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27 00 1 27 00 2 27 00 3 27 00 4 27 00 5 27 00 6 27 00 7 27 00 8 27 00 9 27 01 0 27 01 1 27 01 2 27 01 3 27 01 4 27 01 5 27 01 6 27 01 7 27 01 8 27 01 9 27 02 0 27 02 1 27 02 2 27 02 3 41991 41990 41989 41988 41987 41986 41985 41984 41983 41982 41981 41980 41979 41978 41977 41976 41975 41974 41973 41972 41971 41970

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