wichita.edu
…where each day will have an “A” and a “B” squad. Bowlers are required to bowl two “A” blocks and two “B” blocks weekly, bowling 3 games per day and moving a pair after each game. Typically, there are two lane patterns the first week (odd lane one pattern, even lane a different pattern), two patterns for the second week and up to six patterns the third week…
https://www.wichita.edu/athletics/bowling/recruit/tryouts.php