[Event "Primorsko op"]
[Site "Primorsko"]
[Date "2018.09.23"]
[Round "8"]
[White "Tilicheev, Viacheslav"]
[Black "Kostlan, Jan"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2528"]
[BlackElo "1901"]
[PlyCount "67"]
[EventDate "2018.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Nc6 7. Qg4 g6 8. Nf3 h5 9. Qf4 cxd4 10. cxd4 Nh6 11. Bd3 Nf5 12. 0-0 h4 13. g4 hxg3 14. fxg3 Qb6 15. c3 Bd7 16. g4 0-0-0 17. gxf5 gxf5 18. h4 Rdg8+ 19. Ng5 Ne7 20. Qh2 Qc7 21. Rf2 Kb8 22. Bd2 Ng6 23. h5 f6 24. exf6 e5 25. f7 Rf8 26. hxg6 Rxh2 27. Rxh2 e4 28. g7 Qd6 29. gxf8Q+ Qxf8 30. Bf4+ Kc8 31. Be5 Kd8 32. Rh8 Qxh8 33. Bxh8 Ke7 34. Bg7 1-0

[Event "Primorsko op"]
[Site "Primorsko"]
[Date "2018.09.22"]
[Round "7"]
[White "Kostlan, Jan"]
[Black "Mishev, Liubomir"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1901"]
[BlackElo "2090"]
[PlyCount "67"]
[EventDate "2018.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. Qc2 Bb4 5. Bd2 a5 6. Nf3 b6 7. g3 Bb7 8. Bg2 d6 9. 0-0 Bxc3 10. Bxc3 0-0 11. Rae1 Be4 12. Qd2 Qc8 13. Bh3 h6 14. Rc1 Qa6 15. d5 Nbd7 16. dxe6 Nc5 17. Nh4 Nxe6 18. f3 Bb7 19. Bxf5 Nc5 20. Bg6 Rad8 21. Bb1 Rf7 22. Nf5 Nh7 23. Nxh6+ gxh6 24. Qxh6 Re8 25. Bxh7+ Rxh7 26. Qg6+ Kf8 27. Qxh7 Re7 28. Qh8+ Kf7 29. Qh5+ Kg8 30. Qg6+ Kf8 31. Qf5+ Kg8 32. Qf6 Re8 33. Qg6+ Kf8 34. Qg7# 1-0

[Event "Primorsko op"]
[Site "Primorsko"]
[Date "2018.09.21"]
[Round "6"]
[White "Atanasov, Ivaylo"]
[Black "Kostlan, Jan"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1588"]
[BlackElo "1901"]
[PlyCount "74"]
[EventDate "2018.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. f4 Bg7 4. Nc3 c5 5. Be3 Nc6 6. dxc5 Bxc3+ 7. bxc3 Qa5 8. Bd4 e5 9. fxe5 dxe5 10. Bxe5 Nxe5 11. Qd4 f6 12. a4 Be6 13. 0-0-0 Rd8 14. Bb5+ Ke7 15. Qxd8+ Qxd8 16. Rxd8 Kxd8 17. Nf3 Nxf3 18. gxf3 a6 19. Rd1+ Ke7 20. Be2 Nh6 21. Rd6 Rc8 22. Rb6 Rc7 23. c6 bxc6 24. Bxa6 Nf7 25. a5 Nd6 26. Kd2 Bc4 27. Ke3 Ra7 28. Bxc4 Nxc4+ 29. Kd4 Nxb6 30. axb6 Ra5 31. c4 Kd6 32. f4 c5+ 33. Kd3 Ra3+ 34. Kd2 Kc6 35. e5 fxe5 36. fxe5 Kxb6 37. e6 Kc6 0-1

