About: http://webisa.webdatacommons.org/432052575

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	In Example 5-1 where the object is a sphere, only the front faces are ever seen, since they are the ones on the outside of the sphere.
http://www.w3.org/ns/prov#wasQuotedFrom	ufrj.br