@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix sh: <http://www.w3.org/ns/shacl#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://opda.org.uk/pdtf/shape/UnprovenancedClaimShape> a sh:NodeShape ;
    sh:targetClass <https://opda.org.uk/pdtf/Claim> ;
    sh:property [ sh:path <http://www.w3.org/ns/prov#wasDerivedFrom> ; sh:minCount 1 ; sh:severity sh:Violation ; sh:message "Claim MUST carry prov:wasDerivedFrom (or be explicitly marked unverified per Moreau S009 amendment). ODR-0013 §Severity tiering Cat 2: unprovenanced Claims are a Violation-tier IC breach." ] .