[Event "20e HSG Open"] [Site "Hilversum"] [Date "2026.06.19"] [Round "1"] [White "Bunschoten, Inge"] [Black "Koks, Paul"] [Result "1/2-1/2"] [ECO "C09"] [PlyCount "80"] [EventDate "2026.06.31"] [EventRounds "6"] [EventCountry "NED"] [SourceVersionDate "2025.09.06"] 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. dxc5 Bxc5 6. exd5 exd5 7. Bd3 Nf6 8. O-O O-O 9. a3 Re8 10. b4 Bb6 11. Bb2 Ne4 12. c3 Bf5 13. Qc2 Nxd2 14. Qxd2 Bxd3 15. Qxd3 Ne5 16. Nxe5 Rxe5 17. c4 Re6 18. c5 Bc7 19. f4 Re4 20. Qg3 d4 21. Rae1 f5 22. Rxe4 fxe4 23. Rd1 Qe7 24. Rxd4 e3 25. Re4 Qf7 26. Qxe3 Rd8 27. h3 Rf8 28. Re7 Bxf4 29. Qe6 Qxe6 30. Rxg7+ Kh8 31. Re7+ Qf6 32. Bxf6+ Rxf6 33. Rxb7 a6 34. a4 Be3+ 35. Kh2 h5 36. a5 h4 37. Rb8+ Kg7 38. Rb7+ Kg8 39. Rb8+ Kg7 40. Rb7+ Kg8 1/2-1/2