
[Event "60th Groningen Open 2024"]
[Site "Groningen NED"]
[Date "2024.12.27"]
[Round "6.5"]
[White "Koster, R"]
[Black "De Winter, Arthur"]
[Result "0-1"]
[WhiteElo "2330"]
[BlackElo "2446"]
[ECO "A40"]
[PlyCount "76"]
1.d4 e6 2.c4 b6 3.e4 Bb4+ 4.Bd2 Bxd2+ 5.Qxd2 d5 6.Bd3 Nc6 7.Nf3 dxe4 8.Bxe4 Bb7 9.O-O Nf6 10.Bxc6+ Bxc6 11.d5 Bb7 12.Nd4 Qd7 13.Qb4 O-O-O 14.Nc3 Kb8 15.Qa3 exd5 16.c5 bxc5 17.Nb3 c4 18.Nc5 Qd6 19.Nb5 Qb6 20.Nd4 Rhe8 21.b4 Ka8 22.Rfe1 Rxe1+ 23.Rxe1 Re8 24.Rxe8+ Nxe8 25.Qe3 Nd6 26.a3 a5 27.Na4 Qa7 28.b5 Qb8 29.Qc3 Bc8 30.h3 Bd7 31.Nc5 Nxb5 32.Nxb5 Qxb5 33.Nxd7 Qxd7 34.Qxa5+ Kb7 35.Qb4+ Ka6 36.a4 Qc6 37.Qd2 c3 38.Qc2 Qc4 0-1
[Site "Groningen NED"]
[Date "2024.12.27"]
[Round "6.5"]
[White "Koster, R"]
[Black "De Winter, Arthur"]
[Result "0-1"]
[WhiteElo "2330"]
[BlackElo "2446"]
[ECO "A40"]
[PlyCount "76"]
1.d4 e6 2.c4 b6 3.e4 Bb4+ 4.Bd2 Bxd2+ 5.Qxd2 d5 6.Bd3 Nc6 7.Nf3 dxe4 8.Bxe4 Bb7 9.O-O Nf6 10.Bxc6+ Bxc6 11.d5 Bb7 12.Nd4 Qd7 13.Qb4 O-O-O 14.Nc3 Kb8 15.Qa3 exd5 16.c5 bxc5 17.Nb3 c4 18.Nc5 Qd6 19.Nb5 Qb6 20.Nd4 Rhe8 21.b4 Ka8 22.Rfe1 Rxe1+ 23.Rxe1 Re8 24.Rxe8+ Nxe8 25.Qe3 Nd6 26.a3 a5 27.Na4 Qa7 28.b5 Qb8 29.Qc3 Bc8 30.h3 Bd7 31.Nc5 Nxb5 32.Nxb5 Qxb5 33.Nxd7 Qxd7 34.Qxa5+ Kb7 35.Qb4+ Ka6 36.a4 Qc6 37.Qd2 c3 38.Qc2 Qc4 0-1
[Event "60th Groningen Open 2024"]
[Site "Groningen NED"]
[Date "2024.12.27"]
[Round "6.5"]
[White "Koster, R"]
[Black "De Winter, Arthur"]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2330"]
[BlackElo "2446"]
[ECO "A40"]
[Opening "Queen's pawn"]
[Variation "Keres defence"]
[EventDate "2024.12.21"]
[WhiteFideId "1008544"]
[BlackFideId "1069020"]
1. d4 e6 2. c4 b6 3. e4 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bd3 Nc6 7. Nf3 dxe4
8. Bxe4 Bb7 9. O-O Nf6 10. Bxc6+ Bxc6 11. d5 Bb7 12. Nd4 Qd7 13. Qb4 O-O-O
14. Nc3 Kb8 15. Qa3 exd5 16. c5 bxc5 17. Nb3 c4 18. Nc5 Qd6 19. Nb5 Qb6 20.
Nd4 Rhe8 21. b4 Ka8 22. Rfe1 Rxe1+ 23. Rxe1 Re8 24. Rxe8+ Nxe8 25. Qe3 Nd6
26. a3 a5 27. Na4 Qa7 28. b5 Qb8 29. Qc3 Bc8 30. h3 Bd7 31. Nc5 Nxb5 32.
Nxb5 Qxb5 33. Nxd7 Qxd7 34. Qxa5+ Kb7 35. Qb4+ Ka6 36. a4 Qc6 37. Qd2 c3
38. Qc2 Qc4 0-1