country-shacl.ttl

@prefix sh:    <http://www.w3.org/ns/shacl#> .
@prefix schema:  <http://schema.org/> .
@prefix ex: <http://example.com/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .


# <http://example.com/ns#>	sh:declare [
# 		rdf:type sh:PrefixDeclaration;
# 		sh:namespace "http://example.com/ns#"^^xsd:anyURI  ;
# 		sh:prefix "ex" 
# 	] .


ex:LanguageExampleShape
	a sh:NodeShape ;
	sh:targetClass ex:Country ;
	sh:property [sh:path 	ex:germanLabel ; sh:minCount 2 ];
	
	sh:sparql [
		a sh:SPARQLConstraint ;   # This triple is optional
		sh:message "Values are literals with German language tag. ?value" ;
		sh:prefixes ex: ;
		sh:select """
		  PREFIX ex: <http://example.com/ns#> 
			SELECT $this  ?value
			WHERE {
				$this ex:germanLabel ?value .
				FILTER (!isLiteral(?value) || !langMatches(lang(?value), "de"))
			}
			""" ;
	] 
	.