1.
Nf3
d5
2.
c4
dxc4
3.
Na3
Nf6
4.
Nxc4
c5
5.
g3
Nc6
6.
Bg2
e6
7.
d3
Be7
8.
O-O
O-O
9.
b3
a6
10.
Bb2
Qc7
11.
Rc1
b5
12.
Nfe5
Bb7
13.
Nxc6
Bxc6
14.
Be5
Qa7
15.
Bxc6
Rac8
16.
Bg2
bxc4
17.
Rxc4
Nd7
18.
Bb2
Nb6
19.
Rg4
f6
20.
Qd2
g5
21.
h4
h6
22.
hxg5
hxg5
23.
Bf3
Rc7
24.
Kg2
Bd8
25.
Rh1
Rh7
26.
Rxh7
Qxh7
27.
Qe3
Qe7
28.
Bc6
f5
29.
Qe5
Kh7
30.
f4
fxg4
31.
Be4+
Kh6
32.
fxg5+
Qxg5
33.
Qxe6+
Kh5
34.
Bc1
Qf6
35.
Bg6+
Qxg6
36.
Qe5+
Qf5
0-1
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Event
Site
Oklahoma
Date
1956.??.??
Round
10
White
Potter, Robert BM
Black
Thomasson, W
Result
0-1
Score
[Event "US Open-57"] [Site "Oklahoma"] [Date "1956.??.??"] [Round "10"] [White "Potter, Robert BM"] [Black "Thomasson, W"] [Result "0-1"] 1. Nf3 d5 2. c4 dxc4 3. Na3 Nf6 4. Nxc4 c5 5. g3 Nc6 6. Bg2 e6 7. d3 Be7 8. O-O O-O 9. b3 a6 10. Bb2 Qc7 11. Rc1 b5 12. Nfe5 Bb7 13. Nxc6 Bxc6 14. Be5 Qa7 15. Bxc6 Rac8 16. Bg2 bxc4 17. Rxc4 Nd7 18. Bb2 Nb6 19. Rg4 f6 20. Qd2 g5 21. h4 h6 22. hxg5 hxg5 23. Bf3 Rc7 24. Kg2 Bd8 25. Rh1 Rh7 26. Rxh7 Qxh7 27. Qe3 Qe7 28. Bc6 f5 29. Qe5 Kh7 30. f4 fxg4 31. Be4+ Kh6 32. fxg5+ Qxg5 33. Qxe6+ Kh5 34. Bc1 Qf6 35. Bg6+ Qxg6 36. Qe5+ Qf5 0-1