1.
e4
c5
2.
Nf3
d6
3.
d4
cxd4
4.
Nxd4
Nf6
5.
Nc3
Nc6
6.
Be2
e5
7.
Nb3
Be7
8.
f4
O-O
9.
O-O
a5
10.
a4
Nb4
11.
Bf3
Be6
12.
Kh1
Qb6
13.
f5
Bc4
14.
Be2
d5
15.
exd5
Bxd5
16.
Nxd5
Nbxd5
17.
Nd2
Rfd8
18.
Nc4
Qc7
19.
Qe1
Nb4
20.
Qc3
Rd4
21.
b3
Ne4
22.
Qb2
Nd5
23.
Na3
Bxa3
24.
Rxa3
Nec3
25.
Bc4
Nd1
26.
Qa1
N5e3
27.
Bxe3
Nxe3
28.
Rc1
Rad8
29.
Bd3
e4
0-1
Opening Explorer
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Event
Site
Philadelphia
Date
1990.??.??
Round
6
White
Efimov, Igor
Black
Yermolinsky, Alex
Result
0-1
WhiteElo
2400
BlackElo
2535
[Event "World op 18th"] [Site "Philadelphia"] [Date "1990.??.??"] [Round "6"] [White "Efimov, Igor"] [Black "Yermolinsky, Alex"] [Result "0-1"] [EventArchiveKey "world-open-1990"] [WhiteElo "2400"] [BlackElo "2535"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nb3 Be7 8. f4 O-O 9. O-O a5 10. a4 Nb4 11. Bf3 Be6 12. Kh1 Qb6 13. f5 Bc4 14. Be2 d5 15. exd5 Bxd5 16. Nxd5 Nbxd5 17. Nd2 Rfd8 18. Nc4 Qc7 19. Qe1 Nb4 20. Qc3 Rd4 21. b3 Ne4 22. Qb2 Nd5 23. Na3 Bxa3 24. Rxa3 Nec3 25. Bc4 Nd1 26. Qa1 N5e3 27. Bxe3 Nxe3 28. Rc1 Rad8 29. Bd3 e4 0-1