PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • We should also teach some of the observations and theories on which science is based, and skills such as addition, subtraction, multiplication, and division before we ask students to reason about them.
http://www.w3.org/ns/prov#wasQuotedFrom
  • aps.org