About: http://webisa.webdatacommons.org/71600122

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	?? shows up in areas that seemingly have nothing to do with geometry, such as probability.
http://www.w3.org/ns/prov#wasQuotedFrom	mathforum.org