[Event "2026 Spring Marathon"] [Site "https://lichess.org/pOMyCo0H"] [Date "2026.04.18"] [Round "-"] [White "IAmNumber04"] [Black "Mama_Koza12345"] [Result "0-1"] [GameId "pOMyCo0H"] [UTCDate "2026.04.18"] [UTCTime "19:14:02"] [WhiteElo "1820"] [BlackElo "2107"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+6"] [Variant "Standard"] [TimeControl "120+0"] [ECO "A41"] [Opening "Rat Defense: English Rat"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 { [%eval 0.15] } 1... d6 { [%eval 0.6] } 2. c4 { [%eval 0.21] } 2... e5 { [%eval 0.3] } { A41 Rat Defense: English Rat } 3. dxe5 { [%eval -0.04] } 3... dxe5 { [%eval 0.0] } 4. Qxd8+ { [%eval 0.0] } 4... Kxd8 { [%eval -0.06] } 5. e4 { [%eval -0.32] } 5... Nd7 { [%eval -0.24] } 6. Nc3 { [%eval -0.28] } 6... c6 { [%eval -0.11] } 7. Bd2 { [%eval -0.4] } 7... a5 { [%eval -0.17] } 8. Nf3 { [%eval -0.26] } 8... f6 { [%eval -0.23] } 9. Bd3 { [%eval -0.59] } 9... Nc5 { [%eval -0.54] } 10. Bc2 { [%eval -0.53] } 10... Be6 { [%eval -0.39] } 11. b3 { [%eval -0.44] } 11... Kc7 { [%eval -0.42] } 12. O-O { [%eval -0.68] } 12... Ne7 { [%eval -0.63] } 13. Be3 { [%eval -0.69] } 13... Ng6 { [%eval -0.62] } 14. h3 { [%eval -0.73] } 14... Na6? { (-0.73 → 0.56) Mistake. h5 was best. } { [%eval 0.56] } (14... h5 15. a3 Nf4 16. Bxf4 exf4 17. Rfe1 Rd8 18. e5 Be7 19. Ne2 fxe5 20. Nxe5) 15. Na4 { [%eval 0.37] } 15... Nb4 { [%eval 0.58] } 16. Bb1 { [%eval 0.23] } 16... Be7 { [%eval 0.7] } 17. a3 { [%eval 0.28] } 17... Na6 { [%eval 0.31] } 18. Bc2 { [%eval 0.31] } 18... c5 { [%eval 0.76] } 19. Rfd1 { [%eval 0.51] } 19... Rad8 { [%eval 0.63] } 20. Kf1 { [%eval 0.42] } 20... Rxd1+ { [%eval 0.42] } 21. Rxd1 { [%eval 0.29] } 21... Rd8 { [%eval 0.3] } 22. Rxd8 { [%eval 0.13] } 22... Kxd8? { (0.13 → 1.42) Mistake. Bxd8 was best. } { [%eval 1.42] } (22... Bxd8 23. Ng1 b6 24. Ne2 Nf8 25. Nec3 Bf7 26. Nd5+ Kb7 27. Bd1 Ne6 28. Ke2) 23. Bc1? { (1.42 → 0.10) Mistake. Bd2 was best. } { [%eval 0.1] } (23. Bd2 Bd6 24. Bxa5+ Bc7 25. Bxc7+ Kxc7 26. Ne1 Nf4 27. Bd1 Bd7 28. Nc3 Nb8) 23... Nc7 { [%eval 0.3] } 24. Nb6 { [%eval 0.32] } 24... Nf8?! { (0.32 → 0.92) Inaccuracy. Ke8 was best. } { [%eval 0.92] } (24... Ke8 25. Ne1 Bd8 26. Nd3 Na6 27. Nd5 b6 28. Bd1 Nb8) 25. Ke2?! { (0.92 → 0.25) Inaccuracy. Bd2 was best. } { [%eval 0.25] } (25. Bd2 Nd7 26. Bxa5 Nxb6 27. Bxb6 Kd7 28. Ba5 Bf7 29. Ng1 Ne6 30. Ne2 Nd4) 25... Nd7 { [%eval 0.24] } 26. Nd5 { [%eval 0.24] } 26... Nxd5?! { (0.24 → 1.07) Inaccuracy. Nb8 was best. } { [%eval 1.07] } (26... Nb8 27. Bd2 Nc6 