Chess is a complex puzzle that one is trying to solve. It is simple at the beginning, but towards the middle the puzzle changes constantly. Can you master one of the most complex puzzles ever created?
Tournament Entry Rating is calculated by the formula (CurrentRating + HighestRating) / 2. The entry rating will never drop to more than 100 points below your Highest Rating.
Rated stats are updated within 24 hours of the last completed rated game.