<http://webisa.webdatacommons.org/prov/374102233>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/199663429> .
<http://webisa.webdatacommons.org/199663429>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/199663429>	<http://www.w3.org/ns/prov#value>	"Both ball 18 and tube 16 are preferably made of an electrically conductive metal such as stainless steel." .
<http://webisa.webdatacommons.org/199663429>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .