[Event "Gelsenkirchen-ch U16"]
[Site "Gelsenkirchen"]
[Date "2003.05.22"]
[Round "3"]
[White "Siska, Jan"]
[Black "Koop, Marc"]
[Result "0-1"]
[ECO "B00"]
[BlackElo "610"]
[PlyCount "30"]
[EventDate "2003.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bg4 5. h3 g6 6. hxg4 e5 7. dxe5 dxe5 8. Nxe5 Nd4 9. Qxd4 Qxd4 10. Be3 Qxe5 11. 0-0-0 Qa5 12. f3 Bb4 13. Nd5 Nxd5 14. exd5 Qxa2 15. Bf4 Qa1# 0-1

[Event "Gelsenkirchen-ch U16"]
[Site "Gelsenkirchen"]
[Date "2003.05.22"]
[Round "4"]
[White "Wittenbrink, Michael"]
[Black "Siska, Jan"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "50"]
[EventDate "2003.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c3 Nc6 2. Nf3 Nf6 3. Qa4 b5 4. g4 bxa4 5. Rg1 g6 6. Rg3 Ne4 7. Rh3 f5 8. Rxh7 Rxh7 9. Ne5 Nxe5 10. Bg2 Nxg4 11. Bxe4 fxe4 12. f3 exf3 13. exf3 Nxh2 14. Na3 Nxf3+ 15. Ke2 Ne5 16. Nc4 Nxc4 17. d3 Nb6 18. Bh6 Bxh6 19. Rh1 Bb7 20. Rxh6 Rxh6 21. b3 axb3 22. c4 bxa2 23. d4 a1Q 24. d5 Qa2+ 25. Ke1 Rh1# 0-1

[Event "Ljubljana op 5th"]
[Site "Ljubljana"]
[Date "1994.??.??"]
[Round "?"]
[White "Kecic, Stevan"]
[Black "Siska, Jan"]
[Result "1-0"]
[ECO "B88"]
[WhiteElo "2250"]
[BlackElo "2300"]
[PlyCount "47"]
[EventDate "1994.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SLO"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. 0-0 Be7 8. Kh1 a6 9. f4 0-0 10. Be3 Qc7 11. Bb3 Na5 12. f5 Nxb3 13. axb3 exf5 14. Nxf5 Bxf5 15. Rxf5 b5 16. Bd4 Rfc8 17. Qf3 b4 18. Bxf6 bxc3 19. Bxg7 cxb2 20. Bxb2 Qxc2 21. Qg4+ Kf8 22. Raf1 Qxb2 23. Rxf7+ Ke8 24. Qe6 1-0

[Event "Ljubljana op 5th"]
[Site "Ljubljana"]
[Date "1994.??.??"]
[Round "?"]
[White "Mikhalchishin, Adrian"]
[Black "Siska, Jan"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2530"]
[BlackElo "2300"]
[PlyCount "53"]
[EventDate "1994.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SLO"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bf4 c6 6. e3 Nbd7 7. Qc2 h6 8. Rd1 Nh5 9. Bd3 Nxf4 10. exf4 Nf6 11. 0-0 0-0 12. Ne5 Nd7 13. Qe2 Nxe5 14. fxe5 a6 15. f4 Bb4 16. cxd5 cxd5 17. g4 Bxc3 18. bxc3 Bd7 19. Bb1 Bb5 20. Qc2 g6 21. Rf3 Qe8 22. Re1 Ba4 23. Qf2 Qe7 24. f5 exf5 25. gxf5 g5 26. Rh3 g4 27. f6 1-0

