -107, -107, 54, 55, -167, -167, -167,
+	-54, -112, -153, -142, 125, 28, 124, 204, -135, 55,
+	55, -89, -166, -81, 14, 16, -31, 90, 222, 9,
+	-70, -2, 109, -107, -132, 65, 28, 28, 55, -155,
+	-156, 140, -37, -69, -167, 220, 48, 223, -93, -167,
+	-107, 58, -162, -167, 54, -107, 38, 221, 224, -160,
+	-156, 33, 38, 142, 222, 143, 223, -166, 224, -61,
+	139, -167, -167,
 }
 var yyDef = [...]int{
 
 	0, -2, 2, -2, 5, 6, 7, 8, 9, 10,
 	11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
-	21, 458, 0, 233, 233, 233, 233, 233, 233, 0,
-	517, 500, 0, 0, 0, 0, 219, 223, 224, 0,
-	226, 227, 701, 701, 701, 701, 701, 0, 33, 34,
-	699, 1, 3, 466, 0, 0, 237, 240, 235, 0,
-	500, 0, 0, 0, 54, 0, 0, 689, 0, 690,
-	498, 518, 519, 522, 523, 619, 620, 621, 622, 623,
-	624, 625, 626, 627, 628, 629, 630, 631, 632, 633,
-	634, 635, 636, 637, 638, 639, 640, 641, 642, 643,
-	644, 645, 646, 647, 648, 649, 650, 651, 652, 653,
-	654, 655, 656, 657, 658, 659, 660, 661, 662, 663,
-	664, 665, 666, 667, 668, 669, 670, 671, 672, 673,
-	674, 675, 676, 677, 678, 679, 680, 681, 682, 683,
-	684, 685, 686, 687, 688, 691, 692, 693, 694, 695,
-	696, 697, 698, 0, 0, 501, 0, 496, 0, 496,
-	0, 194, 304, 526, 527, 689, 690, 0, 0, 0,
-	0, 702, 702, 702, 702, 0, 702, 702, 212, 214,
-	215, 216, 217, 702, 220, 221, 222, 225, 228, 229,
-	230, 231, 232, 27, 470, 0, 0, 458, 29, 0,
-	233, 238, 239, 243, 241, 242, 234, 0, 251, 255,
-	0, 312, 0, 317, 319, -2, -2, 0, 354, 355,
-	356, 357, 358, 0, 0, 0, 0, 0, 0, 0,
-	381, 382, 383, 384, 443, 444, 445, 446, 447, 448,
-	449, 450, 321, 322, 440, 490, 0, 0, 0, 0,
-	0, 0, 0, 431, 0, 405, 405, 405, 405, 405,
-	405, 405, 405, 0, 0, 0, 0, 0, 0, 262,
-	264, 265, 266, 285, 0, 287, 0, 0, 40, 44,
-	0, 0, 491, -2, -2, -2, 626, -2, 0, 440,
-	0, 0, 69, 0, 0, 702, 0, 59, 0, 0,
-	0, 702, 0, 0, 0, 0, 0, 193, 0, 195,
-	702, 702, 702, 702, 702, 702, 702, 702, 204, 703,
-	704, 524, 525, 530, 531, 532, 533, 534, 535, 536,
-	537, 538, 539, 540, 541, 542, 543, 544, 545, 546,
-	547, 548, 549, 550, 551, 552, 553, 554, 555, 556,
-	557, 558, 559, 560, 561, 562, 563, 564, 565, 566,
-	567, 568, 569, 570, 571, 572, 573, 574, 575, 576,
-	577, 578, 579, 580, 581, 582, 583, 584, 585, 586,
-	587, 588, 589, 590, 591, 592, 593, 594, 595, 596,
-	597, 598, 599, 600, 601, 602, 603, 604, 605, 606,
-	607, 608, 609, 610, 611, 612, 613, 614, 615, 616,
-	617, 618, 205, 206, 207, 702, 702, 209, 210, 0,
-	218, 28, 700, 22, 0, 0, 467, 0, 459, 460,
-	463, 466, 27, 240, 0, 245, 244, 236, 0, 252,
-	0, 0, 0, 256, 0, 258, 259, 0, 315, 0,
+	21, 459, 0, 234, 234, 234, 234, 234, 234, 0,
+	518, 501, 0, 0, 0, 0, 220, 224, 225, 0,
+	227, 228, 702, 702, 702, 702, 702, 0, 33, 34,
+	700, 1, 3, 467, 0, 0, 238, 241, 236, 0,
+	501, 0, 0, 0, 54, 0, 0, 690, 0, 691,
+	499, 519, 520, 523, 524, 620, 621, 622, 623, 624,
+	625, 626, 627, 628, 629, 630, 631, 632, 633, 634,
+	635, 636, 637, 638, 639, 640, 641, 642, 643, 644,
+	645, 646, 647, 648, 649, 650, 651, 652, 653, 654,
+	655, 656, 657, 658, 659, 660, 661, 662, 663, 664,
+	665, 666, 667, 668, 669, 670, 671, 672, 673, 674,
+	675, 676, 677, 678, 679, 680, 681, 682, 683, 684,
+	685, 686, 687, 688, 689, 692, 693, 694, 695, 696,
+	697, 698, 699, 0, 0, 502, 0, 497, 0, 497,
+	0, 195, 305, 527, 528, 690, 691, 0, 0, 0,
+	0, 703, 703, 703, 703, 0, 703, 703, 213, 215,
+	216, 217, 218, 703, 221, 222, 223, 226, 229, 230,
+	231, 232, 233, 27, 471, 0, 0, 459, 29, 0,
+	234, 239, 240, 244, 242, 243, 235, 0, 252, 256,
+	0, 313, 0, 318, 320, -2, -2, 0, 355, 356,
+	357, 358, 359, 0, 0, 0, 0, 0, 0, 0,
+	382, 383, 384, 385, 444, 445, 446, 447, 448, 449,
+	450, 451, 322, 323, 441, 491, 0, 0, 0, 0,
+	0, 0, 0, 432, 0, 406, 406, 406, 406, 406,
+	406, 406, 406, 0, 0, 0, 0, 0, 0, 263,
+	265, 266, 267, 286, 0, 288, 0, 0, 40, 44,
+	0, 0, 492, -2, -2, -2, 627, -2, 0, 441,
+	0, 0, 69, 0, 0, 703, 0, 59, 0, 0,
+	0, 703, 0, 0, 0, 0, 0, 194, 0, 196,
+	703, 703, 703, 703, 703, 703, 703, 703, 205, 704,
+	705, 525, 526, 531, 532, 533, 534, 535, 536, 537,
+	538, 539, 540, 541, 542, 543, 544, 545, 546, 547,
+	548, 549, 550, 551, 552, 553, 554, 555, 556, 557,
+	558, 559, 560, 561, 562, 563, 564, 565, 566, 567,
+	568, 569, 570, 571, 572, 573, 574, 575, 576, 577,
+	578, 579, 580, 581, 582, 583, 584, 585, 586, 587,
+	588, 589, 590, 591, 592, 593, 594, 595, 596, 597,
+	598, 599, 600, 601, 602, 603, 604, 605, 606, 607,
+	608, 609, 610, 611, 612, 613, 614, 615, 616, 617,
+	618, 619, 206, 207, 208, 703, 703, 210, 211, 0,
+	219, 28, 701, 22, 0, 0, 468, 0, 460, 461,
+	464, 467, 27, 241, 0, 246, 245, 237, 0, 253,
+	0, 0, 0, 257, 0, 259, 260, 0, 316, 0,
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 339, 340,
-	341, 342, 343, 344, 345, 318, 0, 332, 0, 0,
-	0, 374, 375, 376, 377, 378, 379, 0, 247, 27,
-	0, 352, 0, 0, 0, 0, 0, 0, 243, 0,
-	432, 0, 397, 0, 398, 399, 400, 401, 402, 403,
-	404, 0, 247, 0, 0, 42, 0, 303, 0, 0,
-	0, 0, 0, 0, 292, 0, 0, 295, 0, 0,
-	0, 0, 286, 0, 0, 306, 659, 288, 0, 290,
-	291, 42, 0, 0, 38, 39, 0, 45, 701, 50,
+	0, 0, 0, 0, 0, 0, 0, 0, 340, 341,
+	342, 343, 344, 345, 346, 319, 0, 333, 0, 0,
+	0, 375, 376, 377, 378, 379, 380, 0, 248, 27,
+	0, 353, 0, 0, 0, 0, 0, 0, 244, 0,
+	433, 0, 398, 0, 399, 400, 401, 402, 403, 404,
+	405, 0, 248, 0, 0, 42, 0, 304, 0, 0,
+	0, 0, 0, 0, 293, 0, 0, 296, 0, 0,
+	0, 0, 287, 0, 0, 307, 660, 289, 0, 291,
+	292, 42, 0, 0, 38, 39, 0, 45, 702, 50,
 	51, 48, 0, 0, 157, 0, 122, 118, 74, 75,
 	111, 77, 111, 111, 111, 111, 135, 135, 135, 135,
 	103, 104, 105, 106, 107, 0, 90, 111, 111, 111,
 	94, 78, 79, 80, 81, 82, 83, 84, 113, 113,
-	113, 115, 115, 520, 56, 0, 62, 0, 67, 0,
-	0, 173, 0, 190, 497, 0, 702, 305, 528, 529,
-	196, 197, 198, 199, 200, 201, 202, 203, 208, 211,
-	213, 471, 0, 0, 0, 0, 0, 462, 464, 465,
-	470, 30, 243, 0, 451, 0, 0, 0, 246, 25,
-	313, 314, 316, 333, 0, 335, 337, 257, 253, 0,
-	441, -2, 323, 324, 348, 349, 350, 0, 0, 0,
-	0, 346, 328, 0, 359, 360, 361, 362, 363, 364,
-	365, 366, 367, 368, 369, 370, 373, 416, 417, 0,
-	371, 372, 380, 0, 0, 248, 249, 351, 0, 489,
-	27, 0, 0, 0, 0, 0, 0, 438, 435, 0,
-	0, 406, 0, 0, 0, 0, 0, 0, 302, 310,
-	263, 281, 283, 0, 278, 293, 294, 296, 0, 298,
-	0, 300, 301, 267, 268, 269, 0, 0, 0, 0,
-	289, 310, 310, 41, 492, 46, 493, 441, 0, 68,
+	113, 115, 115, 521, 56, 0, 62, 0, 67, 0,
+	0, 173, 0, 191, 498, 0, 703, 306, 529, 530,
+	197, 198, 199, 200, 201, 202, 203, 204, 209, 212,
+	214, 472, 0, 0, 0, 0, 0, 463, 465, 466,
+	471, 30, 244, 0, 452, 0, 0, 0, 247, 25,
+	314, 315, 317, 334, 0, 336, 338, 258, 254, 0,
+	442, -2, 324, 325, 349, 350, 351, 0, 0, 0,
+	0, 347, 329, 0, 360, 361, 362, 363, 364, 365,
+	366, 367, 368, 369, 370, 371, 374, 417, 418, 0,
+	372, 373, 381, 0, 0, 249, 250, 352, 0, 490,
+	27, 0, 0, 0, 0, 0, 0, 439, 436, 0,
+	0, 407, 0, 0, 0, 0, 0, 0, 303, 311,
+	264, 282, 284, 0, 279, 294, 295, 297, 0, 299,
+	0, 301, 302, 268, 269, 270, 0, 0, 0, 0,
+	290, 311, 311, 41, 493, 46, 494, 442, 0, 68,
 	158, 160, 163, 164, 165, 70, 71, 0, 0, 0,
 	0, 152, 153, 125, 123, 0, 120, 119, 76, 0,
 	135, 135, 97, 98, 138, 0, 138, 138, 138, 0,
 	91, 92, 93, 85, 0, 86, 87, 88, 0, 89,
-	0, 0, 702, 58, 0, 60, 61, 499, 701, 0,
-	0, 512, 174, 502, 503, 504, 505, 506, 507, 508,
-	509, 510, 511, 0, 189, 702, 192, 0, 468, 469,
-	461, 23, 0, 494, 495, 452, 453, 260, 334, 336,
-	338, 0, 247, 325, 346, 329, 0, 326, 0, 0,
-	320, 385, 0, 0, 353, -2, 388, 389, 0, 0,
-	0, 0, 458, 0, 436, 0, 0, 396, 407, 408,
-	409, 410, 483, 0, 0, -2, 0, 0, 458, 0,
-	275, 282, 0, 0, 276, 0, 277, 297, 299, 0,
-	0, 0, 0, 273, 458, 37, 0, 0, 161, 0,
+	0, 0, 703, 58, 0, 60, 61, 500, 702, 0,
+	0, 513, 174, 503, 504, 505, 506, 507, 508, 509,
+	510, 511, 512, 0, 190, 703, 193, 0, 469, 470,
+	462, 23, 0, 495, 496, 453, 454, 261, 335, 337,
+	339, 0, 248, 326, 347, 330, 0, 327, 0, 0,
+	321, 386, 0, 0, 354, -2, 389, 390, 0, 0,
+	0, 0, 459, 0, 437, 0, 0, 397, 408, 409,
+	410, 411, 484, 0, 0, -2, 0, 0, 459, 0,
+	276, 283, 0, 0, 277, 0, 278, 298, 300, 0,
+	0, 0, 0, 274, 459, 37, 0, 0, 161, 0,
 	0, 148, 0, 150, 151, 131, 0, 124, 73, 121,
 	0, 138, 138, 99, 0, 0, 100, 101, 102, 0,
-	109, 0, 0, 0, 521, 57, 63, 64, 0, 166,
-	701, 0, 175, 176, 177, 178, 179, 180, 181, 182,
-	183, 701, 0, 0, 701, 513, 514, 515, 516, 0,
-	191, 472, 24, 310, 0, 254, 442, 0, 327, 0,
-	347, 330, 386, 250, 0, 111, 111, 421, 111, 115,
-	424, 111, 426, 111, 429, 0, 0, 0, 433, 395,
-	439, 0, 31, 0, 483, 473, 485, 487, 0, 27,
-	0, 479, 0, 466, 311, 279, 0, 284, 0, 0,
-	0, 287, 0, 466, 159, 162, 0, 154, 111, 149,
-	133, 0, 126, 127, 128, 129, 130, 112, 95, 96,
-	139, 136, 137, 135, 0, 0, 116, 0, 702, 0,
-	0, 167, 0, 168, 170, 171, 172, 0, 454, 261,
-	387, 331, 390, 418, 135, 422, 423, 425, 427, 428,
-	430, 392, 391, 0, 0, 0, 437, 0, 32, 0,
-	488, -2, 0, 0, 0, 43, 35, 0, 271, 0,
