[Event "Chennai Women's Chess Olympiad"] [Site "chess.com"] [Date "2022.08.07"] [Round "9.3"] [White "Kiolbasa, Oliwia"] [Black "Vaishali R"] [Result "1-0"] [ECO "C70"] [WhiteElo "2376"] [BlackElo "2442"] [Annotator "Saravanan,V"] [PlyCount "159"] [EventDate "2022.??.??"] [WhiteTeam "Poland"] [BlackTeam "India"] [WhiteTeamCountry "POL"] [BlackTeamCountry "IND"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. c3 Nge7 6. d4 exd4 7. cxd4 Bb4+ 8. Nc3 d5 9. O-O dxe4 10. Nxe4 O-O 11. a3 Bd6 12. h3 Bf5 13. Re1 Bg6 14. Bg5 f6 15. Nxd6 Qxd6 16. Bh4 Bf7 17. Bg3 Qd7 18. Rc1 Rad8 19. b4 Nf5 20. Bf4 Kh8 21. Qd3 b5 22. Bc2 Bg6 23. Qc3 Ncxd4 24. Nxd4 Nxd4 25. Bxg6 hxg6 26. Qxc7 Rf7 27. Qxd7 Rfxd7 28. Be3 Nf5 29. Bb6 Rb8 30. Rc6 Rd3 $6 {Black gets ambitious, and allows White to develop an initiative.} (30... Ra8 $1 $11) 31. Ra1 Ne7 $2 ( 31... Ra8 32. a4 bxa4 33. Rxa4 $14) 32. Re6 Nd5 33. Bc5 Nc3 (33... Ra8 34. a4 $16) 34. Rxa6 Na4 35. Rd6 Nxc5 36. bxc5 Rc3 37. c6 Rc8 38. Rb1 $2 (38. Rd5 R3xc6 39. Rxb5 Rc1+ 40. Rxc1 Rxc1+ 41. Kh2 Rc2 42. f4 Kh7 $1 43. Rb3 Kh6 { with chances of a draw.}) 38... R3xc6 (38... Rxa3 $1 39. Rxb5 Rc3 40. Rb6 g5 { should be a draw.}) 39. Rxc6 Rxc6 40. Rxb5 Rc1+ 41. Kh2 Ra1 $2 (41... Rc2 { with chances of a draw, as described earlier.}) 42. Ra5 g5 43. Kg3 Ra2 44. Kf3 Kh7 45. Ke3 Kg6 46. Ra7 Kf5 47. g3 Ke5 48. Kf3 Kf5 49. a4 Ra3+ 50. Kg2 Kg6 51. a5 Kh6 52. a6 Kg6 53. Ra8 Kf5 54. Kf1 Ra2 55. a7 Kg6 56. Ke1 Kf7 57. h4 Kg6 58. h5+ Kf7 59. f4 gxf4 60. gxf4 f5 61. Kd1 Ra1+ 62. Ke2 Ra2+ 63. Kf3 Ra3+ 64. Kg2 Ra2+ 65. Kg3 Ra4 66. Kh3 Ra3+ 67. Kh4 Ra4 68. Kg5 Ra5 69. h6 gxh6+ 70. Kxh6 Ra6+ 71. Kg5 Kg7 (71... Ra5 72. Rh8) 72. Kxf5 $18 Ra1 73. Ke5 Re1+ 74. Kd4 Rd1+ 75. Ke3 Re1+ 76. Kd2 Ra1 77. f5 Ra2+ 78. Kc3 Ra3+ 79. Kb2 Ra6 80. f6+ 1-0 [Event "Chennai Women's Chess Olympiad"] [Site "chess.com"] [Date "2022.08.07"] [Round "9.2"] [White "Harika, Dronavalli"] [Black "Socko, Monika"] [Result "1/2-1/2"] [ECO "E12"] [WhiteElo "2517"] [BlackElo "2416"] [Annotator "Saravanan,V"] [PlyCount "81"] [EventDate "2022.??.??"] [WhiteTeam "India"] [BlackTeam "Poland"] [WhiteTeamCountry "IND"] [BlackTeamCountry "POL"] 1. Nf3 Nf6 2. d4 e6 3. c4 b6 4. a3 Ba6 5. Qc2 Be7 6. e4 d5 7. e5 Nfd7 8. cxd5 Bxf1 9. Kxf1 exd5 10. g3 Nf8 11. Nc3 Ne6 12. Kg2 O-O 13. Be3 c6 14. h4 Nd7 $2 15. Ng5 Bxg5 16. hxg5 g6 17. f4 Re8 18. Qe2 (18. f5 $1 Nxg5 (18... gxf5 19. Qxf5 Ndf8 20. Rh6 {with a winning attack.}) 19. Raf1 Nf8 20. Qc1 $18) 18... Ndf8 19. Qf3 a5 20. Rh6 b5 21. Nd1 (21. Rah1 b4 22. Nd1 bxa3 23. bxa3 c5 24. Nf2 Nxd4 25. Bxd4 cxd4 26. Ng4 {with a winning attack.}) 21... b4 22. Nf2 bxa3 23. bxa3 Qb6 24. Rah1 (24. f5 $1 Nxd4 25. Qf4 c5 26. Bxd4 cxd4 27. Rf1 Qc7 28. Ng4 {with a winning attack.}) 24... Qb2 25. f5 $4 (25. g4 c5 26. f5 cxd4 (26... Nxd4 27. Qh3) 27. fxe6 fxe6 28. Bc1 Qc2 29. Qf4 d3 30. R6h3) 25... Nxd4 26. Bxd4 Qxd4 27. Ng4 Qd2+ 28. Qf2 (28. Kh3 Qxg5) 28... Qxf2+ 29. Kxf2 gxf5 30. Nf6+ Kg7 31. Nh5+ Kg8 32. Nf6+ Kg7 33. Nxe8+ Rxe8 34. Rxc6 Ne6 35. Rd1 (35. Ra6 Rb8 36. Rxa5 Rb2+ 37. Ke3 Rb3+ 38. Kd2 Rxg3 {with a complicated ending.}) 35... d4 36. Ra6 Rb8 37. Rxa5 Rb2+ 38. Kf1 Rb3 39. Kf2 Rb2+ 40. Kf1 Rb3 41. Kf2 1/2-1/2 [Event "Chennai Chess Olympiad | Open"] [Site "chess.com"] [Date "2022.08.07"] [Round "9.2"] [White "Aronian, Levon"] [Black "Theodorou, Nikolas"] [Result "0-1"] [ECO "E73"] [WhiteElo "2775"] [BlackElo "2575"] [Annotator "Saravanan,V"] [PlyCount "66"] [EventDate "2022.??.??"] [WhiteTeam "United States"] [BlackTeam "Greece"] [WhiteTeamCountry "USA"] [BlackTeamCountry "GRE"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. h3 c6 9. Nf3 Nh5 10. g3 f5 11. exf5 gxf5 12. c5 f4 13. gxf4 Nxf4 14. Rg1 Nxc5 15. b4 Ncd3+ 16. Bxd3 Nxd3+ 17. Qxd3 Rxf3 18. dxc6 bxc6 19. O-O-O d5 20. Rxg7+ Kxg7 21. Rg1+ Kh8 22. Bd4 $5 exd4 23. Qxf3 Qd6 24. Rg5 $2 (24. Ne2 Bd7 25. Qf7 Qh6+ 26. Kd1 {with a complicated position.}) 24... h6 $2 (24... Bd7 25. Ne2 (25. Qf7 Qf8 $1 26. Qxd7 Qf4+) 25... Rf8 {with a winning position for Black.}) 25. Rg3 Ba6 26. Qf7 $2 (26. Ne2 Bxe2 27. Qxe2 {with an equal but complicated position.} ) 26... Qf8 27. Qc7 Qf6 28. Nd1 Be2 29. f4 Re8 30. Qd7 Rf8 31. Rg1 d3 32. Qxa7 Bxd1 33. Kxd1 Qb2 {0-} 0-1 [Event "WCO"] [Site "Chennai, India"] [Date "2022.08.07"] [Round "9.1"] [White "Praggnanandhaa R."] [Black "Durarbayli Vasif"] [Result "1-0"] [ECO "E15"] [WhiteElo "2648"] [BlackElo "2638"] [Annotator "Kuljasevic, Davorin"] [PlyCount "131"] [EventDate "2022.??.??"] {The fate of the India 2-Azerbaijan match was decided in arguably the most dramatic game of the tournament. It was a rollercoaster of missed opportunities, beautiful chess, and emotions. It is everything a chess spectator can hope for.} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 {Durarbayli decided to defend with the Queen's Indian Defense, a solid and flexible choice for this important match.} 4. g3 Ba6 {This is considered to be the main line of the 4. g3 variation. White has many ways to protect the c-pawn, and Pragg goes for the classical one.} 5. b3 (5. Qc2 {is another popular option. White is ready to sacrifice a pawn for a lead in development after} Bb7 6. Bg2 c5 7. d5 $5 exd5 8. cxd5 Nxd5 9. O-O {etc.}) 5... Bb4+ 6. Bd2 Bxd2+ {A sideline.} (6... Be7 {is much more common. Black tries to prove that the white dark-squared bishop is placed awkwardly on d2.}) 7. Qxd2 c6 {Black wants to attack the c4-pawn with ...d7-d5, but first, he wants to ensure that he can meet cxd5 with ... cxd5.} ({In the case of the immediate} 7... d5 {White could force a slightly favorable pawn structure with} 8. cxd5 exd5) 8. Bg2 {Praggnanandhaa continues in the classical spirit.} ({He had a more aggressive approach at his disposal: } 8. Nc3 d5 9. e4 $1 Nxe4 10. Nxe4 dxe4 11. Ng5 {White will regain the pawn eventually, although he needs to know what to do after} c5 $5 12. Bg2 Nc6 13. dxc5 Qxd2+ 14. Kxd2 f5 {It is possible that the young Indian was not fully prepared to play this position, so he chose a less risky option. I would assume that his opponent was.}) 8... d5 9. O-O ({With the pawn on c6, Black can always meet} 9. cxd5 {with the symmetrical} cxd5) 9... Nbd7 10. Rc1 ({ The 13th world champion once chose a different plan} 10. Qb2 O-O 11. Nbd2 { although he did not succeed in creating problems for his opponent.} c5 { 1/2-1/2 (17) Kasparov,G (2640)-Huebner,R (2620) Bugojno 1982}) 10... O-O 11. a4 $1 {A principled pawn advance. The bishop can become vulnerable on a6 if the a-file opens up. Importantly, Black cannot respond in kind with ...a7-a5.} Bb7 12. Nc3 {A slightly confusing choice.} (12. a5 {seems virtually automatic, and if} c5 {then} 13. Ne5 {gives White a slight positional pressure. White can later opt for a5-a6 or axb6 depending on the circumstances.}) 12... Rb8 { This is as equally inaccurate as White's previous move. It seems like the players did not appreciate the importance of the a5-push.} (12... a5 {is more to the point. Perhaps Durarbayli disliked} 13. cxd5 cxd5 {when the white knight gets a nice outpost on} ({However, he would get a very reasonable Carlsbad-like position after} 13... exd5 {and, for example,} 14. Ne1 Re8 15. Nc2 h5 $1 16. Rab1 h4 {with Alpha-Zero-like counterplay.}) 14. Nb5) 13. Ne1 { I suppose that both players had given up on trying to make a5 ...a5 work. Pragg's move makes sense as it opens the diagonal for the Catalan bishop.} (13. a5 {is objectively stronger.}) 13... c5 {The Azerbaijani grandmaster wants to take advantage of white knight moving away from the center, so he strikes at the d4-pawn.} 14. cxd5 cxd4 15. Qxd4 Nc5 {Black activates the knight with a nice little intermezzo.} 16. Rab1 exd5 {The isolated queen's pawn middlegames are very common on the highest level. The side playing against it has good chances in the endgame. On the other hand, Black's task is to utilize the outposts around the pawn such as e4 to create dynamic counterplay in the middlegame. This following stage of the game is quite interesting from that point of view.} 17. Nf3 {The knight returns closer to the d4-square in order to block the isolani. It is well-known that the queen is not a good blocker.} Ne6 18. Qd1 Ne4 (18... d4 {would be too optimistic. After} 19. Nb5 Bxf3 20. Bxf3 {the white pieces look much more active than the opponent's.}) 19. Nb5 { Pragg decides to ignore the e4-knight and establishes an outpost on d4 instead. } ({Alternatively,} 19. Nd4 Qf6 20. Nxe4 {would probably not yield much to White after} dxe4 21. Nc6 Bxc6 22. Rxc6 Rbd8) 19... Qf6 20. Rc2 a5 $1 {A useful positional move, fixing white queenside pawns and securing c5 and b4 outposts for black pieces.} 21. e3 Rbc8 22. Rbc1 N6c5 {An interesting choice.} ({I would have played} 22... Rc5 {without giving it a second thought since c5 looks like such a natural outpost for the rook with Rfc8 and Ba6 coming next. However, Durarbayli had different ideas.