code: function (c) {
        var sortBy = kb.sym({
          'http://www.w3.org/2005/01/wf/flow#Task': 'http://purl.org/dc/elements/1.1/created',
          'http://www.w3.org/ns/pim/trip#Trip': // @@ put this into the ontologies
          'http://www.w3.org/2002/12/cal/ical#dtstart',
          'http://www.w3.org/2000/10/swap/pim/qif#Transaction': 'http://www.w3.org/2000/10/swap/pim/qif#date',
          'http://www.w3.org/2000/10/swap/pim/qif#SupportingDocument': 'http://purl.org/dc/elements/1.1/date'}[subject.uri])
  
        if (!sortBy) {
          sortBy = kb.any(subject, UI.ns.ui('sortBy'))
        }
        return sortBy
      }
docs: Find all members of the class which we know about and sort them by an appropriate property.   @@ Move to library