198 steps wm9745wm9745 signature 23→33 rule {{{1, 1, 2}, {3, 1, 4}} -> {{4, 4, 5}, {5, 1, 2}, {6, 5, 2}}} {{{1, 1, 2}, {3, 1, 4}} -> {{4, 4, 5}, {5, 1, 2}, {6, 5, 2}}}