}) 23. Nfd4 g6 24. Qf3 {A correct decision $1 White would like to exchange the queens since most endgames are slightly in his favor.} Qe7 {Naturally, Black does not oblige. He will look for his chances in the middlegame.} 25. Bf1 Ng5 26. Qd1 Qf6 27. Qg4 Nge4 28. Qf4 $1 {This move gives Karpov vibes. White doesn't mind compromising his pawn structure to reach the endgame.} Qe7 ({Black wouldn't be doing too badly after } 28... Qxf4 29. gxf4 Na6 {but this was probably too passive for Durarbayli's liking.}) 29. h4 $1 {A nice move. The g6-pawn provides a hook for the advance of the h-pawn. Overall, it feels like White has been improving his position over the last few moves, whereas Black hasn't. While the position remains complex, White can claim a slight edge thanks to a broader array of good options.} Ba6 30. h5 Bxb5 {Durarbayli's decision to swap his \"bad\" bishop seems sensible. On the flip side, his isolated pawn will become weaker now.} 31. axb5 {This is a thematic recapture with the idea to secure the c6-outpost for the knight.} ({There is nothing wrong with} 31. Bxb5 {, either. White keeps a stable advantage.}) 31... Rce8 32. Rd1 Qd7 33. Bg2 $6 {A somewhat abstract move. However, both players were down to their final five minutes before reaching the time control after move 40. This explains mutual inaccuracies and mistakes in the next stage of the game.} (33. Nc6 {is the most straightforward continuation. White could combine the initiative on both sides of the board, for example} Re6 34. h6 $1 Kh8 35. b4 $1 axb4 36. Nxb4 { and Black would be in serious trouble.}) 33... f5 $1 {Durarbayli takes advantage of Pragg's hesitation to launch his counterplay.} 34. Qf3 ({The alternative is} 34. Qh6 {but Black would get a decent version of the endgame after} Qg7 35. Qxg7+ Kxg7 {thanks to his activity and a vulnerable b3-pawn.}) 34... g5 35. Rb2 $6 {Praggnanandhaa completely loses the thread of the game in the time pressure. This is a wrong way to prepare the b4-break.} ({Once again, } 35. Nc6 {is the right way to do it. The position would remain dynamically balanced after} Kh8 36. b4 axb4 37. Nxb4 Qxb5 38. Nxd5) 35... Kh8 36. b4 $2 { Continuing with the wrong plan. This move could have been refuted.} axb4 $6 ({ Black could have obtained a nearly winning position by force with tempo-play:} 36... Na4 37. Rb3 Nac3 38. Rd3 axb4 39. Rxb4 f4 $1 {The key breakthrough.} 40. exf4 gxf4 41. gxf4 Ng5 $1 42. Qg3 Re1+ 43. Kh2 Nce4 {with a decisive attack. However, to find this variation, a player must possess a powerful attacking intuition and be in top form. It is virtually impossible to calculate all the details with only a few minutes on the clock.}) 37. Rxb4 Nc3 38. Rd2 N3e4 39. Rd1 Nc3 {It is natural to repeat the position to get closer to the time control.} 40. Rd2 N5e4 $2 {The notorious 40th move $1 Durarbayli does not want to repeat the position again with 40...N3e4 to avoid the three-fold repetition. However, this way, his knights get tangled up.