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17 37 9 17 38 0 17 38 1 17 38 2 17 38 3 17 38 4 17 38 5 17 38 6 17 38 7 17 38 8 17 38 9 51156 51155 51154 51153 51152 51151 51150 51149 51148 51147

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