World No. 1 Magnus Carlsen played his first match at the World Blitz Championship after initially quitting the chess tournament due to a dress code dispute with organizers.

The International Chess Federation (FIDE) on Sunday relaxed its dress code for players after world number one Magnus Carlsen was fined for wearing jeans at an event in New York.

The player’s shock withdrawal prompted the International Chess Federation to relax a dress code that penalized him for wearing jeans to a New York tournament.

Magnus Carlsen and Ian Nepomniachtchi have caused a stir in the chess community after agreeing to share the World Blitz Championship title earlier this week.

Magnus Carlsen returned to compete in the Blitz World Championship this week after he withdrew from the Rapid tournament on Friday over a dispute with officials over his attire.