198 steps wm57291wm57291 signature 23→33 rule {{{1, 1, 2}, {2, 3, 4}} -> {{5, 5, 2}, {2, 1, 4}, {4, 3, 5}}} {{{1, 1, 2}, {2, 3, 4}} -> {{5, 5, 2}, {2, 1, 4}, {4, 3, 5}}}