Event: Round 1: Mark L Hebden - Borna Derakhshani
Date: 2023-10-31
White: Mark L Hebden
WhiteTitle: GM
WhiteElo: 2443
Black: Borna Derakhshani
BlackTitle: FM
BlackElo: 2358
Result: 1/2-1/2
ECO: E46
Opening: Nimzo-Indian Defense: Reshevsky Variation
Variant: Standard

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 c6 6. a3 Ba5 7. Qc2 d5 8. Ng3 Nbd7 9. Be2 dxc4 10. Bxc4 e5 11. O-O exd4 12. exd4 Nb6 13. Ba2 Nbd5 14. Bg5 h6 15. Bxf6 Nxf6 16. Rad1 Bg4 17. f3 Bd7 18. Kh1 Qc7 19. Nce4 Nd5 20. Bb1 g6 21. Ba2 Kg7 22. Qc1 Rae8 23. b4 Bb6 24. Rfe1 Re7 25. Nc5 Rfe8 26. Rxe7 Rxe7 27. Re1 Bc8 28. Bxd5 cxd5 29. Kg1 Rxe1+ 30. Qxe1 Qf4 31. Qc3 Bc7 32. Nf1 Qd6 33. g3 Qf6 34. Kf2 Qc6 35. Ne3 Be6 36. b5 Qb6 37. a4 Bd8 38. h4 h5 39. f4 Qc7 40. Qd2 Bf6 41. Ke2 Qc8 42. Qb4 Be7 43. b6 axb6 44. Qxb6 Bxc5 45. dxc5 d4 46. Nc2 Bc4+ 47. Kd2 Qg4 48. Nxd4 Qxg3 49. Qd6 Qd3+ 50. Kc1 Qa3+ 51. Kd2 Qd3+ 52. Kc1 Qa3+ 1/2-1/2