198 steps wm4552wm4552 signature 23→33 rule {{{1, 2, 2}, {3, 2, 4}} -> {{4, 1, 1}, {4, 5, 1}, {1, 3, 5}}} {{{1, 2, 2}, {3, 2, 4}} -> {{4, 1, 1}, {4, 5, 1}, {1, 3, 5}}}