PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A singularity is a place where spacetime is contracted to a single dimension, originally theorised to be at the bottom of a black hole's gravity well.
http://www.w3.org/ns/prov#wasQuotedFrom
  • theage.com.au