<http://webisa.webdatacommons.org/72939640>	<http://www.w3.org/ns/prov#value>	"This type of cancer may be linked to substances such as vinyl chloride, wood" .
<http://webisa.webdatacommons.org/prov/185041983>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/72939640> .
<http://webisa.webdatacommons.org/72939640>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/prov/285911937>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/72939640> .
<http://webisa.webdatacommons.org/72939640>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .