1.
Nf3
d5
2.
g3
c5
3.
Bg2
Nc6
4.
d4
Nf6
5.
O-O
e6
6.
c4
Be7
7.
cxd5
exd5
8.
Nc3
O-O
9.
Be3
c4
10.
Ne5
Bf5
11.
h3
h6
12.
g4
Be4
13.
f3
Bh7
14.
f4
Be4
15.
g5
hxg5
16.
fxg5
Nh5
17.
Nxe4
dxe4
18.
h4
Nxe5
19.
dxe5
Qa5
20.
Bd4
g6
21.
e3
Bc5
22.
e6
fxe6
23.
Qg4
Bxd4
24.
exd4
Qd5
25.
Qxe4
Rxf1+
26.
Rxf1
Qxe4
27.
Bxe4
Ng3
28.
Re1
Nxe4
29.
Rxe4
Kf7
30.
Kf2
b5
31.
Ke3
b4
32.
Rf4+
Ke7
33.
Rf6
Rc8
34.
Kd2
Rd8
35.
Ke3
Rc8
36.
Kd2
Rd8
1/2-1/2
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Event
Site
Las Palmas
Date
1978.??.??
Round
14
White
Mariotti, Sergio
Black
Rodriguez Vargas, Orestes
Result
1/2-1/2
WhiteElo
2475
BlackElo
2485
[Event "Las Palmas-07"] [Site "Las Palmas"] [Date "1978.??.??"] [Round "14"] [White "Mariotti, Sergio"] [Black "Rodriguez Vargas, Orestes"] [Result "1/2-1/2"] [WhiteElo "2475"] [BlackElo "2485"] 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 Nf6 5. O-O e6 6. c4 Be7 7. cxd5 exd5 8. Nc3 O-O 9. Be3 c4 10. Ne5 Bf5 11. h3 h6 12. g4 Be4 13. f3 Bh7 14. f4 Be4 15. g5 hxg5 16. fxg5 Nh5 17. Nxe4 dxe4 18. h4 Nxe5 19. dxe5 Qa5 20. Bd4 g6 21. e3 Bc5 22. e6 fxe6 23. Qg4 Bxd4 24. exd4 Qd5 25. Qxe4 Rxf1+ 26. Rxf1 Qxe4 27. Bxe4 Ng3 28. Re1 Nxe4 29. Rxe4 Kf7 30. Kf2 b5 31. Ke3 b4 32. Rf4+ Ke7 33. Rf6 Rc8 34. Kd2 Rd8 35. Ke3 Rc8 36. Kd2 Rd8 1/2-1/2