1.
Nf3
c5
2.
g3
g6
3.
Bg2
Bg7
4.
O-O
Nc6
5.
c4
e6
6.
Nc3
Nge7
7.
d3
O-O
8.
Bg5
h6
9.
Bd2
b6
10.
a3
Bb7
11.
Rb1
d5
12.
cxd5
exd5
13.
b4
cxb4
14.
axb4
d4
15.
Na2
Qd7
16.
b5
Nd8
17.
Qc1
Rc8
18.
Qa3
Nd5
19.
Rfc1
Re8
20.
Rxc8
Bxc8
21.
Bf1
Ne6
22.
Qc1
Kh7
23.
Nb4
Nxb4
24.
Rxb4
Bb7
25.
Qa1
Bd5
26.
Bh3
f5
27.
Bf1
Rc8
28.
h4
Rc2
29.
Rb2
Rc5
30.
Bg2
Bf6
31.
Ne1
Bxg2
32.
Nxg2
g5
33.
hxg5
Bxg5
34.
Ne1
Kg6
35.
Ng2
Rc8
36.
Ra2
Rc7
37.
Qb1
Qh7
38.
Qb3
Nc5
39.
Qd5
Rc8
40.
e4
dxe3
41.
Nxe3
Qd7
1/2-1/2
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Event
Site
Dortmund
Date
1973.06.07
Round
6
White
Gereben, Erno
Black
Result
1/2-1/2
[Event "Dortmunder Schachtage-01"] [Site "Dortmund"] [Date "1973.06.07"] [Round "6"] [White "Gereben, Erno"] [Black "Andersson, Ulf"] [Result "1/2-1/2"] 1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O Nc6 5. c4 e6 6. Nc3 Nge7 7. d3 O-O 8. Bg5 h6 9. Bd2 b6 10. a3 Bb7 11. Rb1 d5 12. cxd5 exd5 13. b4 cxb4 14. axb4 d4 15. Na2 Qd7 16. b5 Nd8 17. Qc1 Rc8 18. Qa3 Nd5 19. Rfc1 Re8 20. Rxc8 Bxc8 21. Bf1 Ne6 22. Qc1 Kh7 23. Nb4 Nxb4 24. Rxb4 Bb7 25. Qa1 Bd5 26. Bh3 f5 27. Bf1 Rc8 28. h4 Rc2 29. Rb2 Rc5 30. Bg2 Bf6 31. Ne1 Bxg2 32. Nxg2 g5 33. hxg5 Bxg5 34. Ne1 Kg6 35. Ng2 Rc8 36. Ra2 Rc7 37. Qb1 Qh7 38. Qb3 Nc5 39. Qd5 Rc8 40. e4 dxe3 41. Nxe3 Qd7 1/2-1/2