#hatchway__opening__scuttle  an entrance equipped with a hatch; especially a passageway between decks of a ship
  supertype:  #entranceway__entrance__entryway__entry__entree  something that allows access (entry or exit); "they waited at the entrance to the garden"; "beggars waited just outside the entryway to the cathedral"
  subtype:  #escape_hatch  hatchway that provides a means of escape in an emergency
  part:  #hatch  a movable barrier covering a hatchway

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