1.
d4
d5
2.
c4
e6
3.
Nc3
Nf6
4.
cxd5
exd5
5.
Bg5
Be7
6.
e3
c6
7.
Bd3
Bg4
8.
Qc2
Bh5
9.
Nge2
Bg6
10.
Nf4
Bxd3
11.
Nxd3
Nbd7
12.
O-O
O-O
13.
b4
Ne4
14.
Bxe7
Qxe7
15.
b5
Rac8
16.
Qb2
Nxc3
17.
Qxc3
c5
18.
Qa3
Rfe8
19.
Qxa7
c4
20.
Nf4
Nf6
21.
a4
g5
22.
Ne2
Ne4
23.
a5
Nd2
24.
Rfd1
Nb3
25.
Ra2
c3
26.
Rc2
Qe4
27.
Rxc3
Rxc3
28.
Nxc3
Qc2
29.
a6
Qxc3
30.
axb7
Qc2
31.
Rf1
Qc7
32.
b6
Qd6
33.
Qa4
Rb8
34.
Qxb3
Rxb7
35.
Rb1
Kg7
36.
h3
Qg6
37.
Rb2
h6
38.
Qb5
g4
39.
hxg4
1-0
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Event
Site
Moscow
Date
1956.09.21
Round
9
White
Black
Keller, Dieter
Result
1-0
Score
[Event "Olympiad-12 Final A"] [Site "Moscow"] [Date "1956.09.21"] [Round "9"] [White "Portisch, Lajos"] [Black "Keller, Dieter"] [Result "1-0"] 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Bg4 8. Qc2 Bh5 9. Nge2 Bg6 10. Nf4 Bxd3 11. Nxd3 Nbd7 12. O-O O-O 13. b4 Ne4 14. Bxe7 Qxe7 15. b5 Rac8 16. Qb2 Nxc3 17. Qxc3 c5 18. Qa3 Rfe8 19. Qxa7 c4 20. Nf4 Nf6 21. a4 g5 22. Ne2 Ne4 23. a5 Nd2 24. Rfd1 Nb3 25. Ra2 c3 26. Rc2 Qe4 27. Rxc3 Rxc3 28. Nxc3 Qc2 29. a6 Qxc3 30. axb7 Qc2 31. Rf1 Qc7 32. b6 Qd6 33. Qa4 Rb8 34. Qxb3 Rxb7 35. Rb1 Kg7 36. h3 Qg6 37. Rb2 h6 38. Qb5 g4 39. hxg4 1-0