1.
e4
c5
2.
Nf3
d6
3.
Nc3
Nf6
4.
d4
cxd4
5.
Nxd4
g6
6.
Be3
Bg7
7.
f3
O-O
8.
Qd2
Nc6
9.
Bc4
Bd7
10.
O-O-O
Qb8
11.
h4
b5
12.
Bb3
a5
13.
a4
bxa4
14.
Nxa4
Rc8
15.
Ne2
Ne5
16.
Nb6
a4
17.
Ba2
Be6
18.
Nxc8
Qxc8
19.
Bxe6
Qxe6
20.
Qb4
a3
21.
b3
a2
22.
Kd2
d5
23.
Nf4
Qc6
24.
Bd4
Ned7
25.
Nxd5
Nxd5
26.
exd5
Bh6+
27.
Kd3
Qxd5
28.
Qxe7
Bf8
29.
Qg5
Qd6
30.
Ke2
Qc6
31.
Qd2
Nf6
32.
Kf2
Qd6
33.
Qg5
Bg7
34.
c3
h6
35.
Qg3
Qe6
36.
Rhe1
Qxb3
37.
Kg1
Ne4
38.
fxe4
Bxd4+
39.
Rxd4
a1=Q
40.
Rxa1
Rxa1+
41.
Kh2
Qb1
42.
Rd8+
Kh7
43.
Qf2
f5
44.
exf5
g5
45.
hxg5
hxg5
46.
Qd4
Qh1+
47.
Kg3
Qe1+
48.
Kh2
Qh1+
1/2-1/2
Opening Explorer
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Event
Site
Los Angeles
Date
1989.??.??
Round
4
White
Peters, Jack
Black
Simpson, Ronald
Result
1/2-1/2
WhiteElo
2505
[Event "American op"] [Site "Los Angeles"] [Date "1989.??.??"] [Round "4"] [White "Peters, Jack"] [Black "Simpson, Ronald"] [Result "1/2-1/2"] [WhiteElo "2505"] 1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. O-O-O Qb8 11. h4 b5 12. Bb3 a5 13. a4 bxa4 14. Nxa4 Rc8 15. Ne2 Ne5 16. Nb6 a4 17. Ba2 Be6 18. Nxc8 Qxc8 19. Bxe6 Qxe6 20. Qb4 a3 21. b3 a2 22. Kd2 d5 23. Nf4 Qc6 24. Bd4 Ned7 25. Nxd5 Nxd5 26. exd5 Bh6+ 27. Kd3 Qxd5 28. Qxe7 Bf8 29. Qg5 Qd6 30. Ke2 Qc6 31. Qd2 Nf6 32. Kf2 Qd6 33. Qg5 Bg7 34. c3 h6 35. Qg3 Qe6 36. Rhe1 Qxb3 37. Kg1 Ne4 38. fxe4 Bxd4+ 39. Rxd4 a1=Q 40. Rxa1 Rxa1+ 41. Kh2 Qb1 42. Rd8+ Kh7 43. Qf2 f5 44. exf5 g5 45. hxg5 hxg5 46. Qd4 Qh1+ 47. Kg3 Qe1+ 48. Kh2 Qh1+ 1/2-1/2