1.
d4
e6
2.
c4
Nf6
3.
Nf3
b6
4.
g3
Bb7
5.
Bg2
Be7
6.
O-O
O-O
7.
Nc3
Ne4
8.
Qc2
Nxc3
9.
Qxc3
Qc8
10.
Rd1
d5
11.
cxd5
Bxd5
12.
Ne5
Bxg2
13.
Kxg2
Qb7+
14.
Qf3
Qxf3+
15.
Kxf3
f6
16.
Nd3
Nc6
17.
Nf4
e5
18.
Ne6
Nxd4+
19.
Nxd4
exd4
20.
Rxd4
Rfd8
21.
Rxd8+
Rxd8
22.
Be3
Kf7
23.
a4
Ke6
24.
g4
Rd5
25.
Rc1
c5
26.
b3
Bd6
27.
h3
g6
28.
Ke4
Be5
29.
Rc4
Rd1
30.
Rc1
f5+
31.
gxf5+
gxf5+
32.
Kf3
Rxc1
33.
Bxc1
Kd5
34.
Bg5
a6
35.
Bd8
b5
36.
axb5
axb5
37.
Ba5
c4
38.
bxc4+
Kxc4
39.
e4
fxe4+
40.
Kxe4
Bc3
41.
Bd8
b4
42.
Be7
b3
43.
Ba3
Bg7
44.
f4
Kc3
45.
f5
Kc2
46.
Kd5
Bf8
47.
Bxf8
b2
48.
Ke6
b1=Q
49.
f6
Qb3+
50.
Ke7
Qxh3
51.
f7
Qa3+
52.
Ke8
Qa4+
53.
Ke7
Qb4+
54.
Ke8
Qb8+
55.
Ke7
Qe5+
56.
Kd7
Qf6
57.
Ke8
Qc6+
58.
Ke7
Qg6
59.
Ke8
Kb3
60.
Be7
Kc4
0-1
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Event
Site
Wijk aan Zee
Date
1968.01.13
Round
4
White
Black
Result
0-1
[Event "Hoogovens"] [Site "Wijk aan Zee"] [Date "1968.01.13"] [Round "4"] [White "Ivkov, Borislav"] [Black "Korchnoi, Viktor Lvovich"] [Result "0-1"] 1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 Qc8 10. Rd1 d5 11. cxd5 Bxd5 12. Ne5 Bxg2 13. Kxg2 Qb7+ 14. Qf3 Qxf3+ 15. Kxf3 f6 16. Nd3 Nc6 17. Nf4 e5 18. Ne6 Nxd4+ 19. Nxd4 exd4 20. Rxd4 Rfd8 21. Rxd8+ Rxd8 22. Be3 Kf7 23. a4 Ke6 24. g4 Rd5 25. Rc1 c5 26. b3 Bd6 27. h3 g6 28. Ke4 Be5 29. Rc4 Rd1 30. Rc1 f5+ 31. gxf5+ gxf5+ 32. Kf3 Rxc1 33. Bxc1 Kd5 34. Bg5 a6 35. Bd8 b5 36. axb5 axb5 37. Ba5 c4 38. bxc4+ Kxc4 39. e4 fxe4+ 40. Kxe4 Bc3 41. Bd8 b4 42. Be7 b3 43. Ba3 Bg7 44. f4 Kc3 45. f5 Kc2 46. Kd5 Bf8 47. Bxf8 b2 48. Ke6 b1=Q 49. f6 Qb3+ 50. Ke7 Qxh3 51. f7 Qa3+ 52. Ke8 Qa4+ 53. Ke7 Qb4+ 54. Ke8 Qb8+ 55. Ke7 Qe5+ 56. Kd7 Qf6 57. Ke8 Qc6+ 58. Ke7 Qg6 59. Ke8 Kb3 60. Be7 Kc4 0-1