About: http://webisa.webdatacommons.org/290191844

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	Arc discharge lamps come in many varieties, such as fluorescent, mercury vapor, metal halide, sodium, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com