<http://webisa.webdatacommons.org/102494547>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<globalspec.com> .
<http://webisa.webdatacommons.org/prov/449027799>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/102494547> .
<http://webisa.webdatacommons.org/102494547>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/115896398>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/102494547> .
<http://webisa.webdatacommons.org/102494547>	<http://www.w3.org/ns/prov#value>	"Electrical contacts are made of metallic elements and alloys such as copper, brass, or phosphorous bronze." .