<http://webisa.webdatacommons.org/prov/122776858>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/188138783> .
<http://webisa.webdatacommons.org/188138783>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<enviroliteracy.org> .
<http://webisa.webdatacommons.org/188138783>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/188138783>	<http://www.w3.org/ns/prov#value>	"Copper is a soft metal that was easily shaped and used in ancient times with less refined methods of processing." .