198 steps wm6992wm6992 signature 23→33 rule {{{1, 1, 2}, {3, 1, 4}} -> {{4, 4, 5}, {3, 5, 4}, {2, 1, 5}}} {{{1, 1, 2}, {3, 1, 4}} -> {{4, 4, 5}, {3, 5, 4}, {2, 1, 5}}}