1.
d4
Nf6
2.
c4
g6
3.
Nf3
Bg7
4.
g3
O-O
5.
Bg2
d5
6.
cxd5
Nxd5
7.
O-O
Nc6
8.
Nc3
Nb6
9.
e3
e5
10.
d5
Na5
11.
e4
Bg4
12.
b3
c6
13.
Ba3
Re8
14.
h3
Bxf3
15.
Qxf3
cxd5
16.
exd5
f5
17.
Rad1
e4
18.
Qe3
Rc8
19.
Nb5
Re5
20.
Nxa7
Rc2
21.
Nb5
Rxd5
22.
Nd6
Rc3
23.
Qe2
Rcd3
24.
Rxd3
Rxd3
25.
Rd1
Rxd1+
26.
Qxd1
Nc6
27.
Bc5
Be5
28.
b4
Bxd6
29.
Qxd6
Qxd6
30.
Bxd6
Nc8
31.
Bc5
b6
32.
Be3
Nxb4
33.
Bf1
Nd3
1/2-1/2
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Event
Site
Budapest
Date
1975.12.??
White
Black
Vadasz, Laszlo
Result
1/2-1/2
[Event "HUN-ch31"] [Site "Budapest"] [Date "1975.12.??"] [Round "?"] [White "Portisch, Lajos"] [Black "Vadasz, Laszlo"] [Result "1/2-1/2"] 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d5 6. cxd5 Nxd5 7. O-O Nc6 8. Nc3 Nb6 9. e3 e5 10. d5 Na5 11. e4 Bg4 12. b3 c6 13. Ba3 Re8 14. h3 Bxf3 15. Qxf3 cxd5 16. exd5 f5 17. Rad1 e4 18. Qe3 Rc8 19. Nb5 Re5 20. Nxa7 Rc2 21. Nb5 Rxd5 22. Nd6 Rc3 23. Qe2 Rcd3 24. Rxd3 Rxd3 25. Rd1 Rxd1+ 26. Qxd1 Nc6 27. Bc5 Be5 28. b4 Bxd6 29. Qxd6 Qxd6 30. Bxd6 Nc8 31. Bc5 b6 32. Be3 Nxb4 33. Bf1 Nd3 1/2-1/2