1.
c4
Nf6
2.
Nc3
e6
3.
Nf3
d5
4.
d4
Be7
5.
Bf4
O-O
6.
e3
c5
7.
dxc5
Bxc5
8.
cxd5
exd5
9.
Be2
Nc6
10.
O-O
Be6
11.
Rc1
Bb6
12.
Qa4
Qe7
13.
Rfd1
Rfd8
14.
Bg5
h6
15.
Bh4
Rac8
16.
Nb5
Qb4
17.
Qxb4
Nxb4
18.
Bxf6
gxf6
19.
a3
Nc6
20.
Nfd4
Nxd4
21.
Nxd4
Bxd4
22.
exd4
Rxc1
23.
Rxc1
Rc8
24.
Rxc8+
Bxc8
25.
Kf1
Kf8
26.
Bf3
Be6
27.
Ke2
Ke7
28.
Ke3
a5
29.
Kf4
b6
30.
Kg3
Kf8
31.
Kh4
Kg7
32.
Kh5
Kh7
33.
g4
Kg7
34.
Bg2
Kh7
35.
Bh1
Kg7
36.
Bg2
Kh7
37.
f4
f5
38.
gxf5
Bxf5
39.
Bxd5
Kg7
40.
Kh4
Bg6
41.
Kg3
f6
42.
Kg4
Kf8
43.
f5
Be8
44.
Be6
Ke7
45.
Bg8
Kf8
46.
Be6
Ke7
47.
h4
Kf8
48.
d5
Ke7
49.
Bg8
Kd6
50.
Bh7
h5+
51.
Kf4
Ba4
52.
Bg6
Bd1
53.
Ke4
Kc5
54.
b4+
axb4
55.
axb4+
Kd6
56.
Kd4
Bf3
57.
Be8
Bg4
58.
Ke4
Bd1
59.
Bb5
Bb3
60.
Kf4
Bd1
61.
Bc4
Bg4
62.
Ke4
Bd1
63.
Kd4
Ba4
64.
Be2
Be8
65.
Bf3
1/2-1/2
Opening Explorer
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Event
Site
South Bend
Date
1981.07.10
Round
1
White
Seirawan, Yasser
Black
Result
1/2-1/2
WhiteElo
2555
BlackElo
2510
[Event "USA-ch/Zonal"] [Site "South Bend"] [Date "1981.07.10"] [Round "1"] [White "Seirawan, Yasser"] [Black "Byrne, Robert Eugene"] [Result "1/2-1/2"] [WhiteElo "2555"] [BlackElo "2510"] 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. cxd5 exd5 9. Be2 Nc6 10. O-O Be6 11. Rc1 Bb6 12. Qa4 Qe7 13. Rfd1 Rfd8 14. Bg5 h6 15. Bh4 Rac8 16. Nb5 Qb4 17. Qxb4 Nxb4 18. Bxf6 gxf6 19. a3 Nc6 20. Nfd4 Nxd4 21. Nxd4 Bxd4 22. exd4 Rxc1 23. Rxc1 Rc8 24. Rxc8+ Bxc8 25. Kf1 Kf8 26. Bf3 Be6 27. Ke2 Ke7 28. Ke3 a5 29. Kf4 b6 30. Kg3 Kf8 31. Kh4 Kg7 32. Kh5 Kh7 33. g4 Kg7 34. Bg2 Kh7 35. Bh1 Kg7 36. Bg2 Kh7 37. f4 f5 38. gxf5 Bxf5 39. Bxd5 Kg7 40. Kh4 Bg6 41. Kg3 f6 42. Kg4 Kf8 43. f5 Be8 44. Be6 Ke7 45. Bg8 Kf8 46. Be6 Ke7 47. h4 Kf8 48. d5 Ke7 49. Bg8 Kd6 50. Bh7 h5+ 51. Kf4 Ba4 52. Bg6 Bd1 53. Ke4 Kc5 54. b4+ axb4 55. axb4+ Kd6 56. Kd4 Bf3 57. Be8 Bg4 58. Ke4 Bd1 59. Bb5 Bb3 60. Kf4 Bd1 61. Bc4 Bg4 62. Ke4 Bd1 63. Kd4 Ba4 64. Be2 Be8 65. Bf3 1/2-1/2