![](assets/icon.png)
3 steps
wm1945wm1945
signature
12→42
rule
![](assets/rule.png)
{{{1, 2}} -> {{1, 2}, {1, 3}, {2, 3}, {4, 3}}}
{{{1, 2}} -> {{1, 2}, {1, 3}, {2, 3}, {4, 3}}}