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86 12 86 13 86 14 86 15 86 16 86 17 86 18 86 19 86 20 86 21 86 22 86 23 86 24 86 25 86 26 86 27 58127 58126 58125 58124 58123 58122 58121 58120 58119 58118 58117 58116 58115 58114 58113

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