ST. LOUIS, USA: Indian chess sensation Rameshbabu Praggnanandhaa, who turned 21 on August 10, has reaffirmed his status among the world's elite by decisively winning the Grand Chess Tour St. Louis Rapid and Blitz. Sinquefield Cup 2026 UnderwayFresh from his St. Louis Rapid and Blitz success, Praggnanandhaa has transitioned directly into the 14th edition of the Sinquefield Cup, the final classical leg of the 2026 Grand Chess Tour. 12 Winner, 2025 FIDE Circuit; Gold, 2024 Chess Olympiad (open section); Winner, Norway Chess 2026; Winner, Grand Chess Tour St. Louis Rapid and Blitz 2026 Javokhir Sindarov Uzbekistan Dec 8, 2005 20 2777 No. 4 Winner, 2025 FIDE Chess World Cup; Winner, 2026 FIDE Candidates Tournament; Challenger for 2026 World Chess ChampionshipTournament DetailsThe Sinquefield Cup is a nine-round classical single round-robin tournament, offering a substantial total prize fund of $475,000. The tournament promises intense classical battles as players vie for supremacy in this final regular-season event of the Grand Chess Tour before the season-ending finals.