1.
c4
Nf6
2.
g3
g6
3.
Bg2
Bg7
4.
Nc3
O-O
5.
e3
c6
6.
Nge2
d5
7.
b3
e5
8.
cxd5
cxd5
9.
O-O
Nc6
10.
d4
e4
11.
Ba3
Re8
12.
Qd2
Qa5
13.
Qb2
Qd8
14.
Rac1
Nh5
15.
Nb5
f5
16.
Nd6
Re6
17.
Nxc8
Rxc8
18.
b4
b5
19.
Rc3
Qd7
20.
Rfc1
Ne7
21.
Rxc8+
Nxc8
22.
Nc3
Nb6
23.
Bf1
a6
24.
Qb3
g5
25.
Qd1
Rh6
26.
Bb2
f4
27.
Rc2
Bf8
28.
a3
Ng7
29.
Bc1
f3
30.
Nb1
Nc4
31.
Nd2
Ne8
32.
Nxf3
exf3
33.
Qxf3
Nf6
34.
Qg2
Qf5
35.
f3
Rg6
36.
Rc3
g4
37.
fxg4
Rxg4
38.
Be2
Rg7
39.
Bf3
h5
40.
Rc2
h4
41.
Rf2
Qe6
42.
h3
Rxg3
0-1
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Event
Site
Chicago
Date
1991.??.??
Round
4
White
Cohen, Harry S
Black
Torregrossa, R
Result
0-1
[Event "National op"] [Site "Chicago"] [Date "1991.??.??"] [Round "4"] [White "Cohen, Harry S"] [Black "Torregrossa, R"] [Result "0-1"] 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e3 c6 6. Nge2 d5 7. b3 e5 8. cxd5 cxd5 9. O-O Nc6 10. d4 e4 11. Ba3 Re8 12. Qd2 Qa5 13. Qb2 Qd8 14. Rac1 Nh5 15. Nb5 f5 16. Nd6 Re6 17. Nxc8 Rxc8 18. b4 b5 19. Rc3 Qd7 20. Rfc1 Ne7 21. Rxc8+ Nxc8 22. Nc3 Nb6 23. Bf1 a6 24. Qb3 g5 25. Qd1 Rh6 26. Bb2 f4 27. Rc2 Bf8 28. a3 Ng7 29. Bc1 f3 30. Nb1 Nc4 31. Nd2 Ne8 32. Nxf3 exf3 33. Qxf3 Nf6 34. Qg2 Qf5 35. f3 Rg6 36. Rc3 g4 37. fxg4 Rxg4 38. Be2 Rg7 39. Bf3 h5 40. Rc2 h4 41. Rf2 Qe6 42. h3 Rxg3 0-1