PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Leaving it at $50 means you have not completed (maybe not needed to complete: the important point is $50>$40) the reasoning for why you should choose $50 over $40, mainly because the point might be considered too obvious to complete the arithmetic.
http://www.w3.org/ns/prov#wasQuotedFrom
  • marginalrevolution.com