About: http://webisa.webdatacommons.org/177483994

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	Light sources further include light lamps and light lasers, such as visible-light lamps, ultraviolet lamps, mercury lamps, and lasers, including argon lasers, helium-cadmium lasers, semiconductor lasers, and so forth.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es