About: http://webisa.webdatacommons.org/18713410

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 and its uses, including sunlight, artificial lights and laser beams, and its effect on everyday living.
http://www.w3.org/ns/prov#wasQuotedFrom	testcardcircle.org.uk