PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • imagine that volcanic processes on Mercury would have resulted in landforms that do not look distinctively volcanic -- especially when compared to bodies such as Earth, Luna or Mars.For example, let's say that only the densest portion of Mercury's mantle was retained.
http://www.w3.org/ns/prov#wasQuotedFrom
  • unmannedspaceflight.com