1.
Nf3
Nf6
2.
c4
c5
3.
Nc3
Nc6
4.
d4
cxd4
5.
Nxd4
g6
6.
e4
Bg7
7.
Nc2
O-O
8.
Be2
d6
9.
Be3
Be6
10.
O-O
Qc8
11.
f3
Ne8
12.
Rc1
b6
13.
Qd2
Ne5
14.
b3
f5
15.
exf5
Bxf5
16.
Nd4
Nf6
17.
Nd5
Nxd5
18.
cxd5
Qb7
19.
h3
Bd7
20.
f4
Nf7
21.
Ne6
Rfc8
22.
Nxg7
Kxg7
23.
Bd4+
Kf8
24.
Ba1
Rxc1
25.
Qxc1
Ke8
26.
Qc3
Kd8
27.
Qg7
Be8
28.
Bg4
1-0
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Event
Site
Halle/Saale
Date
1963.??.??
White
Black
Ofstad, Per
Result
1-0
Score
[Event "Zonal Halle"] [Site "Halle/Saale"] [Date "1963.??.??"] [Round "?"] [White "Portisch, Lajos"] [Black "Ofstad, Per"] [Result "1-0"] 1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 g6 6. e4 Bg7 7. Nc2 O-O 8. Be2 d6 9. Be3 Be6 10. O-O Qc8 11. f3 Ne8 12. Rc1 b6 13. Qd2 Ne5 14. b3 f5 15. exf5 Bxf5 16. Nd4 Nf6 17. Nd5 Nxd5 18. cxd5 Qb7 19. h3 Bd7 20. f4 Nf7 21. Ne6 Rfc8 22. Nxg7 Kxg7 23. Bd4+ Kf8 24. Ba1 Rxc1 25. Qxc1 Ke8 26. Qc3 Kd8 27. Qg7 Be8 28. Bg4 1-0