[Event "Las Palmas-07"]
[Site "Las Palmas"]
[Date "1978.??.??"]
[Round "6"]
[White "Mariotti, Sergio"]
[Black "Medina Garcia, Antonio Angel"]
[Result "1-0"]
[WhiteElo "2475"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 Nbd7 7. Qc2 b6 8. cxd5 Nxd5 9. a3 c5 10. e4 N5f6 11. Rd1 Bb7 12. Nc3 cxd4 13. Nxd4 Rc8 14. Ndb5 a6 15. Nd6 Bxd6 16. Rxd6 Qc7 17. Rd1 Nc5 18. f3 b5 19. Bf4 e5 20. Be3 Na4 21. Bh3 Rcd8 22. Rdc1 Bc8 23. Bf1 Nxc3 24. Qxc3 Qb8 25. Qa5 Bb7 26. a4 bxa4 27. Rxa4 Rd7 28. Rb4 Rc8 29. Rxc8+ Qxc8 30. Qxe5 Rd1 31. Rd4 Nd7 32. Qd6 Rxd4 33. Qxd4 h6 34. Bh3 Bc6 35. Qc3 Qb7 36. Bd4 f6 37. Qc4+ Kh8 38. Qf7 Qb4 39. Bc3 Qc5+ 40. Kg2 Ne5 41. Qc7 Qe3 1-0