KBpedia Statistics

These are the KBpedia statistics as of version 2.50. Note that 'RC' stands for 'reference concept' and 'KKO' stands for the 'KBpedia Knowledge Ontology,' the upper structure of KBpedia.

Structure Value
No. of RCs
58,028

KKO 173

Standard RCs 58,201



No. of mapped vocabularies 23

Core KBs 7

Extended vocabs 16



No. of typologies 73

Core entity types 35

Other core types 5

Extended types 33



No. of properties 5,004

Object properties 1,304

Data properties 794

Annotation properties 2,906






RC Mappings 181,087

Wikipedia 53,323

Wikidata 43,766

OpenCyc 31,154

GeoNames 680

DBpedia 44,476

DBpedia ontology 764

schema.org 842

Extended vocabs 249

UNSPSC 6,553



Property Mappings 4,847

Wikidata 3,970

schema.org 877