About: http://webisa.webdatacommons.org/291584472

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	Now, the proposed rectangle would be a nightmare given that we need to type mathematics (actually, everything is a nightmare when you are trying to type mathematics???).
http://www.w3.org/ns/prov#wasQuotedFrom	intmath.com