About: http://webisa.webdatacommons.org/391283156

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	If the object is a sphere, then the phrase ???the center of gravity is at the center of the object??? has a well-defined meaning.
http://www.w3.org/ns/prov#wasQuotedFrom	ohgizmo.com