[Event "FIDE Grand Swiss 2023"] [Site "Douglas"] [Date "2023.10.28"] [Round "4.9"] [White "Niemann, Hans Moke"] [Black "Rapport, Richard"] [Result "1-0"] [WhiteElo "2667"] [BlackElo "2752"] [Annotator "Lang, JJ"] [Variant "Standard"] [ECO "D12"] [Opening "Slav Defense: Quiet Variation, Schallopp Defense"] [Source "https://lichess.org/study/uDXLUcuQ/pIsoEkwc"] [Orientation "white"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bg6 7. Qb3 Qc7 8. Bd2 Ne4 9. Nxe4 Bxe4 10. cxd5 Bxd5 11. Bc4 Be7 12. Nf3 Nd7 13. Qc2 Nf6 14. Bd3 Bxf3 15. gxf3 Nd5 16. a3 O-O-O 17. O-O-O g5 18. Kb1 Kb8 19. Rc1 h6 20. Qb3 Ka8 21. Bc4 Qd7 22. Ba5 Rc8 23. Rhd1 Bd8 24. Be1 Bc7 25. h3 Rhd8 26. a4 Bb8 27. Ba5 Bc7 28. Bd2 Bb8 29. Ka1 Qe7 30. Ba5 Bc7 31. Bd2 Bb8 32. Rc2 Bd6 33. Ba5 Re8 34. e4 Nf4 35. Bf1 Bc7 36. Bb4 Qd7 37. a5 a6 38. Bc5 Rcd8 39. Rdc1 Bxa5?? { After a tense and excellently played struggle, Black underestimates White's pressure along the a-file. } (39... f6 { for instance would keep the balance. } 40. Rc3 (40. Qa4?! e5 $15) 40... Bb8 41. Rc4 { when neither side can get their pivotal central breaks through. }) 40. Qa4! { The point is that White threatens Bf1xa6 if Black's bishop leaves the a-file. } 40... Qc7 (40... Bc7?? 41. Bxa6 bxa6 42. Qxa6+ Kb8 43. Ba7+ $18) 41. b4 Bb6 42. Bxa6 Kb8 43. Ra2 { White has broken through and is already better. } 43... Rxd4 (43... bxa6 44. Qxa6 Qb7 45. Qxb6 Qxb6 46. Bxb6 $18) 44. Bb5 Kc8 45. Bxb6 Qxb6 46. Bxc6! { That's game. } 46... Nd3 47. Qa8+ Kc7 48. Bxe8+ Nxc1 49. Rc2+ Kd6 50. Qb8+ Ke7 51. Rc7+ { 1-0 White wins. } 1-0