1.
e4
e6
2.
d4
d5
3.
Nd2
Nf6
4.
e5
Nfd7
5.
f4
c5
6.
c3
Nc6
7.
Ndf3
Qb6
8.
g3
f6
9.
Bh3
cxd4
10.
cxd4
Bb4+
11.
Kf1
fxe5
12.
fxe5
O-O
13.
Kg2
Ndxe5
14.
dxe5
Nxe5
15.
Qb3
Qb5
16.
Be3
Nxf3
17.
Nxf3
Qe2+
18.
Bf2
e5
19.
Bxc8
Raxc8
20.
Qd1
Rc2
21.
Rf1
e4
22.
Qxe2
Rxe2
23.
Nd4
Rxb2
24.
Kg1
Bc5
25.
Be3
Rxf1+
26.
Rxf1
Rxa2
27.
Rf5
Bxd4
28.
Bxd4
Ra5
29.
h4
g6
30.
Rf6
Ra3
31.
Kf2
a5
32.
Rb6
Rd3
33.
Be5
Kf7
34.
Rxb7+
Ke6
35.
Bf4
h5
36.
Ra7
Ra3
37.
Ra6+
Kf5
38.
Rd6
Rd3
39.
Ra6
Ra3
40.
Rd6
Rd3
41.
Ra6
1/2-1/2
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Event
Site
Portland
Date
1987.08.04
Round
3
White
O'Donnell, Tom
Black
Ronneberg, Erik
Result
1/2-1/2
WhiteElo
2362
BlackElo
2105
[Event "US Open-88"] [Site "Portland"] [Date "1987.08.04"] [Round "3"] [White "O'Donnell, Tom"] [Black "Ronneberg, Erik"] [Result "1/2-1/2"] [WhiteElo "2362"] [BlackElo "2105"] 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ndf3 Qb6 8. g3 f6 9. Bh3 cxd4 10. cxd4 Bb4+ 11. Kf1 fxe5 12. fxe5 O-O 13. Kg2 Ndxe5 14. dxe5 Nxe5 15. Qb3 Qb5 16. Be3 Nxf3 17. Nxf3 Qe2+ 18. Bf2 e5 19. Bxc8 Raxc8 20. Qd1 Rc2 21. Rf1 e4 22. Qxe2 Rxe2 23. Nd4 Rxb2 24. Kg1 Bc5 25. Be3 Rxf1+ 26. Rxf1 Rxa2 27. Rf5 Bxd4 28. Bxd4 Ra5 29. h4 g6 30. Rf6 Ra3 31. Kf2 a5 32. Rb6 Rd3 33. Be5 Kf7 34. Rxb7+ Ke6 35. Bf4 h5 36. Ra7 Ra3 37. Ra6+ Kf5 38. Rd6 Rd3 39. Ra6 Ra3 40. Rd6 Rd3 41. Ra6 1/2-1/2