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<http://webisa.webdatacommons.org/prov/406951211>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/394720237> .
<http://webisa.webdatacommons.org/394720237>	<http://www.w3.org/ns/prov#value>	"Researchers report discovery of a completely new technology for more efficiently separating gold, silver, copper, and other valuable materials from rock and ore." .
<http://webisa.webdatacommons.org/394720237>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/394720237>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<acs.org> .