pm#KADS_model
  supertype:  theoretical_account  thing_needed_for_KADS_knowledge_engineering
  subtype:  KADS1_model
     subtype:  KADS1_layer_of_Model_of_Expertise
        subtype:  KADS1_inference_layer
        subtype:  KADS1_task_layer
        subtype:  KADS1_domain_layer
     subtype:  KADS1_Model_of_Expertise
        subtype:  KADS1_model_of_problem_solving_expertise
        subtype:  KADS1_model_of_communication_expertise
        subtype:  KADS1_model_of_cooperation_expertise
        subtype:  KADS1_strategy_layer
     subtype:  KADS1_Conceptual_Model

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