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76 27 76 28 76 29 76 30 76 31 76 32 76 33 76 34 76 35 76 36 76 37 10172 10171 10170 10169 10168 10167 10166 10165 10164 10163

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