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75 4 75 5 75 6 75 7 75 8 75 9 76 0 76 1 76 2 76 3 76 4 1148 1147 1146 1145 1144 1143 1142 1141 1140 1139

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