198 steps wm6394wm6394 signature 23→33 rule {{{1, 2, 1}, {3, 1, 4}} -> {{4, 5, 4}, {4, 1, 5}, {6, 5, 2}}} {{{1, 2, 1}, {3, 1, 4}} -> {{4, 5, 4}, {4, 1, 5}, {6, 5, 2}}}