About: http://webisa.webdatacommons.org/415541971

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 instance, here???s a triangle each of whose sides is a quarter of a great circle:
http://www.w3.org/ns/prov#wasQuotedFrom	richmond.edu