[Event "2023 Toronto Closed Reserve Section"] [Site "https://lichess.org/study/doHpm2pf/jemxnt9U"] [Date "April 17 2023"] [Round "1"] [White "Zhu, Charis"] [Black "Southam, David"] [Result "0-1"] [WhiteElo "1912"] [BlackElo "2027"] [Variant "Standard"] [TimeControl "-"] [ECO "D31"] [Opening "Semi-Slav Defense: Noteboom Variation"] [Termination "Unknown"] [Annotator "lichess.org"] 1. d4 e6 2. c4 d5 3. Nc3 c6 4. Nf3 dxc4 { D31 Semi-Slav Defense: Noteboom Variation } 5. a4 Bb4 6. e4 b5 7. Bf4?! { (0.00 → -0.82) Inaccuracy. Be2 was best. } (7. Be2 Bb7 8. O-O a6 9. Bd2 Ne7 10. b3 cxb3 11. Qxb3 Ba5) 7... a5?! { (-0.82 → -0.24) Inaccuracy. Nf6 was best. } (7... Nf6 8. Qc2 a6 9. Be2 Bb7 10. O-O O-O 11. Rfb1 c5 12. dxc5) 8. Be2 Nf6 9. Qc2 Nbd7 10. O-O Nb6?! { (-0.15 → 0.50) Inaccuracy. Bb7 was best. } (10... Bb7 11. axb5) 11. axb5 Bxc3 12. bxc3 cxb5 13. Rfb1 Bd7 14. Ne5 O-O 15. Nxd7 Qxd7 16. Bf3 b4 17. cxb4 axb4 18. Rxa8 Rxa8 19. Rxb4 Ra1+ 20. Rb1 Qa4 21. Qb2?! { (0.14 → -0.57) Inaccuracy. Bd1 was best. } (21. Bd1 Rxb1 22. Qxb1 Qa5 23. Kf1 Nbd7 24. Be3 h5 25. f3 h4 26. Kf2 Qc7 27. h3 c3) 21... Rxb1+ 22. Qxb1 Qb3 23. Qc1 c3 24. Bd1 Qb2 25. Qc2 Qxc2?! { (-0.33 → 0.76) Inaccuracy. Nc4 was best. } (25... Nc4 26. Qa4) 26. Bxc2 Nc4 27. Bd3 Nb2 28. Bc2 Nd7?? { (0.73 → 2.54) Blunder. Nc4 was best. } (28... Nc4 29. f3 Nd7 30. Kf2 e5 31. dxe5 Ncxe5 32. Ke3 Nc6 33. Bb3 Nc5 34. Bc4 Na5 35. Kd4) 29. Bc7?? { (2.54 → -0.14) Blunder. Bd6 was best. } (29. Bd6 Nb6 30. Bb4 f5 31. f3 fxe4 32. fxe4 N6a4 33. Kf2 Kf7 34. Ke2 g5 35. d5 h5) 29... Nc4 30. Bd3?! { (-0.04 → -0.83) Inaccuracy. Kf1 was best. } (30. Kf1 e5 31. Ke2 exd4 32. Kd3 Na3 33. Bd6 Nxc2 34. Kxc2 Nf8 35. Kd3 Ne6 36. f4 Nd8) 30... e5 31. dxe5? { (-0.62 → -2.13) Mistake. d5 was best. } (31. d5) 31... Nc5 32. e6 Nxe6 33. Bg3 Nb2 34. Bb1 f6 35. Kf1 Nd4 36. Ke1 c2? { (-2.01 → -0.57) Mistake. Kf8 was best. } (36... Kf8 37. Bd6+ Ke8 38. Bg3 Ke7 39. h4 Kd7 40. h5 h6 41. e5 f5 42. e6+ Ke7 43. Be5) 37. Ba2+?? { (-0.57 → -5.39) Blunder. Bxc2 was best. } (37. Bxc2 Nxc2+ 38. Kd2 Na3 39. Kc3 Nbc4 40. Kb3 Kf7 41. Bf4 Ke6 42. f3 h6 43. Bc1 f5) 37... Kh8 38. Kd2 Nd3 { Black wins. } 0-1