About: http://webisa.webdatacommons.org/183962471

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	Piston engines A reciprocating engine, also often known as a piston engine, is a heat engine that uses one or more reciprocating pistons to convert pressure into a rotating motion.
http://www.w3.org/ns/prov#wasQuotedFrom	answerparty.com