About: http://webisa.webdatacommons.org/179620833

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	But that does not stop a product bifunctor from existing for categories you know more about, such as Set, or any context that starts with Let $\mathcal{C}$ be a category with a product bifunctor....
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com