1.
Nf3
g6
2.
g3
Bg7
3.
Bg2
e5
4.
d3
d5
5.
O-O
Ne7
6.
c4
d4
7.
Na3
O-O
8.
Nc2
a5
9.
Rb1
c5
10.
b3
Na6
11.
a3
Nc6
12.
Bd2
Re8
13.
b4
axb4
14.
axb4
cxb4
15.
Nxb4
Naxb4
16.
Bxb4
e4
17.
dxe4
Rxe4
18.
Ne1
Re8
19.
Nd3
Ra2
20.
Re1
Bh6
21.
Bf3
Bf5
22.
Qb3
Qa8
23.
Bd6
1/2-1/2
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Event
Site
Las Vegas
Date
1974.03.22
Round
8
White
Hanken, Jerome B
Black
Lengyel, Levente
Result
1/2-1/2
[Event "Las Vegas National op"] [Site "Las Vegas"] [Date "1974.03.22"] [Round "8"] [White "Hanken, Jerome B"] [Black "Lengyel, Levente"] [Result "1/2-1/2"] 1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 4. d3 d5 5. O-O Ne7 6. c4 d4 7. Na3 O-O 8. Nc2 a5 9. Rb1 c5 10. b3 Na6 11. a3 Nc6 12. Bd2 Re8 13. b4 axb4 14. axb4 cxb4 15. Nxb4 Naxb4 16. Bxb4 e4 17. dxe4 Rxe4 18. Ne1 Re8 19. Nd3 Ra2 20. Re1 Bh6 21. Bf3 Bf5 22. Qb3 Qa8 23. Bd6 1/2-1/2