1.
e4
c5
2.
Nf3
d6
3.
d4
cxd4
4.
Nxd4
Nf6
5.
Nc3
a6
6.
Bg5
Nc6
7.
Bxf6
gxf6
8.
Nb3
h5
9.
Qd2
f5
10.
O-O-O
fxe4
11.
Nxe4
Bh6
12.
f4
Be6
13.
Qe3
Qc7
14.
g3
O-O-O
15.
a3
h4
16.
Bg2
Rhg8
17.
Kb1
Kb8
18.
Nd4
Nxd4
19.
Rxd4
Rc8
20.
Nc3
Bg7
21.
Rb4
d5
22.
f5
Bxc3
23.
bxc3
Bd7
24.
Bxd5
Bc6
25.
Rc4
Qd6
26.
Bxc6
Rxc6
27.
Rxc6
Qxc6
28.
Rd1
hxg3
29.
hxg3
Qb5+
30.
Kc1
Qxf5
31.
Qxe7
Qg5+
32.
Qxg5
Rxg5
1/2-1/2
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Site
Siegen
Date
1970.09.08
Round
4
White
Cosulich, Roberto
Black
De Castro, Edgar
Result
1/2-1/2
[Event "Olympiad-19 Preliminaries D"] [Site "Siegen"] [Date "1970.09.08"] [Round "4"] [White "Cosulich, Roberto"] [Black "De Castro, Edgar"] [Result "1/2-1/2"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nc6 7. Bxf6 gxf6 8. Nb3 h5 9. Qd2 f5 10. O-O-O fxe4 11. Nxe4 Bh6 12. f4 Be6 13. Qe3 Qc7 14. g3 O-O-O 15. a3 h4 16. Bg2 Rhg8 17. Kb1 Kb8 18. Nd4 Nxd4 19. Rxd4 Rc8 20. Nc3 Bg7 21. Rb4 d5 22. f5 Bxc3 23. bxc3 Bd7 24. Bxd5 Bc6 25. Rc4 Qd6 26. Bxc6 Rxc6 27. Rxc6 Qxc6 28. Rd1 hxg3 29. hxg3 Qb5+ 30. Kc1 Qxf5 31. Qxe7 Qg5+ 32. Qxg5 Rxg5 1/2-1/2