@prefix noppa: . @prefix void: . @prefix owl: . @prefix teach: . @prefix noppa-dev: . @prefix xsd: . @prefix skos: . @prefix rdfs: . @prefix ukos: . @prefix lsv: . @prefix amazon: . @prefix tisc: . @prefix ical: . @prefix rdf: . @prefix brtown: . @prefix aiiso: . @prefix bibo: . @prefix foaf: . @prefix dc: . rdf:type dc:Agent , foaf:Person , foaf:Agent ; "Professori (FiDiPro)"@en , "Professori (FiDiPro)"@fi ; ; foaf:familyName "Lefferts" ; foaf:firstName "Leon" ; foaf:name "Leon Lefferts" ; foaf:workInfoHomepage . rdfs:label "RDF description of Leon Lefferts" ; foaf:primaryTopic .