About: http://webisa.webdatacommons.org/198910425

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	For example, the operator may appropriately dispose an optical system such as an optical lens, a film having light polarizing function, a film for adjusting phase difference, IR film, etc., in the optical light source system.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com