#skeleton__frame__underframe  the internal supporting structure that gives an artifact its shape; "the building has a steel skeleton"
  supertype:  #supporting_structure  a structure that serves to support something
  subtype:  #chassis  #hoop
  part of:  #aircraft  a vehicle that can fly
  part of:  #edifice__building  a structure that has a roof and walls and stands more or less permanently in one place; "there was a three-story building on the corner"; "it was an imposing edifice"
  part of:  #ship  a vessel that carries passengers or freight

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