[Event "44th Chess Olympiad Open 2022"] [White "Praggnanandhaa R"] [Black "Durarbayli,Vasif"] [Site "Chennai"] [Round "9.1"] [Annotator "TA"] [Result "1-0"] [Date "2022.08.07"] [WhiteElo "2648"] [BlackElo "2638"] [PlyCount "131"] [TimeControl "60"] {[%evp 15,131,22,34,31,33,33,28,24,43,23,52,8,25,30,38,34,35,19,28,25,30,35,26,8,2,0,0,6,8,6,7,8,14,0,0,0,14,21,20,6,29,9,31,31,37,22,36,23,54,60,52,17,55,0,0,-40,-26,-148,-137,-124,-142,-135,0,-87,0,-122,0,0,0,0,0,0,0,0,119,118,122,121,123,119,278,272,294,0,0,0,0,0,527,485,647,0,0,0,0,-558,-558,-537,-536,-517,-468,-456,0,0,322,341,1793,1647,12837,12838,12838,12837,12839,12839,12840,12840,12840,12840]} 1. d4 {[%emt 0:0:38]} Nf6 {[%emt 0:0:45]} 2. c4 {[%emt 0:0:0]} e6 {[%emt 0:0:38]} 3. Nf3 {[%emt 0:0:6]} b6 {[%emt 0:0:3]} 4. g3 {[%emt 0:0:12] } Ba6 {[%emt 0:0:3]} 5. b3 {[%emt 0:0:24]} Bb4+ {[%emt 0:0:0]} 6. Bd2 {[%emt 0:0:5]} Bxd2+ {[%emt 0:0:4]} 7. Qxd2 {[%emt 0:0:35]} c6 {[%emt 0:0:5]} 8. Bg2 {[%emt 0:2:53]} d5 {[%emt 0:2:40]} 9. O-O {[%emt 0:0:0] E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations.} Nbd7 {[%emt 0:0:43]} 10. Rc1 {[%emt 0:6:2]} O-O {[%emt 0:0:16] } 11. a4 {[%emt 0:7:13] White has an edge.} Bb7 {[%emt 0:0:43] [#]} 12. Nc3 $146 {[%emt 0:18:12][%cal Ya4a5]} ({Predecessor:} 12. a5 c5 13. a6 Bc6 14. cxd5 Bxd5 15. Nc3 Ne4 16. Nxe4 Bxe4 17. Qf4 Bd5 18. e4 Bxb3 {1-0 (37) Gunina,V (2510)-Bodnaruk,A (2428) St Petersburg 2017} )Rb8 {[%emt 0:11:50]} 13. Ne1 {[%emt 0:7:31]} c5 {[%emt 0:19:13]} 14. cxd5 {[%emt 0:0:47]} cxd4 {[%emt 0:0:16] } 15. Qxd4 {[%emt 0:0:58]} Nc5 {[%emt 0:0:10]} 16. Rab1 {[%emt 0:4:5] } exd5 {[%emt 0:3:27]} 17. Nf3 {[%emt 0:2:13]} Ne6 {[%emt 0:0:0]} 18. Qd1 {[%emt 0:1:46]} Ne4 {[%emt 0:4:5]} 19. Nb5 {[%emt 0:4:56]} Qf6 {[%emt 0:4:0]} 20. Rc2 {[%emt 0:2:48]} a5 {[%emt 0:11:19]} 21. e3 {[%emt 0:0:0]} Rbc8 {[%emt 0:0:42]} 22. Rbc1 {[%emt 0:0:23]} N6c5 {[%emt 0:2:3]} 23. Nfd4 {[%emt 0:2:33]} g6 {[%emt 0:5:26]} 24. Qf3 {[%emt 0:8:32]} Qe7 {[%emt 0:0:44] } 25. Bf1 {[%emt 0:0:14]} Ng5 {[%emt 0:5:57]} 26. Qd1 {[%emt 0:0:0]} Qf6 {[%emt 0:1:5]} 27. Qg4 {[%emt 0:5:11]} Nge4 {[%emt 0:1:21]} 28. Qf4 {[%emt 0:0:0]} Qe7 {[%emt 0:0:41]} 29. h4 {[%emt 0:8:58][%cal Yh2h4,Yh4h5]} Ba6 {[%emt 0:2:52]} 30. h5 {[%emt 0:0:0]} Bxb5 {[%emt 0:0:0]} 31. axb5 {[%emt 0:0:0]} Rce8 {[%emt 0:1:2]} 32. Rd1 {[%emt 0:0:0]} Qd7 {[%emt 0:2:39]} 33. Bg2 {[%emt 0:0:0]} f5 {[%emt 0:0:55]} 34. Qf3 {[%emt 0:0:0] } (34. hxg6 $14 hxg6 35. Qh6 )g5 $11 {[%emt 0:0:53]} 35. Rb2 {[%emt 0:2:26]} Kh8 {[%emt 0:0:54]} 36. b4 {[%emt 0:0:41]} (36. Rc2 $11 {keeps the balance.