PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Another approach might be to use some more tables, e.g. one table for the raw answer data with an ID pointing to table 2 which holds general information on related SID, GID, QID, parent_QID and the like.
http://www.w3.org/ns/prov#wasQuotedFrom
  • limesurvey.org