Named graphs fount in the DBpedia (English) dataset
Namedgraph Triple count
http://en.dbpedia.org/ 365095668
http://localhost:8890/DAV/ 3003
http://www.openlinksw.com/schemas/virtrdf# 2472
http://www.w3.org/2002/07/owl# 160
http://localhost:8890/sparql 14
http://www.w3.org/ns/ldp# 3