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12 53 0 12 53 1 12 53 2 12 53 3 12 53 4 12 53 5 12 53 6 12 53 7 12 53 8 12 53 9 12 54 0 12 54 1 12 54 2 12 54 3 12 54 4 12 54 5 12 54 6 12 54 7 12 54 8 12 54 9 12 55 0 12 55 1 12 55 2 55230 55229 55228 55227 55226 55225 55224 55223 55222 55221 55220 55219 55218 55217 55216 55215 55214 55213 55212 55211 55210 55209

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