PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Although students in the K-2 level are not yet ready to learn about the names of different kinds of rocks or the geological reasons for different rock formations, they are ready to understand that there are many sizes and shapes of rocks in our environment.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sciencenetlinks.com