[Event "US op"] [Site "Pasadena"] [Date "1983.??.??"] [Round "?"] [White "Kortschnoj, Viktor"] [Black "Seirawan, Yasser"] [Result "1-0"] [WhiteElo "2600"] [BlackElo "2600"] [ECO "A41"] 1. d4 g6 2. Nf3 d6 3. g3 Bg7 4. Bg2 Bg4 5. h3 Bxf3 6. Bxf3 c6 7. O-O e5 8. dxe5 dxe5 9. Nd2 Na6 10. Nc4 Qe7 11. Qd6 Kf8 12. Rd1 Qxd6 13. Nxd6 Rb8 14. Be3 f5 15. Bxa7 Ra8 16. Be3 Ne7 17. Bg2 Nb4 18. Rd2 e4 19. c4 Rxa2 20. Rxa2 Nxa2 21. Bc5 b6 22. Bxb6 Bf6 23. Bxe4 fxe4 24. Nxe4 Bg7 25. Bc5 Kf7 26. Rd7 Bf8 27. Ng5+ Ke8 28. Rc7 h6 29. Ne6 Rh7 30. Nxf8 Kxf8 31. Rc8+ Kf7 32. Bxe7 1-0

[Event "US op"] [Site "Pasadena"] [Date "1983.??.??"] [Round "?"] [White "Kortschnoj, Viktor"] [Black "Gurevich, Dmitry"] [Result "1-0"] [WhiteElo "2600"] [BlackElo "2470"] [ECO "E42"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Ne2 b6 6. a3 Ba5 7. Rb1 Qe7 8. Bd2 O-O 9. Ng3 Na6 10. d5 Nc7 11. Qf3 Bxc3 12. Bxc3 exd5 13. cxd5 Re8 14. Nf5 Qe4 15. Bxf6 Qxb1+ 16. Kd2 Qe4 17. Qg3 Qxd5+ 18. Kc1 g6 19. Nh6+ Kf8 20. Qxc7 Bb7 21. Bb5 Qe6 22. Qf4 1-0

[Event "US op"] [Site "Pasadena"] [Date "1983.??.??"] [Round "?"] [White "Christiansen, Larry Mark"] [Black "Kortschnoj, Viktor"] [Result "1/2-1/2"] [WhiteElo "2520"] [BlackElo "2600"] [ECO "E16"] 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 a5 6. Bg2 Bb7 7. O-O O-O 8. Bg5 Be7 9. Qc2 c5 10. dxc5 bxc5 11. Nc3 d6 12. Rad1 Nbd7 13. Rd2 Qb6 14. Rfd1 Rfd8 15. Bf4 Nf8 16. h3 Ng6 17. Bg5 Rab8 18. b3 h6 19. Bxf6 Bxf6 20. Na4 Qc7 21. Ne1 Ne7 22. Bxb7 Rxb7 23. Nf3 Nc6 24. Qe4 Rbb8 25. e3 Ne7 26. Qf4 Ng6 27. Qe4 Rd7 28. Nh2 Rdd8 29. Ng4 Be7 30. f4 Nf8 31. Qf3 Qc8 32. Nf2 Nd7 33. Ne4 Nb6 34. Nxb6 Rxb6 35. Nc3 Qc6 36. Qxc6 Rxc6 37. Kg2 Kf8 38. Kf3 Rb8 39. Nb5 a4 40. Nxd6 axb3 41. axb3 Rxb3 42. Nb5 Ra6 43. Rd7 g5 44. Rc7 f5 45. Rdd7 Rb2 46. Nc3 Ra1 47. Nd1 Rbb1 48. Nf2 Ra2 49. Rxe7 Rf1 50. Rf7+ 1/2-1/2