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30 91 30 92 30 93 30 94 30 95 30 96 30 97 30 98 30 99 31 00 31 01 31 02 31 03 31 04 31 05 31 06 11286 11285 11284 11283 11282 11281 11280 11279 11278 11277 11276 11275 11274 11273 11272

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