@prefix rdfs: . @prefix owl: . @prefix gacs: . @prefix skos: . @prefix rdf: . @prefix dc: . rdfs:label "Concept definition"@en ; a owl:Class . gacs:C19435 skos:definition gacs:def_63a0ef6d . gacs:def_63a0ef6d rdf:value "any practice of forestry fulfilling two or more management objectives, such as production of timber and forest recreation."@en ; dc:source ; a .