1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 exd6 6. Nf3 Be7 7. Be2 O-O 8. O-O Re8 9. Nc3 N8d7 10. Bf4 Nf8 11. Qc2 Bg4 12. Rac1 Bf6 13. Rfd1 c6 14. c5 Nc8 15. Ne4 d5 16. Nxf6+ Qxf6 17. Be5 Qe7 18. h3 Bh5 19. Re1 f6 20. Bg3 Qd7 21. Ne5 Bg6 22. Nxd7 Bxc2 23. Nxf6+ gxf6 24. Rxc2 Ne7 25. Bh5 Nfg6 26. Rce2 Kf7 27. Bh4 Ng8 28. g4 Rxe2 29. Rxe2 Re8 30. Rxe8 Kxe8 31. f4 Kf8 32. Bg3 Kg7 33. Kf2 N8e7 34. f5 Nf8 35. Be8 h6 36. Ke3 Nh7 37. h4 Kf8 38. Bd7 Kf7 39. Bb8 Nf8 40. Be6+ Nxe6 41. fxe6+ Kxe6 42. Bxa7 f5 43. g5 hxg5 44. hxg5 f4+ 45. Kxf4 Nf5 46. Bb8 Nxd4 47. g6 Ne2+ 48. Kg5 Nd4 49. Kh6 Nf5+ 50. Kh7 d4 51. Bf4 Kd5 52. g7 Nxg7 53. Kxg7 Kxc5 54. Kf6 Kc4 55. Ke5 Kd3 56. a3 c5 57. Kd5 Kc2 58. Kxc5 Kxb2 59. a4 Kb3 60. a5 Kc3 61. Kb6

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Source(s): Irish Independent.

Reference(s): Cox centenary: Challenge match with O'Hanlon, IRLchess, December 28, 2012.