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51 86 51 87 51 88 51 89 51 90 51 91 51 92 51 93 51 94 51 95 51 96 12155 12154 12153 12152 12151 12150 12149 12148 12147 12146

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