1.
Nf3
Nf6
2.
c4
c5
3.
d4
cxd4
4.
Nxd4
b6
5.
Nc3
Bb7
6.
f3
d6
7.
e4
e6
8.
Be2
g6
9.
O-O
Nbd7
10.
Be3
Be7
11.
Qd2
O-O
12.
Rfd1
Qc7
13.
Rac1
Rac8
14.
Bf1
Qb8
15.
Qf2
Rfe8
16.
Kh1
Bd8
17.
Rc2
Ne5
18.
b3
h6
19.
Rdc1
Nfd7
20.
Qd2
Bf6
21.
Nde2
Bd8
22.
Ng3
Nf6
23.
Qf2
Ba8
1/2-1/2
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Event
Site
Estes Park
Date
1987.??.??
Round
4
White
Kogan, Boris Markovich
Black
Kudrin, Sergey
Result
1/2-1/2
WhiteElo
2460
BlackElo
2515
Score
[Event "USA-ch"] [Site "Estes Park"] [Date "1987.??.??"] [Round "4"] [White "Kogan, Boris Markovich"] [Black "Kudrin, Sergey"] [Result "1/2-1/2"] [WhiteElo "2460"] [BlackElo "2515"] 1. Nf3 Nf6 2. c4 c5 3. d4 cxd4 4. Nxd4 b6 5. Nc3 Bb7 6. f3 d6 7. e4 e6 8. Be2 g6 9. O-O Nbd7 10. Be3 Be7 11. Qd2 O-O 12. Rfd1 Qc7 13. Rac1 Rac8 14. Bf1 Qb8 15. Qf2 Rfe8 16. Kh1 Bd8 17. Rc2 Ne5 18. b3 h6 19. Rdc1 Nfd7 20. Qd2 Bf6 21. Nde2 Bd8 22. Ng3 Nf6 23. Qf2 Ba8 1/2-1/2