[Event "Primorsko op"]
[Site "Primorsko"]
[Date "2018.09.20"]
[Round "5"]
[White "Kostlan, Jan"]
[Black "Ivanov, Igor2222"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1901"]
[BlackElo "1811"]
[PlyCount "77"]
[EventDate "2018.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 h6 6. Bh4 0-0 7. f4 Bg4 8. Qd2 Na6 9. h3 Bd7 10. Nf3 c5 11. d5 Nc7 12. Bd3 Rb8 13. e5 Nfe8 14. 0-0 b5 15. b3 bxc4 16. Bxc4 Bb5 17. Rae1 Bxc4 18. bxc4 f6 19. e6 f5 20. Rb1 Nf6 21. Rxb8 Qxb8 22. Rb1 Qa8 23. Qc2 Rb8 24. Kh2 Kh7 25. Bf2 Rb7 26. Nh4 Rxb1 27. Qxb1 h5 28. Nf3 Kg8 29. Qb3 Nh7 30. Be1 Bh6 31. Ne2 Nf6 32. Ng5 Bxg5 33. fxg5 Nfe8 34. Kh1 Ng7 35. Nf4 Kh7 36. Bc3 Na6 37. Qb2 Ne8 38. Qb5 Nec7 39. Qd7 1-0

[Event "Primorsko op"]
[Site "Primorsko"]
[Date "2018.09.19"]
[Round "4"]
[White "Kostlan, Jan"]
[Black "Todorov, Kaloyan"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "1901"]
[BlackElo "2021"]
[PlyCount "50"]
[EventDate "2018.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 d6 6. Nc3 Ne4 7. Qc2 Nxc3 8. Qxc3 Nd7 9. 0-0 Nf6 10. Bg5 Be7 11. Nd2 c6 12. f4 h6 13. Bxf6 Bxf6 14. e4 c5 15. e5 cxd4 16. Qxd4 dxe5 17. Qxd8+ Rxd8 18. Bxb7 Rxd2 19. Bc6+ Ke7 20. a4 exf4 21. Rxf4 Bxb2 22. Rb1 f6 23. Re1 Rhd8 24. Bd5 Be5 25. a5 exd5 0-1

[Event "Primorsko op"]
[Site "Primorsko"]
[Date "2018.09.18"]
[Round "3"]
[White "Ivanov, Georgi1111"]
[Black "Kostlan, Jan"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1530"]
[BlackElo "1901"]
[PlyCount "79"]
[EventDate "2018.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 f5 3. d3 Nf6 4. g3 Bc5 5. Na4 Be7 6. Bg2 Nc6 7. Nf3 d6 8. Bd2 0-0 9. b4 e4 10. Ng5 h6 11. Nh3 Ne5 12. Qb3 Be6 13. Qc2 Qd7 14. Nf4 Bf7 15. Nc3 g5 16. Nfd5 c6 17. Nxe7+ Qxe7 18. h4 exd3 19. exd3 Nxd3+ 20. Kf1 Bxc4 21. Kg1 g4 22. Bxh6 Rf7 23. Rd1 Ne5 24. Qxf5 Nh7 25. Qc2 d5 26. Be3 Qe6 27. Ne2 Bxe2 28. Qxe2 Re8 29. Kh2 Nf6 30. Bd4 Nf3+ 31. Bxf3 Qxe2 32. Bxe2 Rxe2 33. Kg2 Ne4 34. Rhf1 Rf3 35. Bxa7 Rxg3+ 36. Kh2 Rh3+ 37. Kg1 Rxh4 38. Bd4 Nd2 39. Rfe1 Rxe1+ 40. Rxe1 0-1

