About: http://webisa.webdatacommons.org/79407920

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	Systems similar to those described above are typically also used for operation of other types of valves (e.g., ball, plug, butterfly, etc.).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com