1.
c4
e6
2.
Nf3
d5
3.
b3
c5
4.
Bb2
Nc6
5.
g3
Nf6
6.
Bg2
Be7
7.
O-O
O-O
8.
e3
b6
9.
Qe2
Bb7
10.
d3
Re8
11.
Nc3
Bf8
12.
Rfd1
d4
13.
exd4
cxd4
14.
Ne4
Nxe4
15.
dxe4
e5
16.
Ne1
a5
17.
a3
Qb8
18.
Rac1
Ba6
19.
Bf1
Nd8
20.
Qd2
Ne6
21.
b4
Be7
22.
Rb1
axb4
23.
axb4
Qc7
24.
b5
Bb7
25.
f3
Bg5
26.
Qc2
Nc5
27.
Nd3
Be3+
28.
Kh1
f5
29.
Nxc5
Qxc5
30.
Bd3
fxe4
31.
fxe4
Bc8
32.
Ra1
Be6
33.
Ra6
Bg4
34.
Be2
Bxe2
35.
Qxe2
Rac8
36.
Ra4
Qc7
37.
Bc1
Bxc1
38.
Rxc1
Rf8
39.
Kg2
Qd7
40.
Qd3
Rf7
41.
Rf1
Rxf1
42.
Kxf1
Qh3+
43.
Kg1
h5
44.
Ra1
h4
45.
Rc1
Qg4
46.
c5
bxc5
47.
b6
Kh7
48.
b7
Rb8
49.
Rxc5
Rxb7
50.
Rxe5
hxg3
51.
hxg3
Rc7
52.
Rf5
Rc3
53.
Qxd4
Qxg3+
54.
Kf1
Rc1+
55.
Ke2
Qg2+
56.
Ke3
Re1+
57.
Kf4
Qh2+
58.
Kf3
0-1
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Event
Site
Amsterdam
Date
1969.??.??
Round
7
White
Hartoch, Robert G
Black
Result
0-1
[Event "IBM"] [Site "Amsterdam"] [Date "1969.??.??"] [Round "7"] [White "Hartoch, Robert G"] [Black "Ivkov, Borislav"] [Result "0-1"] 1. c4 e6 2. Nf3 d5 3. b3 c5 4. Bb2 Nc6 5. g3 Nf6 6. Bg2 Be7 7. O-O O-O 8. e3 b6 9. Qe2 Bb7 10. d3 Re8 11. Nc3 Bf8 12. Rfd1 d4 13. exd4 cxd4 14. Ne4 Nxe4 15. dxe4 e5 16. Ne1 a5 17. a3 Qb8 18. Rac1 Ba6 19. Bf1 Nd8 20. Qd2 Ne6 21. b4 Be7 22. Rb1 axb4 23. axb4 Qc7 24. b5 Bb7 25. f3 Bg5 26. Qc2 Nc5 27. Nd3 Be3+ 28. Kh1 f5 29. Nxc5 Qxc5 30. Bd3 fxe4 31. fxe4 Bc8 32. Ra1 Be6 33. Ra6 Bg4 34. Be2 Bxe2 35. Qxe2 Rac8 36. Ra4 Qc7 37. Bc1 Bxc1 38. Rxc1 Rf8 39. Kg2 Qd7 40. Qd3 Rf7 41. Rf1 Rxf1 42. Kxf1 Qh3+ 43. Kg1 h5 44. Ra1 h4 45. Rc1 Qg4 46. c5 bxc5 47. b6 Kh7 48. b7 Rb8 49. Rxc5 Rxb7 50. Rxe5 hxg3 51. hxg3 Rc7 52. Rf5 Rc3 53. Qxd4 Qxg3+ 54. Kf1 Rc1+ 55. Ke2 Qg2+ 56. Ke3 Re1+ 57. Kf4 Qh2+ 58. Kf3 0-1