} )axb4 {[%emt 0:1:1]} 37. Rxb4 {[%emt 0:0:2]} Nc3 {[%emt 0:0:27]} 38. Rd2 {[%emt 0:0:28]} N3e4 {[%emt 0:0:26]} (38... Ra8 $142 39. Rbb2 Ra1+ 40. Bf1 N5e4 )39. Rd1 $1 $17 {[%emt 0:0:28]} Nc3 {[%emt 0:0:54] } 40. Rd2 {[%emt 0:0:20]} N5e4 {[%emt 0:1:50]} (40... Ra8 $17 {Threatens to win with ...Ra1+.} 41. Rbb2 Ra1+ 42. Bf1 N5e4 )41. Rc2 $11 {[%emt 0:8:16]} Ra8 {[%emt 0:5:50]} 42. Rb3 $1 {[%emt 0:7:27]} Ra1+ {[%emt 0:2:52]} 43. Bf1 $1 {[%emt 0:2:28] } Na4 {[%emt 0:2:4] Hoping for ...Nac5.} 44. Rd3 $1 {[%emt 0:0:0]} Re1 {[%emt 0:5:54]} (44... Qf7 $11 )45. Ra3 $1 $16 {[%emt 0:3:23]} Nac5 {[%emt 0:1:3][%cal Yf5f4]} 46. Rca2 $1 {[%emt 0:2:9]} f4 {[%emt 0:0:0]} 47. exf4 {[%emt 0:4:39]} g4 $2 {[%emt 0:0:11]} (47... Qh3 $16 {was worth a try.} 48. Qg2 Qxg2+ 49. Kxg2 gxf4 )48. Qh1 $1 $18 {[%emt 0:1:7] And now Ra8 would win.} Ne6 {[%emt 0:3:30]} 49. Ra8 $2 {[%emt 0:2:33]} ({White has to play} 49. Nxe6 $1 $18 Qxe6 50. h6 )Nxd4 $11 {[%emt 0:1:7]} 50. Rxf8+ {[%emt 0:0:7]} Kg7 {[%emt 0:0:2]} 51. Rfa8 {[%emt 0:1:23]} Nf3+ $2 {[%emt 0:1:51] Pair of Knights!} (51... Qxb5 $2 52. Kg2 Rxf1 53. Qxf1 $18 )(51... Kh6 $1 $11 )52. Kg2 $18 {[%emt 0:0:17]} Kh6 {[%emt 0:0:28]} 53. Rc2 $2 {[%emt 0:0:47]} (53. R2a7 $1 $18 {[%cal Ra7d7]} Qf5 54. Rb8 )Qe7 $11 {[%emt 0:1:55]} 54. Rc6+ {[%emt 0:0:37]} Nf6 $1 {[%emt 0:0:1][%cal Ye7e4]} 55. Ra3 $2 {[%emt 0:1:49]} Qxa3 $19 {[%emt 0:1:15]} 56. Rxf6+ {[%emt 0:0:1]} Kg7 {[%emt 0:0:3]} 57. Rxb6 {[%emt 0:0:20] [#] Strongly threatening h6+.} h6 $1 {[%emt 0:0:57]} 58. Rg6+ {[%emt 0:0:43]} Kh7 $2 {[%emt 0:0:36]} ({Better is} 58... Kf7 $19 {( -> ...Nd2)} 59. Rxg4 Nd2 )59. Rxg4 $11 {[%emt 0:0:40]} d4 $2 {[%emt 0:0:30] [#]} (59... Qb3 $11 {and Black has nothing to worry.} )60. Rg6 $1 $18 {[%emt 0:0:42] Black must now prevent Qh3.} ({Weaker is} 60. Kh3 Qa8 $11 )Qe7 $2 {[%emt 0:0:31] [#]} (60... Nd2 61. Kh3 Ne4 )61. Bd3 $1 {[%emt 0:0:31] Intending Qh3 and mate. White is clearly winning.} Qa3 {[%emt 0:0:23]} (61... Rxh1 62. Re6+ )62. Re6+ {[%emt 0:0:26]} Qxd3 {[%emt 0:0:5]} 63. Rxe1 {[%emt 0:0:2] Re7+ would kill now.} Nxe1+ {[%emt 0:0:55]} 64. Qxe1 {[%emt 0:0:2] White wants to mate with b6.} Qxb5 {[%emt 0:0:5]} 65. Qe4+ {[%emt 0:0:17]} Kg8 {[%emt 0:0:1]} 66. Qg6+ {[%emt 0:0:12] Weighted Error Value: White=0.31/Black=0.52} 1-0