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20 70 2 20 70 3 20 70 4 20 70 5 20 70 6 20 70 7 20 70 8 20 70 9 20 71 0 20 71 1 20 71 2 20 71 3 20 71 4 20 71 5 20 71 6 20 71 7 48176 48175 48174 48173 48172 48171 48170 48169 48168 48167 48166 48165 48164 48163 48162

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