>take settlement with first army
>second army is in reinforcement range to help them out if the ai attacks
>ai sieges the settlement with one army preventing the army inside from reinforcing and attacks the second army turning it into a 3v1
>retreat with the second army
>ai attacks the other army stuck inside the settlement afterwards
im genuinely impressed by the ai doing this since i cant remember the ai doing this a single time in 2k+ hours of warhammer