The rating requirement can be fulfilled even if the player starts a tournament rated below 2500 and then reaches or exceeds a 2500 rating during the tournament but eventually concludes the tournament with a rating lower than 2500. Two favorable results (called norms) from a total of at least 27 games in tournaments. With some exceptions, to receive a norm in a tournament: The player's rating performance at the end of the tournament must be at least 2600.