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37 47 7 37 47 8 37 47 9 37 48 0 37 48 1 37 48 2 37 48 3 37 48 4 37 48 5 37 48 6 37 48 7 37 48 8 37 48 9 37 49 0 37 49 1 37 49 2 37 49 3 37 49 4 37 49 5 37 49 6 37 49 7 37 49 8 37 49 9 4161 4160 4159 4158 4157 4156 4155 4154 4153 4152 4151 4150 4149 4148 4147 4146 4145 4144 4143 4142 4141 4140

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