About: http://webisa.webdatacommons.org/77139450

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	@Brian: Indeed if we think on the set theoretical universe, in particular the one of ZF, in which products cannot be arbitrarily defined except for functions.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com