198 steps wm4692wm4692 signature 23→33 rule {{{1, 1, 2}, {3, 2, 4}} -> {{3, 3, 2}, {5, 2, 1}, {5, 4, 1}}} {{{1, 1, 2}, {3, 2, 4}} -> {{3, 3, 2}, {5, 2, 1}, {5, 4, 1}}}