17 steps
wm4338wm4338
signature
23→43
rule
{{{1, 2, 3}, {1, 4, 5}} -> {{3, 6, 7}, {3, 1, 7}, {6, 5, 2}, {4, 8, 7}}}
{{{1, 2, 3}, {1, 4, 5}} -> {{3, 6, 7}, {3, 1, 7}, {6, 5, 2}, {4, 8, 7}}}
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