} ({Instead,} 40... Ra8 {is strong, taking control of the a-file and keeping N3e4 as an option for later. Black would be clearly better.}) 41. Rc2 Ra8 42. Rb3 Ra1+ 43. Bf1 {Black's problem is that his knight is rather loose on c3, so he needs to spend two tempi retreating it to its natural square, c5. Meanwhile, White will be in time to consolidate.} Na4 44. Rd3 Re1 $2 {It is difficult to explain this move. } ({Durarbayli could have simply played} 44... Nac5 {and preserve his control over the crucial open file.}) 45. Ra3 $1 Nac5 46. Rca2 {Now it's White who takes control over the a-file and the initiative. Probably realizing the extent of his mistake on move 44, the Azerbaijani grandmaster decides to go all-in with} f4 $5 47. exf4 g4 {The best practical chance. White's queen is pushed back, and the g4-pawn can potentially play a role in the kingside attack.} (47... Qh3 {would not work due to} 48. Qg2 Qxg2+ 49. Kxg2 {White would have a winning endgame thanks to his rooks on the a-file.}) 48. Qh1 $1 { This is an awkward square for the queen, but strangely enough, it is more active here than on g2 as it can also join the game via h4 or h5 (after h5-h6). } Ne6 {The tension in the match is rising, and it doesn't help that the position is getting more complicated while the time is slipping away with each move. Right around this point, the players entered the second time trouble. Durarbayli made this move with less than four minutes on the clock, while Praggnanandhaa responded with less than three minutes. However, his reply} 49. Ra8 $2 {is quite impractical. It is a well-established guideline that when converting an advantage, it is better to avoid misbalancing the game as this favors the defender. However, Pragg does just that, and, as a result, we get a complete mess on the board.} ({Instead,} 49. Nxe6 Qxe6 50. Qh4 {(or 50.h6 $5) is much simpler. Black has no threats; with Ra8 coming next, White should win quite comfortably.}) 49... Nxd4 50. Rxf8+ Kg7 51. Rfa8 {A crazy position. Who is better $2 Which king is more vulnerable $2 Will White be able to coordinate his rooks or Black his knights $2 Will the white queen ever see the light of the day again $2 I am sure both players were stressed trying to figure all this out.} Nf3+ $2 {This natural check is supposed to be losing.} ({A prophylactic move} 51... Kh6 $1 {would apparently solve Black's problems. If White goes after the king with} 52. R2a7 (52. Kg2 $1 {in turn, is the best, according to the engine, with an approximate balance. Go figure $1}) 52... Qe6 53. Rh8 {then Black could execute a mating attack with} Rxf1+ $1 {and this is why Black should not have given a check on f3. Now everything unfolds by force: } 54. Kxf1 Nd2+ 55. Kg1 Qe1+ 56. Kg2 Qe4+ 57. Kh2 N2f3+ 58. Kg2 Nh4+ 59. Kh2 Ndf3+ {Black takes the queen first and checkmates later.}) 52. Kg2 Kh6 53. Rc2 $2 {Pragg wanted to continue the attack with Rc6+, but this idea is not the best.} (53. R2a7 $1 {is the right attacking continuation, cutting the king off the seventh rank.