[Event "Primorsko op"]
[Site "Primorsko"]
[Date "2018.09.17"]
[Round "2"]
[White "Stoyanov, Yordan"]
[Black "Kostlan, Jan"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1457"]
[BlackElo "1901"]
[PlyCount "93"]
[EventDate "2018.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Bc4 Bg7 4. c3 Nf6 5. f3 Nbd7 6. Ne2 Nb6 7. Bb3 a5 8. a4 Bd7 9. 0-0 c5 10. dxc5 dxc5 11. Be3 Rc8 12. Na3 c4 13. Bc2 e5 14. Qd6 Rc6 15. Qxe5+ Re6 16. Qxa5 Nbd5 17. Qxd8+ Kxd8 18. Bf2 Ne7 19. Rfd1 g5 20. Nd4 Ra6 21. Nxc4 Ng6 22. Nf5 Bf8 23. Ncd6 Rg8 24. Nxb7+ Kc7 25. Nc5 Bxc5 26. Bxc5 g4 27. Kf2 Bxf5 28. exf5 Nh4 29. Be7 gxf3 30. Bxf6 Rxg2+ 31. Kf1 Rxf6 32. Be4 Rxb2 33. Kg1 Re2 34. Bd3 Rg2+ 35. Kf1 Rh6 36. h3 Rh2 37. a5 Ng2 38. Kf2 Nh4+ 39. Kg3 Rg2+ 40. Kf4 Rd6 41. Be4 Rxd1 42. Rxd1 Ra2 43. Bxf3 Nxf3 44. Kxf3 Rxa5 45. c4 Rxf5+ 46. Kg4 Rc5 47. Rd4 1/2-1/2

[Event "Primorsko op"]
[Site "Primorsko"]
[Date "2018.09.16"]
[Round "1"]
[White "Kostlan, Jan"]
[Black "Enchev, Ivajlo"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "1901"]
[BlackElo "2489"]
[PlyCount "98"]
[EventDate "2018.09.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Ba6 6. e3 0-0 7. Qa4 c5 8. a3 Bxc3+ 9. bxc3 Ne4 10. Bg2 d5 11. Nd2 Nxd2 12. Bxd2 Bxc4 13. e4 b5 14. Qc2 Nc6 15. Be3 cxd4 16. cxd4 dxe4 17. Bxe4 Nxd4 18. Bxd4 Qxd4 19. Rd1 Qe5 20. f4 Qc5 21. Qf2 Qxf2+ 22. Kxf2 Rad8 23. Ke3 f5 24. Bc6 Kf7 25. h3 Ke7 26. a4 bxa4 27. Bxa4 Rxd1 28. Rxd1 Bd5 29. g4 g5 30. fxg5 fxg4 31. hxg4 Rf3+ 32. Kd2 Rf2+ 33. Ke3 Rg2 34. Ra1 a6 35. Kf4 Re2 36. Ra3 e5+ 37. Kg3 Rg2+ 38. Kh3 Ra2 39. Rxa2 Bxa2 40. Bc2 a5 41. Kg3 Bd5 42. Kh4 e4 43. Kh5 e3 44. Bd3 Be4 45. Bxe4 e2 46. Bxh7 e1Q 47. Kg6 Qe4+ 48. Kh6 Qxg4 49. g6 Kf6 0-1

[Event "Stockholm All Saints op"]
[Site "Stockholm"]
[Date "2015.10.29"]
[Round "2"]
[White "Kostlan, Jan"]
[Black "Wiander, Michael"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1929"]
[BlackElo "2184"]
[PlyCount "106"]
[EventDate "2015.10.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. Qc2 Bb4 5. a3 Bxc3+ 6. bxc3 0-0 7. e3 d6 8. Bd3 Qe8 9. a4 Nc6 10. Ba3 Bd7 11. Ne2 Kh8 12. Ng3 a5 13. 0-0 Ne7 14. Bb2 e5 15. Bxf5 Nxf5 16. Nxf5 Qe6 17. Ng3 Qxc4 18. Qe2 Qxe2 19. Nxe2 Be6 20. Rfe1 Bc4 21. Ng3 e4 22. h3 Rae8 23. Ba3 Rf7 24. Rab1 b6 25. Rec1 Ref8 26. Rb2 g5 27. Nf1 g4 28. h4 Bxf1 29. Rxf1 Nd5 30. Rc1 g3 31. fxg3 Nxe3 32. g4 Rf1+ 33. Rxf1 Rxf1+ 34. Kh2 Nc4 35. Re2 e3 36. Kg3 Ra1 37. Bb2 Ra2 38. Kf3 Rxb2 39. Rxb2 Nxb2 40. Kxe3 Nxa4 41. c4 Nb2 42. c5 dxc5 43. dxc5 b5 44. g5 a4 45. Kd2 a3 46. Kc2 Na4 47. Kb3 b4 48. g4 Nc3 49. c6 a2 50. Kb2 b3 51. h5 Nd1+ 52. Ka1 Ne3 53. g6 Nc2+ 0-1

