PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • By limiting food-crop biodiversity to just three varieties of grain, the world's food supply is at risk as temperatures warm and extreme weather events, such as heat waves, intense storms, and droughts, threaten to wipe out entire harvests.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nau.edu