PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Typically, these cross-linking curing agents are products of reactions of melamine or urea, with formaldehyde and various alcohols containing up to and including 4 carbon atoms.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com