CEGT Leagues comprehend two classes: Master Class and
Higher Class with twentyone participants each.
Four demote from Master Class to Higher Class and
four also demote from Higher Class and will be replaced
by the four best from a Higher Class Promotion Tournament.
This Promotion tournament will include 16 engines,
playing two double round robins, so 60 games
by each engine.
Additionally there is a promotion/demotion tournament
between ranks 16 and 17 Master Class and ranks 5 and 6