PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • That said, I think the system they are using is promising (multiple types of answers, unique problem sets for each student with multiple attempts allowed on auto-generated similar problems and built in math type communication with instructors).
http://www.w3.org/ns/prov#wasQuotedFrom
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