1.
c4
c5
2.
Nf3
Nc6
3.
Nc3
Nf6
4.
d4
cxd4
5.
Nxd4
e6
6.
g3
Qb6
7.
Nb3
Bb4
8.
Bg2
Ne5
9.
Nd2
O-O
10.
Qc2
Rd8
11.
O-O
d5
12.
cxd5
exd5
13.
Nb3
d4
14.
Na4
Qb5
15.
Nac5
Bg4
16.
f3
Bh5
17.
a4
Qb6
18.
a5
Qb5
19.
Nd3
Bg6
20.
Rd1
Rac8
21.
Qb1
Bf8
22.
Qa2
Nxd3
23.
exd3
Bxd3
0-1
Opening Explorer
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Event
Site
Praia da Rocha
Date
1978.??.??
White
Santos, Luis M
Black
Mariotti, Sergio
Result
0-1
WhiteElo
2255
BlackElo
2475
Score
[Event "Praia da Rocha Zonal"] [Site "Praia da Rocha"] [Date "1978.??.??"] [Round "?"] [White "Santos, Luis M"] [Black "Mariotti, Sergio"] [Result "0-1"] [WhiteElo "2255"] [BlackElo "2475"] 1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e6 6. g3 Qb6 7. Nb3 Bb4 8. Bg2 Ne5 9. Nd2 O-O 10. Qc2 Rd8 11. O-O d5 12. cxd5 exd5 13. Nb3 d4 14. Na4 Qb5 15. Nac5 Bg4 16. f3 Bh5 17. a4 Qb6 18. a5 Qb5 19. Nd3 Bg6 20. Rd1 Rac8 21. Qb1 Bf8 22. Qa2 Nxd3 23. exd3 Bxd3 0-1