1.
c4
Nf6
2.
Nc3
c5
3.
Nf3
d5
4.
cxd5
Nxd5
5.
e3
e6
6.
d4
Nc6
7.
Bd3
Be7
8.
O-O
O-O
9.
Qe2
b6
10.
Rd1
Bb7
11.
dxc5
Bxc5
12.
Nxd5
exd5
13.
Bd2
Qe7
14.
Bc3
Rfe8
15.
Ba6
Rad8
16.
Bxb7
Qxb7
17.
Qc2
f6
18.
Qb3
Qf7
19.
Rd3
Rd7
20.
Rad1
Red8
21.
Qa4
Qe6
22.
b4
Bd6
23.
Qb3
Ne7
24.
Nd4
Qf7
25.
Qa4
Be5
26.
Nf3
Bxc3
27.
Rxc3
Qe6
28.
Nd4
Qe5
29.
Rdc1
h5
30.
h3
Rb7
31.
b5
Rbd7
32.
Qd1
g6
33.
R1c2
Re8
34.
Qd3
Kf7
35.
Rc1
Red8
36.
Qc2
Re8
37.
Qb3
Red8
38.
a4
Re8
39.
Qa2
Rb8
40.
R3c2
Kg7
41.
Qa3
Kf7
42.
a5
bxa5
43.
Nc6
Nxc6
44.
bxc6
Rc7
45.
Qxa5
Rb6
46.
Rc5
Qb2
47.
Rd1
Qb4
48.
Qxb4
Rxb4
49.
Rcxd5
Rxc6
50.
Rd7+
Ke6
51.
Rxa7
Rb2
52.
h4
Rcc2
53.
Ra6+
Ke7
54.
Rf1
Kf7
55.
g3
Ke7
56.
Ra7+
Ke6
57.
Rg7
Kf5
58.
e4+
Kxe4
59.
Rxg6
Rc6
60.
Re1+
Kd4
61.
Re3
Rb5
62.
Rf3
Ke5
63.
Rh6
Rbb6
64.
Rxh5+
Ke6
1-0
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Event
Site
Amsterdam
Date
1973.??.??
Round
7
White
Black
Donner, Jan Hein
Result
1-0
Score
[Event "IBM"] [Site "Amsterdam"] [Date "1973.??.??"] [Round "7"] [White "Szabo, Laszlo"] [Black "Donner, Jan Hein"] [Result "1-0"] 1. c4 Nf6 2. Nc3 c5 3. Nf3 d5 4. cxd5 Nxd5 5. e3 e6 6. d4 Nc6 7. Bd3 Be7 8. O-O O-O 9. Qe2 b6 10. Rd1 Bb7 11. dxc5 Bxc5 12. Nxd5 exd5 13. Bd2 Qe7 14. Bc3 Rfe8 15. Ba6 Rad8 16. Bxb7 Qxb7 17. Qc2 f6 18. Qb3 Qf7 19. Rd3 Rd7 20. Rad1 Red8 21. Qa4 Qe6 22. b4 Bd6 23. Qb3 Ne7 24. Nd4 Qf7 25. Qa4 Be5 26. Nf3 Bxc3 27. Rxc3 Qe6 28. Nd4 Qe5 29. Rdc1 h5 30. h3 Rb7 31. b5 Rbd7 32. Qd1 g6 33. R1c2 Re8 34. Qd3 Kf7 35. Rc1 Red8 36. Qc2 Re8 37. Qb3 Red8 38. a4 Re8 39. Qa2 Rb8 40. R3c2 Kg7 41. Qa3 Kf7 42. a5 bxa5 43. Nc6 Nxc6 44. bxc6 Rc7 45. Qxa5 Rb6 46. Rc5 Qb2 47. Rd1 Qb4 48. Qxb4 Rxb4 49. Rcxd5 Rxc6 50. Rd7+ Ke6 51. Rxa7 Rb2 52. h4 Rcc2 53. Ra6+ Ke7 54. Rf1 Kf7 55. g3 Ke7 56. Ra7+ Ke6 57. Rg7 Kf5 58. e4+ Kxe4 59. Rxg6 Rc6 60. Re1+ Kd4 61. Re3 Rb5 62. Rf3 Ke5 63. Rh6 Rbb6 64. Rxh5+ Ke6 1-0