About: http://webisa.webdatacommons.org/377677213

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	or example, the valve tip 34 may be made of a polymeric material, such as the material sold under the trademark Kraton???, or a vulcanized rubber or other polymeric material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es