1.
c4
g6
2.
g3
Bg7
3.
Bg2
e5
4.
Nc3
d6
5.
e3
Nf6
6.
b4
O-O
7.
Nge2
Nbd7
8.
O-O
Re8
9.
Qc2
a5
10.
b5
e4
11.
Bb2
Nc5
12.
Nf4
Bf5
13.
Ncd5
c6
14.
Nxf6+
Bxf6
15.
Bxf6
Qxf6
16.
bxc6
bxc6
17.
Bh3
Bxh3
18.
Nxh3
Rab8
19.
Rab1
g5
20.
f4
exf3
21.
Rxb8
Rxb8
22.
d4
Ne6
23.
Qe4
Rb2
24.
Rxf3
Qg6
25.
Qxg6+
hxg6
26.
Rf2
Rb1+
27.
Rf1
Rb2
28.
Rf2
Rb1+
29.
Rf1
Rxf1+
30.
Kxf1
g4
31.
Nf4
Ng5
32.
Ke2
Kg7
33.
Kd3
Kf6
34.
e4
Nf3
35.
h4
gxh3
36.
Nxh3
c5
37.
dxc5
dxc5
38.
a4
Ne5+
39.
Kc3
Ng4
40.
Kd3
Ke5
41.
Ng5
Nf2+
42.
Ke3
Nd1+
43.
Kd2
Nb2
44.
Nxf7+
Kxe4
45.
Kc3
Nxa4+
46.
Kb3
Nb6
47.
Nd6+
Kd3
48.
g4
a4+
49.
Ka2
Nxc4
50.
Nf7
Ke4
51.
g5
Kf5
52.
Ka1
Ne5
53.
Nd8
c4
54.
Kb2
Kxg5
55.
Ka3
c3
56.
Ne6+
Kf5
57.
Nd4+
Ke4
0-1
Opening Explorer
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Event
Site
New York
Date
1979.??.??
Round
4
White
Adam, William
Black
Biyiasas, Peter
Result
0-1
BlackElo
2485
Score
[Event "Marshall op"] [Site "New York"] [Date "1979.??.??"] [Round "4"] [White "Adam, William"] [Black "Biyiasas, Peter"] [Result "0-1"] [BlackElo "2485"] 1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. e3 Nf6 6. b4 O-O 7. Nge2 Nbd7 8. O-O Re8 9. Qc2 a5 10. b5 e4 11. Bb2 Nc5 12. Nf4 Bf5 13. Ncd5 c6 14. Nxf6+ Bxf6 15. Bxf6 Qxf6 16. bxc6 bxc6 17. Bh3 Bxh3 18. Nxh3 Rab8 19. Rab1 g5 20. f4 exf3 21. Rxb8 Rxb8 22. d4 Ne6 23. Qe4 Rb2 24. Rxf3 Qg6 25. Qxg6+ hxg6 26. Rf2 Rb1+ 27. Rf1 Rb2 28. Rf2 Rb1+ 29. Rf1 Rxf1+ 30. Kxf1 g4 31. Nf4 Ng5 32. Ke2 Kg7 33. Kd3 Kf6 34. e4 Nf3 35. h4 gxh3 36. Nxh3 c5 37. dxc5 dxc5 38. a4 Ne5+ 39. Kc3 Ng4 40. Kd3 Ke5 41. Ng5 Nf2+ 42. Ke3 Nd1+ 43. Kd2 Nb2 44. Nxf7+ Kxe4 45. Kc3 Nxa4+ 46. Kb3 Nb6 47. Nd6+ Kd3 48. g4 a4+ 49. Ka2 Nxc4 50. Nf7 Ke4 51. g5 Kf5 52. Ka1 Ne5 53. Nd8 c4 54. Kb2 Kxg5 55. Ka3 c3 56. Ne6+ Kf5 57. Nd4+ Ke4 0-1