-	0, 0, 306, 274, 36, 520, 0, 156, 140, 134,
-	0, 138, 110, 0, 0, 55, 65, 66, 0, 0,
-	456, 0, 419, 420, 411, 394, 434, 0, 486, 0,
-	-2, 0, 481, 480, 0, 280, 307, 308, 309, 270,
-	147, 155, 145, 0, 142, 144, 132, 108, 114, 117,
-	0, 0, 26, 0, 0, 0, 0, 0, 0, 476,
-	27, 0, 272, 72, 0, 141, 143, 59, 0, 185,
-	0, 457, 455, 393, 0, 0, 0, 484, -2, 482,
-	146, 62, 184, 0, 0, 412, 0, 415, 169, 186,
-	0, 413, 0, 0, 0, 0, 0, 414, 0, 0,
-	187, 188,
+	109, 0, 0, 0, 522, 57, 63, 64, 0, 166,
+	702, 0, 175, 176, 177, 178, 179, 180, 181, 182,
+	183, 184, 702, 0, 0, 702, 514, 515, 516, 517,
+	0, 192, 473, 24, 311, 0, 255, 443, 0, 328,
+	0, 348, 331, 387, 251, 0, 111, 111, 422, 111,
+	115, 425, 111, 427, 111, 430, 0, 0, 0, 434,
+	396, 440, 0, 31, 0, 484, 474, 486, 488, 0,
+	27, 0, 480, 0, 467, 312, 280, 0, 285, 0,
+	0, 0, 288, 0, 467, 159, 162, 0, 154, 111,
+	149, 133, 0, 126, 127, 128, 129, 130, 112, 95,
+	96, 139, 136, 137, 135, 0, 0, 116, 0, 703,
+	0, 0, 167, 0, 168, 170, 171, 172, 0, 455,
+	262, 388, 332, 391, 419, 135, 423, 424, 426, 428,
+	429, 431, 393, 392, 0, 0, 0, 438, 0, 32,
+	0, 489, -2, 0, 0, 0, 43, 35, 0, 272,
+	0, 0, 0, 307, 275, 36, 521, 0, 156, 140,
+	134, 0, 138, 110, 0, 0, 55, 65, 66, 0,
+	0, 457, 0, 420, 421, 412, 395, 435, 0, 487,
+	0, -2, 0, 482, 481, 0, 281, 308, 309, 310,
+	271, 147, 155, 145, 0, 142, 144, 132, 108, 114,
+	117, 0, 0, 26, 0, 0, 0, 0, 0, 0,
+	477, 27, 0, 273, 72, 0, 141, 143, 59, 0,
+	186, 0, 458, 456, 394, 0, 0, 0, 485, -2,
+	483, 146, 62, 185, 0, 0, 413, 0, 416, 169,
+	187, 0, 414, 0, 0, 0, 0, 0, 415, 0,
+	0, 188, 189,
 }
 var yyTok1 = [...]int{
 
@@ -3362,45 +3364,45 @@ yydefault:
 		{
 			yyVAL.statement = &DDL{Action: AlterStr, Table: yyDollar[4].tableName, PartitionSpec: yyDollar[5].partSpec}
 		}
-	case 184:
+	case 185:
 		yyDollar = yyS[yypt-7 : yypt+1]
-		//line sql.y:1093
+		//line sql.y:1094
 		{
 			yyVAL.partSpec = &PartitionSpec{Action: ReorganizeStr, Name: yyDollar[3].colIdent, Definitions: yyDollar[6].partDefs}
 		}
-	case 185:
+	case 186:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1099
+		//line sql.y:1100
 		{
 			yyVAL.partDefs = []*PartitionDefinition{yyDollar[1].partDef}
 		}
-	case 186:
+	case 187:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1103
+		//line sql.y:1104
 		{
 			yyVAL.partDefs = append(yyDollar[1].partDefs, yyDollar[3].partDef)
 		}
-	case 187:
+	case 188:
 		yyDollar = yyS[yypt-8 : yypt+1]
-		//line sql.y:1109
+		//line sql.y:1110
 		{
 			yyVAL.partDef = &PartitionDefinition{Name: yyDollar[2].colIdent, Limit: yyDollar[7].expr}
 		}
-	case 188:
+	case 189:
 		yyDollar = yyS[yypt-8 : yypt+1]
-		//line sql.y:1113
+		//line sql.y:1114
 		{
 			yyVAL.partDef = &PartitionDefinition{Name: yyDollar[2].colIdent, Maxvalue: true}
 		}
-	case 189:
+	case 190:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:1119
+		//line sql.y:1120
 		{
 			yyVAL.statement = &DDL{Action: RenameStr, Table: yyDollar[3].tableName, NewName: yyDollar[5].tableName}
 		}
-	case 190:
+	case 191:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1125
+		//line sql.y:1126
 		{
 			var exists bool
 			if yyDollar[3].byt != 0 {
@@ -3408,16 +3410,16 @@ yydefault:
 			}
 			yyVAL.statement = &DDL{Action: DropStr, Table: yyDollar[4].tableName, IfExists: exists}
 		}
-	case 191:
+	case 192:
 		yyDollar = yyS[yypt-6 : yypt+1]
-		//line sql.y:1133
+		//line sql.y:1134
 		{
 			// Change this to an alter statement
 			yyVAL.statement = &DDL{Action: AlterStr, Table: yyDollar[5].tableName, NewName: yyDollar[5].tableName}
 		}
-	case 192:
+	case 193:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:1138
+		//line sql.y:1139
 		{
 			var exists bool
 			if yyDollar[3].byt != 0 {
@@ -3425,632 +3427,632 @@ yydefault:
 			}
 			yyVAL.statement = &DDL{Action: DropStr, Table: yyDollar[4].tableName.ToViewName(), IfExists: exists}
 		}
-	case 193:
+	case 194:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1148
+		//line sql.y:1149
 		{
 			yyVAL.statement = &DDL{Action: TruncateStr, Table: yyDollar[3].tableName}
 		}
-	case 194:
+	case 195:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1152
+		//line sql.y:1153
 		{
 			yyVAL.statement = &DDL{Action: TruncateStr, Table: yyDollar[2].tableName}
 		}
-	case 195:
+	case 196:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1157
+		//line sql.y:1158
 		{
 			yyVAL.statement = &DDL{Action: AlterStr, Table: yyDollar[3].tableName, NewName: yyDollar[3].tableName}
 		}
-	case 196:
-		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1163
-		{
-			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes) + " " + string(yyDollar[3].bytes)}
-		}
 	case 197:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1167
+		//line sql.y:1164
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes) + " " + string(yyDollar[3].bytes)}
 		}
 	case 198:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1171
+		//line sql.y:1168
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes) + " " + string(yyDollar[3].bytes)}
 		}
 	case 199:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1176
+		//line sql.y:1172
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes) + " " + string(yyDollar[3].bytes)}
 		}
 	case 200:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1180
+		//line sql.y:1177
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes) + " " + string(yyDollar[3].bytes)}
 		}
 	case 201:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1184
+		//line sql.y:1181
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes) + " " + string(yyDollar[3].bytes)}
 		}
 	case 202:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1188
+		//line sql.y:1185
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes) + " " + string(yyDollar[3].bytes)}
 		}
 	case 203:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1192
+		//line sql.y:1189
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes) + " " + string(yyDollar[3].bytes)}
 		}
 	case 204:
-		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1196
+		yyDollar = yyS[yypt-4 : yypt+1]
+		//line sql.y:1193
 		{
-			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
+			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes) + " " + string(yyDollar[3].bytes)}
 		}
 	case 205:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1200
+		//line sql.y:1197
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
 		}
 	case 206:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1204
+		//line sql.y:1201
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
 		}
 	case 207:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1208
+		//line sql.y:1205
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
 		}
 	case 208:
+		yyDollar = yyS[yypt-3 : yypt+1]
+		//line sql.y:1209
+		{
+			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
+		}
+	case 209:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1212
+		//line sql.y:1213
 		{
 			yyVAL.statement = &Show{Scope: yyDollar[2].str, Type: string(yyDollar[3].bytes)}
 		}
-	case 209:
+	case 210:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1216
+		//line sql.y:1217
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
 		}
-	case 210:
+	case 211:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1220
+		//line sql.y:1221
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
 		}
-	case 211:
+	case 212:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1224
+		//line sql.y:1225
 		{
 			yyVAL.statement = &Show{Scope: yyDollar[2].str, Type: string(yyDollar[3].bytes)}
 		}
-	case 212:
+	case 213:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1228
+		//line sql.y:1229
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
 		}
-	case 213:
+	case 214:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1232
+		//line sql.y:1233
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes), OnTable: yyDollar[4].tableName}
 		}
-	case 214:
-		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1236
-		{
-			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
-		}
 	case 215:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1240
+		//line sql.y:1237
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
 		}
 	case 216:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1244
+		//line sql.y:1241
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
 		}
 	case 217:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1248
+		//line sql.y:1245
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
 		}
 	case 218:
-		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1258
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line sql.y:1249
 		{
 			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
 		}
 	case 219:
+		yyDollar = yyS[yypt-3 : yypt+1]
