88 steps wm6117wm6117 signature 23→33 rule {{{1, 1, 2}, {3, 4, 5}} -> {{6, 6, 1}, {6, 3, 7}, {2, 4, 6}}} {{{1, 1, 2}, {3, 4, 5}} -> {{6, 6, 1}, {6, 3, 7}, {2, 4, 6}}}