About: http://webisa.webdatacommons.org/182370781

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	Some common examples of spheres are basketballs and tennis balls.In the late twentieth century, artificial satellites and space probes sent back pictures showing that the Earth is spherical.
http://www.w3.org/ns/prov#wasQuotedFrom	weebly.com