PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • this is also why the surface gravity of the gas giants in our system is similar to earth???s, except for Jupiter which is 2.5g.
http://www.w3.org/ns/prov#wasQuotedFrom
  • centauri-dreams.org