198 steps wm6651wm6651 signature 23→33 rule {{{1, 2, 2}, {3, 1, 4}} -> {{2, 5, 2}, {3, 1, 5}, {4, 1, 1}}} {{{1, 2, 2}, {3, 1, 4}} -> {{2, 5, 2}, {3, 1, 5}, {4, 1, 1}}}