About: http://webisa.webdatacommons.org/279181544

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	For each ordered pair of objects A, B in , there is a class of morphisms or arrows from A to B. The notation means that f is a morphism from A to B. The class of all morphisms from A to B is denoted by or sometimes simply .
http://www.w3.org/ns/prov#wasQuotedFrom	wikibooks.org