<http://webisa.webdatacommons.org/prov/25371162>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/261046151> .
<http://webisa.webdatacommons.org/261046151>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/261046151>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/261046151>	<http://www.w3.org/ns/prov#value>	"For reasons of cost and availability, maleic anhydride is a preferred grafting monomer." .