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B r l

B r lB r lB r lB r l
B r lB r lB r lB r lB r lB r lB r lB r l
B r lB r lB r lB r lB r lB r lB r lB r lB r lB r lB r lB r l
B r lB r lB r lB r lB r lB r lB r lB r lB r lB r lB r lB r lB r lB r lB r lB r l
B r lB r lB r lB r lB r lB r lB r lB r l