
[Event "Marburger Schachtage B"]
[Site "Marburg GER"]
[Date "2023.10.28"]
[Round "5.23"]
[White "Koch, Mika Jonas"]
[Black "Rittel, Christoph"]
[Result "1/2-1/2"]
[ECO "A21"]
[PlyCount "107"]
1.c4 e5 2.Nc3 f5 3.d3 Nf6 4.Nf3 d6 5.g3 c6 6.Bg2 Be7 7.Qc2 O-O 8.O-O Na6 9.a3 Qe8 10.Re1 Qg6 11.Bd2 f4 12.Rac1 fxg3 13.fxg3 Nh5 14.d4 Qg4 15.Qe4 Qxe4 16.Nxe4 Nf6 17.Nxf6+ gxf6 18.e4 Be6 19.d5 cxd5 20.cxd5 Bd7 21.Be3 Nc5 22.Bxc5 dxc5 23.Red1 Bd6 24.Nd2 Bg4 25.Rf1 b5 26.Bf3 Bd7 27.Be2 a6 28.b3 Rac8 29.Kf2 f5 30.Kg2 Be7 31.exf5 Bxf5 32.Rxf5 Rxf5 33.Bg4 Rff8 34.Bxc8 Rxc8 35.Ne4 c4 36.d6 Bd8 37.b4 Bb6 38.Nc5 Bxc5 39.bxc5 Rxc5 40.Rd1 Rc8 41.Kf3 Kf7 42.Ke4 Ke6 43.Rd5 c3 44.Rxe5+ Kxd6 45.Rd5+ Ke6 46.Rd1 c2 47.Rc1 a5 48.Kd3 b4 49.axb4 axb4 50.Rxc2 Rd8+ 51.Ke4 b3 52.Rb2 Rb8 53.Kd4 Kf5 54.h3 1/2-1/2
[Site "Marburg GER"]
[Date "2023.10.28"]
[Round "5.23"]
[White "Koch, Mika Jonas"]
[Black "Rittel, Christoph"]
[Result "1/2-1/2"]
[ECO "A21"]
[PlyCount "107"]
1.c4 e5 2.Nc3 f5 3.d3 Nf6 4.Nf3 d6 5.g3 c6 6.Bg2 Be7 7.Qc2 O-O 8.O-O Na6 9.a3 Qe8 10.Re1 Qg6 11.Bd2 f4 12.Rac1 fxg3 13.fxg3 Nh5 14.d4 Qg4 15.Qe4 Qxe4 16.Nxe4 Nf6 17.Nxf6+ gxf6 18.e4 Be6 19.d5 cxd5 20.cxd5 Bd7 21.Be3 Nc5 22.Bxc5 dxc5 23.Red1 Bd6 24.Nd2 Bg4 25.Rf1 b5 26.Bf3 Bd7 27.Be2 a6 28.b3 Rac8 29.Kf2 f5 30.Kg2 Be7 31.exf5 Bxf5 32.Rxf5 Rxf5 33.Bg4 Rff8 34.Bxc8 Rxc8 35.Ne4 c4 36.d6 Bd8 37.b4 Bb6 38.Nc5 Bxc5 39.bxc5 Rxc5 40.Rd1 Rc8 41.Kf3 Kf7 42.Ke4 Ke6 43.Rd5 c3 44.Rxe5+ Kxd6 45.Rd5+ Ke6 46.Rd1 c2 47.Rc1 a5 48.Kd3 b4 49.axb4 axb4 50.Rxc2 Rd8+ 51.Ke4 b3 52.Rb2 Rb8 53.Kd4 Kf5 54.h3 1/2-1/2
[Event "Marburger Schachtage B"]
[Site "Marburg GER"]
[Date "2023.10.28"]
[Round "5.23"]
[White "Koch, Mika Jonas"]
[Black "Rittel, Christoph"]
[Result "1/2-1/2"]
[ECO "A21"]
[Opening "English opening"]
[EventDate "2023.10.26"]
[WhiteFideId "34669027"]
[BlackFideId "34660836"]
1. c4 e5 2. Nc3 f5 3. d3 Nf6 4. Nf3 d6 5. g3 c6 6. Bg2 Be7 7. Qc2 O-O 8.
O-O Na6 9. a3 Qe8 10. Re1 Qg6 11. Bd2 f4 12. Rac1 fxg3 13. fxg3 Nh5 14. d4
Qg4 15. Qe4 Qxe4 16. Nxe4 Nf6 17. Nxf6+ gxf6 18. e4 Be6 19. d5 cxd5 20.
cxd5 Bd7 21. Be3 Nc5 22. Bxc5 dxc5 23. Red1 Bd6 24. Nd2 Bg4 25. Rf1 b5 26.
Bf3 Bd7 27. Be2 a6 28. b3 Rac8 29. Kf2 f5 30. Kg2 Be7 31. exf5 Bxf5 32.
Rxf5 Rxf5 33. Bg4 Rff8 34. Bxc8 Rxc8 35. Ne4 c4 36. d6 Bd8 37. b4 Bb6 38.
Nc5 Bxc5 39. bxc5 Rxc5 40. Rd1 Rc8 41. Kf3 Kf7 42. Ke4 Ke6 43. Rd5 c3 44.
Rxe5+ Kxd6 45. Rd5+ Ke6 46. Rd1 c2 47. Rc1 a5 48. Kd3 b4 49. axb4 axb4 50.
Rxc2 Rd8+ 51. Ke4 b3 52. Rb2 Rb8 53. Kd4 Kf5 54. h3 1/2-1/2