[Event "EST-chT"]
[Site "Tallinn"]
[Date "1999.04.04"]
[Round "4"]
[White "Koshik, Oleg"]
[Black "Pritulina, Svetlana"]
[Result "0-1"]
[ECO "E81"]
[BlackElo "2020"]
[PlyCount "66"]
[EventDate "1999.??.??"]
[EventType "team"]
[EventRounds "10"]
[EventCountry "EST"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. f3 0-0 6. Be3 Nbd7 7. Nge2 e5 8. h4 Nb6 9. Qd3 c6 10. d5 cxd5 11. cxd5 h5 12. Rc1 Nh7 13. Nb5 Nf6 14. Nc7 Rb8 15. Qa3 Ne8 16. Qxa7 Nd7 17. Nxe8 Rxe8 18. Nc3 b6 19. Nb5 Rb7 20. Qa3 Bf8 21. Nxd6 Rb8 22. Rc6 Be7 23. g3 Nf8 24. Bxb6 Rxb6 25. Rxc8 Qd7 26. Rxe8 Bxd6 27. Qa8 Rxb2 28. Be2 Bb4+ 29. Kf1 Qc7 30. Rc8 Qb6 31. Qb8 Qd4 32. Qb5 Qd2 33. Rc7 Qe1+ 0-1

[Event "EU-ch U12"]
[Site "Tallinn"]
[Date "1997.??.??"]
[Round "7"]
[White "Jeffares, Simon"]
[Black "Koshik, Oleg"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "34"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "EST"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. exd5 exd5 6. dxc5 Bxc5 7. Nb3 Bb6 8. c3 Bg4 9. Be2 Nge7 10. 0-0 0-0 11. Bf4 Ng6 12. Qd2 Re8 13. Bg3 Qd7 14. Rad1 Rad8 15. Rfe1 h6 16. Kf1 Na5 17. Nxa5 Bxa5 0-1

[Event "EU-ch U12"]
[Site "Tallinn"]
[Date "1997.??.??"]
[Round "6"]
[White "Koshik, Oleg"]
[Black "Glawischnig, Armin"]
[Result "0-1"]
[ECO "E81"]
[PlyCount "34"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "EST"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. Bxc5 Nc6 10. Nd5 Nd7 11. Ba3 Nb6 12. 0-0-0 Bh6+ 13. Kb1 Nxd5 14. cxd5 e6 15. Ne2 exd5 16. exd5 Bf5+ 17. Ka1 Bc2 0-1

[Event "EU-ch U12"]
[Site "Tallinn"]
[Date "1997.??.??"]
[Round "2"]
[White "Koshik, Oleg"]
[Black "Rozhic, Igor"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "34"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "EST"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 Nbd7 6. Be2 0-0 7. 0-0 c5 8. d5 Nb6 9. Bf4 Nh5 10. Be3 f5 11. exf5 Bxf5 12. Nh4 Bxc3 13. bxc3 Ng7 14. Nxf5 Nxf5 15. Bg5 Nd7 16. Re1 Re8 17. Bg4 Kg7 1-0

[Event "EU-ch U12"]
[Site "Tallinn"]
[Date "1997.??.??"]
[Round "4"]
[White "Koshik, Oleg"]
[Black "Smirnov, Alesander"]
[Result "1-0"]
[ECO "A28"]
[PlyCount "34"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "EST"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 d6 4. e3 Nf6 5. d4 exd4 6. exd4 Bf5 7. Be2 Be7 8. 0-0 0-0 9. a3 Re8 10. Re1 Ne4 11. Bd3 Nxc3 12. bxc3 Bxd3 13. Qxd3 Bf6 14. Bd2 Qd7 15. Rab1 b6 16. Bg5 Bxg5 17. Nxg5 g6 1-0

[Event "EU-ch U12"]
[Site "Tallinn"]
[Date "1997.??.??"]
[Round "8"]
[White "Koshik, Oleg"]
[Black "Sveshnikov, Vladimir"]
[Result "0-1"]
[ECO "D31"]
[PlyCount "34"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "EST"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. a4 Bb4 6. e3 b5 7. Bd2 Bxc3 8. Bxc3 a5 9. axb5 cxb5 10. Qd2 Nc6 11. Ne5 Nge7 12. Nxc6 Nxc6 13. Qc2 Bb7 14. Be2 0-0 15. 0-0 Qg5 16. e4 b4 17. Be1 Nxd4 0-1

[Event "EU-ch U12"]
[Site "Tallinn"]
[Date "1997.??.??"]
[Round "3"]
[White "Meszaros, Tamas"]
[Black "Koshik, Oleg"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2115"]
[PlyCount "34"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "EST"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 cxd4 6. cxd4 Qb6 7. Qd2 Bd7 8. Nf3 Nge7 9. Nc3 Nf5 10. Be2 Be7 11. 0-0 0-0 12. Bd3 Nxe3 13. fxe3 Nb4 14. Bb1 f6 15. exf6 Bxf6 16. a3 Nc6 17. Na4 Qd8 1-0

[Event "EU-ch U12"]
[Site "Tallinn"]
[Date "1997.??.??"]
[Round "5"]
[White "Mihalik, Agoston"]
[Black "Koshik, Oleg"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2160"]
[PlyCount "34"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "EST"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. Nc3 dxe4 4. d5 Ne5 5. Qd4 Ng6 6. Qa4+ Bd7 7. Qb3 Rb8 8. h4 h5 9. Bg5 Nf6 10. 0-0-0 Ng4 11. Nxe4 f5 12. Nc5 Nxf2 13. Bd2 Ne4 14. Nxe4 fxe4 15. Qe3 Bf5 16. Bb5+ Bd7 17. Qxe4 Bxb5 1-0

[Event "EU-ch U12"]
[Site "Tallinn"]
[Date "1997.??.??"]
[Round "9"]
[White "Oezturkeri, Izik"]
[Black "Koshik, Oleg"]
[Result "1-0"]
[ECO "D53"]
[PlyCount "34"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "EST"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 0-0 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. e4 Nb6 10. Qc2 Nc6 11. Be2 Rd8 12. Rd1 Bd7 13. 0-0 e5 14. d5 Nb8 15. Nb5 Bxb5 16. Bxb5 a6 17. Be2 c6 1-0

[Event "EU-ch U12"]
[Site "Tallinn"]
[Date "1997.??.??"]
[Round "1"]
[White "Vovsha, Eli"]
[Black "Koshik, Oleg"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "2240"]
[PlyCount "34"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "EST"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 d5 3. cxd5 Nxd5 4. e4 Nf6 5. Nc3 e6 6. d4 Be7 7. Bf4 a6 8. Be2 0-0 9. 0-0 b6 10. Qc2 Bb7 11. Rfd1 Nc6 12. a3 Na7 13. Rac1 Rc8 14. h3 h6 15. Bc4 b5 16. Ba2 c6 17. Bb1 Nh5 1-0

