198 steps wm5349wm5349 signature 23→33 rule {{{1, 1, 1}, {2, 1, 3}} -> {{3, 3, 3}, {4, 3, 1}, {4, 3, 2}}} {{{1, 1, 1}, {2, 1, 3}} -> {{3, 3, 3}, {4, 3, 1}, {4, 3, 2}}}