About: http://webisa.webdatacommons.org/390738562

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	Reservoir 19 is constructed of a resilient material such as natural or synthetic rubbers so that it is operable between an expanded state 19a as shown in FIG. 1 and a collapsed state 19b as shown in FIG. 2.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es