About: http://webisa.webdatacommons.org/3613191

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	As far as the EverythingIsa relation approach, one would do better with EverythingIsa database where each 'cell' contains a full record of named relations, and each relation is a set of records of cells.
http://www.w3.org/ns/prov#wasQuotedFrom	c2.com