About: http://webisa.webdatacommons.org/388913358

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	A projection system including the projector and the optical device is also provided.11-10-2011
http://www.w3.org/ns/prov#wasQuotedFrom	faqs.org