PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The HDP is generated from a suitable gas or gas mixture such as oxygen and at least one gas selected from neon, argon, krypton and xenon.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com