1.
d4
Nf6
2.
c4
e6
3.
Nc3
Bb4
4.
e3
O-O
5.
Bd3
c5
6.
Nf3
d5
7.
O-O
dxc4
8.
Bxc4
Nc6
9.
a3
Ba5
10.
Qd3
a6
11.
Ne4
b5
12.
Nxf6+
Qxf6
13.
Qe4
Bb7
14.
Bd3
g6
15.
dxc5
Rfd8
16.
Be2
b4
17.
Qf4
Qe7
18.
Ng5
bxa3
19.
bxa3
Bc7
20.
Qh4
h5
21.
Rb1
Rab8
22.
f4
Ba8
23.
Rxb8
Nxb8
24.
Qg3
Nd7
25.
Bxh5
Nxc5
26.
Bf3
Bxf3
27.
Qxf3
Nd3
28.
Qc6
Qc5
29.
Qxc5
Nxc5
30.
Bb2
Bb6
31.
Bd4
Na4
32.
Bxb6
Nxb6
33.
Rb1
Rd6
34.
Kf2
Kg7
35.
Ke2
Rc6
36.
Nf3
Nd5
37.
Rb3
Rc2+
38.
Nd2
a5
39.
g3
a4
40.
Rd3
Nc3+
41.
Kf3
f5
1/2-1/2
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Event
Site
Amsterdam
Date
1972.??.??
White
Donner, Jan Hein
Black
Result
1/2-1/2
[Event "IBM"] [Site "Amsterdam"] [Date "1972.??.??"] [Round "?"] [White "Donner, Jan Hein"] [Black "Polugaevsky, Lev"] [Result "1/2-1/2"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nc6 9. a3 Ba5 10. Qd3 a6 11. Ne4 b5 12. Nxf6+ Qxf6 13. Qe4 Bb7 14. Bd3 g6 15. dxc5 Rfd8 16. Be2 b4 17. Qf4 Qe7 18. Ng5 bxa3 19. bxa3 Bc7 20. Qh4 h5 21. Rb1 Rab8 22. f4 Ba8 23. Rxb8 Nxb8 24. Qg3 Nd7 25. Bxh5 Nxc5 26. Bf3 Bxf3 27. Qxf3 Nd3 28. Qc6 Qc5 29. Qxc5 Nxc5 30. Bb2 Bb6 31. Bd4 Na4 32. Bxb6 Nxb6 33. Rb1 Rd6 34. Kf2 Kg7 35. Ke2 Rc6 36. Nf3 Nd5 37. Rb3 Rc2+ 38. Nd2 a5 39. g3 a4 40. Rd3 Nc3+ 41. Kf3 f5 1/2-1/2