198 steps wm5799wm5799 signature 23→33 rule {{{1, 2, 2}, {1, 3, 4}} -> {{4, 5, 5}, {5, 3, 2}, {1, 4, 2}}} {{{1, 2, 2}, {1, 3, 4}} -> {{4, 5, 5}, {5, 3, 2}, {1, 4, 2}}}