
99 steps
wm8529wm8529
signature
23→43
rule

{{{1, 2, 2}, {3, 4, 2}} -> {{2, 5, 5}, {5, 3, 2}, {5, 4, 6}, {7, 4, 5}}}
{{{1, 2, 2}, {3, 4, 2}} -> {{2, 5, 5}, {5, 3, 2}, {5, 4, 6}, {7, 4, 5}}}