+		//line sql.y:1259
+		{
+			yyVAL.statement = &Show{Type: string(yyDollar[2].bytes)}
+		}
+	case 220:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1264
+		//line sql.y:1265
 		{
 			yyVAL.str = ""
 		}
-	case 220:
+	case 221:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1268
+		//line sql.y:1269
 		{
 			yyVAL.str = SessionStr
 		}
-	case 221:
+	case 222:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1272
+		//line sql.y:1273
 		{
 			yyVAL.str = GlobalStr
 		}
-	case 222:
+	case 223:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1278
+		//line sql.y:1279
 		{
 			yyVAL.statement = &Use{DBName: yyDollar[2].tableIdent}
 		}
-	case 223:
+	case 224:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1282
+		//line sql.y:1283
 		{
 			yyVAL.statement = &Use{DBName: TableIdent{v: ""}}
 		}
-	case 224:
+	case 225:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1288
+		//line sql.y:1289
 		{
 			yyVAL.statement = &Begin{}
 		}
-	case 225:
+	case 226:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1292
+		//line sql.y:1293
 		{
 			yyVAL.statement = &Begin{}
 		}
-	case 226:
+	case 227:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1298
+		//line sql.y:1299
 		{
 			yyVAL.statement = &Commit{}
 		}
-	case 227:
+	case 228:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1304
+		//line sql.y:1305
 		{
 			yyVAL.statement = &Rollback{}
 		}
-	case 228:
-		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1310
-		{
-			yyVAL.statement = &OtherRead{}
-		}
 	case 229:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1314
+		//line sql.y:1311
 		{
 			yyVAL.statement = &OtherRead{}
 		}
 	case 230:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1318
+		//line sql.y:1315
 		{
 			yyVAL.statement = &OtherRead{}
 		}
 	case 231:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1322
+		//line sql.y:1319
 		{
-			yyVAL.statement = &OtherAdmin{}
+			yyVAL.statement = &OtherRead{}
 		}
 	case 232:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1326
+		//line sql.y:1323
 		{
 			yyVAL.statement = &OtherAdmin{}
 		}
 	case 233:
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line sql.y:1327
+		{
+			yyVAL.statement = &OtherAdmin{}
+		}
+	case 234:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1331
+		//line sql.y:1332
 		{
 			setAllowComments(yylex, true)
 		}
-	case 234:
+	case 235:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1335
+		//line sql.y:1336
 		{
 			yyVAL.bytes2 = yyDollar[2].bytes2
 			setAllowComments(yylex, false)
 		}
-	case 235:
+	case 236:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1341
+		//line sql.y:1342
 		{
 			yyVAL.bytes2 = nil
 		}
-	case 236:
+	case 237:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1345
+		//line sql.y:1346
 		{
 			yyVAL.bytes2 = append(yyDollar[1].bytes2, yyDollar[2].bytes)
 		}
-	case 237:
+	case 238:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1351
+		//line sql.y:1352
 		{
 			yyVAL.str = UnionStr
 		}
-	case 238:
+	case 239:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1355
+		//line sql.y:1356
 		{
 			yyVAL.str = UnionAllStr
 		}
-	case 239:
+	case 240:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1359
+		//line sql.y:1360
 		{
 			yyVAL.str = UnionDistinctStr
 		}
-	case 240:
+	case 241:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1364
+		//line sql.y:1365
 		{
 			yyVAL.str = ""
 		}
-	case 241:
+	case 242:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1368
+		//line sql.y:1369
 		{
 			yyVAL.str = SQLNoCacheStr
 		}
-	case 242:
+	case 243:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1372
+		//line sql.y:1373
 		{
 			yyVAL.str = SQLCacheStr
 		}
-	case 243:
+	case 244:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1377
+		//line sql.y:1378
 		{
 			yyVAL.str = ""
 		}
-	case 244:
+	case 245:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1381
+		//line sql.y:1382
 		{
 			yyVAL.str = DistinctStr
 		}
-	case 245:
+	case 246:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1386
+		//line sql.y:1387
 		{
 			yyVAL.str = ""
 		}
-	case 246:
+	case 247:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1390
+		//line sql.y:1391
 		{
 			yyVAL.str = StraightJoinHint
 		}
-	case 247:
+	case 248:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1395
+		//line sql.y:1396
 		{
 			yyVAL.selectExprs = nil
 		}
-	case 248:
+	case 249:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1399
+		//line sql.y:1400
 		{
 			yyVAL.selectExprs = yyDollar[1].selectExprs
 		}
-	case 249:
+	case 250:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1405
+		//line sql.y:1406
 		{
 			yyVAL.selectExprs = SelectExprs{yyDollar[1].selectExpr}
 		}
-	case 250:
+	case 251:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1409
+		//line sql.y:1410
 		{
 			yyVAL.selectExprs = append(yyVAL.selectExprs, yyDollar[3].selectExpr)
 		}
-	case 251:
+	case 252:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1415
+		//line sql.y:1416
 		{
 			yyVAL.selectExpr = &StarExpr{}
 		}
-	case 252:
+	case 253:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1419
+		//line sql.y:1420
 		{
 			yyVAL.selectExpr = &AliasedExpr{Expr: yyDollar[1].expr, As: yyDollar[2].colIdent}
 		}
-	case 253:
+	case 254:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1423
+		//line sql.y:1424
 		{
 			yyVAL.selectExpr = &StarExpr{TableName: TableName{Name: yyDollar[1].tableIdent}}
 		}
-	case 254:
+	case 255:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:1427
+		//line sql.y:1428
 		{
 			yyVAL.selectExpr = &StarExpr{TableName: TableName{Qualifier: yyDollar[1].tableIdent, Name: yyDollar[3].tableIdent}}
 		}
-	case 255:
+	case 256:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1432
+		//line sql.y:1433
 		{
 			yyVAL.colIdent = ColIdent{}
 		}
-	case 256:
+	case 257:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1436
+		//line sql.y:1437
 		{
 			yyVAL.colIdent = yyDollar[1].colIdent
 		}
-	case 257:
+	case 258:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1440
+		//line sql.y:1441
 		{
 			yyVAL.colIdent = yyDollar[2].colIdent
 		}
-	case 259:
+	case 260:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1447
+		//line sql.y:1448
 		{
 			yyVAL.colIdent = NewColIdent(string(yyDollar[1].bytes))
 		}
-	case 260:
+	case 261:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1452
+		//line sql.y:1453
 		{
 			yyVAL.tableExprs = TableExprs{&AliasedTableExpr{Expr: TableName{Name: NewTableIdent("dual")}}}
 		}
-	case 261:
+	case 262:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1456
+		//line sql.y:1457
 		{
 			yyVAL.tableExprs = yyDollar[2].tableExprs
 		}
-	case 262:
+	case 263:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1462
+		//line sql.y:1463
 		{
 			yyVAL.tableExprs = TableExprs{yyDollar[1].tableExpr}
 		}
-	case 263:
+	case 264:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1466
+		//line sql.y:1467
 		{
 			yyVAL.tableExprs = append(yyVAL.tableExprs, yyDollar[3].tableExpr)
 		}
-	case 266:
+	case 267:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1476
+		//line sql.y:1477
 		{
 			yyVAL.tableExpr = yyDollar[1].aliasedTableName
 		}
-	case 267:
+	case 268:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1480
+		//line sql.y:1481
 		{
 			yyVAL.tableExpr = &AliasedTableExpr{Expr: yyDollar[1].subquery, As: yyDollar[3].tableIdent}
 		}
-	case 268:
+	case 269:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1484
+		//line sql.y:1485
 		{
 			yyVAL.tableExpr = &ParenTableExpr{Exprs: yyDollar[2].tableExprs}
 		}
-	case 269:
+	case 270:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1490
+		//line sql.y:1491
 		{
 			yyVAL.aliasedTableName = &AliasedTableExpr{Expr: yyDollar[1].tableName, As: yyDollar[2].tableIdent, Hints: yyDollar[3].indexHints}
 		}
-	case 270:
+	case 271:
 		yyDollar = yyS[yypt-7 : yypt+1]
-		//line sql.y:1494
+		//line sql.y:1495
 		{
 			yyVAL.aliasedTableName = &AliasedTableExpr{Expr: yyDollar[1].tableName, Partitions: yyDollar[4].partitions, As: yyDollar[6].tableIdent, Hints: yyDollar[7].indexHints}
 		}
-	case 271:
+	case 272:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1500
+		//line sql.y:1501
 		{
 			yyVAL.columns = Columns{yyDollar[1].colIdent}
 		}
-	case 272:
+	case 273:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1504
+		//line sql.y:1505
 		{
 			yyVAL.columns = append(yyVAL.columns, yyDollar[3].colIdent)
 		}
-	case 273:
+	case 274:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1510
+		//line sql.y:1511
 		{
 			yyVAL.partitions = Partitions{yyDollar[1].colIdent}
 		}
-	case 274:
+	case 275:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1514
