1.
d4
Nf6
2.
c4
g6
3.
g3
Bg7
4.
Bg2
d5
5.
cxd5
Nxd5
6.
e4
Nb6
7.
Ne2
c5
8.
d5
O-O
9.
O-O
e6
10.
Nec3
exd5
11.
exd5
N8d7
12.
a4
Nf6
13.
Na3
Bg4
14.
Qb3
Qd7
15.
a5
Nc8
16.
Be3
Bh3
17.
Bxc5
Bxg2
18.
Kxg2
Rd8
19.
Rfd1
Ne7
20.
Rd3
Nexd5
21.
Rad1
Qc6
22.
Nxd5
Qxc5
23.
Qxb7
Rdb8
24.
Qc6
Qxc6
0-1
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Event
Site
Long Beach
Date
1955.08.20
Round
12
White
Addison, William G
Black
Seidman, Herbert
Result
0-1
Score
[Event "US Open-56"] [Site "Long Beach"] [Date "1955.08.20"] [Round "12"] [White "Addison, William G"] [Black "Seidman, Herbert"] [Result "0-1"] 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5 O-O 9. O-O e6 10. Nec3 exd5 11. exd5 N8d7 12. a4 Nf6 13. Na3 Bg4 14. Qb3 Qd7 15. a5 Nc8 16. Be3 Bh3 17. Bxc5 Bxg2 18. Kxg2 Rd8 19. Rfd1 Ne7 20. Rd3 Nexd5 21. Rad1 Qc6 22. Nxd5 Qxc5 23. Qxb7 Rdb8 24. Qc6 Qxc6 0-1