I didn't say it's imposimble. I said it's a little bit hard to do.
I've left because the alliance fell apart, not because someone uses bot or something
"slaughtering the cow, and receiving no milk"... not sure
Yellow - target city
red - enemy supports
10 supports - 0-5 seconds after CS. 4 suppurts - the same second.
All sup without anchors.
As you can see a few of them have almost the same travel time. A little bit hard to do it by hand