kads#role
  supertype:  description_content (pm)  thing_needed_for_KADS_knowledge_engineering (pm)
  subtype:  hypothesis
  subtype:  observable
  subtype:  finding
  subtype:  complaint
  subtype:  norm
  subtype:  difference
  subtype:  discrepancy_class__discrepancyclas
  subtype:  diagnosis_result__diagnosisresult
  subtype:  parameter
  subtype:  system_model
  subtype:  historical_data

No statement uses or specializes role; click here to add one.