<http://webisa.webdatacommons.org/prov/451602386>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/391880392> .
<http://webisa.webdatacommons.org/prov/66011647>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/391880392> .
<http://webisa.webdatacommons.org/391880392>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/391880392>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/391880392>	<http://www.w3.org/ns/prov#value>	"Aromatic hydrocarbons such as toluene and xylene are often especially preferred." .