1.
e4
e5
2.
Nf3
Nc6
3.
Bb5
a6
4.
Ba4
Nf6
5.
O-O
Be7
6.
Re1
b5
7.
Bb3
d6
8.
c3
O-O
9.
h3
Nb8
10.
d4
Nbd7
11.
c4
c6
12.
Nc3
b4
13.
Na4
c5
14.
d5
Re8
15.
Bc2
a5
16.
b3
Nf8
17.
Nb2
Ng6
18.
Bd2
h6
19.
a4
Nh7
20.
Kh2
Rf8
21.
Be3
f5
22.
exf5
Bxf5
23.
Bxf5
Rxf5
24.
Nd2
Nf4
25.
Ne4
Qd7
26.
Nd3
Raf8
27.
Bxf4
exf4
28.
f3
R8f7
29.
Ra2
1/2-1/2
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Event
Site
Amsterdam
Date
1969.??.??
Round
13
White
Black
Darga, Klaus
Result
1/2-1/2
Score
[Event "IBM"] [Site "Amsterdam"] [Date "1969.??.??"] [Round "13"] [White "Byrne, Robert Eugene"] [Black "Darga, Klaus"] [Result "1/2-1/2"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7 11. c4 c6 12. Nc3 b4 13. Na4 c5 14. d5 Re8 15. Bc2 a5 16. b3 Nf8 17. Nb2 Ng6 18. Bd2 h6 19. a4 Nh7 20. Kh2 Rf8 21. Be3 f5 22. exf5 Bxf5 23. Bxf5 Rxf5 24. Nd2 Nf4 25. Ne4 Qd7 26. Nd3 Raf8 27. Bxf4 exf4 28. f3 R8f7 29. Ra2 1/2-1/2