PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Following the success of the electroweak theory, physicists were encouraged to try to corral the strong force with the electroweak in what became known as a grand unified theory, or GUT. The strong force operates between quarks ??? the fundamental building blocks of hadrons, or heavyweight particles, of which protons and neutrons are the most familiar examples.
http://www.w3.org/ns/prov#wasQuotedFrom
  • daviddarling.info