[Event "IMA 208th online Swiss"] [Site "https://lichess.org/KWo72YiX"] [Date "2020.09.07"] [White "KOcheckmate"] [Black "MKRoy"] [Result "0-1"] [UTCDate "2020.09.07"] [UTCTime "10:32:01"] [WhiteElo "1354"] [BlackElo "1630"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+2"] [Variant "Standard"] [TimeControl "900+2"] [ECO "C00"] [Opening "French Defense: Steiner Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. c4 e6 2. e4 { C00 French Defense: Steiner Variation } d5 3. d3?! { (0.00 → -0.90) Inaccuracy. exd5 was best. } (3. exd5 exd5 4. d4 Bb4+ 5. Nc3 Nf6 6. Bd3 dxc4 7. Bxc4 O-O) 3... c5?! { (-0.90 → -0.31) Inaccuracy. dxe4 was best. } (3... dxe4 4. Nc3 Nf6 5. dxe4 Qxd1+ 6. Kxd1 Nc6 7. Be3 Ng4 8. Nb5) 4. b3?? { (-0.31 → -2.45) Blunder. cxd5 was best. } (4. cxd5 exd5 5. Nf3 Nf6 6. Be2 Nc6 7. O-O Be7 8. exd5 Qxd5) 4... dxe4? { (-2.45 → -0.75) Mistake. Qf6 was best. } (4... Qf6 5. d4) 5. Nc3 Nf6 6. Be2 e5?! { (-0.83 → 0.13) Inaccuracy. exd3 was best. } (6... exd3 7. Qxd3) 7. dxe4 Qd4? { (0.13 → 1.42) Mistake. Qxd1+ was best. } (7... Qxd1+ 8. Bxd1 Nc6 9. Bc2 Nd4 10. Bd3 Bd7 11. Nge2 Be7 12. Be3 a5 13. Nb5 Bxb5 14. cxb5) 8. Bb2 Nxe4? { (1.07 → 2.88) Mistake. Nc6 was best. } (8... Nc6 9. Nf3) 9. Qxd4 cxd4 10. Nxe4 Bf5?! { (2.50 → 3.28) Inaccuracy. f5 was best. } (10... f5 11. Nd2) 11. Bd3 Nc6?! { (3.03 → 3.93) Inaccuracy. Bg6 was best. } (11... Bg6) 12. Nf3 Nb4?! { (3.13 → 4.44) Inaccuracy. Bg6 was best. } (12... Bg6 13. g4) 13. Bb1 d3?! { (3.60 → 4.61) Inaccuracy. O-O-O was best. } (13... O-O-O) 14. Ned2? { (4.61 → 2.36) Mistake. Ng3 was best. } (14. Ng3 Be6 15. Bxe5 O-O-O 16. Bc3 f6 17. Nd4 Bd7 18. a3 Nc6 19. Bxd3 Nxd4 20. Bxd4 Bc6) 14... O-O-O 15. Bc3? { (2.61 → 1.02) Mistake. O-O was best. } (15. O-O) 15... g6? { (1.02 → 2.75) Mistake. Nc2+ was best. } (15... Nc2+ 16. Bxc2 dxc2 17. Nf1 Ba3 18. Ne3 Bg6 19. Ke2 Bd3+ 20. Kd2 Be4+ 21. Nd5 f6 22. h4) 16. Bxb4?? { (2.75 → 0.72) Blunder. Bxe5 was best. } (16. Bxe5 Rg8) 16... Bxb4 17. O-O?? { (0.96 → -3.49) Blunder. a3 was best. } (17. a3 Bc3 18. Ra2 e4 19. Ng5 Rd7 20. O-O Re7 21. Rc1 Bf6 22. Nh3 Bxh3 23. gxh3 e3) 17... Bc3 18. Re1? { (-3.11 → -4.99) Mistake. Bxd3 was best. } (18. Bxd3 Bxd3) 18... e4 19. Rd1? { (-4.38 → -7.72) Mistake. Nxe4 was best. } (19. Nxe4 Bxe4 20. Rxe4 Bxa1 21. Re1 d2 22. Rd1 Bc3 23. Bc2 Rhe8 24. Kf1 Re6 25. g4 Rde8) 19... Bxa1 20. Nxe4 Bxe4 21. Nd2 Bf5 22. Bxd3 Rxd3 23. h3 Bc3 24. Rc1 Bxd2 25. Rc2 Bg5 26. Kh2 Rxh3+ 27. gxh3 Bxc2 28. Kg3 Rd8 29. f4?! { (-18.76 → Mate in 12) Checkmate is now unavoidable. h4 was best. } (29. h4 Be7 30. h5 gxh5 31. Kf4 Bb1 32. a3 Bxa3 33. Kg5 Bc2 34. Kxh5 Bxb3 35. Kg4 Rd3) 29... Rd3+ 30. Kg4?! { (-67.13 → Mate in 4) Checkmate is now unavoidable. Kf2 was best. } (30. Kf2 Bxf4) 30... Bf6 31. a4 Bxb3 32. a5 Bxc4 33. a6 Bb3 34. f5 Bd1+ 35. Kf4 bxa6 36. fxg6 hxg6 37. h4 a5 38. h5 a4 39. h6 Bh8 40. Kg5 a3 41. h7 a2 42. Kh6 a1=Q 43. Kg5 Qe5+ 44. Kh6 Rh3# { Black wins by checkmate. } 0-1