Complex sentence: The three winners of the Allettan leagues, and the best one of the second-placed Allettan teams, go directly to Play Off 3 while the remaining second-placed Allettan teams go directly to Play Off 2.
Split into simpler sentences: The three winners of the Allettan leagues, and the best one of the second placed Allettan teams, go directly to Play Off 3. The remaining second placed Allettan teams go directly to Play Off 2.