PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • From Maxwell's theory that the speed of light is an absolute constant to all observers, regardless of their motion in respect to one another, Einstein develops his special theory of relativity.
http://www.w3.org/ns/prov#wasQuotedFrom
  • berkeley.edu