PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In addition, since ages are estimated using the number of craters present on planetary surfaces, knowing how many craters are currently being produced will improve our understanding of the geologic history of the Moon, Mars, and other planets.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nasa.gov