+		//line sql.y:1515
 		{
 			yyVAL.partitions = append(yyVAL.partitions, yyDollar[3].colIdent)
 		}
-	case 275:
+	case 276:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1527
+		//line sql.y:1528
 		{
 			yyVAL.tableExpr = &JoinTableExpr{LeftExpr: yyDollar[1].tableExpr, Join: yyDollar[2].str, RightExpr: yyDollar[3].tableExpr, Condition: yyDollar[4].joinCondition}
 		}
-	case 276:
+	case 277:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1531
+		//line sql.y:1532
 		{
 			yyVAL.tableExpr = &JoinTableExpr{LeftExpr: yyDollar[1].tableExpr, Join: yyDollar[2].str, RightExpr: yyDollar[3].tableExpr, Condition: yyDollar[4].joinCondition}
 		}
-	case 277:
+	case 278:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1535
+		//line sql.y:1536
 		{
 			yyVAL.tableExpr = &JoinTableExpr{LeftExpr: yyDollar[1].tableExpr, Join: yyDollar[2].str, RightExpr: yyDollar[3].tableExpr, Condition: yyDollar[4].joinCondition}
 		}
-	case 278:
+	case 279:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1539
+		//line sql.y:1540
 		{
 			yyVAL.tableExpr = &JoinTableExpr{LeftExpr: yyDollar[1].tableExpr, Join: yyDollar[2].str, RightExpr: yyDollar[3].tableExpr}
 		}
-	case 279:
+	case 280:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1545
+		//line sql.y:1546
 		{
 			yyVAL.joinCondition = JoinCondition{On: yyDollar[2].expr}
 		}
-	case 280:
+	case 281:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1547
+		//line sql.y:1548
 		{
 			yyVAL.joinCondition = JoinCondition{Using: yyDollar[3].columns}
 		}
-	case 281:
+	case 282:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1551
+		//line sql.y:1552
 		{
 		}
-	case 282:
+	case 283:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1553
+		//line sql.y:1554
 		{
 			yyVAL.joinCondition = yyDollar[1].joinCondition
 		}
-	case 283:
+	case 284:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1557
+		//line sql.y:1558
 		{
 		}
-	case 284:
+	case 285:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1559
+		//line sql.y:1560
 		{
 			yyVAL.joinCondition = JoinCondition{On: yyDollar[2].expr}
 		}
-	case 285:
+	case 286:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1562
+		//line sql.y:1563
 		{
 			yyVAL.empty = struct{}{}
 		}
-	case 286:
+	case 287:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1564
+		//line sql.y:1565
 		{
 			yyVAL.empty = struct{}{}
 		}
-	case 287:
+	case 288:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1567
+		//line sql.y:1568
 		{
 			yyVAL.tableIdent = NewTableIdent("")
 		}
-	case 288:
+	case 289:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1571
+		//line sql.y:1572
 		{
 			yyVAL.tableIdent = yyDollar[1].tableIdent
 		}
-	case 289:
+	case 290:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1575
+		//line sql.y:1576
 		{
 			yyVAL.tableIdent = yyDollar[2].tableIdent
 		}
-	case 291:
+	case 292:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1582
+		//line sql.y:1583
 		{
 			yyVAL.tableIdent = NewTableIdent(string(yyDollar[1].bytes))
 		}
-	case 292:
+	case 293:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1588
+		//line sql.y:1589
 		{
 			yyVAL.str = JoinStr
 		}
-	case 293:
+	case 294:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1592
+		//line sql.y:1593
 		{
 			yyVAL.str = JoinStr
 		}
-	case 294:
+	case 295:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1596
+		//line sql.y:1597
 		{
 			yyVAL.str = JoinStr
 		}
-	case 295:
+	case 296:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1602
+		//line sql.y:1603
 		{
 			yyVAL.str = StraightJoinStr
 		}
-	case 296:
+	case 297:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1608
+		//line sql.y:1609
 		{
 			yyVAL.str = LeftJoinStr
 		}
-	case 297:
+	case 298:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1612
+		//line sql.y:1613
 		{
 			yyVAL.str = LeftJoinStr
 		}
-	case 298:
+	case 299:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1616
+		//line sql.y:1617
 		{
 			yyVAL.str = RightJoinStr
 		}
-	case 299:
+	case 300:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1620
+		//line sql.y:1621
 		{
 			yyVAL.str = RightJoinStr
 		}
-	case 300:
+	case 301:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1626
+		//line sql.y:1627
 		{
 			yyVAL.str = NaturalJoinStr
 		}
-	case 301:
+	case 302:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1630
+		//line sql.y:1631
 		{
 			if yyDollar[2].str == LeftJoinStr {
 				yyVAL.str = NaturalLeftJoinStr
@@ -4058,453 +4060,453 @@ yydefault:
 				yyVAL.str = NaturalRightJoinStr
 			}
 		}
-	case 302:
+	case 303:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1640
+		//line sql.y:1641
 		{
 			yyVAL.tableName = yyDollar[2].tableName
 		}
-	case 303:
+	case 304:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1644
+		//line sql.y:1645
 		{
 			yyVAL.tableName = yyDollar[1].tableName
 		}
-	case 304:
+	case 305:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1650
+		//line sql.y:1651
 		{
 			yyVAL.tableName = TableName{Name: yyDollar[1].tableIdent}
 		}
-	case 305:
+	case 306:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1654
+		//line sql.y:1655
 		{
 			yyVAL.tableName = TableName{Qualifier: yyDollar[1].tableIdent, Name: yyDollar[3].tableIdent}
 		}
-	case 306:
+	case 307:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1659
+		//line sql.y:1660
 		{
 			yyVAL.indexHints = nil
 		}
-	case 307:
+	case 308:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:1663
+		//line sql.y:1664
 		{
 			yyVAL.indexHints = &IndexHints{Type: UseStr, Indexes: yyDollar[4].columns}
 		}
-	case 308:
+	case 309:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:1667
+		//line sql.y:1668
 		{
 			yyVAL.indexHints = &IndexHints{Type: IgnoreStr, Indexes: yyDollar[4].columns}
 		}
-	case 309:
+	case 310:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:1671
+		//line sql.y:1672
 		{
 			yyVAL.indexHints = &IndexHints{Type: ForceStr, Indexes: yyDollar[4].columns}
 		}
-	case 310:
+	case 311:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1676
+		//line sql.y:1677
 		{
 			yyVAL.expr = nil
 		}
-	case 311:
+	case 312:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1680
+		//line sql.y:1681
 		{
 			yyVAL.expr = yyDollar[2].expr
 		}
-	case 312:
+	case 313:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1686
+		//line sql.y:1687
 		{
 			yyVAL.expr = yyDollar[1].expr
 		}
-	case 313:
+	case 314:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1690
+		//line sql.y:1691
 		{
 			yyVAL.expr = &AndExpr{Left: yyDollar[1].expr, Right: yyDollar[3].expr}
 		}
-	case 314:
+	case 315:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1694
+		//line sql.y:1695
 		{
 			yyVAL.expr = &OrExpr{Left: yyDollar[1].expr, Right: yyDollar[3].expr}
 		}
-	case 315:
+	case 316:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1698
+		//line sql.y:1699
 		{
 			yyVAL.expr = &NotExpr{Expr: yyDollar[2].expr}
 		}
-	case 316:
+	case 317:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1702
+		//line sql.y:1703
 		{
 			yyVAL.expr = &IsExpr{Operator: yyDollar[3].str, Expr: yyDollar[1].expr}
 		}
-	case 317:
+	case 318:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1706
+		//line sql.y:1707
 		{
 			yyVAL.expr = yyDollar[1].expr
 		}
-	case 318:
+	case 319:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1710
+		//line sql.y:1711
 		{
 			yyVAL.expr = &Default{ColName: yyDollar[2].str}
 		}
-	case 319:
+	case 320:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1716
+		//line sql.y:1717
 		{
 			yyVAL.str = ""
 		}
-	case 320:
+	case 321:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1720
+		//line sql.y:1721
 		{
 			yyVAL.str = string(yyDollar[2].bytes)
 		}
-	case 321:
+	case 322:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1726
+		//line sql.y:1727
 		{
 			yyVAL.boolVal = BoolVal(true)
 		}
-	case 322:
+	case 323:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1730
+		//line sql.y:1731
 		{
 			yyVAL.boolVal = BoolVal(false)
 		}
-	case 323:
+	case 324:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1736
+		//line sql.y:1737
 		{
 			yyVAL.expr = &ComparisonExpr{Left: yyDollar[1].expr, Operator: yyDollar[2].str, Right: yyDollar[3].expr}
 		}
-	case 324:
+	case 325:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1740
+		//line sql.y:1741
 		{
 			yyVAL.expr = &ComparisonExpr{Left: yyDollar[1].expr, Operator: InStr, Right: yyDollar[3].colTuple}
 		}
-	case 325:
+	case 326:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1744
+		//line sql.y:1745
 		{
 			yyVAL.expr = &ComparisonExpr{Left: yyDollar[1].expr, Operator: NotInStr, Right: yyDollar[4].colTuple}
 		}
-	case 326:
+	case 327:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1748
