World Rapid Chess Championship 2021 - Wikipedia
https://en.wikipedia.org/wiki/World_Rapid_Chess_Championship_2021The World Rapid Chess Championship 2021 is the 2021 edition of the annual chess tournament held by FIDE to determine the world champion in chess played under rapid time controls. Since 2012, FIDE has held the World Rapid and Blitz Championships at a joint tournament. Originally planned to be held in Nur-Sultan, Kazakhstan, new coronavirus restrictions introduced by the Kazakh government prompted FIDE to change the location of the tournament to Warsaw, Poland.