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TL A D B A B D A D A A C B B D D B B C A A C B C B A

TL B B B B C C A C B C A B C A B A D C D B C A D B A

TL B C B B A C B A B D A C B D A A C A B D D B A B C

TL C B B B B C D A A C C A A D D B D D B C C C A C B