+		//line sql.y:1749
 		{
 			yyVAL.expr = &ComparisonExpr{Left: yyDollar[1].expr, Operator: LikeStr, Right: yyDollar[3].expr, Escape: yyDollar[4].expr}
 		}
-	case 327:
+	case 328:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:1752
+		//line sql.y:1753
 		{
 			yyVAL.expr = &ComparisonExpr{Left: yyDollar[1].expr, Operator: NotLikeStr, Right: yyDollar[4].expr, Escape: yyDollar[5].expr}
 		}
-	case 328:
+	case 329:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1756
+		//line sql.y:1757
 		{
 			yyVAL.expr = &ComparisonExpr{Left: yyDollar[1].expr, Operator: RegexpStr, Right: yyDollar[3].expr}
 		}
-	case 329:
+	case 330:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:1760
+		//line sql.y:1761
 		{
 			yyVAL.expr = &ComparisonExpr{Left: yyDollar[1].expr, Operator: NotRegexpStr, Right: yyDollar[4].expr}
 		}
-	case 330:
+	case 331:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:1764
+		//line sql.y:1765
 		{
 			yyVAL.expr = &RangeCond{Left: yyDollar[1].expr, Operator: BetweenStr, From: yyDollar[3].expr, To: yyDollar[5].expr}
 		}
-	case 331:
+	case 332:
 		yyDollar = yyS[yypt-6 : yypt+1]
-		//line sql.y:1768
+		//line sql.y:1769
 		{
 			yyVAL.expr = &RangeCond{Left: yyDollar[1].expr, Operator: NotBetweenStr, From: yyDollar[4].expr, To: yyDollar[6].expr}
 		}
-	case 332:
+	case 333:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1772
+		//line sql.y:1773
 		{
 			yyVAL.expr = &ExistsExpr{Subquery: yyDollar[2].subquery}
 		}
-	case 333:
+	case 334:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1778
+		//line sql.y:1779
 		{
 			yyVAL.str = IsNullStr
 		}
-	case 334:
+	case 335:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1782
+		//line sql.y:1783
 		{
 			yyVAL.str = IsNotNullStr
 		}
-	case 335:
+	case 336:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1786
+		//line sql.y:1787
 		{
 			yyVAL.str = IsTrueStr
 		}
-	case 336:
+	case 337:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1790
+		//line sql.y:1791
 		{
 			yyVAL.str = IsNotTrueStr
 		}
-	case 337:
+	case 338:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1794
+		//line sql.y:1795
 		{
 			yyVAL.str = IsFalseStr
 		}
-	case 338:
+	case 339:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1798
+		//line sql.y:1799
 		{
 			yyVAL.str = IsNotFalseStr
 		}
-	case 339:
+	case 340:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1804
+		//line sql.y:1805
 		{
 			yyVAL.str = EqualStr
 		}
-	case 340:
+	case 341:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1808
+		//line sql.y:1809
 		{
 			yyVAL.str = LessThanStr
 		}
-	case 341:
+	case 342:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1812
+		//line sql.y:1813
 		{
 			yyVAL.str = GreaterThanStr
 		}
-	case 342:
+	case 343:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1816
+		//line sql.y:1817
 		{
 			yyVAL.str = LessEqualStr
 		}
-	case 343:
+	case 344:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1820
+		//line sql.y:1821
 		{
 			yyVAL.str = GreaterEqualStr
 		}
-	case 344:
+	case 345:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1824
+		//line sql.y:1825
 		{
 			yyVAL.str = NotEqualStr
 		}
-	case 345:
+	case 346:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1828
+		//line sql.y:1829
 		{
 			yyVAL.str = NullSafeEqualStr
 		}
-	case 346:
+	case 347:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:1833
+		//line sql.y:1834
 		{
 			yyVAL.expr = nil
 		}
-	case 347:
+	case 348:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1837
+		//line sql.y:1838
 		{
 			yyVAL.expr = yyDollar[2].expr
 		}
-	case 348:
+	case 349:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1843
+		//line sql.y:1844
 		{
 			yyVAL.colTuple = yyDollar[1].valTuple
 		}
-	case 349:
+	case 350:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1847
+		//line sql.y:1848
 		{
 			yyVAL.colTuple = yyDollar[1].subquery
 		}
-	case 350:
+	case 351:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1851
+		//line sql.y:1852
 		{
 			yyVAL.colTuple = ListArg(yyDollar[1].bytes)
 		}
-	case 351:
+	case 352:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1857
+		//line sql.y:1858
 		{
 			yyVAL.subquery = &Subquery{yyDollar[2].selStmt}
 		}
-	case 352:
+	case 353:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1863
+		//line sql.y:1864
 		{
 			yyVAL.exprs = Exprs{yyDollar[1].expr}
 		}
-	case 353:
+	case 354:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1867
+		//line sql.y:1868
 		{
 			yyVAL.exprs = append(yyDollar[1].exprs, yyDollar[3].expr)
 		}
-	case 354:
+	case 355:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1873
+		//line sql.y:1874
 		{
 			yyVAL.expr = yyDollar[1].expr
 		}
-	case 355:
+	case 356:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1877
+		//line sql.y:1878
 		{
 			yyVAL.expr = yyDollar[1].boolVal
 		}
-	case 356:
+	case 357:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1881
+		//line sql.y:1882
 		{
 			yyVAL.expr = yyDollar[1].colName
 		}
-	case 357:
+	case 358:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1885
+		//line sql.y:1886
 		{
 			yyVAL.expr = yyDollar[1].expr
 		}
-	case 358:
+	case 359:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:1889
+		//line sql.y:1890
 		{
 			yyVAL.expr = yyDollar[1].subquery
 		}
-	case 359:
+	case 360:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1893
+		//line sql.y:1894
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].expr, Operator: BitAndStr, Right: yyDollar[3].expr}
 		}
-	case 360:
+	case 361:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1897
+		//line sql.y:1898
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].expr, Operator: BitOrStr, Right: yyDollar[3].expr}
 		}
-	case 361:
+	case 362:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1901
+		//line sql.y:1902
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].expr, Operator: BitXorStr, Right: yyDollar[3].expr}
 		}
-	case 362:
+	case 363:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1905
+		//line sql.y:1906
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].expr, Operator: PlusStr, Right: yyDollar[3].expr}
 		}
-	case 363:
+	case 364:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1909
+		//line sql.y:1910
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].expr, Operator: MinusStr, Right: yyDollar[3].expr}
 		}
-	case 364:
+	case 365:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1913
+		//line sql.y:1914
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].expr, Operator: MultStr, Right: yyDollar[3].expr}
 		}
-	case 365:
+	case 366:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1917
+		//line sql.y:1918
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].expr, Operator: DivStr, Right: yyDollar[3].expr}
 		}
-	case 366:
+	case 367:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1921
+		//line sql.y:1922
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].expr, Operator: IntDivStr, Right: yyDollar[3].expr}
 		}
-	case 367:
+	case 368:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1925
+		//line sql.y:1926
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].expr, Operator: ModStr, Right: yyDollar[3].expr}
 		}
-	case 368:
+	case 369:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1929
+		//line sql.y:1930
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].expr, Operator: ModStr, Right: yyDollar[3].expr}
 		}
-	case 369:
+	case 370:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1933
+		//line sql.y:1934
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].expr, Operator: ShiftLeftStr, Right: yyDollar[3].expr}
 		}
-	case 370:
+	case 371:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1937
+		//line sql.y:1938
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].expr, Operator: ShiftRightStr, Right: yyDollar[3].expr}
 		}
-	case 371:
+	case 372:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1941
+		//line sql.y:1942
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].colName, Operator: JSONExtractOp, Right: yyDollar[3].expr}
 		}
-	case 372:
+	case 373:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1945
+		//line sql.y:1946
 		{
 			yyVAL.expr = &BinaryExpr{Left: yyDollar[1].colName, Operator: JSONUnquoteExtractOp, Right: yyDollar[3].expr}
 		}
-	case 373:
+	case 374:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1949
+		//line sql.y:1950
 		{
 			yyVAL.expr = &CollateExpr{Expr: yyDollar[1].expr, Charset: yyDollar[3].str}
 		}
-	case 374:
+	case 375:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1953
+		//line sql.y:1954
 		{
 			yyVAL.expr = &UnaryExpr{Operator: BinaryStr, Expr: yyDollar[2].expr}
