PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A crystal is a solid made of molecules (tiny little pieces too small to even be seen by most microscopes) that have come together in a specific repeated pattern, like in Figure 1, below.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sciencebuddies.org