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12 87 12 88 12 89 12 90 12 91 12 92 12 93 12 94 12 95 12 96 12 97 1122 1121 1120 1119 1118 1117 1116 1115 1114 1113

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