About: http://webisa.webdatacommons.org/68298264

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	Shadows can exist anywhere there is a light source and an object with mass.
http://www.w3.org/ns/prov#wasQuotedFrom	strangequestions.com