PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • When large quantities of this magma spills out onto either the earth???s surface or onto the seabed, a number of gases, e.g. carbon dioxide & sulphur dioxide, accompany them and can have dramatic consequences for the oceans, climate and the environment.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com