About: http://webisa.webdatacommons.org/32936217

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 am not sure what ever happened to Gowers's idea, except that there was a lot of discussion at the time and problems were pointed out.
http://www.w3.org/ns/prov#wasQuotedFrom	mathoverflow.net