[Event "Candidates m2"]
[Site "Riga"]
[Date "1991.??.??"]
[Round "4"]
[White "Yudasin, Leonid"]
[Black "Ivanchuk, Vassily"]
[Result "0-1"]
[WhiteElo "2645"]
[BlackElo "2695"]
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Bb7 10. d3 Re8 11. Ng5 Rf8 12. Nd2 Na5 13. Bc2 c5 14. Nf1 h6 15. Nf3 Re8 16. N3h2 d5 17. Qf3 dxe4 18. dxe4 Nc4 19. Ng3 Nd6 20. Be3 Qc7 21. Ng4 Nxg4 22. Qxg4 Kh8 23. a4 Bf8 24. h4 Bc8 25. Qh5 Rb8 26. axb5 axb5 27. Qf3 Be6 28. Nf5 Qc6 29. Red1 Ra8 30. Rxa8 Rxa8 31. Qg3 Nc4 32. Bc1 Qc7 33. h5 b4 34. cxb4 cxb4 35. Bb3 Ra1 36. Kh2 Bxf5 37. exf5 Na5 38. Bc2 Qxc2 39. Rd8 Qxf5 40. Rxf8+ Kh7 41. Bd2 Rd1 42. Bxb4 Rd4 43. Be1 Qxh5+ 44. Kg1 Rd1 45. f3 Nc4 46. Qf2 Nxb2 47. g4 Qg6 48. Qxb2 Rxe1+ 49. Kf2 Rb1 50. Qxe5 Qb6+ 51. Kg3 Qg1+ 52. Kh3 Qh1+ 53. Kg3 Rg1+ 54. Kf4 g5+ 0-1