Event: German Masters 2023 - German Masters 2023 Herren
Site: Tornelo INT
Date: 2023-12-11
White: Roseneck, Jonas
WhiteTitle: IM
WhiteElo: 2390
Black: Costa, Leonardo
BlackTitle: FM
BlackElo: 2472
Result: 1-0
ECO: A13
Opening: English Opening: Agincourt Defense, Catalan Defense Accepted
Variant: Standard

1. c4 { [%eval 0.23] } 1... Nf6 { [%eval 0.29] } 2. Nf3 { [%eval 0.12] } 2... e6 { [%eval 0.22] } 3. g3 { [%eval 0.13] } 3... d5 { [%eval 0.19] } 4. Bg2 { [%eval 0.22] } 4... dxc4 { [%eval 0.25] } 5. Qa4+ { [%eval 0.21] } 5... Bd7 { [%eval 0.28] } 6. Qxc4 { [%eval 0.25] } 6... c5 { [%eval 0.25] } 7. Ne5 { [%eval 0.17] } 7... Qc8 { [%eval 0.17] } 8. Qd3 { [%eval 0.19] } 8... Nc6 { [%eval 0.1] } 9. Nxd7 { [%eval 0.09] } 9... Nxd7 { [%eval 0.0] } 10. Nc3 { [%eval 0.14] } 10... Be7 { [%eval 0.06] } 11. b3 { [%eval 0.13] } 11... O-O { [%eval 0.13] } 12. Bb2 { [%eval 0.15] } 12... Rd8 { [%eval 0.14] } 13. Rd1 { [%eval 0.12] } 13... Nf6 { [%eval 0.16] } 14. Qb1 { [%eval 0.12] } 14... Qd7 { [%eval 0.28] } 15. O-O { [%eval 0.38] } 15... Rac8 { [%eval 0.39] } 16. d3 { [%eval 0.35] } 16... b6 { [%eval 0.42] } 17. Rd2 { [%eval 0.35] } 17... e5 { [%eval 0.16] } 18. Rfd1 { [%eval 0.17] } 18... Qe6 { [%eval 0.24] } 19. e3 { [%eval 0.38] } 19... h5 { [%eval 0.29] } 20. Ne2 { [%eval 0.21] } 20... Nd5 { [%eval 0.19] } 21. h4 { [%eval 0.19] } 21... a6 { [%eval 0.35] } 22. d4 { [%eval 0.07] } 22... cxd4 { [%eval 0.1] } 23. exd4 { [%eval 0.03] } 23... Bb4 { [%eval 0.03] } 24. dxe5 { [%eval 0.08] } 24... Bxd2 { [%eval 0.0] } 25. Rxd2 { [%eval 0.02] } 25... Nde7?? { [%eval 1.8] } { Blunder. Nc7 was best. } 26. Nf4 { [%eval 1.79] } 26... Qh6 { [%eval 1.58] } 27. Rxd8+ { [%eval 1.64] } 27... Nxd8?! { [%eval 2.34] } { Inaccuracy. Rxd8 was best. } 28. Ba3 { [%eval 2.16] } 28... Ne6 { [%eval 2.58] } 29. Bxe7 { [%eval 2.53] } 29... Nxf4 { [%eval 2.54] } 30. gxf4 { [%eval 2.61] } 30... Qxf4 { [%eval 2.65] } 31. Bg5 { [%eval 2.6] } 31... Qxe5 { [%eval 2.5] } 32. Be3 { [%eval 2.13] } 32... b5 { [%eval 1.93] } 33. Qd1 { [%eval 2.0] } 33... b4 { [%eval 2.49] } 34. Bf3 { [%eval 2.55] } 34... f5? { [%eval 4.36] } { Mistake. g6 was best. } 35. Bd5+ { [%eval 4.31] } 35... Kf8 { [%eval 4.1] } 36. Qf3 { [%eval 4.46] } 36... a5 { [%eval 5.32] } 37. Bf4 { [%eval 5.23] } 37... Qe1+ { [%eval 5.56] } 38. Kg2 { [%eval 5.38] } 38... g6 { [%eval 6.01] } 39. Qg3 { [%eval 5.05] } 39... Kg7 { [%eval 6.19] } 40. Be3 { [%eval 6.28] } 40... Qd1?? { [%eval #15] } { Checkmate is now unavoidable. Qc3 was best. } 41. Qe5+ { [%eval #14] } 41... Kh7 { [%eval #29] } 42. Qe7+ { [%eval 7.7] } 42... Kh8 { [%eval #13] } 43. Qf6+ { [%eval #12] } 43... Kh7 { [%eval #12] } 44. Qf7+ { [%eval #11] } 44... Kh8 { [%eval #11] } 45. Bf3? { [%eval 7.04] } { Lost forced checkmate sequence. Bg5 was best. } 45... Qd6? { [%eval #11] } { Checkmate is now unavoidable. Qa1 was best. } 46. Bd5 { [%eval #10] } 1-0