PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The reaction does not always require a solvent, but, if necessary, preferable solvents is an alcohol such as methanol or ethanol.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com