#planetarium  an apparatus or model for representing the solar systems
  subtype:  #orrery  planetarium consisting of an apparatus that illustrates the relative positions and motions of bodies in the solar system by rotation and revolution of balls moved by wheelwork; sometimes incorporated in a clock
  supertype:  #model.representation__simulation  representation of something (sometimes on a smaller scale)
     supertype:  #representation  creation that is a visual or tangible rendering of someone or something
        supertype:  pm#entity_playing_some_role  e.g., an agent, an owner
           supertype:  pm#entity  something that can be "involved" in a situation
              supertype:  pm#thing__something___T__t___3D_or_4D_thing_or_anything_else  any category (type or individual) is instance of this type; any type is also a subtype of this type
           supertype:  pm#thing_that_can_be_seen_as_a_relation  usable as relation type
              supertype:  pm#thing_playing_some_role  category to classify things according to roles/viewpoints; classification under this category is application-dependant
                 supertype:  pm#thing__something___T__t___3D_or_4D_thing_or_anything_else  any category (type or individual) is instance of this type; any type is also a subtype of this type
        supertype:  #creation_result__creation  an artifact that has been brought into existence by someone
           supertype:  pm#owned_entity__ownedentity
              supertype:  pm#entity_playing_some_role  e.g., an agent, an owner
           supertype:  pm#created_thing__createdthing  e.g., entity or situation that results from a process; in WordNet, #creation_result is for entities while #resultant is for situation
              supertype:  pm#thing_playing_some_role  category to classify things according to roles/viewpoints; classification under this category is application-dependant

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