[Event "Stockholm op"]
[Site "Stockholm"]
[Date "2015.08.17"]
[Round "2"]
[White "Norlin, Egor"]
[Black "Kostlan, Jan"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2137"]
[BlackElo "1938"]
[PlyCount "97"]
[EventDate "2015.08.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 Nxe4 7. Bxe4 Nf6 8. Bd3 c5 9. 0-0 cxd4 10. Nxd4 Bd7 11. Qe2 a6 12. Bg5 Bc5 13. Nf3 Qc7 14. Ne5 Bd6 15. Nxd7 Nxd7 16. g3 h6 17. Be3 Nc5 18. c3 Nxd3 19. Qxd3 0-0-0 20. Qe4 h5 21. Bg5 f6 22. Qxe6+ Kb8 23. Be3 h4 24. Qg4 Rde8 25. Bd4 Qc6 26. Rfe1 hxg3 27. fxg3 Reg8 28. Qe4 Qc7 29. Bf2 f5 30. Qf3 g5 31. Rad1 g4 32. Qe3 b5 33. Qb6+ Qxb6 34. Bxb6 Rg6 35. Be3 Kb7 36. Rf1 Rf8 37. Rxd6 Rxd6 38. Bc5 Rfd8 39. Bxd6 Rxd6 40. Rxf5 Rd2 41. Rf2 Rd1+ 42. Kg2 Kc6 43. h3 gxh3+ 44. Kxh3 Rd3 45. Kh4 Kd5 46. g4 a5 47. g5 a4 48. g6 a3 49. g7 1-0

[Event "Stockholm op 08"]
[Site "Stockholm"]
[Date "2014.08.18"]
[Round "1"]
[White "Kostlan, Jan"]
[Black "Westerberg, Jonathan"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "1934"]
[BlackElo "2408"]
[PlyCount "60"]
[EventDate "2014.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 0-0 5. Nf3 b6 6. g3 Ba6 7. e3 c6 8. Qa4 Be7 9. Ne5 Qe8 10. Bg2 d5 11. cxd5 b5 12. Qb3 cxd5 13. Rc1 Nbd7 14. Nc6 Kh8 15. Nxe7 Qxe7 16. Nxb5 Bxb5 17. Bb4 Qe8 18. Bxf8 Nxf8 19. Bf1 Bxf1 20. Kxf1 Rb8 21. Qa3 e5 22. Kg2 exd4 23. exd4 Qe4+ 24. Qf3 Ne6 25. Qxe4 Nxe4 26. b3 g5 27. h3 Rb7 28. Rhd1 Nd6 29. Rc6 Nf5 30. f3 Ne3+ 0-1

