198 steps wm5431wm5431 signature 23→33 rule {{{1, 2, 2}, {2, 3, 4}} -> {{1, 4, 4}, {5, 1, 3}, {2, 5, 3}}} {{{1, 2, 2}, {2, 3, 4}} -> {{1, 4, 4}, {5, 1, 3}, {2, 5, 3}}}