
14 steps
wm8989wm8989
signature
32→52
rule

{{{1, 2}, {2, 1}, {3, 1}} -> {{3, 4}, {3, 4}, {4, 3}, {2, 3}, {1, 4}}}
{{{1, 2}, {2, 1}, {3, 1}} -> {{3, 4}, {3, 4}, {4, 3}, {2, 3}, {1, 4}}}