1.
Nf3
g6
2.
g3
Bg7
3.
Bg2
Nf6
4.
d4
d5
5.
c3
O-O
6.
O-O
Re8
7.
Bf4
Nbd7
8.
Qc1
b6
9.
a4
Bb7
10.
a5
bxa5
11.
Bh6
Bh8
12.
Rxa5
c5
13.
b4
cxb4
14.
cxb4
Qb6
15.
Qb2
Rec8
16.
Ne5
e6
17.
Be3
Qd8
18.
Bg5
Nb6
19.
Nd2
Qe8
20.
Rfa1
a6
21.
Qb3
Rc7
22.
Rc5
Rac8
23.
Rac1
Bc6
24.
h4
Ba4
25.
Qf3
Rxc5
26.
bxc5
Nbd7
27.
Ng4
Nxg4
28.
Qxg4
e5
29.
Bxd5
Bc6
30.
Bxc6
Rxc6
31.
d5
Rxc5
32.
Rxc5
Nxc5
33.
Qc4
Qb5
34.
Qxb5
axb5
35.
Be7
Nd7
36.
e4
f5
37.
f3
Kf7
38.
Bb4
Bg7
39.
Kf2
Bf8
40.
Bxf8
Kxf8
41.
Ke2
Ke7
42.
Kd3
Nc5+
43.
Kc3
Na6
44.
Nb3
Kd6
45.
Kd3
Nc5+
46.
Nxc5
1/2-1/2
Opening Explorer
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Event
Site
Chicago
Date
1991.??.??
Round
6
White
Porter, John F
Black
Cox, David
Result
1/2-1/2
BlackElo
2300
Score
[Event "National op"] [Site "Chicago"] [Date "1991.??.??"] [Round "6"] [White "Porter, John F"] [Black "Cox, David"] [Result "1/2-1/2"] [BlackElo "2300"] 1. Nf3 g6 2. g3 Bg7 3. Bg2 Nf6 4. d4 d5 5. c3 O-O 6. O-O Re8 7. Bf4 Nbd7 8. Qc1 b6 9. a4 Bb7 10. a5 bxa5 11. Bh6 Bh8 12. Rxa5 c5 13. b4 cxb4 14. cxb4 Qb6 15. Qb2 Rec8 16. Ne5 e6 17. Be3 Qd8 18. Bg5 Nb6 19. Nd2 Qe8 20. Rfa1 a6 21. Qb3 Rc7 22. Rc5 Rac8 23. Rac1 Bc6 24. h4 Ba4 25. Qf3 Rxc5 26. bxc5 Nbd7 27. Ng4 Nxg4 28. Qxg4 e5 29. Bxd5 Bc6 30. Bxc6 Rxc6 31. d5 Rxc5 32. Rxc5 Nxc5 33. Qc4 Qb5 34. Qxb5 axb5 35. Be7 Nd7 36. e4 f5 37. f3 Kf7 38. Bb4 Bg7 39. Kf2 Bf8 40. Bxf8 Kxf8 41. Ke2 Ke7 42. Kd3 Nc5+ 43. Kc3 Na6 44. Nb3 Kd6 45. Kd3 Nc5+ 46. Nxc5 1/2-1/2