1.
e4
e5
2.
Nf3
Nc6
3.
Bb5
a6
4.
Bxc6
dxc6
5.
O-O
Qd6
6.
c3
c5
7.
d4
cxd4
8.
cxd4
exd4
9.
e5
Qd8
10.
Nxd4
c5
11.
Nb3
Qxd1
12.
Rxd1
c4
13.
Na5
b5
14.
a4
f6
15.
Nc6
Bg4
16.
Rd4
Be6
17.
axb5
Bc5
18.
Rd1
Ne7
19.
Nxe7
Kxe7
20.
exf6+
gxf6
21.
bxa6
Rhg8
22.
Be3
Bxe3
23.
fxe3
Rgb8
24.
Rd2
Rb6
25.
a7
Rb7
26.
Nc3
Rbxa7
27.
Rxa7+
Rxa7
28.
Kf2
f5
29.
Kg3
Kf6
30.
Kf4
Rb7
31.
Ne2
Rg7
32.
Nc3
Rg4+
33.
Kf3
Ke5
34.
Rd8
Rg7
35.
Rd2
Bc8
36.
Rd5+
Ke6
37.
Rd4
Bb7+
38.
e4
fxe4+
39.
Nxe4
Bd5
40.
g3
Rb7
41.
Ke3
Rxb2
42.
Nc3
Ba8
1/2-1/2
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Event
Site
Las Vegas
Date
1974.03.21
Round
7
White
Jacobs, John N
Black
Biyiasas, Peter
Result
1/2-1/2
[Event "Las Vegas National op"] [Site "Las Vegas"] [Date "1974.03.21"] [Round "7"] [White "Jacobs, John N"] [Black "Biyiasas, Peter"] [Result "1/2-1/2"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Qd6 6. c3 c5 7. d4 cxd4 8. cxd4 exd4 9. e5 Qd8 10. Nxd4 c5 11. Nb3 Qxd1 12. Rxd1 c4 13. Na5 b5 14. a4 f6 15. Nc6 Bg4 16. Rd4 Be6 17. axb5 Bc5 18. Rd1 Ne7 19. Nxe7 Kxe7 20. exf6+ gxf6 21. bxa6 Rhg8 22. Be3 Bxe3 23. fxe3 Rgb8 24. Rd2 Rb6 25. a7 Rb7 26. Nc3 Rbxa7 27. Rxa7+ Rxa7 28. Kf2 f5 29. Kg3 Kf6 30. Kf4 Rb7 31. Ne2 Rg7 32. Nc3 Rg4+ 33. Kf3 Ke5 34. Rd8 Rg7 35. Rd2 Bc8 36. Rd5+ Ke6 37. Rd4 Bb7+ 38. e4 fxe4+ 39. Nxe4 Bd5 40. g3 Rb7 41. Ke3 Rxb2 42. Nc3 Ba8 1/2-1/2