[Event "Rīgas Šaha sk ies, IV, III Arena"] [Site "https://lichess.org/tVZ7n98b"] [Date "2020.04.25"] [White "Viktors_Kalejs"] [Black "ikukule"] [Result "1-0"] [UTCDate "2020.04.25"] [UTCTime "09:41:18"] [WhiteElo "1128"] [BlackElo "1085"] [WhiteRatingDiff "+19"] [BlackRatingDiff "-28"] [Variant "Standard"] [TimeControl "360+4"] [ECO "C47"] [Opening "Four Knights Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 { C47 Four Knights Game } 4. a4 Bb4 5. h4?! { (0.00 → -0.83) Inaccuracy. Bb5 was best. } (5. Bb5 O-O 6. O-O Bxc3 7. bxc3 d6 8. Re1 Bd7 9. d4 h6) 5... h5? { (-0.83 → 0.54) Mistake. O-O was best. } (5... O-O 6. Nd5) 6. g3? { (0.54 → -0.85) Mistake. Bc4 was best. } (6. Bc4 Nxe4 7. Nxe4 d5 8. Bd3 dxe4 9. Bxe4 Bg4 10. c3 Be7 11. Qb3 Rb8 12. d3 O-O) 6... a5? { (-0.85 → 0.29) Mistake. Bxc3 was best. } (6... Bxc3 7. dxc3) 7. Nd5?! { (0.29 → -0.52) Inaccuracy. Bg2 was best. } (7. Bg2 d6 8. O-O Bg4 9. Nb5 Nxe4 10. c3 Bc5 11. d4 Bb6 12. Qe1 d5 13. Nxe5 Nxe5) 7... Bxd2+?? { (-0.52 → 4.47) Blunder. d6 was best. } (7... d6 8. c3) 8. Bxd2 Nxe4 9. Bd3?! { (4.15 → 3.28) Inaccuracy. Qe2 was best. } (9. Qe2 Nxd2 10. Nxe5 O-O 11. Nxc6 Nf3+ 12. Qxf3 dxc6 13. Ne3 Qd6 14. Bd3 Qb4+ 15. Kf1 Qxb2) 9... Nc5? { (3.28 → 6.60) Mistake. Nxd2 was best. } (9... Nxd2 10. Qxd2) 10. c4?? { (6.60 → -3.43) Blunder. Bg5 was best. } (10. Bg5 f6) 10... O-O?? { (-3.43 → 8.64) Blunder. Nxd3+ was best. } (10... Nxd3+) 11. b3?? { (8.64 → -3.36) Blunder. Bh7+ was best. } (11. Bh7+ Kh8) 11... Nxd3+ 12. Ke2?! { (-3.25 → -4.18) Inaccuracy. Kf1 was best. } (12. Kf1 Nc5) 12... e4 13. Ke3? { (-3.61 → -6.82) Mistake. Bc3 was best. } (13. Bc3 d6) 13... exf3?? { (-6.82 → -2.38) Blunder. d6 was best. } (13... d6 14. Nh2) 14. Kxd3 Nb4+?! { (-2.65 → -1.50) Inaccuracy. d6 was best. } (14... d6 15. Kc3 Ne5 16. Bg5 f6 17. Be3 Bf5 18. Nf4 c6 19. Kb2 Kh7 20. c5 d5 21. Qd2) 15. Bxb4 axb4 16. Qxf3? { (-1.57 → -3.34) Mistake. Re1 was best. } (16. Re1 d6) 16... Re8?? { (-3.34 → -0.35) Blunder. c6 was best. } (16... c6) 17. Qxh5?? { (-0.35 → -3.88) Blunder. Rae1 was best. } (17. Rae1 Re6) 17... g6?? { (-3.88 → 2.45) Blunder. c6 was best. } (17... c6 18. Qg5) 18. Qg5 Re7?? { (2.28 → 17.65) Blunder. d6 was best. } (18... d6 19. Nf6+) 19. Nxe7+ Kf8?! { (17.53 → Mate in 7) Checkmate is now unavoidable. Qxe7 was best. } (19... Qxe7 20. Qxe7) 20. Nxc8? { (Mate in 7 → 8.84) Lost forced checkmate sequence. Nxg6+ was best. } (20. Nxg6+ Kg8 21. Ne7+ Kh7 22. Qh5+ Kg7 23. Nf5+ Kg8 24. Qg4+ Kf8 25. Qg7+ Ke8 26. Qg8#) 20... f6? { (8.84 → Mate in 21) Checkmate is now unavoidable. Rxc8 was best. } (20... Rxc8 21. Rae1 c5 22. Qxd8+ Rxd8 23. h5 gxh5 24. Rxh5 Kg7 25. Rxc5 d6 26. Rc7 b6 27. Ree7) 21. Qxg6?! { (Mate in 21 → 12.93) Lost forced checkmate sequence. Qh6+ was best. } (21. Qh6+ Kg8 22. Qxg6+ Kf8 23. Qh6+ Kg8 24. Rhe1 Rxc8 25. Re4 f5 26. Qg6+ Kh8 27. Qh5+ Kg7) 21... Rxc8 22. g4 Qe7 23. g5 Qe5? { (8.80 → Mate in 13) Checkmate is now unavoidable. Qd6+ was best. } (23... Qd6+ 24. Ke2 fxg5 25. Qxd6+ cxd6 26. hxg5 Re8+ 27. Kf1 Re6 28. Rd1 Rg6 29. Rd5 Ke7 30. Rb5) 24. gxf6 Qb2 25. Qg7+ Ke8 26. f7+ Ke7 27. Qxb2 Kxf7 28. h5 Rh8 29. h6 Kg6 30. Qxh8 c6 31. Qg7+ Kf5 32. h7 d5 33. h8=Q dxc4+ 34. bxc4 b3 35. Qhh7+ Kf4 36. Qh2+ Kf3 37. Qgg3# { White wins by checkmate. } 1-0