@prefix rdf: . @prefix ecrm: . rdf:type ecrm:E21_Person . @prefix rdfs: . rdfs:label "S. trans PROKOFIEV" . @prefix foaf: . foaf:name "S. trans PROKOFIEV" ; ecrm:P131_is_identified_by "PROKOFIEV, S. trans" ; foaf:surname "PROKOFIEV" .