PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For example, if the material to be overbased is a carboxylic acid, sulfonic acid, or phosphorus acid, the hydrophobic portion is the residue of these acids which would result from the removal of the acid functions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com