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21 53 9 21 54 0 21 54 1 21 54 2 21 54 3 21 54 4 21 54 5 21 54 6 21 54 7 21 54 8 21 54 9 21 55 0 21 55 1 21 55 2 21 55 3 21 55 4 21 55 5 21 55 6 21 55 7 21 55 8 21 55 9 21 56 0 21 56 1 47120 47119 47118 47117 47116 47115 47114 47113 47112 47111 47110 47109 47108 47107 47106 47105 47104 47103 47102 47101 47100 47099

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