PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This branch of the sciences utilizes conjecture and a more open-ended discussion, rather than sticking to clearly defined boundaries, facts, and topics, and conjectures in soft science may be unprovable with experiments and other research.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wisegeek.com