PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This is because burning coal produces sulfates and other particles, which act as sunlight reflectors and have a cooling effect, but natural gas is mostly comprised of methane, a more potent greenhouse gas.
http://www.w3.org/ns/prov#wasQuotedFrom
  • zcomm.org