198 steps wm6378wm6378 signature 23→33 rule {{{1, 1, 2}, {1, 3, 4}} -> {{4, 4, 5}, {5, 4, 2}, {3, 2, 5}}} {{{1, 1, 2}, {1, 3, 4}} -> {{4, 4, 5}, {5, 4, 2}, {3, 2, 5}}}