[Event "Stockholm All Saints op"]
[Site "Stockholm"]
[Date "2013.11.02"]
[Round "6"]
[White "Wihlborn, Bengt"]
[Black "Kostlan, Jan"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1835"]
[BlackElo "1966"]
[PlyCount "74"]
[EventDate "2013.10.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 e6 4. Nc3 Nf6 5. d4 Bd6 6. Bd3 dxc4 7. Bxc4 Nbd7 8. 0-0 b6 9. e4 Bc7 10. Qe2 h6 11. h3 Qe7 12. Be3 a5 13. Rac1 b5 14. Bd3 Bb7 15. Rfd1 0-0 16. Bb1 Nb6 17. e5 Nfd5 18. Qd3 f5 19. exf6 Nxf6 20. Ne4 Nbd5 21. Ne5 Nb4 22. Nxf6+ gxf6 23. Qg6+ Qg7 24. Nd7 Rf7 25. Nc5 Qxg6 26. Bxg6 Rg7 27. Bb1 Bc8 28. Bxh6 Re7 29. a3 Nd5 30. Ba2 Rh7 31. Be3 f5 32. Bxd5 cxd5 33. Nd3 Ra7 34. Bf4 Ba6 35. Rc6 b4 36. Rxe6 Bxd3 37. Bxc7 Bc2 0-1

[Event "Stockholm All Saints op"]
[Site "Stockholm"]
[Date "2013.11.01"]
[Round "4"]
[White "Kostlan, Jan"]
[Black "Evertsson, Lennart"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "1966"]
[BlackElo "2177"]
[PlyCount "94"]
[EventDate "2013.10.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nf3 Nc6 6. Nc3 Bb4 7. Bd2 0-0 8. a3 Be7 9. e4 d6 10. h3 Be6 11. Bd3 Nd7 12. g4 Nc5 13. Be2 a5 14. Be3 Qb8 15. Qc2 Rc8 16. Bxc5 dxc5 17. Nd5 Bd8 18. Qa4 Qd6 19. Rd1 Qf8 20. Rg1 f6 21. h4 Kh8 22. h5 Bf7 23. Kf1 Be8 24. Qc2 a4 25. Qc1 Rab8 26. Rg3 Nd4 27. Nxd4 cxd4 28. f4 b5 29. fxe5 fxe5+ 30. Rf3 Qd6 31. Kg2 h6 32. Rdf1 Bg5 33. Rf8+ Kh7 34. Qe1 bxc4 35. Qf2 Bd7 36. Rf7 Be6 37. Bxc4 Rxc4 38. Ra7 d3 39. Ne3 Rxb2 40. Qxb2 Bxe3 41. g5 hxg5 42. Qb7 Bxa7 43. Qxa7 Rc2+ 44. Kg3 d2 45. h6 Qd3+ 46. Rf3 Qxf3+ 47. Kxf3 d1Q+ 0-1

[Event "Stockholm All Saints op"]
[Site "Stockholm"]
[Date "2013.10.31"]
[Round "2"]
[White "Lokander, Martin"]
[Black "Kostlan, Jan"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2203"]
[BlackElo "1966"]
[PlyCount "107"]
[EventDate "2013.10.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SWE"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 c6 4. Nf3 Bd6 5. e4 dxe4 6. Nxe4 h6 7. Nxd6+ Qxd6 8. Bd3 Nd7 9. 0-0 Ngf6 10. Qe2 b6 11. b3 Bb7 12. a4 a5 13. Ba3 c5 14. Rad1 Qc7 15. d5 0-0-0 16. dxe6 fxe6 17. Qxe6 Bxf3 18. gxf3 Rhe8 19. Qh3 Re5 20. Bc1 Rh5 21. Qg3 g5 22. Qxc7+ Kxc7 23. Bf5 Rh4 24. Rfe1 Rd4 25. Bb2 Ne5 26. Bxd4 Nxf3+ 27. Kf1 Nxd4 28. Re7+ Nd7 29. Rxd7+ Rxd7 30. Bxd7 Kxd7 31. Rd3 Ke6 32. Re3+ Kf5 33. Rh3 Kg6 34. Ke1 g4 35. Rg3 Kf5 36. h3 h5 37. hxg4+ hxg4 38. Kd2 Kf4 39. Re3 Nf3+ 40. Ke2 Ne5 41. Kf1 Nf3 42. Re6 Nd2+ 43. Kg2 Nxb3 44. Rxb6 Nd4 45. Ra6 Nb3 46. Ra8 Ke4 47. Rd8 Nd4 48. Rd5 Ne2 49. Rxc5 Kd4 50. Rxa5 Kxc4 51. Rg5 Nf4+ 52. Kg3 Ne2+ 53. Kxg4 Kb4 54. a5 1-0

