PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Y is a metal selected from the group consisting of beryllium, magnesium, calcium, strontium, barium, and combinations thereof;
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com