About: http://webisa.webdatacommons.org/359029949

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	manipulation of the valve removing the inhibition at a desired stage, all without deleterious effects on the fluid or the mechanism, including the check valve.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com