Complex sentence: Players can achieve this by hitting the ball to the cats around the field hard enough to knock out eleven times, which then one type of pitch chosen randomly will be available for Rin to use during practice session and during game.
Split into simpler sentences: Players can achieve this by hitting the ball to the cats around the field hard enough to knock them out. After doing this eleven times, then one type of pitch chosen randomly will be available for Rin to use during practice session and during game.