PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Perhaps his greatest contribution to the science of coal geology is his pioneering work on coalbed methane, and gas, including carbon dioxide, sorption.
http://www.w3.org/ns/prov#wasQuotedFrom
  • geosociety.org