PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Quantum Gravity is a field where several approaches, based on different principles and assumptions, develop in parallel.
http://www.w3.org/ns/prov#wasQuotedFrom
  • perimeterinstitute.ca