<http://webisa.webdatacommons.org/prov/119712887>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/278670669> .
<http://webisa.webdatacommons.org/278670669>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/278670669>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/363331359>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/278670669> .
<http://webisa.webdatacommons.org/278670669>	<http://www.w3.org/ns/prov#value>	"It is known that the rubber polymers formed may additionally contain a curing agent such as sulfur or a peroxide to cross-link the rubber molecules." .