[Event "rated blitz game"] [Site "https://lichess.org/UPzVyEkk"] [Date "2026.04.06"] [Round "-"] [White "Koplan27"] [Black "vonsanx8"] [Result "0-1"] [GameId "UPzVyEkk"] [UTCDate "2026.04.06"] [UTCTime "13:47:02"] [WhiteElo "566"] [BlackElo "632"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+12"] [Variant "Standard"] [TimeControl "180+2"] [ECO "B00"] [Opening "Borg Defense"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... g5? { (0.18 → 1.41) Mistake. e5 was best. } { [%eval 1.41] } { B00 Borg Defense } (1... e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5) 2. Nc3 { [%eval 1.46] } 2... Bg7 { [%eval 1.53] } 3. h3?! { (1.53 → 0.81) Inaccuracy. d4 was best. } { [%eval 0.81] } (3. d4 h6 4. h4 gxh4 5. Be3 d6 6. Qd2 Nf6 7. f3 a6) 3... d6?! { (0.81 → 1.55) Inaccuracy. Nc6 was best. } { [%eval 1.55] } (3... Nc6 4. Nge2 e5 5. Ng3 Nf6 6. d4 exd4 7. Nd5 h6 8. Nf5) 4. d4 { [%eval 1.18] } 4... Be6? { (1.18 → 2.60) Mistake. h6 was best. } { [%eval 2.6] } (4... h6 5. Be3 Nf6 6. Qd2 Nc6 7. O-O-O a6 8. h4 gxh4 9. f3) 5. Nf3?! { (2.60 → 1.58) Inaccuracy. Bxg5 was best. } { [%eval 1.58] } (5. Bxg5 c5 6. d5 Bd7 7. Bd3 Nf6 8. Nge2 Qb6 9. Bd2 Na6 10. O-O Rg8) 5... f6?! { (1.58 → 2.85) Inaccuracy. h6 was best. } { [%eval 2.85] } (5... h6 6. Bd3 Nf6 7. Ne2 d5 8. e5 Ne4 9. Nd2 Nxd2 10. Bxd2 Qd7 11. c3) 6. h4 { [%eval 2.2] } 6... Nc6? { (2.20 → 4.37) Mistake. g4 was best. } { [%eval 4.37] } (6... g4 7. d5 Bd7 8. Nd4 h5 9. Bc4 c5 10. dxc6 Nxc6 11. Ne6 Bxe6 12. Bxe6) 7. hxg5?! { (4.37 → 2.97) Inaccuracy. d5 was best. } { [%eval 2.97] } (7. d5 g4 8. Nd2 f5 9. dxc6 bxc6 10. exf5 Bxf5 11. Nde4 Nh6 12. Ng3 e6) 7... fxg5?! { (2.97 → 4.55) Inaccuracy. Bg4 was best. } { [%eval 4.55] } (7... Bg4 8. d5 Ne5 9. Be2 Bxf3 10. gxf3 fxg5 11. Bxg5 c6 12. f4 Ng6 13. Qd3) 8. Nxg5 { [%eval 4.46] } 8... Nxd4 { [%eval 4.55] } 9. b3?? { (4.55 → 1.01) Blunder. Nb5 was best. } { [%eval 1.01] } (9. Nb5 Qd7 10. Nxd4 Bg4 11. f3 h6 12. Nh3 Bxh3 13. Rxh3 O-O-O 14. Qd3 d5) 9... Bd7?? { (1.01 → Mate in 2) Checkmate is now unavoidable. Qd7 was best. } { [%eval #2] } (9... Qd7 10. Bb2 Bg4 11. Qd2 e5 12. f3 h6 13. fxg4 hxg5 14. Rxh8 Bxh8 15. Qxg5) 10. f4?? { (Mate in 2 → 1.64) Lost forced checkmate sequence. Qh5+ was best. } { [%eval 1.64] } (10. Qh5+ Kf8 11. Qf7#) 10... e5?? { (1.64 → Mate in 2) Checkmate is now unavoidable. h5 was best. } { [%eval #2] } (10... h5 11. Bc4 e6 12. Rxh5 Nh6 13. Be3 c5 14. e5 dxe5 15. Nce4 Qe7 16. c3) 11. Nf3?? { (Mate in 2 → 0.28) Lost forced checkmate sequence. Qh5+ was best. } { [%eval 0.28] } (11. Qh5+ Kf8 12. Qf7#) 11... Ne6?? { (0.28 → 2.26) Blunder. Bg4 was best. } { [%eval 2.26] } (11... Bg4 12. Qd3 h5 13. Bd2 Qd7 14. O-O-O O-O-O 15. Re1 