About: http://webisa.webdatacommons.org/388002073

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	Further, plural light sources may be selectably energizable in various combinations so as to produce light of any desired color, wavelength, brightness, or other characteristic.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca