5 steps wm2315wm2315 signature 22→52 rule {{{1, 2}, {1, 3}} -> {{4, 4}, {4, 2}, {2, 4}, {5, 4}, {5, 3}}} {{{1, 2}, {1, 3}} -> {{4, 4}, {4, 2}, {2, 4}, {5, 4}, {5, 3}}}