1.
e4
e5
2.
Nf3
Nc6
3.
Bc4
Be7
4.
d4
d6
5.
h3
Nf6
6.
Nc3
O-O
7.
O-O
Nxe4
8.
Nxe4
d5
9.
Bxd5
Qxd5
10.
Nc3
Qd6
11.
dxe5
Nxe5
12.
Nxe5
Qxe5
13.
Re1
Qc5
14.
Be3
Qf5
15.
Nd5
Bd6
16.
Bf4
Qg6
17.
Re3
Kh8
18.
Rg3
Qe4
19.
Bxd6
cxd6
20.
Re3
Qg6
21.
Qd4
Bd7
22.
Rg3
Qh6
23.
Rd1
Rfd8
24.
Rdd3
Bf5
25.
Rdf3
Bg6
26.
Ne3
f6
27.
Rf4
Re8
28.
Rh4
Bh5
29.
Kh2
1-0
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Event
Site
Portoroz/Ljubljana
Date
1975.06.09
Round
7
White
Mariotti, Sergio
Black
Osterman, Rudolf
Result
1-0
[Event "Vidmar Memorial-03"] [Site "Portoroz/Ljubljana"] [Date "1975.06.09"] [Round "7"] [White "Mariotti, Sergio"] [Black "Osterman, Rudolf"] [Result "1-0"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 d6 5. h3 Nf6 6. Nc3 O-O 7. O-O Nxe4 8. Nxe4 d5 9. Bxd5 Qxd5 10. Nc3 Qd6 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. Re1 Qc5 14. Be3 Qf5 15. Nd5 Bd6 16. Bf4 Qg6 17. Re3 Kh8 18. Rg3 Qe4 19. Bxd6 cxd6 20. Re3 Qg6 21. Qd4 Bd7 22. Rg3 Qh6 23. Rd1 Rfd8 24. Rdd3 Bf5 25. Rdf3 Bg6 26. Ne3 f6 27. Rf4 Re8 28. Rh4 Bh5 29. Kh2 1-0