PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There is no equivalence between different compounds, whether both are oils, both are crystals, or one is a crystal and one is an oil.
http://www.w3.org/ns/prov#wasQuotedFrom
  • basenotes.net