Complex sentence: The eight best runners-up from the UEFA First Round qualified for the play-offs; with one group having one team fewer than the others, matches against the sixth-placed team in each First Round group are not included in this ranking.
Split into simpler sentences: The eight best runners-up from the UEFA First Round qualified for the play-offs. With one group having one team fewer than the others, matches against the sixth-placed team in the group are not included in this ranking.