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12 42 12 43 12 44 12 45 12 46 12 47 12 48 12 49 12 50 12 51 12 52 2194 2193 2192 2191 2190 2189 2188 2187 2186 2185

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