1.
Nf3
d5
2.
g3
g6
3.
Bg2
Bg7
4.
O-O
e5
5.
d3
Ne7
6.
Nbd2
O-O
7.
e4
c5
8.
exd5
Nxd5
9.
Nb3
Nd7
10.
Re1
Rb8
11.
Nfd2
Nc7
12.
Na5
Ne6
13.
Nac4
Qc7
14.
Ne4
Nb6
15.
Nc3
Bd7
16.
a4
Bc6
17.
Nb5
Bxb5
18.
axb5
Nxc4
19.
dxc4
b6
20.
c3
Rfe8
21.
Ra6
Re7
22.
Qa4
Rc8
23.
Bd5
Qb8
24.
Bxe6
fxe6
25.
Qd1
Rd8
26.
Qg4
Ree8
27.
h4
Rd7
28.
h5
gxh5
29.
Qxh5
Rf8
30.
Qg4
Rf6
31.
Be3
Rg6
32.
Qe4
Bf8
33.
Raa1
Bd6
34.
Red1
Rgg7
35.
Rd2
Bf8
36.
Rxd7
Rxd7
37.
Qg4+
Kf7
38.
Qh3
Kf6
39.
Rf1
Qe8
40.
Qh4+
Kg7
41.
Bh6+
Kg8
42.
Bxf8
Kxf8
43.
Re1
Qf7
44.
Rxe5
Qg6
45.
Kg2
Qf7
46.
Re4
Ke8
47.
Rf4
Qe7
48.
Qh5+
Kd8
49.
Qe5
Kc8
50.
Qe4
Kb8
51.
Rh4
Qf7
52.
Rf4
Qe7
53.
Qf3
Qd6
54.
Rf8+
Rd8
55.
Rf6
1-0
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Event
Site
Santa Monica
Date
1966.08.08
Round
14
White
Black
Donner, Jan Hein
Result
1-0
[Event "Piatigorsky-Cup 2nd"] [Site "Santa Monica"] [Date "1966.08.08"] [Round "14"] [White "Petrosian, Tigran V"] [Black "Donner, Jan Hein"] [Result "1-0"] 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. O-O e5 5. d3 Ne7 6. Nbd2 O-O 7. e4 c5 8. exd5 Nxd5 9. Nb3 Nd7 10. Re1 Rb8 11. Nfd2 Nc7 12. Na5 Ne6 13. Nac4 Qc7 14. Ne4 Nb6 15. Nc3 Bd7 16. a4 Bc6 17. Nb5 Bxb5 18. axb5 Nxc4 19. dxc4 b6 20. c3 Rfe8 21. Ra6 Re7 22. Qa4 Rc8 23. Bd5 Qb8 24. Bxe6 fxe6 25. Qd1 Rd8 26. Qg4 Ree8 27. h4 Rd7 28. h5 gxh5 29. Qxh5 Rf8 30. Qg4 Rf6 31. Be3 Rg6 32. Qe4 Bf8 33. Raa1 Bd6 34. Red1 Rgg7 35. Rd2 Bf8 36. Rxd7 Rxd7 37. Qg4+ Kf7 38. Qh3 Kf6 39. Rf1 Qe8 40. Qh4+ Kg7 41. Bh6+ Kg8 42. Bxf8 Kxf8 43. Re1 Qf7 44. Rxe5 Qg6 45. Kg2 Qf7 46. Re4 Ke8 47. Rf4 Qe7 48. Qh5+ Kd8 49. Qe5 Kc8 50. Qe4 Kb8 51. Rh4 Qf7 52. Rf4 Qe7 53. Qf3 Qd6 54. Rf8+ Rd8 55. Rf6 1-0