1.
e4
c5
2.
Nf3
Nc6
3.
d4
cxd4
4.
Nxd4
Nf6
5.
Nc3
d6
6.
Bc4
Bd7
7.
Be3
a6
8.
Bb3
e6
9.
Qe2
b5
10.
O-O-O
b4
11.
Na4
Nxe4
12.
Nxc6
Bxc6
13.
Qc4
Qc7
14.
Qxb4
Be7
15.
f3
Nf6
16.
Kb1
O-O
17.
c4
Rfb8
18.
Qa3
a5
19.
Rc1
Nd7
20.
Bc2
Bf6
21.
Nc3
Ne5
22.
Ne4
Bxe4
23.
Bxe4
Nxc4
24.
Bxh7+
Kh8
25.
Rxc4
Qxc4
26.
Bd3
Rxb2+
27.
Qxb2
Qxd3+
28.
Qc2
Rb8+
29.
Kc1
Qxe3+
0-1
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Event
Site
Ventura
Date
1971.??.??
Round
2
White
O'Donnell, Robert
Black
Formanek, Edward W
Result
0-1
[Event "US Open-72"] [Site "Ventura"] [Date "1971.??.??"] [Round "2"] [White "O'Donnell, Robert"] [Black "Formanek, Edward W"] [Result "0-1"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Be3 a6 8. Bb3 e6 9. Qe2 b5 10. O-O-O b4 11. Na4 Nxe4 12. Nxc6 Bxc6 13. Qc4 Qc7 14. Qxb4 Be7 15. f3 Nf6 16. Kb1 O-O 17. c4 Rfb8 18. Qa3 a5 19. Rc1 Nd7 20. Bc2 Bf6 21. Nc3 Ne5 22. Ne4 Bxe4 23. Bxe4 Nxc4 24. Bxh7+ Kh8 25. Rxc4 Qxc4 26. Bd3 Rxb2+ 27. Qxb2 Qxd3+ 28. Qc2 Rb8+ 29. Kc1 Qxe3+ 0-1