[Event "Stockholm op"]
[Site "Stockholm"]
[Date "2013.08.08"]
[Round "6"]
[White "Kostlan, Jan"]
[Black "Palmqvist, Frederik"]
[Result "0-1"]
[ECO "E51"]
[WhiteElo "1974"]
[BlackElo "2040"]
[PlyCount "84"]
[EventDate "2013.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 d5 5. e3 0-0 6. Nf3 c5 7. a3 Bxc3 8. Bxc3 cxd4 9. Nxd4 Re8 10. cxd5 Nxd5 11. Rc1 Bd7 12. Qb3 Nxc3 13. Rxc3 Nc6 14. Qxb7 Nxd4 15. exd4 Rb8 16. Qxa7 e5 17. d5 Rxb2 18. Be2 Rb1+ 19. Bd1 Bg4 20. f3 Qxd5 21. Qa4 Bd7 22. Qc2 Bf5 23. Qe2 Rd8 24. Kf2 Rxd1 25. Rxd1 Qxd1 26. Qxe5 Qd4+ 27. Qxd4 Rxd4 28. g4 Be6 29. Ke3 Rc4 30. Rd3 Kf8 31. Rb3 Re4+ 32. Kxe4 Bxb3 33. f4 Ke7 34. h4 Kd6 35. f5 h6 36. Kd4 f6 37. Ke4 Bd1 38. Kf4 Kd5 39. g5 h5 40. gxf6 gxf6 41. Ke3 Ke5 42. Kd2 Ba4 0-1

[Event "Stockholm op"]
[Site "Stockholm"]
[Date "2013.08.06"]
[Round "4"]
[White "Ask, Josef"]
[Black "Kostlan, Jan"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2158"]
[BlackElo "1974"]
[PlyCount "93"]
[EventDate "2013.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 Qb6 8. 0-0 cxd4 9. cxd4 Nxd4 10. Nxd4 Qxd4 11. Nf3 Qb6 12. Qa4 Qb4 13. Qc2 Qc5 14. Qe2 Qa5 15. a3 Be7 16. Bd2 Qd8 17. b4 a6 18. Nd4 g6 19. Rfe1 Nb6 20. Qg4 Bd7 21. Rac1 h5 22. Qg3 Bh4 23. Qf4 g5 24. Qe3 g4 25. Rf1 Rc8 26. Rxc8 Qxc8 27. Nxe6 Bxe6 28. Qxb6 Bd8 29. Qe3 h4 30. Rc1 Qd7 31. b5 g3 32. fxg3 d4 33. Qf4 axb5 34. Rc5 Bc4 35. e6 Qe7 36. Qxd4 Rf8 37. exf7+ Rxf7 38. Re5 Bxd3 39. Rxe7+ Bxe7 40. Qxd3 Bc5+ 41. Be3 Be7 42. Qxb5+ Kf8 43. Bh6+ Kg8 44. Qe8+ Bf8 45. Bxf8 Rxf8 46. Qxf8+ Kxf8 47. gxh4 1-0

[Event "Stockholm op"]
[Site "Stockholm"]
[Date "2013.08.05"]
[Round "3"]
[White "Revelj, Oskar"]
[Black "Kostlan, Jan"]
[Result "1/2-1/2"]
[ECO "C15"]
[WhiteElo "2164"]
[BlackElo "1974"]
[PlyCount "42"]
[EventDate "2013.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 b6 3. e4 d5 4. Nc3 Bb4 5. Bd3 dxe4 6. Bxe4 c6 7. Ne5 Qc7 8. