<http://webisa.webdatacommons.org/223136165>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<greenfootsteps.com> .
<http://webisa.webdatacommons.org/223136165>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/100355815>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/223136165> .
<http://webisa.webdatacommons.org/223136165>	<http://www.w3.org/ns/prov#value>	"Many wood preservatives rely upon copper and other chemicals" .