PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • own to mankind, splitting water, with remarkable ease and efficiency.???,,, ???Water is a very stable molecule and it takes four photons of light to split water,??? she said. ???This is a challenge for chemists and physicists around the world (to imitate) as the four-photon reaction has very stringent requirements.???
http://www.w3.org/ns/prov#wasQuotedFrom
  • uncommondescent.com