12 steps wm5492wm5492 signature 23→33 rule {{{1, 2, 3}, {4, 2, 5}} -> {{1, 5, 1}, {1, 5, 4}, {6, 5, 2}}} {{{1, 2, 3}, {4, 2, 5}} -> {{1, 5, 1}, {1, 5, 4}, {6, 5, 2}}}