PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Many of these data are collected by high-tech means such as satellites and radar, and then crunched by some of the world???s fastest supercomputers into predictions that are far more accurate than they were 20 years ago.
http://www.w3.org/ns/prov#wasQuotedFrom
  • economist.com