[Event "XADREZ.2026-ETAPA 3-Estudantes 8 e 9"] [Site "https://playstrategy.org/eyEb5KCV"] [Date "2026.10.29"] [P1 "Eduardo"] [P2 "Lacerda1_eu"] [Result "1-0"] [UTCDate "2026.10.29"] [UTCTime "22:40:19"] [P1Elo "1580"] [P2Elo "1213"] [P1RatingDiff "+7"] [P2RatingDiff "-9"] [Variant "Chess"] [TimeControl "3+2"] [ECO "A40"] [Opening "Mikenas Defense"] [Termination "Normal"] [Annotator "playstrategy.org"] 1. d4 Nc6?! { (0.37 → 0.97) Inaccuracy. The following was best. } { A40 Mikenas Defense } (1... Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Bd6 6. Bd3) 2. Nf3 b5?? { (0.56 → 2.24) Blunder. The following was best. } (2... d5 3. c4 e6 4. Nc3 Nf6 5. Bg5 Be7 6. e3 O-O 7. Rc1) 3. Bf4?! { (2.24 → 1.50) Inaccuracy. The following was best. } (3. e4 a6) 3... Ba6? { (1.50 → 3.36) Mistake. The following was best. } (3... Nf6 4. e4 Nxe4 5. Bxb5 Bb7 6. Nc3 Nxc3 7. bxc3 e6 8. d5 Nb8 9. dxe6 fxe6 10. Nd4) 4. e3?! { (3.36 → 2.30) Inaccuracy. The following was best. } (4. e4) 4... Qb8? { (2.30 → 4.40) Mistake. The following was best. } (4... Nb8) 5. c3? { (4.40 → 2.39) Mistake. The following was best. } (5. a4 Qb7) 5... Qb7 6. Bd3 O-O-O? { (2.93 → 5.65) Mistake. The following was best. } (6... b4 7. c4) 7. Nbd2 d5?! { (5.12 → 8.26) Inaccuracy. The following was best. } (7... b4 8. c4) 8. Qc2?! { (8.26 → 4.87) Inaccuracy. The following was best. } (8. Qe2) 8... Nf6?! { (4.87 → 7.37) Inaccuracy. The following was best. } (8... e6 9. O-O) 9. O-O-O?? { (7.37 → 2.54) Blunder. The following was best. } (9. Ng5) 9... h5?? { (2.54 → 5.81) Blunder. The following was best. } (9... e6 10. b4) 10. Bf5+?? { (5.81 → 1.52) Blunder. The following was best. } (10. Ng5 b4) 10... e6 11. Bd3 g5?? { (1.54 → 4.75) Blunder. The following was best. } (11... b4) 12. Nxg5 e5? { (4.50 → 8.38) Mistake. The following was best. } (12... Rd7 13. b4) 13. Nxf7?! { (8.38 → 4.93) Inaccuracy. The following was best. } (13. Bxe5 Nxe5 14. dxe5 Rg8 15. Ndf3 Ng4 16. Nxf7 Re8 17. h3 Nh6 18. Bg6 Qb6 19. Nd6+ Kb8) 13... exf4 14. Nxh8 fxe3 15. fxe3 h4?! { (5.48 → 8.66) Inaccuracy. The following was best. } (15... b4 16. c4 Ng4 17. Bf5+ Kb8 18. Bxg4 hxg4 19. Nf7 Rc8 20. Kb1 Na5 21. Ne5 c5 22. Rhf1) 16. Rhf1 Re8 17. Bf5+ Kb8 18. Rde1?? { (7.19 → 3.13) Blunder. The following was best. } (18. Bg6) 18... Qb6?? { (3.13 → 7.32) Blunder. The following was best. } (18... b4) 19. g3?? { (7.32 → 2.69) Blunder. The following was best. } (19. Bh3 Be7 20. Ng6 b4 21. Nxe7 Nxe7 22. Rf2 Rd8 23. Qb3 Rd6 24. Qxb4 Qxb4 25. cxb4 Nc6) 19... hxg3?! { (2.69 → 3.87) Inaccuracy. The following was best. } (19... b4) 20. hxg3?! { (3.87 → 2.94) Inaccuracy. The following was best. } (20. Bh3 Be7 21. Ng6 gxh2 22. Rf2 b4 23. Nxe7 Nxe7 24. Rxh2 bxc3 25. Qxc3 Nc6 26. Kb1 Nxd4) 20... b4 21. g4?? { (3.16 → 0.00) Blunder. The following was best. } (21. Ng6) 21... Ng8?? { (0.00 → 5.93) Blunder. The following was best. } (21... bxc3 22. bxc3 Ba3+ 23. Kd1 Bxf1 24. Rxf1 Rxh8 25. g5 Ne8 26. Qa4 Qb2 27. Qxc6 Nd6 28. Qxd5) 22. Bd7 bxc3 23. Qxc3 Rd8 24. Bxc6 Nf6 25. Rxf6 Be7 26. Nf7 Bxf6 27. Nxd8 Bxd8 28. Rf1 Bxf1 29. Nxf1 a5 30. Nh2 a4 31. Nf3 a3 32. b3 Be7 33. Ne5 Bg5? { (9.41 → Mate in 9) Your opponent can now force a win. The following was best. } (33... Qa6 34. Qe1) 34. Nd7+ Kc8 35. Nxb6+ cxb6 36. Bxd5+ Kd8 37. b4 b5 38. Kc2 Kd7 39. Qc6+ Ke7 40. Qe6+ Kf8 41. Qf7# { P1 wins by checkmate. } 1-0