c1 c2
http://rdf.freebase.com/ns/location.location.contains 4346
http://schema.org/ImageObject/keywords 4169
http://rdf.freebase.com/key/wikipedia.en 3184
http://rdf.freebase.com/ns/location.statistical_region.unemployment_rate 1986
http://rdf.freebase.com/ns/location.location.people_born_here 1986
http://rdf.basekb.com/ns/m.06b 1838
http://rdf.freebase.com/key/wikipedia.ru 1463
http://xmlns.com/foaf/0.1/isPrimaryTopicOf 1373
http://www.w3.org/ns/prov#wasDerivedFrom 1366
http://purl.org/voc/vrank#hasRank 1324
http://dbpedia.org/ontology/wikiPageRevisionID 1323
http://dbpedia.org/ontology/wikiPageID 1323
http://dbpedia.org/property/hasPhotoCollection 1303
http://rdf.basekb.com/public/subjectiveEye3D 1261
http://rdf.freebase.com/key/wikipedia.es 1259
http://rdf.freebase.com/key/wikipedia.zh-cn 1155
http://rdf.freebase.com/key/wikipedia.zh-tw 1155
http://rdf.freebase.com/key/wikipedia.fa 1063
http://rdf.freebase.com/key/wikipedia.de 1056
http://rdf.freebase.com/key/wikipedia.pt 970