[Event "Titled Arena Warm-up May '26"] [Site "https://lichess.org/4w0FjE4H"] [Date "2026.05.23"] [Round "-"] [White "Biswa_jnv"] [Black "Otterpohl"] [Result "1-0"] [GameId "4w0FjE4H"] [UTCDate "2026.05.23"] [UTCTime "18:07:55"] [WhiteElo "1788"] [BlackElo "1989"] [WhiteRatingDiff "+50"] [BlackRatingDiff "-22"] [Variant "Standard"] [TimeControl "60+0"] [ECO "A04"] [Opening "Zukertort Opening: Kingside Fianchetto"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 { [%eval 0.1] } 1... g6 { [%eval 0.38] } { A04 Zukertort Opening: Kingside Fianchetto } 2. g3 { [%eval 0.16] } 2... Bg7 { [%eval 0.15] } 3. Bg2 { [%eval 0.07] } 3... e6 { [%eval 0.47] } 4. O-O { [%eval 0.47] } 4... Ne7 { [%eval 0.59] } 5. d4 { [%eval 0.56] } 5... c6 { [%eval 0.92] } 6. c4 { [%eval 0.64] } 6... d5 { [%eval 0.79] } 7. Nc3 { [%eval 0.58] } 7... O-O { [%eval 0.64] } 8. b3 { [%eval 0.81] } 8... Nd7 { [%eval 0.87] } 9. Bb2 { [%eval 0.74] } 9... b6 { [%eval 0.7] } 10. Rc1 { [%eval 0.5] } 10... dxc4?! { (0.50 → 1.08) Inaccuracy. Bb7 was best. } { [%eval 1.08] } (10... Bb7 11. e4 dxe4 12. Nxe4 c5 13. Nd6 Bc6 14. Rc2 cxd4 15. Bxd4 Bxd4 16. Qxd4) 11. bxc4 { [%eval 1.07] } 11... a5 { [%eval 1.59] } 12. Ne5?! { (1.59 → 0.81) Inaccuracy. Qc2 was best. } { [%eval 0.81] } (12. Qc2 Ba6 13. Ne4 b5 14. c5 b4 15. Nd6 Qc7 16. Rfd1 Nf5 17. Nc4 Bxc4) 12... Nxe5 { [%eval 0.78] } 13. dxe5 { [%eval 0.78] } 13... Ba6?! { (0.78 → 1.52) Inaccuracy. Bxe5 was best. } { [%eval 1.52] } (13... Bxe5 14. Qc2 Qc7 15. Rfd1 Ra7 16. Rb1 Bg7 17. Ba3 Rd8 18. Na4 Rb7 19. Nxb6) 14. Ne4 { [%eval 1.65] } 14... c5? { (1.65 → 3.03) Mistake. Qc7 was best. } { [%eval 3.03] } (14... Qc7 15. Nf6+ Kh8 16. Qb3 Rad8 17. g4 h6 18. h4 c5 19. Qf3 Ng8 20. g5) 15. Nd6?? { (3.03 → 1.09) Blunder. Nf6+ was best. } { [%eval 1.09] } (15. Nf6+ Bxf6 16. exf6 Nf5 17. g4 Nh4 18. Bxa8 Qxa8 19. f3 h6 20. Qb3 e5) 15... Nc8?? { (1.09 → 3.39) Blunder. Ra7 was best. } { [%eval 3.39] } (15... Ra7 16. Qb3 Rd7 17. h4 Nf5 18. Bc6 Nxd6 19. Bxd7 Nxc4 20. Rfd1 Nxb2 21. Qxb2) 16. Bxa8?! { (3.39 → 2.36) Inaccuracy. Nxf7 was best. } { [%eval 2.36] } (16. Nxf7 Qxd1 17. Rfxd1 Ra7 18. Nd6 a4 19. Bh3 Nxd6 20. Rxd6 Bc8 21. Rxb6 a3) 16... Nxd6 { [%eval 2.2] } 17. Qxd6 { [%eval 2.18] } 17... Qxd6 { [%eval 2.21] } 18. exd6 { [%eval 2.35] } 18... Bxb2 { [%eval 2.09] } 19. Rc2 { [%eval 2.37] } 19... Bd4 { [%eval 2.85] } 20. Bc6 { [%eval 2.93] } 20... Rd8 { [%eval 2.97] } 21. d7 { [%eval 2.85] } 21... f6? { (2.85 → 5.65) Mistake. Be5 was best. } { [%eval 5.65] } (21... Be5 22. f4 Bc7 23. Kg2 Kf8 24. e4 Ke7 25. e5 Rf8 26. h4 h5 27. Rd1) 22. e3? { (5.65 → 3.16) Mistake. Rb1 was best. } { [%eval 3.16] } (22. Rb1 Bb7 23. Bxb7 Rxd7 24. Rxb6 f5 25. Rb1 a4 26. Bc6) 22... Kf7? { (3.16 → 5.20) Mistake. Be5 was best. } { [%eval 5.2] } (22... Be5 23. f4 Bc7 24. g4 Kf7 25. h4 Ke7 26. g5 Rf8 27. Kf2 fxg5 28. hxg5) 23. exd4 { [%eval 5.13] } 23... cxd4 { [%eval 5.08] } 24. Rd1 { [%eval 5.08] } 24... e5 { [%eval 4.97] } 25. c5 { [%eval 5.09] } 25... bxc5 { [%eval 5.11] } 26. Rxc5 { [%eval 5.16] } 26... Ke7 { [%eval 5.24] } 27. Rxa5 { [%eval 5.29] } 27... Bc4 { [%eval 5.46] } 28. f4 { [%eval 5.57] } 28... Be6 { [%eval 6.68] } 29. fxe5 { [%eval 6.84] } 29... fxe5 { [%eval 6.93] } 30. Rxe5 { [%eval 7.87] } 30... Kd6 { [%eval 7.77] } 31. Rxe6+ { [%eval 7.41] } 31... Kxe6 { [%eval 7.38] } 32. Rxd4 { [%eval 7.18] } 32... h5 { [%eval 6.78] } 33. Rd2 { [%eval 6.82] } 33... Ke5 { [%eval 7.07] } 34. h4 { [%eval 6.71] } 34... Kf5 { [%eval 7.5] } 35. Rf2+ { [%eval 7.1] } 35... Kg4 { [%eval 8.2] } 36. Rf4+ { [%eval 7.9] } 36... Kxg3 { [%eval 7.97] } 37. Re4 { [%eval 8.06] } 37... Rb8 { [%eval 7.54] } 38. Kf1 { [%eval 7.23] } 38... Kf3? { (7.23 → Mate in 6) Checkmate is now unavoidable. Rf8+ was best. } { [%eval #6] } (38... Rf8+ 39. Ke1 Rd8 40. a4 g5 41. hxg5 h4 42. Re8 Rxd7 43. Bxd7 Kf4 44. a5) 39. Rb4+ { [%eval #5] } 39... Kg3 { [%eval #5] } 40. Rxb8 { [%eval #4] } 40... Kxh4 { [%eval #4] } 41. d8=Q+ { [%eval #3] } 41... Kg4 { [%eval #3] } 42. Qd4+ { [%eval #2] } 42... Kg5 { [%eval #2] } 43. Rb5+ { [%eval #1] } 43... Kh6 { [%eval #1] } 44. Qf4+ { [%eval #2] } 44... Kg7 { [%eval #2] } 45. Rb7+ { [%eval #1] } 45... Kg8 { [%eval #1] } 46. Qf7+ { [%eval #1] } 46... Kh8 { [%eval #1] } 47. Qf8# { White wins by checkmate. } 1-0