PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Preferably, the wall blocks 12 further include interior openings 34 which reduce the amount of concrete or other materials needed to fabricate the blocks 12 and reduce the weight of the blocks 12 to simplify wall construction.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au