1.
b4
d5
2.
Bb2
Bg4
3.
Nf3
Bxf3
4.
gxf3
e6
5.
b5
Qh4
6.
e3
Nd7
7.
f4
Ngf6
8.
Qf3
a6
9.
a4
axb5
10.
axb5
Rxa1
11.
Bxa1
Be7
12.
Rg1
O-O
13.
Qg2
g6
14.
Bd3
Ra8
15.
Bd4
Bc5
16.
Bxc5
Nxc5
17.
Ke2
d4
18.
c4
Rd8
19.
Qg5
Qxg5
20.
fxg5
Nh5
21.
Rd1
e5
22.
f3
Ng7
23.
Na3
Nge6
24.
h4
Ra8
25.
Ra1
Nb3
0-1
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Event
Site
Las Vegas
Date
1975.03.04
Round
4
White
Simms, Gary M
Black
Result
0-1
Score
[Event "Las Vegas National op"] [Site "Las Vegas"] [Date "1975.03.04"] [Round "4"] [White "Simms, Gary M"] [Black "Benko, Pal C"] [Result "0-1"] 1. b4 d5 2. Bb2 Bg4 3. Nf3 Bxf3 4. gxf3 e6 5. b5 Qh4 6. e3 Nd7 7. f4 Ngf6 8. Qf3 a6 9. a4 axb5 10. axb5 Rxa1 11. Bxa1 Be7 12. Rg1 O-O 13. Qg2 g6 14. Bd3 Ra8 15. Bd4 Bc5 16. Bxc5 Nxc5 17. Ke2 d4 18. c4 Rd8 19. Qg5 Qxg5 20. fxg5 Nh5 21. Rd1 e5 22. f3 Ng7 23. Na3 Nge6 24. h4 Ra8 25. Ra1 Nb3 0-1