<http://webisa.webdatacommons.org/191014318>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/6263300>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/191014318> .
<http://webisa.webdatacommons.org/191014318>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<ghc.org> .
<http://webisa.webdatacommons.org/191014318>	<http://www.w3.org/ns/prov#value>	"Urea is a waste product made when" .