1.
e4
c5
2.
Nf3
d6
3.
d4
cxd4
4.
Nxd4
Nf6
5.
Nc3
Nc6
6.
Bc4
Qb6
7.
Nb3
e6
8.
Be3
Qc7
9.
f4
Be7
10.
Qe2
O-O
11.
O-O-O
a6
12.
g4
b5
13.
Bd3
Bb7
14.
g5
Nd7
15.
Rhg1
Nb6
16.
f5
Kh8
17.
Qh5
g6
18.
Qh6
exf5
19.
exf5
Rg8
20.
Rg3
Bf8
21.
Qh4
Ne5
22.
Bd4
b4
23.
Ne4
Bxe4
24.
Bxe4
Rc8
25.
Rh3
h5
26.
fxg6
fxg6
27.
Qxh5+
gxh5
28.
Rxh5+
Bh6
29.
Rxh6+
Kg7
30.
Rh7+
Kf8
31.
Rxc7
Rxc7
32.
Bxb6
1-0
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Event
Site
Boston
Date
1970.08.??
White
Hohenberger, Harald
Black
O'Donnell, M
Result
1-0
[Event "US Open-71"] [Site "Boston"] [Date "1970.08.??"] [Round "?"] [White "Hohenberger, Harald"] [Black "O'Donnell, M"] [Result "1-0"] [EventArchiveKey "us-open-1970-boston"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nb3 e6 8. Be3 Qc7 9. f4 Be7 10. Qe2 O-O 11. O-O-O a6 12. g4 b5 13. Bd3 Bb7 14. g5 Nd7 15. Rhg1 Nb6 16. f5 Kh8 17. Qh5 g6 18. Qh6 exf5 19. exf5 Rg8 20. Rg3 Bf8 21. Qh4 Ne5 22. Bd4 b4 23. Ne4 Bxe4 24. Bxe4 Rc8 25. Rh3 h5 26. fxg6 fxg6 27. Qxh5+ gxh5 28. Rxh5+ Bh6 29. Rxh6+ Kg7 30. Rh7+ Kf8 31. Rxc7 Rxc7 32. Bxb6 1-0