@prefix rdf: . @prefix ecrm: . rdf:type ecrm:E21_Person . @prefix rdfs: . rdfs:label "Yannis Ioannidis" . @prefix xsd: . @prefix schema: . schema:birthDate "1930"^^xsd:gYear . @prefix ns5: . ecrm:P98i_was_born ns5:birth . @prefix foaf: . foaf:name "Yannis Ioannidis" ; foaf:firstName "Yannis" ; ecrm:P131_is_identified_by "Ioannidis, Yannis (1930)" ; foaf:surname "Ioannidis" .