http://premon.fbk.eu/resource/pb31-hard.03@arg1 an entity of type: Concept skos:definition hearing, or other domain of difficulty pmopb:core xsd:boolean 1 rdf:type skos:Concept pmo:SemanticRole pmopb:SemanticRole pmopb:tag pmopb:tag-ppt pmopb:argument pmopb:arg1 data from the linked data cloud