1977: Boris Spassky vs Viktor Korchnoi

Viktor Korchnoi  em 1993

[Event "Korchnoi-Spassky Candidates Final Match"]
[Site "Belgrade YUG"]
[Date "1977.11.23"]
[EventDate "1977.11.21"]
[Round "2"]
[Result "0-1"]
[White "Boris Spassky"]
[Black "Viktor Korchnoi"]
[ECO "C18"]
[WhiteElo "2610"]
[BlackElo "2645"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7
7. Qg4 cxd4 8. Qxg7 Rg8 9. Qxh7 Qc7 10. Ne2 Nbc6 11. f4 Bd7
12. Qd3 dxc3 13. Be3 d4 14. Bf2 O-O-O 15. Nxd4 Nxd4 16. Qxd4
b6 17. Bh4 Bb5 18. Qe4 Bxf1 19. Rxf1 Rd5 20. Bxe7 Qxe7 21. Rf3
Kb8 22. Kf1 Rd2 23. Rf2 Rgd8 24. Qf3 Rxf2+ 25. Kxf2 Rd2+
26. Kg3 Qd8 27. Qe4 Qg8+ 28. Kh3 Qh8+ 29. Kg3 Qg7+ 30. Kh3 Rd8
31. g4 Rh8+ 32. Kg3 Qh6 33. Qg2 Qh4+ 34. Kf3 Rd8 35. Qg3 Qe7
36. g5 Rd2 37. Kg4 Qb7 38. Qxc3 Rg2+ 39. Kh3 Rf2 40. Kg4 Qe4
0-1

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1977: Viktor Korchnoi vs Boris Spassky

Garry Kasparov, left, took notes as Viktor Korchnoi made a move during the World Chess Championship semifinal in London in 1983.

[Event "Korchnoi-Spassky Candidates Final Match"]
[Site "Belgrade YUG"]
[Date "1977.12.09"]
[EventDate "1977.11.21"]
[Round "7"]
[Result "1-0"]
[White "Viktor Korchnoi"]
[Black "Boris Spassky"]
[ECO "D58"]
[WhiteElo "2645"]
[BlackElo "2610"]
[PlyCount "95"]

1. c4 e6 2. Nc3 d5 3. d4 Be7 4. Nf3 Nf6 5. Bg5 O-O 6. e3 h6
7. Bh4 b6 8. Rc1 Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. b4 c6
12. Be2 Nd7 13. O-O a5 14. b5 c5 15. dxc5 Nxc5 16. Nd4 Qd6
17. Bg4 Rfd8 18. Re1 Ne6 19. Bxe6 fxe6 20. Nc6 Bxc6 21. bxc6
Bxc3 22. Rxc3 Rac8 23. Qc2 e5 24. c7 Rd7 25. Rc1 d4 26. Rc6
Qd5 27. Qb1 d3 28. Qxb6 d2 29. Rd1 Qxa2 30. h3 Qa4 31. Rxd2
Rxd2 32. Qb7 Rdd8 33. cxd8=Q+ Rxd8 34. Rc7 Qa1+ 35. Kh2 e4
36. Qxe4 Qf6 37. f4 Qf8 38. Ra7 Qc5 39. Qb7 Qc3 40. Qe7 Rf8
41. e4 Qd4 42. f5 h5 43. Rxa5 Qd2 44. Qe5 Qg5 45. Ra6 Rf7
46. Rg6 Qd8 47. f6 h4 48. fxg7 1-0

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