20 19 How to draw lots for the Europa League semi-final?

1 First of all, in the final draw of 1/8, 1 of the group was the seed team, and the winner of the play-off was the unseeded team, with the seed team leading.

Secondly, we won't meet the association team.

3. In the final draw of 1/4 finals and semi-finals, there will be no seed team, and the order of home and away games will be decided by the draw, and the teams from the same association will no longer avoid it.