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37 74 37 75 37 76 37 77 37 78 37 79 37 80 37 81 37 82 37 83 37 84 1888 1887 1886 1885 1884 1883 1882 1881 1880 1879

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