@prefix rdfs: . @prefix owl: . @prefix gacs: . @prefix rdf: . @prefix dc: . @prefix skos: . rdfs:label "Concept definition"@en ; a owl:Class . gacs:def_b903d2ba rdf:value "Increment of market or user value attributed to the appearance of a property."@en ; dc:source , ; a . gacs:C27997 skos:definition gacs:def_b903d2ba .