So remains in the hunt
Four matches in the fourth round ended in the Rapid time control, without the need of tie-breaks.

Radjabov - Duda: 2.5-1.5
Radjabov for the first time in this event started his day with a win. He won the first game against Duda by grinding a rook and opposite color bishop endgame.
Despite getting a better position out of the opening, Duda was unable to capitalize on his advantage and the game ended in a draw.
Duda struck back in the third game to level the score 1.5-1.5
Radjabov - Duda, Game 3

Position after 54.Be6
Find out why 54.Be6 is a big mistake.
Duda had a good position in the middlegame which he did not capitalize. Radjabov eventually took advantage of Duda's mistake and won the game. Thus he won the match 2.5-1.5 which means Radjbov got 3 points and Duda got zero.
Giri - Aronian: 1-3
Giri for the first time in this event, started the day with a win, however he lost the match.
Giri - Aronian, Game 1

20...c5 is a mistake for Black. Find out why.
Aronian won the next three games convincingly to win the match 1-3 and score 3 points. Giri made zero points.
Nakamura - So: 4-2
After making four draws in the Rapid with three of them ending in just 14 moves, Nakamura won both Blitz tie-breaks to win the match 4-2 and score 2 points. So got 1 point.
Carlsen - Artemiev: 1-3
After a draw in the first game, Carlsen made a dubious choice of taking Artemiev's rook for his bishop and knight.
Carlsen - Artemiev, Game 2

29.Bxe6 would have kept the position balanced. However, the world champion made a questionable decision of playing 29.Nc7 and paid a heavy price for it.
Artemiev was completely winning the third game. However, he decided not to press further and repeat moves instead.
Artemiev - Carlsen, Game 3

White decided to repeat moves 28.Bh6 Kh7 29.Bg5 Kg8 30.Bh6 and make a draw. The position definitely had a lot to offer for White. What should have White done instead?
Carlsen started well in the fourth game. However, he had a tactical oversight which gave Artemiev a decisive advantage. The world champion got an opportunity to equalize which he did, until he blundered his queen to lose the game and the match. Artemiev scored 3 points and Carlsen got zero.
Vachier-Lagrave - Mamedyarov: 1.5-2.5
The first game ended in a well-fought draw. Vachier-Lagrave won the second game.
Mamedyarov won the third game with a brilliant display of attack.
Mamedyarov won the fourth game with a very nice positional squeeze. Thus he won the match and scored 3 points.
Replay Round 4 games
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Round 4 results

Standings after Round 4

Format

Prizes
The winner of the Final will earn US$ 100000 and the total tour prize fund is US$ 1640000.

Schedule
All games will start from 8:30 p.m. IST between 25th September and 4th October 2021. Rest day is on 30th September 2021.

Links
Champions Chess Tour official site







