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51 7 51 8 51 9 52 0 52 1 52 2 52 3 52 4 52 5 52 6 52 7 52 8 52 9 53 0 53 1 53 2 53 3 53 4 53 5 53 6 53 7 53 8 53 9 38211 38210 38209 38208 38207 38206 38205 38204 38203 38202 38201 38200 38199 38198 38197 38196 38195 38194 38193 38192 38191 38190

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