2026 Sinquefield Cup & Cairns Cup Round 9: Wesley So 3-Peat Sinquefield Cup Champion; Tan Zhongyi Wins 2nd Cairns Cup
Chess.com · Anthony Levin · 2026-08-19T22:39:28+00:00 · nguồn gốc
Wesley So 3-Peat Sinquefield Cup Champion; Tan Zhongyi Wins 2nd Cairns Cup
GM Wesley So won his third title and $87,500 at the 2026 Sinquefield Cup on Wednesday. After all the classical games ended in draws, he and GM Praggnanandhaa Rameshbabu contested the champion's title in rapid playoffs. The two rapid games ended in draws, and with a third draw in a nervy armageddon game, So claimed tournament victory with the black pieces.
GM Tan Zhongyi won her second title and $65,000 at the 2026 Cairns Cup, albeit with a loss in the final round against IM Stavroula Tsolakidou. Since runner-up IM Alice Lee only drew IM Carissa Yip, however, 6.5 points were still enough for Tan to win outright. That draw earned Lee her first grandmaster norm at the age of 16.
The Grand Chess Tour Finals kick off on Saturday, August 22, starting at 1 p.m. ET / 19:00 CEST / 10:30 p.m. IST. They will feature Praggnanandhaa, So, GM Fabiano Caruana, and GM Vincent Keymer.
So and Praggnanandhaa tied for first in the classical portion, but the American edged out his opponent in playoffs.
Sinquefield Cup | Final Standings
Caruana and Praggnanandhaa are the two players returning to the GCT Finals, having played in Sao Paulo last year. GM Javokhir Sindarov missed out by half a GCT point, just as So did in 2025.
Tan won the Cairns Cup for a second time with 6.5 points after nine rounds.
Cairns Cup | Final Standings
Cairns Cup | Final Standings
- Sinquefield Cup Round 9: So Wins, Every Game Drawn On Final Day
- Cairns Cup Round 9: Tan Wins, Lee Earns GM Norm
Sinquefield Cup Round 9: So Wins Tournament, Every Game Drawn On Final Day
All five games ended in draws, and the most intriguing was the King's Gambit played by GM Jorden van Foreest against GM Vincent Keymer. It was a bold opening choice by the Dutch grandmaster, who was on 1.5/8. "Let's at least do something fun in the last game, I guess," he said after the game, explaining that his brother, GM Lucas van Foreest, suggested it the night before.
Let's at least do something fun in the last game, I guess.
—Jorden van Foreest
Keymer had never played against the King's Gambit over the board, and Van Foreest hoped to take advantage of the tournament situation. The German needed to avoid a loss. Keymer said, "In any other situation, I would be kind of happy to see this, because objectively it's not a great line, but today of course a win would have been nice, but not as nice as a loss would have been bad."
Keymer perhaps could have played more critically—the engines indicate an advantage for Black—but he was also never in danger. Eventually, White won his pawn back in an endgame, and the players repeated moves by move 39. "I'm really relieved," said Keymer on qualifying for the GCT Finals, which comes with a $50,000 bonus. "I made my life extremely difficult by losing to Javokhir [in round seven]."
The other games were all drawn, with the most important encounters being So vs. Sindarov and Praggnanandhaa vs. GM Anish Giri. Sindarov played the King's Indian Defense against So, but by move 11 decided to play the ...d5 pawn break and liquidate, rather than keep the game going with a slightly worse position. "Fortunately, I had the white pieces. I was able to trade, trade, trade," said the champion.
Fortunately, I had the white pieces. I was able to trade, trade, trade.
—Wesley So
The other leader, Praggnanandhaa, vacuumed off the pieces with Giri in a Nimzo-Indian Defense and shook hands on move 37. With neither Praggnanandhaa nor So winning in the classical portion, we were guaranteed to see playoffs.
The quickest draw was Aronian vs. Sevian, which was over in 16 moves. Last but not least, Caruana made a quick draw with Vachier-Lagrave in the Moscow Variation of the Sicilian Defense, and said, "The idea was not to lose another game. Maxime didn't have to win... I thought it was kind of a status quo game." Both players had lost in round eight and, evidently, just wanted to cross the finish line.
Rapid Playoffs: So 1.5-1.5 Praggnanandhaa
The playoffs between So and Praggnanandhaa featured two rapid games (10+5 time control), followed immediately by armageddon (five minutes for White, four for Black, with a two-second increment starting only on move 61).
Since winning in rounds two and three, So had coasted to the end of the tournament with draws in every single game. The salient question was: would his safety-first mentality backfire as the time control shortened? You can't argue with the facts: no.
So went undefeated in 12 games, winning two and drawing 10 with a performance of over 2800.
So's strategy was intentional, as he said, "I'm not proud of the early draws, but it's part of a bigger strategy, and it worked." The draws allowed him to conserve energy and also gave him time to prepare for the next games, he explained.
Game one, where So had the white pieces, went straight down a sharp line of the Queen's Gambit Declined, and Praggnanandhaa declared, "This is a well-known draw." If it was a memory test, the Indian grandmaster passed. To the unprofessional eye, however, the game looks bonkers.
The second rapid game was also a draw, in an Italian Opening. Praggnanandhaa played an ambitious—and dubious—pawn expansion with 16.g4, but So traded a pair of knights and offered a threefold repetition, which Praggnanandhaa accepted.
The players went straight to the armageddon game, with Praggnanandhaa winning the drawing of lots. He chose to play with the white pieces, with five minutes against four, and with So receiving draw odds. Given the time control, So said that he also would have picked White: "The time advantage is so big, and as you can see, he was winning in this game."
The time advantage is so big, and as you can see, he was winning in this game.
