1.
d4
d5
2.
c4
c6
3.
e3
e6
4.
Nf3
Nf6
5.
Nc3
Nbd7
6.
Bd3
Bb4
7.
O-O
O-O
8.
Qc2
Qe7
9.
cxd5
exd5
10.
a3
Bd6
11.
b4
a6
12.
Na4
Ne4
13.
Nc5
Ndxc5
14.
dxc5
Bc7
15.
Bb2
Bg4
16.
Bxe4
dxe4
17.
Nd2
Rfe8
18.
Rfe1
Bh5
19.
Bd4
Rad8
20.
Qb2
Qg5
21.
Nf1
Re6
22.
Ng3
Rd5
23.
Rf1
Rh6
24.
h3
Bf3
25.
Kh2
Qg4
26.
Rh1
Rxh3+
27.
gxh3
Bxg3+
28.
fxg3
Qxh3+
29.
Kg1
Qxh1+
30.
Kf2
Qg2+
31.
Ke1
Qg1+
32.
Kd2
Qxg3
33.
Kc3
h5
34.
Kc4
h4
35.
Rc1
h3
36.
a4
h2
37.
b5
axb5+
38.
axb5
h1=Q
39.
Rxh1
Bxh1
40.
bxc6
bxc6
41.
Qb7
Qg6
42.
Qc8+
Kh7
43.
Qf8
Bf3
44.
Kc3
Rg5
45.
Kb4
Rg1
46.
Ka5
Qe6
47.
Kb6
Qd7
48.
Ka5
Qa7+
49.
Kb4
Rb1+
50.
Kc3
Qa3+
0-1
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Event
Site
Boston
Date
1964.08.??
White
Oster, Roy
Black
Marchand, Erich Watkinson
Result
0-1
Score
[Event "US Open-65"] [Site "Boston"] [Date "1964.08.??"] [Round "?"] [White "Oster, Roy"] [Black "Marchand, Erich Watkinson"] [Result "0-1"] 1. d4 d5 2. c4 c6 3. e3 e6 4. Nf3 Nf6 5. Nc3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qc2 Qe7 9. cxd5 exd5 10. a3 Bd6 11. b4 a6 12. Na4 Ne4 13. Nc5 Ndxc5 14. dxc5 Bc7 15. Bb2 Bg4 16. Bxe4 dxe4 17. Nd2 Rfe8 18. Rfe1 Bh5 19. Bd4 Rad8 20. Qb2 Qg5 21. Nf1 Re6 22. Ng3 Rd5 23. Rf1 Rh6 24. h3 Bf3 25. Kh2 Qg4 26. Rh1 Rxh3+ 27. gxh3 Bxg3+ 28. fxg3 Qxh3+ 29. Kg1 Qxh1+ 30. Kf2 Qg2+ 31. Ke1 Qg1+ 32. Kd2 Qxg3 33. Kc3 h5 34. Kc4 h4 35. Rc1 h3 36. a4 h2 37. b5 axb5+ 38. axb5 h1=Q 39. Rxh1 Bxh1 40. bxc6 bxc6 41. Qb7 Qg6 42. Qc8+ Kh7 43. Qf8 Bf3 44. Kc3 Rg5 45. Kb4 Rg1 46. Ka5 Qe6 47. Kb6 Qd7 48. Ka5 Qa7+ 49. Kb4 Rb1+ 50. Kc3 Qa3+ 0-1