PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As most of the people have mentioned the best way to learn physics is from textbooks, and then resolve the doubts from the Internet.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stackexchange.com