@prefix ex:<https://purl.expasy.org/sparql-examples/neXtProt/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix schema: <https://schema.org/> .
@prefix sh: <http://www.w3.org/ns/shacl#> .

ex:NXQ_00049 a sh:SPARQLExecutable,
        sh:SPARQLSelectExecutable ;
    rdfs:comment "Proteins with at least one variant of the types \"A->R\" or \"R->A\""@en ;
    sh:prefixes _:sparql_examples_prefixes ;
    sh:select """PREFIX : <http://nextprot.org/rdf/>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>

SELECT DISTINCT ?entry WHERE {
 ?entry :isoform/:variant ?statement.
 {?statement :original "A"^^xsd:string;:variation "R"^^xsd:string}
 UNION
 {?statement :original "R"^^xsd:string;:variation "A"^^xsd:string}
}""" ;
    schema:keywords "tutorial",
        "variant" ;
    schema:target <https://sparql.nextprot.org/sparql> .