1.
b3
e5
2.
Bb2
Nc6
3.
e3
d5
4.
Nf3
e4
5.
Nd4
Nxd4
6.
Bxd4
Nf6
7.
Be2
Be7
8.
d3
O-O
9.
Nd2
Re8
10.
Rc1
b6
11.
O-O
Bb7
12.
c4
c5
13.
Bxf6
Bxf6
14.
cxd5
exd3
15.
Bxd3
Qxd5
16.
Nf3
Rad8
17.
Be2
Qxd1
18.
Rfxd1
Rxd1+
19.
Rxd1
Bxf3
20.
Bxf3
Rd8
21.
Kf1
Rxd1+
22.
Bxd1
Kf8
23.
Ke2
Ke7
1/2-1/2
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Event
Site
Palo Alto
Date
1981.??.??
Round
4
White
Duckworth, William Mark
Black
Marshall, T
Result
1/2-1/2
[Event "US Open-82"] [Site "Palo Alto"] [Date "1981.??.??"] [Round "4"] [White "Duckworth, William Mark"] [Black "Marshall, T"] [Result "1/2-1/2"] 1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Nf3 e4 5. Nd4 Nxd4 6. Bxd4 Nf6 7. Be2 Be7 8. d3 O-O 9. Nd2 Re8 10. Rc1 b6 11. O-O Bb7 12. c4 c5 13. Bxf6 Bxf6 14. cxd5 exd3 15. Bxd3 Qxd5 16. Nf3 Rad8 17. Be2 Qxd1 18. Rfxd1 Rxd1+ 19. Rxd1 Bxf3 20. Bxf3 Rd8 21. Kf1 Rxd1+ 22. Bxd1 Kf8 23. Ke2 Ke7 1/2-1/2