1.
c4
Nf6
2.
Nf3
g6
3.
Nc3
Bg7
4.
e4
d6
5.
d4
O-O
6.
Be2
e5
7.
d5
Nbd7
8.
Bg5
h6
9.
Bh4
g5
10.
Bg3
Nh5
11.
h4
Nf4
12.
hxg5
hxg5
13.
Qc2
Nxg2+
14.
Kd2
Nf4
15.
Bxf4
gxf4
16.
Rag1
Nf6
17.
Qb1
Ne8
18.
Qf1
Bd7
19.
Qg2
f5
20.
Ng5
fxe4
21.
Ncxe4
Bf5
22.
Bg4
f3
23.
Qh3
Qd7
24.
Ne6
Bxe4
25.
Nxg7
Qa4
26.
Be6+
Rf7
27.
Qh8#
1-0
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Site
Siegen
Date
1970.09.13
Round
9
White
Patterson, Nicholas J
Black
Withers, WR
Result
1-0
[Event "Olympiad-19 Preliminaries D"] [Site "Siegen"] [Date "1970.09.13"] [Round "9"] [White "Patterson, Nicholas J"] [Black "Withers, WR"] [Result "1-0"] 1. c4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. d5 Nbd7 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nh5 11. h4 Nf4 12. hxg5 hxg5 13. Qc2 Nxg2+ 14. Kd2 Nf4 15. Bxf4 gxf4 16. Rag1 Nf6 17. Qb1 Ne8 18. Qf1 Bd7 19. Qg2 f5 20. Ng5 fxe4 21. Ncxe4 Bf5 22. Bg4 f3 23. Qh3 Qd7 24. Ne6 Bxe4 25. Nxg7 Qa4 26. Be6+ Rf7 27. Qh8# 1-0