About: http://webisa.webdatacommons.org/94275293

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	I have seen a variety of papers that do mention GCGs, but outside of these examples, I have not been particularly compelled by their usage.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com