28. Bd1 Bd7 29. Kd3 g6 30. Ke3 Ne6 31. Ne1 Ke8 32. Nd3) 27. exd5 { [%eval 1.13] } 27... Bg8 { [%eval 1.08] } 28. Nh4 { [%eval 1.05] } 28... g6 { [%eval 0.98] } 29. Bd2 { [%eval 0.49] } 29... Kc7? { (0.49 → 2.09) Mistake. f5 was best. } { [%eval 2.09] } (29... f5 30. g3 b6 31. f3 Bxh4 32. gxh4 h5 33. Kd3 Bf7 34. Kc3 Kc7 35. b4) 30. Nf3?! { (2.09 → 1.07) Inaccuracy. Bxa5+ was best. } { [%eval 1.07] } (30. Bxa5+ b6 31. Bc3 f5 32. Nf3 e4 33. Nd2 Bf7 34. f3 exf3+ 35. Nxf3 Kb7) 30... Kd6?! { (1.07 → 2.18) Inaccuracy. b6 was best. } { [%eval 2.18] } (30... b6 31. g4 Bd6 32. Bh6 Bf7 33. Nd2 Bf8 34. Be3 Be8 35. Ne4 Kc8 36. Kd2) 31. Bxa5 { [%eval 2.28] } 31... b6 { [%eval 2.47] } 32. Bd2 { [%eval 2.53] } 32... f5 { [%eval 3.16] } 33. a4?! { (3.16 → 2.28) Inaccuracy. g4 was best. } { [%eval 2.28] } (33. g4 fxg4 34. hxg4 b5 35. Bc3 h5 36. Bxg6 hxg4 37. Nd2 Nf6 38. a4 b4) 33... e4?? { (2.28 → 5.74) Blunder. Kc7 was best. } { [%eval 5.74] } (33... Kc7 34. g4 e4 35. Ne1 Bf7 36. f3 Nf6 37. fxe4 Nxe4 38. Bf4+ Kb7 39. Bxe4) 34. Nh2?? { (5.74 → 2.25) Blunder. Bf4+ was best. } { [%eval 2.25] } (34. Bf4+ Ne5 35. Nxe5 g5 36. Nf7+ Kd7 37. Nxg5 Bd6 38. Bxd6 Kxd6 39. Ke3 h6) 34... Nb8?? { (2.25 → 4.96) Blunder. Kc7 was best. } { [%eval 4.96] } (34... Kc7 35. g4 Bf7 36. Bf4+ Kb7 37. g5 Ka6 38. f3 exf3+ 39. Nxf3 Ka5 40. h4) 35. a5?? { (4.96 → 2.42) Blunder. Bf4+ was best. } { [%eval 2.42] } (35. Bf4+ Kd7 36. Bxb8 Bd6 37. Bxd6 Kxd6 38. f3 exf3+ 39. Nxf3 Bf7 40. Ng5 Bg8) 35... bxa5? { (2.42 → 4.30) Mistake. Kc7 was best. } { [%eval 4.3] } (35... Kc7 36. Bf4+ Kb7 37. axb6 Nd7 38. g4 h5 39. g5 Kxb6 40. f3 exf3+ 41. Nxf3) 36. Bxa5? { (4.30 → 2.23) Mistake. Bf4+ was best. } { [%eval 2.23] } (36. Bf4+ Kd7 37. Bxb8 Bf7 38. f3 g5 39. Be5 Bd6 40. Bxd6 Kxd6 41. fxe4 Bh5+) 36... Na6 { [%eval 2.41] } 37. Bc3 { [%eval 2.35] } 37... Nb4 { [%eval 2.3] } 38. Bd1 { [%eval 1.77] } 38... Nd3 { [%eval 1.79] } 39. f3 { [%eval 1.95] } 39... Nf4+ { [%eval 2.02] } 40. Kf2?? { (2.02 → 0.25) Blunder. Kf1 was best. } { [%eval 0.25] } (40. Kf1 e3 41. g3 Nxh3 42. f4 h5 43. Nf3 Nf2 44. Bc2 Ne4 45. Bxe4 fxe4) 40... Nd3+? { (0.25 → 1.62) Mistake. e3+ was best. } { [%eval 1.62] } (40... e3+ 41. Kxe3 Nxg2+ 42. Kf2 Nf4 43. b4 Bh4+ 44. Kf1 cxb4 45. Bxb4+ Ke5 46. Bc3+) 41. Kg3?? { (1.62 → Mate in 2) Checkmate is now unavoidable. Kf1 was best. } { [%eval #-2] } (41. Kf1 e3 42. g3 h5 43. f4 h4 44. Nf3 hxg3 45. Be5+ Kd7 46. Kg2 Nf2) 41... f4+ { [%eval #-1] } 42. Kg4 { [%eval #-1] } 42... h5# { Black wins by checkmate. } 0-1