About: http://webisa.webdatacommons.org/200904338

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	Then, when the screw is tightened, the extension ensures that its material encloses the screw particularly closely and under pressure.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es