@prefix bioc: . @prefix categories: . @prefix dct: . @prefix foaf: . @prefix geo: . @prefix gvp: . @prefix kbfi: . @prefix kbtv: . @prefix label: . @prefix nbf: . @prefix ns1: . @prefix ns2: . @prefix ns3: . @prefix occupations: . @prefix owl: . @prefix places: . @prefix rdf: . @prefix rdfs: . @prefix rels: . @prefix schema: . @prefix skos: . @prefix skosxl: . @prefix sources: . @prefix times: . @prefix titles: . @prefix xsd: . nbf:sources rdf:type ns1:Graph; ns3:dataDocumentation ; dct:description "

Data sources.

"@en; dct:license ; dct:rightsHolder ; dct:title "Data sources"@en; ns2:exampleResource sources:source1; ns2:uriSpace "http://ldf.fi/nbf/sources/"; ns2:vocabulary nbf:schema , skos: , rdf: .