} Qe6 ({If} 53... Qf5 {then} 54. Rb8 $1 Nf6 55. Rxb6 {leads to a winning position.}) 54. Rh8 Nf6 {and now, the spectacular} 55. Bd3 $3 { seals the deal as} Rxh1 {is checkmate after} 56. Rhxh7+ Nxh7 57. Rxh7#) 53... Qe7 54. Rc6+ Nf6 {Black is holding on, but not only that. He clears the e-file for his queen, so White has to watch for 55...Qe4. With only three seconds remaining on the clock, the Indian star makes a shocking move} 55. Ra3 $2 { This looks like an outright blunder. I doubt he missed that his rook is hanging on a3 and prefer to believe that he left it en prise to lure the black queen away from e4.} ({However, he could have parried Black's threat with} 55. Rg8 $1 {taking away the g7-square from the king and threatening to capture the g4-pawn. After the best reply} Re6 $1 {this would still be anyone's game or, in the computer language, 0.00.}) 55... Qxa3 (55... Qe4 {does not work due to} 56. Rxf6+ Kg7 57. Rxb6 $1 {and the black king proves to be more exposed after} Nd2+ 58. Kh2 Nxf1+ 59. Qxf1 Rxf1 60. Ra7+ {A fascinating variation $1}) 56. Rxf6+ Kg7 57. Rxb6 h6 $1 {Durarbayli ensures that his opponent cannot activate his queen with 58.h6+ and Qh5 next. Even though he is down two pawns, his position is winning because all white pieces other than the rook are completely tied down. How in the world did White win this $2 Let's see.} 58. Rg6+ Kh7 $2 {This is a wrong square for the king because of the Bf1-d3 idea in some lines. With mere seconds on the clock, it is difficult to figure out such tactical details.} ({The right move is} 58... Kf7 {and Black would be winning a piece after} 59. Rxg4 Nd2 60. Kh3 Qc5 $1) 59. Rxg4 d4 $2 {Azerbaijan's third board probably realized too late that 59...Nd2 doesn't work, and he played this active move to prepare ...Qa3-a8 in some lines. However, it turns out to be a losing one.} (59... Nd2 {meets a refutation} 60. Bd3+ $1 Qxd3 61. Qxe1 Qf3+ 62. Kg1 Qxg4 63. Qxd2 {Nevertheless, Black could keep a delicate balance with 59... Qc3 or any other \"pass-move.\" Easy for an engine but extremely difficult for a human under all sorts of pressure.}) 60. Rg6 $1 {Pragg's calculation is razor-sharp. He realized he could obstruct the long diagonal by bringing the rook to c6 while also preparing to activate the queen via h3.} ({ In the event of} 60. Kh3 Qa8 $1 {would be totally unclear.}) 60... Qe7 { With his seconds ticking, Durarbayli decides to recycle the Qe4 threat. However, this move meets an elegant refutation.} (60... Qa8 {wouldn't work either because of} 61. Rc6 $1) ({but things would still not be that clear if he had played} 60... Nd2 {threatening both 61...Qf3+ and 61...Qa8. The following moves have study-like quality, and we can only marvel at the beauty of this variation.} 61. Kh3 $1 Ne4 62. Qg2 Qc5 63. Rg4 $1 {For the record, White is supposed to be winning.}) 61. Bd3 $1 {The killer move, preparing a discovered check on e6. Only now did the Azeri realize that it is all over.