[Event "Paris op-1"]
[Site "Paris"]
[Date "1989.??.??"]
[Round "?"]
[White "Derveloy, S."]
[Black "Perez, Yosvanny"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2060"]
[BlackElo "1850"]
[PlyCount "29"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Qc7 6. Nc3 e6 7. Bxc6 dxc6 8. e5 Ne7 9. d3 0-0 10. Bg5 Nf5 11. Ne4 b6 12. Qd2 Kh8 13. Bf6 Ba6 14. g4 Nd4 15. Qh6 1-0

[Event "O'Kelly mem-C corr8490"]
[Site "Belgium"]
[Date "1984.??.??"]
[Round "?"]
[White "Jouan, Claude"]
[Black "Derveloy, S."]
[Result "0-1"]
[ECO "B77"]
[PlyCount "56"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "BEL"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Qc7 11. Bb3 Ne5 12. h4 Nc4 13. Bxc4 Qxc4 14. h5 b5 15. Bh6 b4 16. Nd5 Nxd5 17. Bxg7 Kxg7 18. exd5 Qxa2 19. Nb3 Bf5 20. hxg6 fxg6 21. Qxb4 Rfc8 22. Rd3 Rab8 23. Qd4+ Kg8 24. Kd2 Rxc2+ 25. Kxc2 Qxb3+ 26. Kd2 Bxd3 27. Qxd3 Qxb2+ 28. Ke1 Qa1+ 0-1

