1.
e4
e5
2.
Nf3
Nf6
3.
d4
exd4
4.
e5
Ne4
5.
Qxd4
d5
6.
exd6
Nxd6
7.
Bd3
Nc6
8.
Qf4
g6
9.
O-O
Bg7
10.
Nc3
O-O
11.
Be3
Be6
12.
a4
a5
13.
Bc5
Qf6
14.
Qxf6
Bxf6
15.
Nb5
Rfc8
16.
Bxd6
cxd6
17.
Nxd6
Rc7
18.
Be4
Rd8
19.
Nb5
Rcd7
20.
c3
Ne5
21.
Nfd4
Bc4
22.
Rfe1
Nd3
23.
Bxd3
Bxd3
1/2-1/2
Opening Explorer
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Event
Site
Amsterdam
Date
1969.??.??
Round
6
White
Darga, Klaus
Black
Donner, Jan Hein
Result
1/2-1/2
Score
[Event "IBM"] [Site "Amsterdam"] [Date "1969.??.??"] [Round "6"] [White "Darga, Klaus"] [Black "Donner, Jan Hein"] [Result "1/2-1/2"] 1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qxd4 d5 6. exd6 Nxd6 7. Bd3 Nc6 8. Qf4 g6 9. O-O Bg7 10. Nc3 O-O 11. Be3 Be6 12. a4 a5 13. Bc5 Qf6 14. Qxf6 Bxf6 15. Nb5 Rfc8 16. Bxd6 cxd6 17. Nxd6 Rc7 18. Be4 Rd8 19. Nb5 Rcd7 20. c3 Ne5 21. Nfd4 Bc4 22. Rfe1 Nd3 23. Bxd3 Bxd3 1/2-1/2