109 steps wm1316wm1316 signature 23→33 rule {{{1, 1, 2}, {1, 3, 4}} -> {{2, 2, 3}, {4, 2, 4}, {3, 4, 5}}} {{{1, 1, 2}, {1, 3, 4}} -> {{2, 2, 3}, {4, 2, 4}, {3, 4, 5}}}