[Event "44th Chess Olympiad Open 2022"] [Site "Chennai"] [Date "2022.07.30"] [Round "2.28"] [White "Fier, Alexandr"] [Black "Guzman, Christopher"] [Result "1-0"] [WhiteElo "2567"] [WhiteTeam "Brazil"] [BlackElo "2243"] [BlackTeam "Dominican Republic"] [Annotator "TA"] [Variant "Standard"] [ECO "B12"] [Opening "Caro-Kann Defense: Advance Variation, Short Variation"] [Source "https://lichess.org/study/pzfDsbN7/RXxR2qpC"] [Orientation "white"] 1. e4 { [%eval 0.33] } 1... c6 { [%eval 0.56] } 2. d4 { [%eval 0.41] } 2... d5 { [%eval 0.28] } 3. e5 { [%eval 0.28] } 3... Bf5 { [%eval 0.5] } 4. Nf3 { [%eval 0.21] } 4... e6 { [%eval 0.48] } 5. Be2 { [%eval 0.12] } 5... h6 { [%eval 0.61] } 6. O-O { [%eval 0.48] } 6... Ne7 { [%eval 0.59] } 7. Nbd2 { [%eval 0.6] } 7... Nd7 { [%eval 0.51] } 8. c3 { [%eval 0.46] } 8... c5 { [%eval 0.85] } 9. dxc5 { [%eval 0.94] } 9... Nxc5 { [%eval 0.92] } 10. Nb3 { [%eval 0.98] } 10... Nc6 { [%eval 0.81] } 11. Nfd4 { [%eval 0.9] } 11... Bh7 { [%eval 0.76] } 12. f4?! { [%eval -0.05] } { Inaccuracy. Be3 was best. } (12. Be3 Nd7) 12... Nxb3 { [%eval 0.3] } 13. Nxb3 { [%eval 0.06] } 13... Be7 { [%eval 0.31] } 14. Be3 { [%eval 0.28] } 14... O-O { [%eval 0.19] } 15. a4 { [%eval 0.08] } 15... Na5 { [%eval 0.0] } 16. Nd4 { [%eval 0.0] } 16... Nc4 { [%eval -0.01] } 17. Bc1 { [%eval -0.01] } 17... Rc8 { [%eval -0.06] } 18. Kh1 { [%eval -0.44] } 18... Qb6?! { [%eval 0.54] } { Inaccuracy. Bc5 was best. } (18... Bc5 19. Bd3 Bxd3 20. Qxd3 Bxd4 21. cxd4 Na5 22. f5 exf5 23. Bd2 Nc4 24. Bc1 Qd7 25. Rxf5) 19. b3 { [%eval 0.13] } 19... Na5 { [%eval 0.13] } 20. b4 { [%eval 0.08] } 20... Nc4 { [%eval 0.44] } 21. a5 { [%eval 0.77] } 21... Qc7 { [%eval 0.58] } 22. Qe1 { [%eval 0.5] } 22... Kh8 { [%eval 0.68] } 23. Qg3 { [%eval 0.74] } 23... Qd7 { [%eval 0.55] } 24. Qh3 { [%eval 0.41] } 24... Rce8 { [%eval 0.35] } 25. Bd1 { [%eval 1.14] } 25... Qc8 { [%eval 0.45] } 26. Ba4 { [%eval 0.56] } 26... Rd8 { [%eval 0.71] } 27. Ra2 { [%eval 0.24] } 27... Be4?! { [%eval 0.9] } { Inaccuracy. f6 was best. } (27... f6 28. Nxe6 fxe5 29. Nxd8 Qxh3 30. gxh3 Bxd8 31. Bc2 Bxc2 32. Rxc2 e4 33. Re2 Rf5 34. Rd1) 28. f5 { [%eval 0.62] } 28... Nxe5 { [%eval 0.0] } 29. Bxh6 { [%eval 0.49] } 29... Kg8? { [%eval 1.64] } { Mistake. gxh6 was best. } (29... gxh6) 30. Qg3 { [%eval 0.87] } 30... Bf6?? { [%eval 2.76] } { Blunder. Ng6 was best. } (30... Ng6 31. fxg6) 31. fxe6 { [%eval 3.22] } 31... Ng6 { [%eval 2.9] } 32. Rxf6 { [%eval 3.12] } 32... fxe6 { [%eval 2.95] } 33. Rxf8+ { [%eval 2.72] } 33... Rxf8 { [%eval 2.89] } 34. h4 { [%eval 2.67] } 34... Rf1+? { [%eval 4.48] } { Mistake. gxh6 was best. } (34... gxh6 35. h5) 35. Kh2 { [%eval 4.32] } 35... e5 { [%eval 4.85] } 36. Bc2 { [%eval 4.16] } 36... exd4 { [%eval 4.34] } 37. Bxe4 { [%eval 4.42] } 37... dxe4 { [%eval 4.15] } 38. Qxg6 { [%eval 4.12] } 38... Qc7+ { [%eval 4.12] } 39. g3 { [%eval 3.85] } 39... dxc3 { [%eval 4.27] } 40. Bf4 { [%eval 3.48] } 40... Qc4 { [%eval 3.45] } 41. Qe8+ { [%eval 4.06] } 41... Kh7 { [%eval 3.24] } 42. Qh5+ { [%eval 4.2] } 42... Kg8 { [%eval 4.25] } 43. Rc2? { [%eval 2.34] } { Mistake. Re2 was best. } (43. Re2 c2) 43... Rb1? { [%eval 4.31] } { Mistake. Re1 was best. } (43... Re1) 44. Qe5 { [%eval 3.71] } 44... Rb3?! { [%eval 5.59] } { Inaccuracy. e3 was best. } (44... e3 45. Bxe3) 45. h5 { [%eval 4.73] } 45... Rxb4? { [%eval 10.17] } { Mistake. Qf7 was best. } (45... Qf7 46. Kg2) 46. Qe8+ { [%eval #12] } 46... Kh7 { [%eval #11] } 47. Be5 { [%eval #10] } 47... Qc6 { [%eval #10] } 48. Qf8? { [%eval 8.94] } { Lost forced checkmate sequence. Qf7 was best. } (48. Qf7 Qh6 49. Qf5+ Kh8 50. Rxc3 Rb2+ 51. Kh3 Rh2+ 52. Kxh2 Qd2+ 53. Kh3 Qd8 54. Qg6 Qd7+) 48... Qh6? { [%eval #9] } { Checkmate is now unavoidable. Qd7 was best. } (48... Qd7 49. Qxb4) 49. Qf5+ { [%eval #8] } 49... Kg8 { [%eval #7] } 50. Rxc3 { [%eval #6] } { 1-0 White wins. } 1-0