1.
d4
Nf6
2.
c4
e6
3.
Nc3
Bb4
4.
Bg5
c5
5.
d5
b5
6.
e3
Qa5
7.
Bxf6
gxf6
8.
Qc2
bxc4
9.
Bxc4
Ba6
10.
Bxa6
Nxa6
11.
Ne2
Rb8
12.
O-O
Bxc3
13.
Nxc3
O-O
14.
Ne4
Kg7
15.
Qe2
f5
16.
Ng3
Qb5
17.
b3
Qxe2
18.
Nxe2
Kf6
19.
Rac1
d6
20.
Rfd1
e5
21.
f3
Rb6
22.
Rc4
Rb4
23.
Rxb4
Nxb4
24.
Nc3
Ke7
25.
Kf2
Rb8
26.
Rb1
f6
27.
Ke2
Rg8
28.
Rg1
Rg7
29.
Kd2
a5
30.
a3
Na6
31.
Nb5
Kd7
32.
Kd3
Rg8
1/2-1/2
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Event
Site
Lincoln
Date
1969.08.15
Round
6
White
Woodworth, Robert
Black
Ackerman, David
Result
1/2-1/2
[Event "US Open-70"] [Site "Lincoln"] [Date "1969.08.15"] [Round "6"] [White "Woodworth, Robert"] [Black "Ackerman, David"] [Result "1/2-1/2"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 c5 5. d5 b5 6. e3 Qa5 7. Bxf6 gxf6 8. Qc2 bxc4 9. Bxc4 Ba6 10. Bxa6 Nxa6 11. Ne2 Rb8 12. O-O Bxc3 13. Nxc3 O-O 14. Ne4 Kg7 15. Qe2 f5 16. Ng3 Qb5 17. b3 Qxe2 18. Nxe2 Kf6 19. Rac1 d6 20. Rfd1 e5 21. f3 Rb6 22. Rc4 Rb4 23. Rxb4 Nxb4 24. Nc3 Ke7 25. Kf2 Rb8 26. Rb1 f6 27. Ke2 Rg8 28. Rg1 Rg7 29. Kd2 a5 30. a3 Na6 31. Nb5 Kd7 32. Kd3 Rg8 1/2-1/2