198 steps wm5389wm5389 signature 23→33 rule {{{1, 1, 2}, {3, 1, 4}} -> {{3, 3, 5}, {5, 1, 3}, {2, 5, 6}}} {{{1, 1, 2}, {3, 1, 4}} -> {{3, 3, 5}, {5, 1, 3}, {2, 5, 6}}}