198 steps wm9358wm9358 signature 23→33 rule {{{1, 1, 1}, {2, 1, 3}} -> {{3, 3, 3}, {3, 4, 2}, {4, 1, 2}}} {{{1, 1, 1}, {2, 1, 3}} -> {{3, 3, 3}, {3, 4, 2}, {4, 1, 2}}}