[Event "FIDE World Cup 2019"] [White "Bartel, Mateusz"] [Black "Rodshtein, Maxim"] [Site "Khanty-Mansiysk"] [Round "1.2"] [Annotator "TA"] [Result "1/2-1/2"] [Date "2019.09.11"] [WhiteElo "2621"] [BlackElo "2684"] [PlyCount "67"] 1. d4 {} d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bxf3 6. Qxf3 e6 7. a3 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4} Bd6 8. Nc3 Qe7 ({Predecessor:} 8... 0-0 9. g4 Nbd7 10. h4 e5 11. g5 exd4 12. exd4 Ne4 13. Nxe4 Qe7 14. c5 Bc7 15. Be3 dxe4 16. Qf5 b6 17. 0-0-0 Rab8 18. h5 bxc5 19. dxc5 Rfd8 20. Bc4 Be5 21. b4 {1-0 (21) Ding,L (2757)-Wang,H (2710) Xinghua 2015} )9. g4 {White is slightly better.} 0-0 10. g5 Nfd7 11. Rg1 e5 {Hoping for ...exd4.} 12. Be2 dxc4 13. Ne4 exd4 14. exd4 Na6 {} 15. Be3 Kh8 (15... b5 )16. Bxc4 Nc7 17. Kf1 Nb6 18. Bd3 Nbd5 19. Nf6 Nxe3+ 20. fxe3 Nd5 21. Nxh7 Qxe3 ({Wrong is} 21... Nxe3+ 22. Kf2 )22. Qxe3 Nxe3+ 23. Kf2 Rfe8 24. g6 {} f6 { Black has the initiative.} 25. Rg4 (25. Rge1 Nd5 26. Be4 )Nd5 (25... Nxg4+ 26. hxg4 Bg3+ {} 27. Kf3 Re1 28. Rxe1 Bxe1 )26. Bc4 Bf4 27. Rh4 Bh6 28. Re1 (28. Bxd5 {remains equal.} cxd5 29. Re1 )Rxe1 {Black is clearly better.} 29. Kxe1 Nf4 {aiming for ...Ng2+.} 30. Rg4 Rd8 ({Much worse is } 30... Nxh3 {} 31. Nxf6 {} Rd8 32. Nh5 )31. Bf7 Rxd4 32. Rg3 Nd3+ 33. Kf1 Ne5 {White must now prevent ...Rd1+.} 34. Rb3 { Accuracy: White = 42%, Black = 49%. . An unexpected result.} (34. Nf8 )1/2-1/2