198 steps wm2246wm2246 signature 23→33 rule {{{1, 1, 1}, {2, 3, 1}} -> {{3, 3, 3}, {4, 1, 3}, {1, 4, 2}}} {{{1, 1, 1}, {2, 3, 1}} -> {{3, 3, 3}, {4, 1, 3}, {1, 4, 2}}}