1.
d4
Nf6
2.
c4
e6
3.
Nc3
Bb4
4.
Qc2
O-O
5.
a3
Bxc3+
6.
Qxc3
b6
7.
Bg5
Bb7
8.
f3
h6
9.
Bh4
d5
10.
e3
Nbd7
11.
Bd3
Rc8
12.
cxd5
Nxd5
13.
Bxd8
Nxc3
14.
Be7
Rfe8
15.
Bh4
Nd5
16.
Bf2
c5
17.
Ne2
a6
18.
e4
Ne7
19.
Rc1
Nc6
20.
dxc5
Nxc5
21.
Bb1
a5
22.
Rd1
Ba6
23.
Bg3
1/2-1/2
Opening Explorer
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Event
Site
New York
Date
1989.??.??
Round
4
White
Olafsson, Helgi
Black
Result
1/2-1/2
WhiteElo
2520
BlackElo
2575
[Event "New York op"] [Site "New York"] [Date "1989.??.??"] [Round "4"] [White "Olafsson, Helgi"] [Black "Polugaevsky, Lev"] [Result "1/2-1/2"] [WhiteElo "2520"] [BlackElo "2575"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. f3 h6 9. Bh4 d5 10. e3 Nbd7 11. Bd3 Rc8 12. cxd5 Nxd5 13. Bxd8 Nxc3 14. Be7 Rfe8 15. Bh4 Nd5 16. Bf2 c5 17. Ne2 a6 18. e4 Ne7 19. Rc1 Nc6 20. dxc5 Nxc5 21. Bb1 a5 22. Rd1 Ba6 23. Bg3 1/2-1/2