1.
e4
c5
2.
Nf3
g6
3.
d4
cxd4
4.
Nxd4
Bg7
5.
c4
Nc6
6.
Be3
d6
7.
Be2
Nh6
8.
Nc3
O-O
9.
O-O
f5
10.
exf5
gxf5
11.
f4
Bd7
12.
Qd2
Ng4
13.
Bxg4
fxg4
14.
Rad1
Nxd4
15.
Bxd4
Bxd4+
16.
Qxd4
Bc6
17.
Nd5
Rf7
18.
Ne3
h5
19.
c5
Qc7
20.
cxd6
Qxd6
21.
Qc4
Qh6
22.
Nd5
Re8
23.
Rde1
Bxd5
24.
Qxd5
e6
25.
Qb5
Ref8
26.
Re5
h4
27.
Rg5+
Rg7
28.
Rxg7+
Qxg7
29.
Qc4
Qf7
30.
Re1
Qxf4
31.
Qxe6+
Kg7
32.
Qe7+
Rf7
33.
Qxh4
Qd4+
34.
Kh1
Qc4
35.
h3
Rf1+
36.
Rxf1
Qxf1+
37.
Kh2
gxh3
38.
Qxh3
Qb1
39.
Qd7+
Kg6
40.
Qd6+
Kg5
41.
Qd2+
Kg4
42.
Qe2+
Kg5
43.
Qe7+
Kg4
44.
Qg7+
Kf4
45.
a3
b6
46.
g3+
Kf3
47.
Qf6+
Kg4
48.
Qh4+
Kf3
49.
Qf4+
Ke2
50.
Kg2
Qa2
51.
Qe5+
Kd1
52.
g4
Qc4
53.
Kg3
b5
54.
g5
Qd3+
55.
Kf4
a5
56.
Qc3
Qd6+
57.
Kf5
b4
58.
axb4
axb4
59.
Qe5
Qd7+
60.
Ke4
Kc2
61.
Qc5+
Kb1
62.
Qf5
Qb7+
63.
Qd5
Qa7
64.
Qf5
Qb7+
65.
Qd5
1/2-1/2
Opening Explorer
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Event
Site
New York
Date
1969.??.??
Round
9
White
Black
Result
1/2-1/2
Score
[Event "USA-ch"] [Site "New York"] [Date "1969.??.??"] [Round "9"] [White "Byrne, Robert Eugene"] [Black "Byrne, Donald"] [Result "1/2-1/2"] 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 d6 7. Be2 Nh6 8. Nc3 O-O 9. O-O f5 10. exf5 gxf5 11. f4 Bd7 12. Qd2 Ng4 13. Bxg4 fxg4 14. Rad1 Nxd4 15. Bxd4 Bxd4+ 16. Qxd4 Bc6 17. Nd5 Rf7 18. Ne3 h5 19. c5 Qc7 20. cxd6 Qxd6 21. Qc4 Qh6 22. Nd5 Re8 23. Rde1 Bxd5 24. Qxd5 e6 25. Qb5 Ref8 26. Re5 h4 27. Rg5+ Rg7 28. Rxg7+ Qxg7 29. Qc4 Qf7 30. Re1 Qxf4 31. Qxe6+ Kg7 32. Qe7+ Rf7 33. Qxh4 Qd4+ 34. Kh1 Qc4 35. h3 Rf1+ 36. Rxf1 Qxf1+ 37. Kh2 gxh3 38. Qxh3 Qb1 39. Qd7+ Kg6 40. Qd6+ Kg5 41. Qd2+ Kg4 42. Qe2+ Kg5 43. Qe7+ Kg4 44. Qg7+ Kf4 45. a3 b6 46. g3+ Kf3 47. Qf6+ Kg4 48. Qh4+ Kf3 49. Qf4+ Ke2 50. Kg2 Qa2 51. Qe5+ Kd1 52. g4 Qc4 53. Kg3 b5 54. g5 Qd3+ 55. Kf4 a5 56. Qc3 Qd6+ 57. Kf5 b4 58. axb4 axb4 59. Qe5 Qd7+ 60. Ke4 Kc2 61. Qc5+ Kb1 62. Qf5 Qb7+ 63. Qd5 Qa7 64. Qf5 Qb7+ 65. Qd5 1/2-1/2