1.
Nf3
Nf6
2.
g3
g6
3.
Bg2
Bg7
4.
O-O
O-O
5.
d4
Na6
6.
c4
c5
7.
d5
d6
8.
Nc3
Nc7
9.
e4
Nd7
10.
Qc2
Rb8
11.
b3
b5
12.
Bb2
bxc4
13.
bxc4
Ba6
14.
Nd2
Ne5
15.
Nd1
e6
16.
f4
Rxb2
17.
Nxb2
Ng4
18.
Rfe1
Bd4+
19.
Kf1
exd5
20.
Nf3
dxc4
21.
Nxd4
c3+
22.
Nd3
cxd4
23.
Kg1
Ne3
24.
Rxe3
dxe3
25.
Qxc3
Nb5
26.
Qe1
Qb6
27.
Nb4
Bb7
28.
Nc2
e2+
29.
Kh1
Nd4
30.
Ne3
Rc8
31.
Rb1
Qc7
32.
Rb4
Qc1
33.
Rb1
Qxe3
0-1
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Event
Site
Somerset
Date
1986.??.??
Round
9
White
Colby, A
Black
Levin, David
Result
0-1
BlackElo
2305
Score
[Event "US Open-87"] [Site "Somerset"] [Date "1986.??.??"] [Round "9"] [White "Colby, A"] [Black "Levin, David"] [Result "0-1"] [EventArchiveKey "us-open-1986"] [BlackElo "2305"] 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 Na6 6. c4 c5 7. d5 d6 8. Nc3 Nc7 9. e4 Nd7 10. Qc2 Rb8 11. b3 b5 12. Bb2 bxc4 13. bxc4 Ba6 14. Nd2 Ne5 15. Nd1 e6 16. f4 Rxb2 17. Nxb2 Ng4 18. Rfe1 Bd4+ 19. Kf1 exd5 20. Nf3 dxc4 21. Nxd4 c3+ 22. Nd3 cxd4 23. Kg1 Ne3 24. Rxe3 dxe3 25. Qxc3 Nb5 26. Qe1 Qb6 27. Nb4 Bb7 28. Nc2 e2+ 29. Kh1 Nd4 30. Ne3 Rc8 31. Rb1 Qc7 32. Rb4 Qc1 33. Rb1 Qxe3 0-1