About: http://webisa.webdatacommons.org/85031155

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 UPS (uninteruptable power supply) is vitally needed for any electronics, including Public Address and security systems, but it is probably quite unaffordable for most projection.
http://www.w3.org/ns/prov#wasQuotedFrom	bigscreenbiz.com