1. d4 e6 2. Nf3 Nf6 3. c4 d5 4. Nc3 Nbd7 5. Bg5 Be7 6. e3 O-O 7. Rc1 c6 8. Qc2 h6 9. Bf4 a6 10. a3 dxc4 11. Bxc4 b5 12. Be2 Bb7 13. O-O c5 14. dxc5 Nxc5 15. Rfd1 Qb6 16. b4 Ncd7 17. Rd4 Rac8 18. Qd1 Rfd8 19. Ne5 Nxe5 20. Bxe5 Rxd4 21. Bxd4 Qd6 22. Bxf6 Qxd1+ 23. Nxd1 Rxc1 24. Bxe7 Bd5 25. Kf1 Ra1 26. Bc5 Rxa3 27. f3 e5 28. e4 Be6 29. Ne3 Ra1+ 30. Kf2 Ra2 31. Nd5 f6 32. Ke3 Kf7 33. g4 g5 34. h3 Ra1 35. Kf2 Ra2 36. Ke3 Rb2

1/2-1/2

Source(s): Irish Independent.

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