PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Mixing and matching data types within the same operation will inevitably lead to implicit conversion, whereby MySQL will convert one of the operands to make it the same as the other(s) ??? converting apples to apples as it were.
http://www.w3.org/ns/prov#wasQuotedFrom
  • databasejournal.com