The Norwegian chess grandmaster announced this week that he is auctioning off the Italian luxury brand jeans that started a dress code dispute at December’s World Rapid and Blitz Chess Championships.

FILE - Magnus Carlsen arrives at the ninth Breakthrough Prize ceremony, April 15, 2023, at The Academy Museum of Motion Pictures in Los Angeles. (Photo by Jordan Strauss/Invision/AP, File) Nation ...

After his win in Singapore, chess great Magnus Carlsen had said that classical chess was perhaps the "worst way" to measure a player, adding that rapid chess was perhaps a more "pure" form of chess.