1.
Nf3
g6
2.
d4
Bg7
3.
e4
c5
4.
c3
cxd4
5.
cxd4
d5
6.
exd5
Nf6
7.
Bc4
O-O
8.
Nc3
Nbd7
9.
O-O
Nb6
10.
Qb3
a5
11.
a4
Qd6
12.
Nb5
Qb4
13.
Nc7
Ra7
14.
Bd2
Qxb3
15.
Bxb3
Rd8
16.
Nb5
Ra8
17.
Nc7
Ra7
18.
Rfe1
Nbxd5
19.
Nxd5
Nxd5
20.
Bxd5
Rxd5
21.
Rxe7
Bd7
22.
Ne5
Bxe5
23.
Rxe5
Rxe5
24.
dxe5
Kf8
25.
f3
Ra6
26.
g4
Ke7
27.
Bc3
Rc6
28.
Kf2
Rc4
29.
Kg3
b6
30.
Rd1
Bxa4
31.
Rd4
Bb5
1/2-1/2
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Event
Site
Las Vegas
Date
1974.03.21
Round
7
White
Frey Beckman, Kenneth
Black
Grefe, John Alan
Result
1/2-1/2
[Event "Las Vegas National op"] [Site "Las Vegas"] [Date "1974.03.21"] [Round "7"] [White "Frey Beckman, Kenneth"] [Black "Grefe, John Alan"] [Result "1/2-1/2"] 1. Nf3 g6 2. d4 Bg7 3. e4 c5 4. c3 cxd4 5. cxd4 d5 6. exd5 Nf6 7. Bc4 O-O 8. Nc3 Nbd7 9. O-O Nb6 10. Qb3 a5 11. a4 Qd6 12. Nb5 Qb4 13. Nc7 Ra7 14. Bd2 Qxb3 15. Bxb3 Rd8 16. Nb5 Ra8 17. Nc7 Ra7 18. Rfe1 Nbxd5 19. Nxd5 Nxd5 20. Bxd5 Rxd5 21. Rxe7 Bd7 22. Ne5 Bxe5 23. Rxe5 Rxe5 24. dxe5 Kf8 25. f3 Ra6 26. g4 Ke7 27. Bc3 Rc6 28. Kf2 Rc4 29. Kg3 b6 30. Rd1 Bxa4 31. Rd4 Bb5 1/2-1/2