<http://webisa.webdatacommons.org/215211304>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/215211304>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/215211304>	<http://www.w3.org/ns/prov#value>	"The top cover 20 may be made of any suitable material, such as PVC, with an wall thickness of about 0.200 inches." .
<http://webisa.webdatacommons.org/prov/329943057>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/215211304> .