198 steps wm5369wm5369 signature 23→33 rule {{{1, 2, 2}, {3, 2, 4}} -> {{5, 3, 3}, {4, 5, 1}, {4, 2, 5}}} {{{1, 2, 2}, {3, 2, 4}} -> {{5, 3, 3}, {4, 5, 1}, {4, 2, 5}}}