—Wesley So
"I just picked White and tried to flag him.... and he almost got flagged," said Praggnanandhaa. More than the time pressure, however, Pragg was winning on the board. But he explained that, without the increment, it was hard to tell where he needed to pause and think; he remarked that if he'd stopped for two or three seconds, he would have found one of the wins. There were several.
"You can't win all tournaments, not this year!" So told Praggnanandhaa right after the game. But the Indian GM, who can still win another $200,000 in the GCT Finals, took the loss in his stride. "It's always a little disappointing when you're so close and miss it, but I think overall it's great that I managed to make it to the Finals."
You can't win all tournaments, not this year!
—Wesley So to Praggnanandhaa Rameshbabu
It's a third Sinquefield Cup for So, who won his first one exactly 10 years ago. He is also the only player to win it two years in a row.
Sinquefield Cup Winners
| Year | Winner(s) | Country |
| 2013 | Magnus Carlsen | Norway |
| 2014 | Fabiano Caruana | Italy |
| 2015 | Levon Aronian | Armenia |
| 2016 | Wesley So | United States |
| 2017 | Maxime Vachier-Lagrave | France |
| 2018 | Magnus Carlsen, Fabiano Caruana, Levon Aronian (three-way tie) | Norway, United States, Armenia |
| 2019 | Ding Liren | China |
| 2020 | Canceled (COVID-19) | — |
| 2021 | Maxime Vachier-Lagrave | France |
| 2022 | Alireza Firouzja | France |
| 2023 | Fabiano Caruana | United States |
| 2024 | Alireza Firouzja | France |
| 2025 | Wesley So | United States |
| 2026 | Wesley So | United States |
You can see the prize breakdown below, which does not include another $125,000 distributed equally for each game win.
Cairns Cup Round 9: Tan Wins, Lee Earns GM Norm
Regarding the tournament victory, it was a two-horse race between Tan and Lee. Nobody, not even Tan, could have known how critical her back-to-back wins in rounds seven and eight would be—they saved her from the playoffs.
Lee made her draw with Yip first, though she, too, was in big trouble. Had Yip played 17...Qc2, she might well have compromised her good friend's quest for a GM norm. Lee said, "The opening didn't go well for me, and I was on the defending side, but I'm glad that later I was able to hold." 22...Bc5 was the second big chance for Yip to play for the win, and once she missed that, Lee escaped into a slightly worse endgame.
Lee is likely the fifth-youngest girl to ever score a GM norm, after GMs Kateryna Lagno, Hou Yifan, Judit Polgar, and Humpy Koneru. She still needs the 2500 FIDE rating and two more norms. Her next two tournaments are the Olympiad and the U.S. Women's Championship, though she can't earn grandmaster norms in these events. The norms, she said she'll have to earn them in open tournaments and round-robins.
Tan, who was still playing her game against Tsolakidou, could breathe a sigh of relief after that game ended, even though she was defending a worse position. Even with a loss, she would go on to win the tournament. In our Game of the Day, the Greek IM played the London System, but with an unorthodox plan of trading off her light-square bishop for a knight and, later, playing for dark-square domination. Curiously, her two wins in the tournament came against both Lee, in round four, and Tan.
GM Rafael Leitao analyzes that game below.
The only other decisive game of the round was GM Alexandra Kosteniuk's win against GM Vaishali Rameshbabu. It's the first win for Kosteniuk, who started the event with four consecutive losses and then made all draws, while Vaishali—the world championship challenger—finished in last place with zero wins.
Tan is the only Chinese player to have won the Cairns Cup, and she now owns two trophies.
Cairns Cup Winners
| Year | Winner(s) | Country |
| 2019 | Valentina Gunina | Russia |
| 2020 | Koneru Humpy | India |
| 2021 | Canceled (COVID-19) | — |
| 2022 | Canceled (COVID-19) | — |
| 2023 | Anna Zatonskih | United States |
| 2024 | Tan Zhongyi | China |
| 2025 | Carissa Yip | United States |
| 2026 | Tan Zhongyi | China |
That's it for the Sinquefield Cup and Cairns Cup, but there's almost no time to rest. The GCT Finals start this Saturday!
How to watch?
You can watch the round's broadcast on the Saint Louis Chess Club YouTube or Twitch channels. The games can also be reviewed from our dedicated 2026 Sinquefield Cup or 2026 Cairns Cup Events pages.
The Sinquefield Cup broadcast was hosted by GMs Yasser Seirawan, Maurice Ashley, Cristian Chirila, and Peter Svidler, while the Cairns Cup was covered by IMs Nazi Paikidze and Almira Skripchenko.
The 2026 Sinquefield Cup is the fifth and final leg of the 2026 Grand Chess Tour. Ten players compete in a classical round-robin tournament with a $475,000 prize fund and points counting for qualification into the Grand Chess Tour Finals. It runs alongside the 2026 Cairns Cup, which is also a 10-player round-robin featuring some of the strongest women in the world, with a prize fund of $250,000.
Previous coverage:
- Round 8: Praggnanandhaa Catches So In Lead; Tan Draw Away From Tournament Victory
- Round 7: Sindarov Wins On Demand With Black; Tan Bamboozles Divya To Extend Lead
- Round 6: Giri Wins Dutch Battle; Lee Beats Humpy To Move To Clear 2nd
- Round 5: Caruana, Keymer Win As Vachier-Lagrave Misses; Tan Survives Vs. Lee
- Round 4: Praggnanandhaa Beats Van Foreest; Tan Leads By Full Point
- Round 3: So Leads Sinquefield Cup; Divya Deals Kosteniuk 3rd Loss
- Round 2: Aronian Wins From Lost Position; 4 White Wins In Sinquefield, 3 Wins In Cairns
- Round 1: Caruana Scores 1st Win In Sinquefield Cup; Tan, Divya, Lee Lead Cairns Cup