The UEFA Champions League used to start with a double round-robin group stage of 32 groups until it evolved into a league phase of 36 groups, that is preceded by two qualification 'streams' for teams that don't acquire immediate entry to your Match suitable. A map of UEFA international locations https://k-o-nh-c-i18406.bcbloggers.com/35466824/the-2-minute-rule-for-what-are-the-uefa-champions-league-and-uefa-europa-league