<http://webisa.webdatacommons.org/136350034>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/426357819>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/136350034> .
<http://webisa.webdatacommons.org/prov/63969181>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/136350034> .
<http://webisa.webdatacommons.org/136350034>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/136350034>	<http://www.w3.org/ns/prov#value>	"Because the web 34 is comprised of a plastic material such as polyethylene or polypropylene, and because these materials are nonconductors, a potential difference is maintained between the roller 102 and the ground strap 122." .