<http://webisa.webdatacommons.org/prov/310263207> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/209450539> . <http://webisa.webdatacommons.org/209450539> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/209450539> <http://www.w3.org/ns/prov#wasQuotedFrom> <pffc-online.com> . <http://webisa.webdatacommons.org/209450539> <http://www.w3.org/ns/prov#value> "Examples are fillers such as clay or pigments such as titanium dioxide or zinc oxide." .