Players: Sieber, Bert vs Tonndorf, Matthias
Replay & analyse this game → Master database[White "Sieber, Bert"] [Black "Tonndorf, Matthias"] [Result "0-1"] [ECO "A40"] [Opening "English Defense"] [Date "2026-08-09"] 1. d4 1... e6 2. c4 2... b6 3. Nc3 3... Bb7 4. e4 4... Bb4 5. Bd3 5... c5 6. d5 6... Bxc3+ 7. bxc3 7... e5?! 8. Ne2 8... Ne7 9. O-O 9... O-O?! 10. Ng3 10... d6 11. Bg5?! 11... f6 12. Be3 12... Nd7 13. h4 13... Rf7 14. h5 14... Qc7 15. Qg4 15... Raf8 16. h6 16... g5 17. Nh5 17... Ng6 18. Ng7 18... Bc8 19. g3 19... Nb8 20. Qh5 20... Kh8 21. Kg2 21... Rg8 22. Rg1 22... Qd7 23. f3 23... Qa4 24. Nf5?? 24... Rd7?? 25. Bd2 25... Rdd8 26. Ne3 26... Qe8 27. Qh2 27... Ne7 28. Nf5 28... Nxf5 29. exf5 29... Qa4 30. Qh5 30... Rdf8 31. Qg4 31... Na6 32. Rgb1 32... Nc7 33. Qe4 33... Ba6 34. Rb3 34... Rb8 35. Bc1 35... Qe8 36. Bd2 36... Qf8 37. Rh1 37... Qf7 38. Qe2 38... Bb7 39. a4 39... Rbc8 40. Ra3 40... Rb8 41. Be3 41... Rgc8 42. Kf2 42... Ba8 43. Rh2 43... a6 44. Rb3? 44... Re8?! 45. Rh1 45... b5 46. axb5 46... axb5 47. cxb5?! 47... Nxd5 48. c4?! 48... Nf4 49. Qc2? 49... Bxf3?! 50. gxf4? 50... Bxh1 51. fxg5 51... Qh5 52. Ke1 52... fxg5 53. Qd2 53... Rg8 54. Be4? 54... Qxh6?! 55. Bd5?! 55... Bxd5 56. Qxd5 56... Ra8 57. b6 57... Qh2 58. Rb1?! 58... Ra2 59. Qf3 59... g4 60. Qf1?! 60... Qh3? 61. Qxh3? 61... gxh3 62. Bg5 62... Rxg5
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