<http://webisa.webdatacommons.org/409168474>	<http://www.w3.org/ns/prov#value>	"This can be ???graphite, beryllium, steel, tungsten carbide, or other materials???" .
<http://webisa.webdatacommons.org/409168474>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<climatecrocks.com> .
<http://webisa.webdatacommons.org/prov/294561050>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/409168474> .
<http://webisa.webdatacommons.org/409168474>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/47681406>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/409168474> .