3 steps wm5233wm5233 signature 13→43 rule {{{1, 2, 3}} -> {{4, 5, 4}, {4, 5, 6}, {4, 5, 2}, {1, 6, 3}}} {{{1, 2, 3}} -> {{4, 5, 4}, {4, 5, 6}, {4, 5, 2}, {1, 6, 3}}}