PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • it is that gravity is a very weak force (the weakest of strong, weak, electromagnetic, and gravity) and requires a lot of mass to be noticeable.You do not notice even large objects attracting each other because we have got this honking great gravity source beneath our feet.
http://www.w3.org/ns/prov#wasQuotedFrom
  • slashdot.org