PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • From asking around I still have not got a very clear answer; those who I have talked to seem to believe there is not one - that gravity is actually a singularity [a one way force] which somehow just works", others think it differently - believing there is an opposing force of which prevents gravity from compressing masses more than it already does.
http://www.w3.org/ns/prov#wasQuotedFrom
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