 		}
-	case 375:
+	case 376:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1957
+		//line sql.y:1958
 		{
 			yyVAL.expr = &UnaryExpr{Operator: UBinaryStr, Expr: yyDollar[2].expr}
 		}
-	case 376:
+	case 377:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1961
+		//line sql.y:1962
 		{
 			if num, ok := yyDollar[2].expr.(*SQLVal); ok && num.Type == IntVal {
 				yyVAL.expr = num
@@ -4512,9 +4514,9 @@ yydefault:
 				yyVAL.expr = &UnaryExpr{Operator: UPlusStr, Expr: yyDollar[2].expr}
 			}
 		}
-	case 377:
+	case 378:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1969
+		//line sql.y:1970
 		{
 			if num, ok := yyDollar[2].expr.(*SQLVal); ok && num.Type == IntVal {
 				// Handle double negative
@@ -4528,21 +4530,21 @@ yydefault:
 				yyVAL.expr = &UnaryExpr{Operator: UMinusStr, Expr: yyDollar[2].expr}
 			}
 		}
-	case 378:
+	case 379:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1983
+		//line sql.y:1984
 		{
 			yyVAL.expr = &UnaryExpr{Operator: TildaStr, Expr: yyDollar[2].expr}
 		}
-	case 379:
+	case 380:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:1987
+		//line sql.y:1988
 		{
 			yyVAL.expr = &UnaryExpr{Operator: BangStr, Expr: yyDollar[2].expr}
 		}
-	case 380:
+	case 381:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:1991
+		//line sql.y:1992
 		{
 			// This rule prevents the usage of INTERVAL
 			// as a function. If support is needed for that,
@@ -4550,395 +4552,395 @@ yydefault:
 			// will be non-trivial because of grammar conflicts.
 			yyVAL.expr = &IntervalExpr{Expr: yyDollar[2].expr, Unit: yyDollar[3].colIdent.String()}
 		}
-	case 385:
+	case 386:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2009
+		//line sql.y:2010
 		{
 			yyVAL.expr = &FuncExpr{Name: yyDollar[1].colIdent, Exprs: yyDollar[3].selectExprs}
 		}
-	case 386:
+	case 387:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:2013
+		//line sql.y:2014
 		{
 			yyVAL.expr = &FuncExpr{Name: yyDollar[1].colIdent, Distinct: true, Exprs: yyDollar[4].selectExprs}
 		}
-	case 387:
+	case 388:
 		yyDollar = yyS[yypt-6 : yypt+1]
-		//line sql.y:2017
+		//line sql.y:2018
 		{
 			yyVAL.expr = &FuncExpr{Qualifier: yyDollar[1].tableIdent, Name: yyDollar[3].colIdent, Exprs: yyDollar[5].selectExprs}
 		}
-	case 388:
+	case 389:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2027
+		//line sql.y:2028
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("left"), Exprs: yyDollar[3].selectExprs}
 		}
-	case 389:
+	case 390:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2031
+		//line sql.y:2032
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("right"), Exprs: yyDollar[3].selectExprs}
 		}
-	case 390:
+	case 391:
 		yyDollar = yyS[yypt-6 : yypt+1]
-		//line sql.y:2035
+		//line sql.y:2036
 		{
 			yyVAL.expr = &ConvertExpr{Expr: yyDollar[3].expr, Type: yyDollar[5].convertType}
 		}
-	case 391:
+	case 392:
 		yyDollar = yyS[yypt-6 : yypt+1]
-		//line sql.y:2039
+		//line sql.y:2040
 		{
 			yyVAL.expr = &ConvertExpr{Expr: yyDollar[3].expr, Type: yyDollar[5].convertType}
 		}
-	case 392:
+	case 393:
 		yyDollar = yyS[yypt-6 : yypt+1]
-		//line sql.y:2043
+		//line sql.y:2044
 		{
 			yyVAL.expr = &ConvertUsingExpr{Expr: yyDollar[3].expr, Type: yyDollar[5].str}
 		}
-	case 393:
+	case 394:
 		yyDollar = yyS[yypt-9 : yypt+1]
-		//line sql.y:2047
+		//line sql.y:2048
 		{
 			yyVAL.expr = &MatchExpr{Columns: yyDollar[3].selectExprs, Expr: yyDollar[7].expr, Option: yyDollar[8].str}
 		}
-	case 394:
+	case 395:
 		yyDollar = yyS[yypt-7 : yypt+1]
-		//line sql.y:2051
+		//line sql.y:2052
 		{
 			yyVAL.expr = &GroupConcatExpr{Distinct: yyDollar[3].str, Exprs: yyDollar[4].selectExprs, OrderBy: yyDollar[5].orderBy, Separator: yyDollar[6].str}
 		}
-	case 395:
+	case 396:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:2055
+		//line sql.y:2056
 		{
 			yyVAL.expr = &CaseExpr{Expr: yyDollar[2].expr, Whens: yyDollar[3].whens, Else: yyDollar[4].expr}
 		}
-	case 396:
+	case 397:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2059
+		//line sql.y:2060
 		{
 			yyVAL.expr = &ValuesFuncExpr{Name: yyDollar[3].colIdent}
 		}
-	case 397:
+	case 398:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2069
+		//line sql.y:2070
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("current_timestamp")}
 		}
-	case 398:
+	case 399:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2073
+		//line sql.y:2074
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("utc_timestamp")}
 		}
-	case 399:
+	case 400:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2077
+		//line sql.y:2078
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("utc_time")}
 		}
-	case 400:
+	case 401:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2081
+		//line sql.y:2082
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("utc_date")}
 		}
-	case 401:
+	case 402:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2086
+		//line sql.y:2087
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("localtime")}
 		}
-	case 402:
+	case 403:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2091
+		//line sql.y:2092
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("localtimestamp")}
 		}
-	case 403:
+	case 404:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2096
+		//line sql.y:2097
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("current_date")}
 		}
-	case 404:
+	case 405:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2101
+		//line sql.y:2102
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("current_time")}
 		}
-	case 407:
+	case 408:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2115
+		//line sql.y:2116
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("if"), Exprs: yyDollar[3].selectExprs}
 		}
-	case 408:
+	case 409:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2119
+		//line sql.y:2120
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("database"), Exprs: yyDollar[3].selectExprs}
 		}
-	case 409:
+	case 410:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2123
+		//line sql.y:2124
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("mod"), Exprs: yyDollar[3].selectExprs}
 		}
-	case 410:
+	case 411:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2127
+		//line sql.y:2128
 		{
 			yyVAL.expr = &FuncExpr{Name: NewColIdent("replace"), Exprs: yyDollar[3].selectExprs}
 		}
-	case 411:
+	case 412:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2133
+		//line sql.y:2134
 		{
 			yyVAL.str = ""
 		}
-	case 412:
+	case 413:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2137
+		//line sql.y:2138
 		{
 			yyVAL.str = BooleanModeStr
 		}
-	case 413:
+	case 414:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2141
+		//line sql.y:2142
 		{
 			yyVAL.str = NaturalLanguageModeStr
 		}
-	case 414:
+	case 415:
 		yyDollar = yyS[yypt-7 : yypt+1]
-		//line sql.y:2145
+		//line sql.y:2146
 		{
 			yyVAL.str = NaturalLanguageModeWithQueryExpansionStr
 		}
-	case 415:
+	case 416:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2149
+		//line sql.y:2150
 		{
 			yyVAL.str = QueryExpansionStr
 		}
-	case 416:
+	case 417:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2155
+		//line sql.y:2156
 		{
 			yyVAL.str = string(yyDollar[1].bytes)
 		}
-	case 417:
+	case 418:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2159
+		//line sql.y:2160
 		{
 			yyVAL.str = string(yyDollar[1].bytes)
 		}
-	case 418:
+	case 419:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2165
+		//line sql.y:2166
 		{
 			yyVAL.convertType = &ConvertType{Type: string(yyDollar[1].bytes), Length: yyDollar[2].optVal}
 		}
-	case 419:
+	case 420:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2169
+		//line sql.y:2170
 		{
 			yyVAL.convertType = &ConvertType{Type: string(yyDollar[1].bytes), Length: yyDollar[2].optVal, Charset: yyDollar[3].str, Operator: CharacterSetStr}
 		}
-	case 420:
+	case 421:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2173
+		//line sql.y:2174
 		{
 			yyVAL.convertType = &ConvertType{Type: string(yyDollar[1].bytes), Length: yyDollar[2].optVal, Charset: string(yyDollar[3].bytes)}
 		}
-	case 421:
+	case 422:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2177
+		//line sql.y:2178
 		{
 			yyVAL.convertType = &ConvertType{Type: string(yyDollar[1].bytes)}
 		}
-	case 422:
+	case 423:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2181
+		//line sql.y:2182
 		{
 			yyVAL.convertType = &ConvertType{Type: string(yyDollar[1].bytes), Length: yyDollar[2].optVal}
 		}
-	case 423:
+	case 424:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2185
+		//line sql.y:2186
 		{
 			yyVAL.convertType = &ConvertType{Type: string(yyDollar[1].bytes)}
