109 steps wm3926wm3926 signature 23→33 rule {{{1, 2, 2}, {3, 2, 4}} -> {{5, 4, 4}, {5, 1, 3}, {2, 3, 5}}} {{{1, 2, 2}, {3, 2, 4}} -> {{5, 4, 4}, {5, 1, 3}, {2, 3, 5}}}