@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/concerns> a owl:ObjectProperty ;
    rdfs:label "concerns" ;
    skos:definition "Relates a property transaction to the legal estate — the legal interest in land — that it conveys." ;
    rdfs:comment "Transaction → legal-interest join: the legal interest the transaction conveys — the opda:LegalEstate and/or the opda:RegisteredTitle that records it (founded participation; Guizzardi 2005 §4.3.2). GATED 7–0 by Council session-051 (ODR-0034 §R1) — declared to govern the predicate the diagnostic exemplars already use (ADR-0048 §As-built \"left as-is\"). rdfs:domain opda:Transaction (single, universally true) + documentary \"any-of\" rdfs:range opda:LegalEstate , opda:RegisteredTitle (read DISJUNCTIVELY per the module-header convention, NEVER entailed — ADR-0035). The authoritative co-domain disjunction is SHACL sh:or (opda:ConcernsRangeShape), NOT owl:unionOf. Distinct from opda:concernsProperty (→ the physical opda:Property)." ;
    rdfs:domain <https://opda.org.uk/pdtf/Transaction> ;
    rdfs:range <https://opda.org.uk/pdtf/LegalEstate> ;
    rdfs:range <https://opda.org.uk/pdtf/RegisteredTitle> ;
    dct:source <https://opda.org.uk/pdtf/harness/odr/ODR-0034/section-R1> .

# one hop — immediate neighbours
<https://opda.org.uk/pdtf/Transaction> a owl:Class .