 			yyVAL.convertType.Length = yyDollar[2].LengthScaleOption.Length
 			yyVAL.convertType.Scale = yyDollar[2].LengthScaleOption.Scale
 		}
-	case 424:
+	case 425:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2191
+		//line sql.y:2192
 		{
 			yyVAL.convertType = &ConvertType{Type: string(yyDollar[1].bytes)}
 		}
-	case 425:
+	case 426:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2195
+		//line sql.y:2196
 		{
 			yyVAL.convertType = &ConvertType{Type: string(yyDollar[1].bytes), Length: yyDollar[2].optVal}
 		}
-	case 426:
+	case 427:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2199
+		//line sql.y:2200
 		{
 			yyVAL.convertType = &ConvertType{Type: string(yyDollar[1].bytes)}
 		}
-	case 427:
+	case 428:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2203
+		//line sql.y:2204
 		{
 			yyVAL.convertType = &ConvertType{Type: string(yyDollar[1].bytes)}
 		}
-	case 428:
+	case 429:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2207
+		//line sql.y:2208
 		{
 			yyVAL.convertType = &ConvertType{Type: string(yyDollar[1].bytes), Length: yyDollar[2].optVal}
 		}
-	case 429:
+	case 430:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2211
+		//line sql.y:2212
 		{
 			yyVAL.convertType = &ConvertType{Type: string(yyDollar[1].bytes)}
 		}
-	case 430:
+	case 431:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2215
+		//line sql.y:2216
 		{
 			yyVAL.convertType = &ConvertType{Type: string(yyDollar[1].bytes)}
 		}
-	case 431:
+	case 432:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2220
+		//line sql.y:2221
 		{
 			yyVAL.expr = nil
 		}
-	case 432:
+	case 433:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2224
+		//line sql.y:2225
 		{
 			yyVAL.expr = yyDollar[1].expr
 		}
-	case 433:
+	case 434:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2229
+		//line sql.y:2230
 		{
 			yyVAL.str = string("")
 		}
-	case 434:
+	case 435:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2233
+		//line sql.y:2234
 		{
 			yyVAL.str = " separator '" + string(yyDollar[2].bytes) + "'"
 		}
-	case 435:
+	case 436:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2239
+		//line sql.y:2240
 		{
 			yyVAL.whens = []*When{yyDollar[1].when}
 		}
-	case 436:
+	case 437:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2243
+		//line sql.y:2244
 		{
 			yyVAL.whens = append(yyDollar[1].whens, yyDollar[2].when)
 		}
-	case 437:
+	case 438:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2249
+		//line sql.y:2250
 		{
 			yyVAL.when = &When{Cond: yyDollar[2].expr, Val: yyDollar[4].expr}
 		}
-	case 438:
+	case 439:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2254
+		//line sql.y:2255
 		{
 			yyVAL.expr = nil
 		}
-	case 439:
+	case 440:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2258
+		//line sql.y:2259
 		{
 			yyVAL.expr = yyDollar[2].expr
 		}
-	case 440:
+	case 441:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2264
+		//line sql.y:2265
 		{
 			yyVAL.colName = &ColName{Name: yyDollar[1].colIdent}
 		}
-	case 441:
+	case 442:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2268
+		//line sql.y:2269
 		{
 			yyVAL.colName = &ColName{Qualifier: TableName{Name: yyDollar[1].tableIdent}, Name: yyDollar[3].colIdent}
 		}
-	case 442:
+	case 443:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:2272
+		//line sql.y:2273
 		{
 			yyVAL.colName = &ColName{Qualifier: TableName{Qualifier: yyDollar[1].tableIdent, Name: yyDollar[3].tableIdent}, Name: yyDollar[5].colIdent}
 		}
-	case 443:
+	case 444:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2278
+		//line sql.y:2279
 		{
 			yyVAL.expr = NewStrVal(yyDollar[1].bytes)
 		}
-	case 444:
+	case 445:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2282
+		//line sql.y:2283
 		{
 			yyVAL.expr = NewHexVal(yyDollar[1].bytes)
 		}
-	case 445:
+	case 446:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2286
+		//line sql.y:2287
 		{
 			yyVAL.expr = NewBitVal(yyDollar[1].bytes)
 		}
-	case 446:
+	case 447:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2290
+		//line sql.y:2291
 		{
 			yyVAL.expr = NewIntVal(yyDollar[1].bytes)
 		}
-	case 447:
+	case 448:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2294
+		//line sql.y:2295
 		{
 			yyVAL.expr = NewFloatVal(yyDollar[1].bytes)
 		}
-	case 448:
+	case 449:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2298
+		//line sql.y:2299
 		{
 			yyVAL.expr = NewHexNum(yyDollar[1].bytes)
 		}
-	case 449:
+	case 450:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2302
+		//line sql.y:2303
 		{
 			yyVAL.expr = NewValArg(yyDollar[1].bytes)
 		}
-	case 450:
+	case 451:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2306
+		//line sql.y:2307
 		{
 			yyVAL.expr = &NullVal{}
 		}
-	case 451:
+	case 452:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2312
+		//line sql.y:2313
 		{
 			// TODO(sougou): Deprecate this construct.
 			if yyDollar[1].colIdent.Lowered() != "value" {
@@ -4947,239 +4949,239 @@ yydefault:
 			}
 			yyVAL.expr = NewIntVal([]byte("1"))
 		}
-	case 452:
+	case 453:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2321
+		//line sql.y:2322
 		{
 			yyVAL.expr = NewIntVal(yyDollar[1].bytes)
 		}
-	case 453:
+	case 454:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2325
+		//line sql.y:2326
 		{
 			yyVAL.expr = NewValArg(yyDollar[1].bytes)
 		}
-	case 454:
+	case 455:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2330
+		//line sql.y:2331
 		{
 			yyVAL.exprs = nil
 		}
-	case 455:
+	case 456:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2334
+		//line sql.y:2335
 		{
 			yyVAL.exprs = yyDollar[3].exprs
 		}
-	case 456:
+	case 457:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2339
+		//line sql.y:2340
 		{
 			yyVAL.expr = nil
 		}
-	case 457:
+	case 458:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2343
+		//line sql.y:2344
 		{
 			yyVAL.expr = yyDollar[2].expr
 		}
-	case 458:
+	case 459:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2348
+		//line sql.y:2349
 		{
 			yyVAL.orderBy = nil
 		}
-	case 459:
+	case 460:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2352
+		//line sql.y:2353
 		{
 			yyVAL.orderBy = yyDollar[3].orderBy
 		}
-	case 460:
+	case 461:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2358
+		//line sql.y:2359
 		{
 			yyVAL.orderBy = OrderBy{yyDollar[1].order}
 		}
-	case 461:
+	case 462:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2362
+		//line sql.y:2363
 		{
 			yyVAL.orderBy = append(yyDollar[1].orderBy, yyDollar[3].order)
 		}
-	case 462:
+	case 463:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2368
+		//line sql.y:2369
 		{
 			yyVAL.order = &Order{Expr: yyDollar[1].expr, Direction: yyDollar[2].str}
 		}
-	case 463:
+	case 464:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2373
+		//line sql.y:2374
 		{
 			yyVAL.str = AscScr
 		}
-	case 464:
+	case 465:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2377
+		//line sql.y:2378
 		{
 			yyVAL.str = AscScr
 		}
-	case 465:
+	case 466:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2381
+		//line sql.y:2382
 		{
 			yyVAL.str = DescScr
 		}
-	case 466:
+	case 467:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2386
+		//line sql.y:2387
 		{
 			yyVAL.limit = nil
 		}
-	case 467:
+	case 468:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2390
+		//line sql.y:2391
 		{
 			yyVAL.limit = &Limit{Rowcount: yyDollar[2].expr}
 		}
-	case 468:
+	case 469:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2394
+		//line sql.y:2395
 		{
 			yyVAL.limit = &Limit{Offset: yyDollar[2].expr, Rowcount: yyDollar[4].expr}
 		}
-	case 469:
+	case 470:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2398
+		//line sql.y:2399
 		{
 			yyVAL.limit = &Limit{Offset: yyDollar[4].expr, Rowcount: yyDollar[2].expr}
 		}
-	case 470:
+	case 471:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2403
+		//line sql.y:2404
 		{
 			yyVAL.str = ""
 		}
-	case 471:
+	case 472:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2407
+		//line sql.y:2408
 		{
 			yyVAL.str = ForUpdateStr
 		}
-	case 472:
+	case 473:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2411
+		//line sql.y:2412
 		{
 			yyVAL.str = ShareModeStr
 		}
-	case 473:
+	case 474:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2424
+		//line sql.y:2425
 		{
 			yyVAL.ins = &Insert{Rows: yyDollar[2].values}
 		}
-	case 474:
+	case 475:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2428
+		//line sql.y:2429
 		{
 			yyVAL.ins = &Insert{Rows: yyDollar[1].selStmt}
 		}
-	case 475:
+	case 476:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2432
+		//line sql.y:2433
 		{
 			// Drop the redundant parenthesis.
