NCAA Division I softball tournament
The NCAA Division I softball tournament is held annually in May/June and features 64 college softball teams in the United States, culminating in the Women's College World Series (WCWS), which is played in Oklahoma City. == Tournament play and team selection == The tournament is different from many college tournaments in that it features four tiers of competition and a loss does not necessarily eliminate a team from contention.
Source: Wikipedia — NCAA Division I softball tournament (CC BY-SA 4.0)