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B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2
B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2
B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2B x c x 2