198 steps wm7949wm7949 signature 23→33 rule {{{1, 1, 2}, {3, 4, 1}} -> {{1, 1, 4}, {5, 3, 1}, {2, 5, 4}}} {{{1, 1, 2}, {3, 4, 1}} -> {{1, 1, 4}, {5, 3, 1}, {2, 5, 4}}}