1.
d4
Nf6
2.
c4
e6
3.
Nc3
Bb4
4.
e3
d5
5.
a3
Bxc3+
6.
bxc3
O-O
7.
Bd3
b6
8.
Ne2
Bb7
9.
cxd5
exd5
10.
O-O
Re8
11.
f3
Nbd7
12.
Ng3
c5
13.
Re1
Nf8
14.
Bb2
c4
15.
Bc2
Rc8
16.
a4
a6
17.
Ba3
Rc6
18.
e4
dxe4
19.
fxe4
Rce6
20.
e5
N6d7
21.
Be4
Bxe4
22.
Nxe4
Rg6
23.
Nd6
Ree6
24.
Qf3
f6
25.
Rf1
b5
26.
axb5
axb5
27.
Bb4
Qb6
28.
Kh1
Nxe5
29.
dxe5
Rxe5
30.
Ra8
Qe3
31.
Nf5
1-0
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Event
Site
Baltimore
Date
1948.07.08
Round
4
White
Bain, Osias
Black
Underwood, H C
Result
1-0
[Event "US Open-49"] [Site "Baltimore"] [Date "1948.07.08"] [Round "4"] [White "Bain, Osias"] [Black "Underwood, H C"] [Result "1-0"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 b6 8. Ne2 Bb7 9. cxd5 exd5 10. O-O Re8 11. f3 Nbd7 12. Ng3 c5 13. Re1 Nf8 14. Bb2 c4 15. Bc2 Rc8 16. a4 a6 17. Ba3 Rc6 18. e4 dxe4 19. fxe4 Rce6 20. e5 N6d7 21. Be4 Bxe4 22. Nxe4 Rg6 23. Nd6 Ree6 24. Qf3 f6 25. Rf1 b5 26. axb5 axb5 27. Bb4 Qb6 28. Kh1 Nxe5 29. dxe5 Rxe5 30. Ra8 Qe3 31. Nf5 1-0