 			yyVAL.ins = &Insert{Rows: yyDollar[2].selStmt}
 		}
-	case 476:
+	case 477:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:2437
+		//line sql.y:2438
 		{
 			yyVAL.ins = &Insert{Columns: yyDollar[2].columns, Rows: yyDollar[5].values}
 		}
-	case 477:
+	case 478:
 		yyDollar = yyS[yypt-4 : yypt+1]
-		//line sql.y:2441
+		//line sql.y:2442
 		{
 			yyVAL.ins = &Insert{Columns: yyDollar[2].columns, Rows: yyDollar[4].selStmt}
 		}
-	case 478:
+	case 479:
 		yyDollar = yyS[yypt-6 : yypt+1]
-		//line sql.y:2445
+		//line sql.y:2446
 		{
 			// Drop the redundant parenthesis.
 			yyVAL.ins = &Insert{Columns: yyDollar[2].columns, Rows: yyDollar[5].selStmt}
 		}
-	case 479:
+	case 480:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2452
+		//line sql.y:2453
 		{
 			yyVAL.columns = Columns{yyDollar[1].colIdent}
 		}
-	case 480:
+	case 481:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2456
+		//line sql.y:2457
 		{
 			yyVAL.columns = Columns{yyDollar[3].colIdent}
 		}
-	case 481:
+	case 482:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2460
+		//line sql.y:2461
 		{
 			yyVAL.columns = append(yyVAL.columns, yyDollar[3].colIdent)
 		}
-	case 482:
+	case 483:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:2464
+		//line sql.y:2465
 		{
 			yyVAL.columns = append(yyVAL.columns, yyDollar[5].colIdent)
 		}
-	case 483:
+	case 484:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2469
+		//line sql.y:2470
 		{
 			yyVAL.updateExprs = nil
 		}
-	case 484:
+	case 485:
 		yyDollar = yyS[yypt-5 : yypt+1]
-		//line sql.y:2473
+		//line sql.y:2474
 		{
 			yyVAL.updateExprs = yyDollar[5].updateExprs
 		}
-	case 485:
+	case 486:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2479
+		//line sql.y:2480
 		{
 			yyVAL.values = Values{yyDollar[1].valTuple}
 		}
-	case 486:
+	case 487:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2483
+		//line sql.y:2484
 		{
 			yyVAL.values = append(yyDollar[1].values, yyDollar[3].valTuple)
 		}
-	case 487:
+	case 488:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2489
+		//line sql.y:2490
 		{
 			yyVAL.valTuple = yyDollar[1].valTuple
 		}
-	case 488:
+	case 489:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2493
+		//line sql.y:2494
 		{
 			yyVAL.valTuple = ValTuple{}
 		}
-	case 489:
+	case 490:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2499
+		//line sql.y:2500
 		{
 			yyVAL.valTuple = ValTuple(yyDollar[2].exprs)
 		}
-	case 490:
+	case 491:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2505
+		//line sql.y:2506
 		{
 			if len(yyDollar[1].valTuple) == 1 {
 				yyVAL.expr = &ParenExpr{yyDollar[1].valTuple[0]}
@@ -5187,252 +5189,252 @@ yydefault:
 				yyVAL.expr = yyDollar[1].valTuple
 			}
 		}
-	case 491:
+	case 492:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2515
+		//line sql.y:2516
 		{
 			yyVAL.updateExprs = UpdateExprs{yyDollar[1].updateExpr}
 		}
-	case 492:
+	case 493:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2519
+		//line sql.y:2520
 		{
 			yyVAL.updateExprs = append(yyDollar[1].updateExprs, yyDollar[3].updateExpr)
 		}
-	case 493:
+	case 494:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2525
+		//line sql.y:2526
 		{
 			yyVAL.updateExpr = &UpdateExpr{Name: yyDollar[1].colName, Expr: yyDollar[3].expr}
 		}
-	case 496:
+	case 497:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2534
+		//line sql.y:2535
 		{
 			yyVAL.byt = 0
 		}
-	case 497:
+	case 498:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2536
+		//line sql.y:2537
 		{
 			yyVAL.byt = 1
 		}
-	case 498:
+	case 499:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2539
+		//line sql.y:2540
 		{
 			yyVAL.empty = struct{}{}
 		}
-	case 499:
+	case 500:
 		yyDollar = yyS[yypt-3 : yypt+1]
-		//line sql.y:2541
+		//line sql.y:2542
 		{
 			yyVAL.empty = struct{}{}
 		}
-	case 500:
+	case 501:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2544
+		//line sql.y:2545
 		{
 			yyVAL.str = ""
 		}
-	case 501:
-		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2546
-		{
-			yyVAL.str = IgnoreStr
-		}
 	case 502:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2550
+		//line sql.y:2547
 		{
-			yyVAL.empty = struct{}{}
+			yyVAL.str = IgnoreStr
 		}
 	case 503:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2552
+		//line sql.y:2551
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 504:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2554
+		//line sql.y:2553
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 505:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2556
+		//line sql.y:2555
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 506:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2558
+		//line sql.y:2557
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 507:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2560
+		//line sql.y:2559
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 508:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2562
+		//line sql.y:2561
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 509:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2564
+		//line sql.y:2563
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 510:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2566
+		//line sql.y:2565
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 511:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2568
+		//line sql.y:2567
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 512:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2571
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line sql.y:2569
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 513:
-		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2573
+		yyDollar = yyS[yypt-0 : yypt+1]
+		//line sql.y:2572
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 514:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2575
+		//line sql.y:2574
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 515:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2579
+		//line sql.y:2576
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 516:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2581
+		//line sql.y:2580
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 517:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2584
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line sql.y:2582
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 518:
-		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2586
+		yyDollar = yyS[yypt-0 : yypt+1]
+		//line sql.y:2585
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 519:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2588
+		//line sql.y:2587
 		{
 			yyVAL.empty = struct{}{}
 		}
 	case 520:
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line sql.y:2589
+		{
+			yyVAL.empty = struct{}{}
+		}
+	case 521:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2591
+		//line sql.y:2592
 		{
 			yyVAL.colIdent = ColIdent{}
 		}
-	case 521:
+	case 522:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line sql.y:2593
+		//line sql.y:2594
 		{
 			yyVAL.colIdent = yyDollar[2].colIdent
 		}
-	case 522:
+	case 523:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2597
+		//line sql.y:2598
 		{
 			yyVAL.colIdent = NewColIdent(string(yyDollar[1].bytes))
 		}
-	case 523:
+	case 524:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2601
+		//line sql.y:2602
 		{
 			yyVAL.colIdent = NewColIdent(string(yyDollar[1].bytes))
 		}
-	case 525:
+	case 526:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2608
+		//line sql.y:2609
 		{
 			yyVAL.colIdent = NewColIdent(string(yyDollar[1].bytes))
 		}
-	case 526:
+	case 527:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2614
+		//line sql.y:2615
 		{
 			yyVAL.tableIdent = NewTableIdent(string(yyDollar[1].bytes))
 		}
-	case 527:
+	case 528:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2618
+		//line sql.y:2619
 		{
 			yyVAL.tableIdent = NewTableIdent(string(yyDollar[1].bytes))
 		}
-	case 529:
+	case 530:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2625
+		//line sql.y:2626
 		{
 			yyVAL.tableIdent = NewTableIdent(string(yyDollar[1].bytes))
 		}
-	case 699:
+	case 700:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2820
+		//line sql.y:2821
 		{
 			if incNesting(yylex) {
 				yylex.Error("max nesting level reached")
 				return 1
 			}
 		}
-	case 700:
+	case 701:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2829
+		//line sql.y:2830
 		{
 			decNesting(yylex)
 		}
-	case 701:
+	case 702:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2834
+		//line sql.y:2835
 		{
 			forceEOF(yylex)
 		}
-	case 702:
+	case 703:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line sql.y:2839
+		//line sql.y:2840
 		{
 			forceEOF(yylex)
 		}
-	case 703:
+	case 704:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2843
+		//line sql.y:2844
 		{
 			forceEOF(yylex)
 		}
-	case 704:
+	case 705:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line sql.y:2847
+		//line sql.y:2848
 		{
 			forceEOF(yylex)
 		}
diff --git a/go/vt/sqlparser/sql.y b/go/vt/sqlparser/sql.y
index e16136b786b..ced7624b7b0 100644
--- a/go/vt/sqlparser/sql.y
+++ b/go/vt/sqlparser/sql.y
@@ -1087,6 +1087,7 @@ alter_object_type:
 | KEY
 | PRIMARY
 | SPATIAL
+| PARTITION
 
 partition_operation:
   REORGANIZE PARTITION sql_id INTO openb partition_definitions closeb