<http://webisa.webdatacommons.org/prov/59832148>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/134463477> .
<http://webisa.webdatacommons.org/134463477>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/134463477>	<http://www.w3.org/ns/prov#value>	"Valve seat 106 is preferably made of a flexible polyurethane material, but may also be made of polyvinyl chloride or other suitable material." .
<http://webisa.webdatacommons.org/134463477>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .