@prefix datatype: <http://qudt.org/vocab/datatype/> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix qudt: <http://qudt.org/schema/qudt/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix sh: <http://www.w3.org/ns/shacl#> .

qudt:SignednessType a rdfs:Class,
        owl:Class,
        sh:NodeShape ;
    rdfs:label "Signedness type" ;
    dcterms:description "Specifics whether a value should be signed or unsigned." ;
    rdfs:isDefinedBy <http://qudt.org/3.2.1/schema/datatype>,
        <http://qudt.org/3.2.1/schema/shacl/datatype> ;
    rdfs:subClassOf qudt:EnumeratedValue ;
    owl:oneOf ( datatype:Signed datatype:Unsigned ) ;
    sh:property [ a sh:PropertyShape ;
            rdfs:isDefinedBy <http://qudt.org/3.2.1/schema/shacl/datatype> ;
            sh:in [ rdf:first datatype:Signed ;
                    rdf:rest [ ] ] ;
            sh:path [ sh:inversePath rdf:type ] ] .