} Qa3 {White has many ways to win now. The Indian star choses the most ''praggmatic'' one :)} (61... Rxh1 {runs into} 62. Re6+) (61... Kh8 {avoids material losses, but White can simply release his queen with} 62. Qh3 {and} Rg1+ 63. Kxf3 {is curtains.}) 62. Re6+ Qxd3 63. Rxe1 Nxe1+ 64. Qxe1 Qxb5 65. Qe4+ Kg8 66. Qg6+ {Black loses all his pawns, so he resigns. A heartbreaking loss for Durarbayli, but he deserves praise for a valiant fight just as much as Praggnanandhaa, who got from a hopeless position to a winning one in just three moves. This game is a testament to the adage that we should never give up.} 1-0 [Event "Chennai Chess Olympiad | Open"] [Site "chess.com"] [Date "2022.08.07"] [Round "9.4"] [White "Abasov, Nijat"] [Black "Sadhwani, Raunak"] [Result "1-0"] [ECO "C67"] [WhiteElo "2633"] [BlackElo "2611"] [Annotator "Saravanan,V"] [PlyCount "105"] [EventDate "2022.??.??"] [WhiteTeam "Azerbaijan"] [BlackTeam "India"] [WhiteTeamCountry "AZE"] [BlackTeamCountry "IND"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. Nc3 Bf6 10. Re1 Re8 11. Nd5 Rxe1 12. Qxe1 b6 13. Nxf6+ Qxf6 14. d3 Bb7 15. Qe3 c5 16. Qf4 Qxf4 17. Bxf4 Nf5 18. a4 Nd4 19. c3 Ne6 20. Bd6 a5 21. Be2 f6 22. f4 g6 23. g4 Rc8 24. f5 gxf5 25. gxf5 Ng7 26. Rf1 Bd5 27. c4 Bc6 28. Bd1 Kf7 29. Bg3 d5 30. cxd5 Bxd5 31. Rf4 Re8 32. Kf2 Re5 33. Rh4 Rxf5+ 34. Ke1 Rg5 35. Rxh7 Kg6 36. Rh8 Nf5 37. Bf2 Nd4 $2 (37... Rg2 38. h4 Rh2 $11) 38. h4 Rf5 39. Bxd4 cxd4 40. Rb8 $16 Re5+ 41. Kd2 Rf5 42. Rd8 Bf7 43. Rxd4 b5 44. Ke3 Rf1 45. Bf3 b4 46. Rg4+ Kh6 47. Rf4 Kg7 48. Rf5 Rb1 49. Rxa5 $18 Rxb2 50. Rb5 (50. Ra7 $1 Kg8 51. Ra6 Kg7 52. Rb6 b3 53. a5 Ra2 54. a6 b2 55. Bb7 $18) 50... b3 51. Rb7 Kf8 52. Bd1 Ra2 $4 (52... Rb1 53. Kd2 Ra1 54. h5 Ra2+ 55. Kc3 Ra1 56. Bxb3 Bxb3 57. Rxb3 Rxa4 $11) 53. Rxf7+ 1-0 [Event "Chennai Chess Olympiad | Open"] [Site "chess.com"] [Date "2022.08.07"] [Round "9.2"] [White "Mamedov, Rauf"] [Black "Nihal Sarin"] [Result "1/2-1/2"] [ECO "C07"] [WhiteElo "2656"] [BlackElo "2651"] [Annotator "Saravanan,V"] [PlyCount "66"] [EventDate "2022.??.??"] [WhiteTeam "Azerbaijan"] [BlackTeam "India"] [WhiteTeamCountry "AZE"] [BlackTeamCountry "IND"] 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Bd6 9. Qe2 e5 10. c4 d4 11. f4 Nf6 12. h3 Qe7 13. O-O exf4 14. b4 O-O 15. c5 Be5 16. Nc4 g5 17. Bb2 Rad8 18. Rad1 Bc8 19. Qf2 Nd7 20. Bxd4 Bxd4 21. Qxd4 f6 22. Qd6 Qxd6 23. Nxd6 Ne5 24. Be2 Be6 25. a4 Rd7 26. b5 $5 Rb8 27. Rb1 Kf8 28. b6 $2 (28. Rfd1 Ke7 29. Kf2 $16) 28... axb6 29. Rxb6 Ra8 (29... Rxb6 $4 30. cxb6 Rxd6 31. b7 Nd7 32. a5 $18) 30. Ba6 (30. a5 $1 Rxa5 31. Rb8+ Kg7 32. Re8 $44) 30... Rc7 31. Ra1 $2 (31. Rfb1 Ke7 $15) 31... Nd7 $6 (31... Rca7 32. Bb7 Rxa4 33. Rxa4 Rxa4 34. Bxc6 Ra1+ 35. Kf2 (35. Kh2 $2 g4) 35... Ra2+ 36. Ke1 ( 36. Kf1 f3) 36... Rxg2 $17) 32. Rb7 (32. Bb7 Ra5 $11) 32... Rxb7 (32... Ra7 $1 33. Rxc7 Rxc7 $17) 33. Bxb7 Ra7 $11 1/2-1/2
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