[Event "FIDE World Championship 2023"] [White "Ding,Liren"] [Black "Nepomniachtchi,Ian"] [Site "Astana"] [Round "12.1"] [Annotator "TA"] [Result "1-0"] [Date "2023.04.26"] [WhiteElo "2788"] [BlackElo "2795"] [PlyCount "75"] [TimeControl "60"] {[%evp 9,75,-6,0,0,66,18,39,20,22,15,7,9,13,11,10,0,0,-8,0,0,0,0,23,16,18,0,0,0,8,-41,-40,-62,-51,-62,-59,-61,-57,-64,-66,-164,-172,-168,-108,-188,-85,-71,-76,-137,207,-64,0,0,39,42,33,41,75,43,36,41,1362,1356,6241,5435,29986,29987,29987,29988]} 1. d4 {[%emt 0:0:18]} Nf6 {[%emt 0:0:6]} 2. Nf3 {[%emt 0:0:3]} d5 {[%emt 0:0:9]} 3. e3 {[%emt 0:0:17]} c5 {[%emt 0:0:58]} 4. Nbd2 {[%emt 0:0:9]} cxd4 {[%emt 0:1:13]} 5. exd4 {[%emt 0:0:7]} Qc7 {[%emt 0:0:21]} 6. c3 {[%emt 0:1:7] [#] D04: Colle System.} Bd7 $146 {[%emt 0:9:42]} (6... Nc6 $11 )({Predecessor:} 6... Nc6 7. Qc2 a6 8. Bd3 Bg4 9. h3 Bh5 10. Nh4 O-O-O 11. Nb3 e6 12. Be3 Bd6 13. g4 {½-½ Roesch M,H (2460)-Shpakovsky,A (2544) W-ch40 q01 email 2020} )7. Bd3 {[%emt 0:1:43]} (7. Ne5 $14 )Nc6 $11 {[%emt 0:0:43]} 8. O-O {[%emt 0:1:15] White is slightly better.} Bg4 {[%emt 0:1:57]} 9. Re1 {[%emt 0:6:32]} e6 {[%emt 0:1:54]} 10. Nf1 {[%emt 0:0:26][%cal Yd2f1,Yf1g3,Yg3h5][%mdl 32]} Bd6 {[%emt 0:0:18]} 11. Bg5 {[%emt 0:1:8]} O-O {[%emt 0:4:7]} 12. Bxf6 {[%emt 0:28:14]} gxf6 {[%emt 0:0:34]} 13. Ng3 {[%emt 0:0:5]} f5 {[%emt 0:21:53]} (13... Kh8 {seems wilder.} 14. Kh1 Rg8 15. h3 Bxh3 16. gxh3 Bxg3 17. fxg3 Qxg3 18. Qe2 Qxh3+ 19. Nh2 Rg3 )14. h3 {[%emt 0:0:32]} Bxf3 {[%emt 0:1:57]} 15. Qxf3 {[%emt 0:1:51]} Ne7 {[%emt 0:0:12][%cal Yc6e7,Ye7g6,Yg6h4][%mdl 32]} 16. Nh5 {[%emt 0:0:39]} Kh8 {[%emt 0:0:31]} 17. g4 {[%emt 0:1:34][%cal Rg4f5]} Rg8 {[%emt 0:0:56]} 18. Kh1 {[%emt 0:2:53][%cal Rg4f5]} Ng6 $1 {[%emt 0:4:46]} 19. Bc2 {[%emt 0:13:16]} (19. gxf5 Nh4 20. Qe3 exf5 $15 )(19. Rg1 $11 )Nh4 $15 {[%emt 0:4:29]} 20. Qe3 {[%emt 0:4:24]} Rg6 {[%emt 0:5:54]} 21. Rg1 {[%emt 0:4:41]} f4 $1 {[%emt 0:4:29]} 22. Qd3 {[%emt 0:2:2]} Qe7 {[%emt 0:0:34]} 23. Rae1 {[%emt 0:4:3]} Qg5 {[%emt 