1.
e4
c5
2.
Nf3
e6
3.
d4
cxd4
4.
Nxd4
Nf6
5.
Nc3
d6
6.
Bc4
a6
7.
Bb3
b5
8.
a3
Be7
9.
O-O
O-O
10.
Qf3
Qb6
11.
Be3
Qb7
12.
g4
Nc6
13.
Nxc6
Qxc6
14.
Qg2
Bb7
15.
f3
a5
16.
a4
b4
17.
Ne2
Nd7
18.
Nd4
Qc8
19.
Rfd1
Nc5
20.
Qf2
d5
21.
exd5
Nxb3
22.
cxb3
Bxd5
23.
f4
Qb7
24.
Qg3
Rfe8
25.
Kf2
Rac8
26.
Rd2
Bc5
27.
Rad1
Ba7
28.
Nb5
Bb8
29.
g5
Qa8
30.
Bd4
Bc6
31.
Qe3
Qb7
32.
Na7
Bxa7
33.
Bxa7
Bd5
34.
Bd4
Qe7
35.
Qe5
Qf8
36.
h4
Bxb3
37.
Ra1
Red8
38.
Qe3
Bc4
39.
b3
Ba6
40.
Rad1
Bb7
41.
h5
Rd5
42.
Rg1
Rcd8
43.
h6
g6
44.
Rgd1
Qd6
45.
Ke1
Qd7
46.
Bb6
Ra8
47.
Rxd5
exd5
48.
Qd4
Re8+
49.
Kf2
Qh3
50.
Qg7#
1-0
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Event
Site
Columbus
Date
1977.08.??
White
Haas, D
Black
Benjamin, Joel
Result
1-0
Score
[Event "US Open-78"] [Site "Columbus"] [Date "1977.08.??"] [Round "?"] [White "Haas, D"] [Black "Benjamin, Joel"] [Result "1-0"] 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 a6 7. Bb3 b5 8. a3 Be7 9. O-O O-O 10. Qf3 Qb6 11. Be3 Qb7 12. g4 Nc6 13. Nxc6 Qxc6 14. Qg2 Bb7 15. f3 a5 16. a4 b4 17. Ne2 Nd7 18. Nd4 Qc8 19. Rfd1 Nc5 20. Qf2 d5 21. exd5 Nxb3 22. cxb3 Bxd5 23. f4 Qb7 24. Qg3 Rfe8 25. Kf2 Rac8 26. Rd2 Bc5 27. Rad1 Ba7 28. Nb5 Bb8 29. g5 Qa8 30. Bd4 Bc6 31. Qe3 Qb7 32. Na7 Bxa7 33. Bxa7 Bd5 34. Bd4 Qe7 35. Qe5 Qf8 36. h4 Bxb3 37. Ra1 Red8 38. Qe3 Bc4 39. b3 Ba6 40. Rad1 Bb7 41. h5 Rd5 42. Rg1 Rcd8 43. h6 g6 44. Rgd1 Qd6 45. Ke1 Qd7 46. Bb6 Ra8 47. Rxd5 exd5 48. Qd4 Re8+ 49. Kf2 Qh3 50. Qg7# 1-0