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13 12 13 13 13 14 13 15 13 16 13 17 13 18 13 19 13 20 13 21 13 22 13 23 13 24 13 25 13 26 13 27 58177 58176 58175 58174 58173 58172 58171 58170 58169 58168 58167 58166 58165 58164 58163

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