[Event "wch u16b"]
[Site "Innsbruck AUT"]
[Date "1987.05.??"]
[EventDate "?"]
[Round "5"]
[Result "1-0"]
[White "de la Riva, Oscar"]
[Black "Marcin Dluzniewski"]
[ECO "B10"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "78"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Nc3 Nxd5 6. Nf3 e6 7. d4 Be7
8. Bd3 Nc6 9. O-O O-O 10. a3 Nf6 11. Re1 b6 12. Bg5 Bb7 13. Bc2 h6 14. Bh4
Ne8 15. Qd3 f5 16. Bxe7 Nxe7 17. Rxe6 Nd5 18. Nxd5 Bxd5 19. Re5 Be4 20. Qb3+
Kh8 21. Bxe4 fxe4 22. Rxe4 Nd6 23. Re6 Nf5 24. d5 Rc8 25. Rae1 Rc5 26. R6e5
Nh4 27. Nd4 Qf6 28. Qe3 Rc4 29. Re4 a5 30. f3 b5 31. b3 Rcc8 32. Re6 Qf7 33.
Qe4 Nf5 34. Nc6 Qc7 35. Kh1 a4 36. bxa4 bxa4 37. Qxa4 Ra8 38. Qb4 Qd7 39.
Ne5 1-0