0:2:59]} 24. c4 {[%emt 0:2:52]} (24. Qb5 $2 Nf3 25. Bxg6 (25. Qxb7 $2 Rb8 $19 {[%mdl 64] Skewer} )Qh4 $19 )({Better is} 24. a4 $15 )dxc4 $19 {[%emt 0:4:6]} 25. Qc3 {[%emt 0:1:30]} b5 $1 {[%emt 0:2:40][%cal Ya8g8]} (25... Qd5+ 26. Be4 Qg5 27. Bxg6 (27. Bxb7 Rb8 $11 )(27. Qxc4 Rag8 $11 )hxg6 28. d5+ e5 29. Ng3 $14 )26. a4 {[%emt 0:7:53] [#]} (26. a3 $17 )b4 {[%emt 0:4:0]} (26... Qd5+ $2 27. Be4 b4 28. Qc2 Qxd4 29. Bxa8 $18 )(26... a6 $1 $19 {[%cal Ya8c8] has better winning chances. Threatens to win with ...Rc8!} 27. Be4 Rag8 )27. Qxc4 $17 {[%emt 0:0:7]} Rag8 {[%emt 0:0:27][%cal Yh4f3] White must now prevent ...Nf3!} 28. Qc6 {[%emt 0:1:54] [#] Against Nf3} ({White should play} 28. Bxg6 hxg6 29. d5 (29. Qc6 gxh5 30. Qxd6 Nf3 $15 ))Bb8 $2 {[%emt 0:1:23][%mdl 8192] Black is weak on the light squares} (28... Nf5 $1 $17 {[%cal Yg5h4] stays on course. Strongly threatening ...Qh4!} 29. Bd1 (29. gxf5 Qxh5 30. Rxg6 Qxh3+ 31. Kg1 hxg6 32. Qg2 gxf5 )(29. Bxf5 Qh4 $17 )Qh4 )29. Qb7 $2 {[%emt 0:5:1]} (29. Bxg6 $18 hxg6 30. d5 {[%mdl 64] Deflection} Qxd5+ 31. Qxd5 exd5 32. Nf6 )Rh6 {[%emt 0:1:10]} (29... f5 $15 )30. Be4 $11 {[%emt 0:0:21]} (30. Qxf7 $2 {loses.} Nf3 31. Bxh7 (31. Rxe6 $2 {is the wrong capture.} Qh4 $19 )Rxh7 32. Qf6+ Qxf6 33. Nxf6 Rxh3+ 34. Kg2 Nxg1 35. Nxg8 Kxg8 $19 )Rf8 {[%emt 0:10:27][%cal Yf4f3]} 31. Qxb4 {[%emt 0:0:51]} Qd8 {[%emt 0:0:42]} 32. Qc3 $36 {[%emt 0:3:2][%mdl 2048] Hoping for d5+. Black is under pressure.} (32. f3 {is interesting.} f5 33. Qb7 Qc7 34. Rc1 )Ng6 {[%emt 0:0:24]} 33. Bg2 {[%emt 0:5:48] White is much more active. The black rooks are badly placed.} Qh4 {[%emt 0:1:52]} 34. Re2 {[%emt 0:0:18]} f5 $2 {[%emt 0:2:56][%mdl 8192]} (34... Rg8 $14 )35. Rxe6 $18 {[%emt 0:1:14] d5+ would be deadly.} Rxh5 {[%emt 0:16:35]} 36. gxh5 {[%emt 0:0:12]} Qxh5 {[%emt 0:0:25]} 37. d5+ {[%emt 0:0:4][%cal Yd4d5,Yd5d6][%mdl 32]} Kg8 {[%emt 0:0:3]} 38. d6 {[%emt 0:0:6] White used his chance. Weighted Error Value: White=0.26 (precise) /Black=0.35} 1-0