About: http://webisa.webdatacommons.org/361119608

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 medium such as gas or oil is pumped into the cylinder casing 41, for pushing the piston rod 43 along the cylinder casing 41.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com