![](assets/icon.png)
23 steps
wm6722wm6722
signature
22→32
rule
![](assets/rule.png)
{{{1, 2}, {1, 3}} -> {{2, 4}, {4, 1}, {3, 4}}}
{{{1, 2}, {1, 3}} -> {{2, 4}, {4, 1}, {3, 4}}}