Bxf3 16. gxf3 Kb8 17. Bh3) 12. fxe5?! { (2.26 → 1.47) Inaccuracy. f5 was best. } { [%eval 1.47] } (12. f5 Nd4 13. Bc4 Nf6 14. Bg5 c6 15. Nxd4 exd4 16. Qxd4 Qe7 17. Be2 Ng4) 12... dxe5 { [%eval 1.78] } 13. Qd5? { (1.78 → 0.50) Mistake. Nh4 was best. } { [%eval 0.5] } (13. Nh4 Qe7 14. Qh5+ Qf7 15. Qxf7+ Kxf7 16. Bc4 c6 17. a4 Nf6 18. Bb2 Ke8) 13... c6 { [%eval 0.53] } 14. Qd1?! { (0.53 → -0.52) Inaccuracy. Qd2 was best. } { [%eval -0.52] } (14. Qd2 h5 15. Bc4 Nf6 16. Qd6 Qb8 17. Qxb8+ Rxb8 18. Be3 Ra8 19. O-O-O Ng4) 14... b5? { (-0.52 → 0.87) Mistake. Nf6 was best. } { [%eval 0.87] } (14... Nf6 15. Bc4 Qe7 16. a4 Ng4 17. Bxe6 Bxe6 18. Bg5 Qc5 19. Qd2 h6 20. Bh4) 15. b4?? { (0.87 → -1.28) Blunder. Qd6 was best. } { [%eval -1.28] } (15. Qd6 Nd4 16. Bd3 Qf6 17. Qxf6 Nxf6 18. a4 b4 19. Ne2 Nxe2 20. Kxe2 h5) 15... a6? { (-1.28 → 0.28) Mistake. a5 was best. } { [%eval 0.28] } (15... a5 16. Qd6 axb4 17. Ne2 Qe7 18. Qxe7+ Nxe7 19. Bh6 Bxh6 20. Rxh6 Ng6 21. O-O-O) 16. a3? { (0.28 → -0.91) Mistake. Qd6 was best. } { [%eval -0.91] } (16. Qd6 a5 17. Bb2 axb4 18. Nxb5 cxb5 19. Nxe5 Qc7 20. O-O-O Qxd6 21. Rxd6 Nf8) 16... h6? { (-0.91 → 0.69) Mistake. Nf6 was best. } { [%eval 0.69] } (16... Nf6 17. Qd2 a5 18. Bb2 axb4 19. axb4 Rxa1+ 20. Bxa1 O-O 21. Bd3 Ng4 22. Nd1) 17. g4?? { (0.69 → -1.04) Blunder. Nh4 was best. } { [%eval -1.04] } (17. Nh4 Nf6 18. Nf5 Bf8 19. g4 Rg8 20. Bxh6 Nxg4 21. Bxf8 Nxf8 22. Qf3 Qg5) 17... Nf6 { [%eval -1.09] } 18. Bh3 { [%eval -1.37] } 18... Nh7?! { (-1.37 → -0.52) Inaccuracy. Qc7 was best. } { [%eval -0.52] } (18... Qc7 19. Nh4 Nd4 20. Ne2 O-O-O 21. c3 Ne6 22. Qc2 Ng5 23. a4 Nxh3 24. Rxh3) 19. g5 { [%eval -0.66] } 19... hxg5?! { (-0.66 → -0.07) Inaccuracy. Nhxg5 was best. } { [%eval -0.07] } (19... Nhxg5 20. Bf5 Nf7 21. Bb2 Bf6 22. Qd2 Nd4 23. Qd3 Qe7 24. Bxd7+ Qxd7) 20. Rg1? { (-0.07 → -1.58) Mistake. Bxe6 was best. } { [%eval -1.58] } (20. Bxe6 Bxe6 21. Qxd8+ Rxd8 22. Nxg5 Nf8 23. Rxh8 Bxh8 24. Be3 Bf6 25. Kf2 Rd7) 20... Bf6 { [%eval -1.17] } 21. Rg4?? { (-1.17 → -3.20) Blunder. Bf5 was best. } { [%eval -3.2] } (21. Bf5 Qe7 22. a4 Rd8 23. axb5 Nf4 24. Bxd7+ Rxd7 25. Bd2 g4 26. Rxg4 Ng5) 21... Rg8? { (-3.20 → -1.48) Mistake. Nf4 was best. } { [%eval -1.48] } (21... Nf4 22. Bxf4 Bxg4 23. Bxg4 gxf4 24. Qe2 Ng5 25. Kf2 Qe7 26. Rd1 Nxf3 27. Kxf3) 22. Rg1 { [%eval -1.55] } 22... Qb6?! { (-1.55 → -0.67) Inaccuracy. Qe7 was best. } { [%eval -0.67] } (22... Qe7 23. a4 Rd8 24. axb5 axb5 25. Bd2 Nc7 26. Nh2 g4 27. Qe2 Bh4+ 28. Kd1) 23. Nxg5?? { (-0.67 → -7.09) Blunder. Qd6 was best. } { [%eval -7.09] } (23. Qd6 Qc7 24. Qxc7 Nxc7 25. Bxd7+ Kxd7 26. Be3 Ke6 27. Rh1 Rg7 28. Nh2 Be7) 23... Qxg1+ { [%eval -7.19] } { Black wins on time. } 0-1