1.
d4
Nf6
2.
c4
e6
3.
Nc3
Bb4
4.
e3
c5
5.
Bd3
O-O
6.
Nf3
d5
7.
O-O
Nc6
8.
a3
dxc4
9.
Bxc4
Ba5
10.
Bd3
cxd4
11.
exd4
Bb6
12.
Be3
Qd6
13.
Qd2
Nd5
14.
Nxd5
Qxd5
15.
Rfe1
Bd7
16.
Rad1
Rac8
17.
Bc2
Qh5
18.
Ng5
h6
19.
Ne4
Ne7
1/2-1/2
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Event
Site
Amsterdam
Date
1968.??.??
Round
12
White
Donner, Jan Hein
Black
Lengyel, Levente
Result
1/2-1/2
[Event "IBM"] [Site "Amsterdam"] [Date "1968.??.??"] [Round "12"] [White "Donner, Jan Hein"] [Black "Lengyel, Levente"] [Result "1/2-1/2"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O Nc6 8. a3 dxc4 9. Bxc4 Ba5 10. Bd3 cxd4 11. exd4 Bb6 12. Be3 Qd6 13. Qd2 Nd5 14. Nxd5 Qxd5 15. Rfe1 Bd7 16. Rad1 Rac8 17. Bc2 Qh5 18. Ng5 h6 19. Ne4 Ne7 1/2-1/2