@prefix rdf: . @prefix ecrm: . rdf:type ecrm:E21_Person . @prefix rdfs: . rdfs:label "Roger Jalowicz" . @prefix foaf: . foaf:name "Roger Jalowicz" ; foaf:firstName "Roger" ; ecrm:P131_is_identified_by "Jalowicz, Roger" ; foaf:surname "Jalowicz" .