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28 56 5 28 56 6 28 56 7 28 56 8 28 56 9 28 57 0 28 57 1 28 57 2 28 57 3 28 57 4 28 57 5 40444 40443 40442 40441 40440 40439 40438 40437 40436 40435

= Free Coordinate    = Occupied(Single Region)     = Occupied (Var Region)     = Center of the grid