Occa's house - 3rd and 4th levels


        N
        ^           Index
       /|\         -------
        |          D: door
        |          s: stairs going down
                   u: stairs going up


      3rd level            4th level
      ---------            ---------
      ___________            ___
     |           |          |   |
     |______D____|          |s|_|
     |       |u|s|
     |______ D___|
     |      D    |
     |___________|

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