About: http://webisa.webdatacommons.org/374639732

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	As for the types of light sources, a type corresponding to an artificial light source such as incandescent light or fluorescent light, and a type corresponding to a natural light source such as sunlight are used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com