1.
d4
Nf6
2.
c4
c5
3.
e3
e6
4.
Nf3
d5
5.
Nc3
Nc6
6.
a3
cxd4
7.
exd4
Be7
8.
c5
Ne4
9.
Qc2
e5
10.
dxe5
Nxc5
11.
Bf4
Ne6
12.
Bg3
Ned4
13.
Nxd4
Nxd4
14.
Qa4+
Nc6
15.
Rd1
Be6
16.
Bd3
O-O
17.
O-O
Qb6
18.
Qc2
d4
19.
Na4
Qb3
20.
Rc1
Qxc2
21.
Bxc2
Rac8
22.
Be4
Na5
23.
b4
b5
24.
Nc5
Nb3
25.
Nxb3
Bxb3
26.
f4
Bc4
27.
Rfd1
a5
28.
Rxd4
axb4
29.
axb4
Bxb4
30.
Rd7
Rfd8
31.
Rcd1
Rxd7
32.
Rxd7
g6
33.
Bf2
Be6
34.
Rd1
Bc3
35.
h3
h5
36.
Be1
Bxe1
37.
Rxe1
b4
38.
Kf2
b3
39.
Rb1
h4
40.
Ke3
Rc3+
41.
Kd4
Rc4+
42.
Kd3
Rxe4
0-1
Opening Explorer
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Event
Site
Chicago
Date
1979.08.06
Round
8
White
Kroll, Ove
Black
Marfia, Jim
Result
0-1
WhiteElo
2300
BlackElo
2100
Score
[Event "US Open-80"] [Site "Chicago"] [Date "1979.08.06"] [Round "8"] [White "Kroll, Ove"] [Black "Marfia, Jim"] [Result "0-1"] [WhiteElo "2300"] [BlackElo "2100"] 1. d4 Nf6 2. c4 c5 3. e3 e6 4. Nf3 d5 5. Nc3 Nc6 6. a3 cxd4 7. exd4 Be7 8. c5 Ne4 9. Qc2 e5 10. dxe5 Nxc5 11. Bf4 Ne6 12. Bg3 Ned4 13. Nxd4 Nxd4 14. Qa4+ Nc6 15. Rd1 Be6 16. Bd3 O-O 17. O-O Qb6 18. Qc2 d4 19. Na4 Qb3 20. Rc1 Qxc2 21. Bxc2 Rac8 22. Be4 Na5 23. b4 b5 24. Nc5 Nb3 25. Nxb3 Bxb3 26. f4 Bc4 27. Rfd1 a5 28. Rxd4 axb4 29. axb4 Bxb4 30. Rd7 Rfd8 31. Rcd1 Rxd7 32. Rxd7 g6 33. Bf2 Be6 34. Rd1 Bc3 35. h3 h5 36. Be1 Bxe1 37. Rxe1 b4 38. Kf2 b3 39. Rb1 h4 40. Ke3 Rc3+ 41. Kd4 Rc4+ 42. Kd3 Rxe4 0-1