PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The volcanic outgassing also released gases such as ammonia, carbon dioxide, and methane and created a primitive atmosphere that helped protect the planet from meteorite bombardment and radiation.
http://www.w3.org/ns/prov#wasQuotedFrom
  • asmblog.org