1.
e4
c6
2.
d3
d5
3.
Nd2
g6
4.
d4
dxe4
5.
Nxe4
Bg7
6.
Nf3
Nd7
7.
Bc4
Ngf6
8.
Nxf6+
Nxf6
9.
O-O
O-O
10.
c3
Nd5
11.
Re1
Qc7
12.
Bg5
Be6
13.
Qd2
Rfe8
14.
Bh6
Bh8
15.
Re4
b5
16.
Bb3
Rad8
17.
Rae1
c5
18.
Rxe6
fxe6
19.
Ng5
c4
20.
Nxe6
Qd7
21.
Bc2
Rb8
22.
Qg5
Bf6
23.
Qg4
Kh8
24.
Qh3
Kg8
25.
Be4
Rb6
26.
Qf3
Nc7
27.
Nc5
Qd6
28.
Bf4
e5
29.
Bg3
Kg7
30.
Qg4
Ne6
31.
Nb7
Qc7
32.
dxe5
Bxe5
33.
Bxg6
Bxg3
34.
Bxe8+
Kf6
35.
hxg3
Qxb7
36.
Qh4+
Kg7
37.
Qg4+
Kf6
38.
Bxb5
Ng5
39.
Bxc4
Rxb2
40.
Qf4+
Kg6
41.
Bd3+
Kh5
42.
Qh4#
1-0
Opening Explorer
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Event
Site
Pasadena
Date
1983.08.10
Round
4
White
Choobak, Khosrow
Black
Ferguson, Bobby
Result
1-0
BlackElo
2215
Score
[Event "US Open-84"] [Site "Pasadena"] [Date "1983.08.10"] [Round "4"] [White "Choobak, Khosrow"] [Black "Ferguson, Bobby"] [Result "1-0"] [BlackElo "2215"] 1. e4 c6 2. d3 d5 3. Nd2 g6 4. d4 dxe4 5. Nxe4 Bg7 6. Nf3 Nd7 7. Bc4 Ngf6 8. Nxf6+ Nxf6 9. O-O O-O 10. c3 Nd5 11. Re1 Qc7 12. Bg5 Be6 13. Qd2 Rfe8 14. Bh6 Bh8 15. Re4 b5 16. Bb3 Rad8 17. Rae1 c5 18. Rxe6 fxe6 19. Ng5 c4 20. Nxe6 Qd7 21. Bc2 Rb8 22. Qg5 Bf6 23. Qg4 Kh8 24. Qh3 Kg8 25. Be4 Rb6 26. Qf3 Nc7 27. Nc5 Qd6 28. Bf4 e5 29. Bg3 Kg7 30. Qg4 Ne6 31. Nb7 Qc7 32. dxe5 Bxe5 33. Bxg6 Bxg3 34. Bxe8+ Kf6 35. hxg3 Qxb7 36. Qh4+ Kg7 37. Qg4+ Kf6 38. Bxb5 Ng5 39. Bxc4 Rxb2 40. Qf4+ Kg6 41. Bd3+ Kh5 42. Qh4# 1-0