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15 99 16 00 16 01 16 02 16 03 16 04 16 05 16 06 16 07 16 08 16 09 1896 1895 1894 1893 1892 1891 1890 1889 1888 1887

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