About: http://webisa.webdatacommons.org/398331416

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	For example, the modified carbon black may comprise carbon black that has been subjected to treatment with a gas such as a nitrogen oxide, ozone, or other gas which may impart improved properties to the surface of the carbon black.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com