12 steps wm8227wm8227 signature 32→52 rule {{{1, 2}, {1, 3}, {1, 4}} -> {{5, 5}, {2, 5}, {2, 3}, {4, 2}, {4, 3}}} {{{1, 2}, {1, 3}, {1, 4}} -> {{5, 5}, {2, 5}, {2, 3}, {4, 2}, {4, 3}}}