About: http://webisa.webdatacommons.org/296809143

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	??? Protects pumps, motors and other equipment against low or no -V, Vertical Up Flow, option for upward flow in vertical pipe
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com