170 steps wm6194wm6194 signature 23→33 rule {{{1, 2, 1}, {3, 4, 5}} -> {{6, 7, 6}, {6, 1, 4}, {3, 5, 6}}} {{{1, 2, 1}, {3, 4, 5}} -> {{6, 7, 6}, {6, 1, 4}, {3, 5, 6}}}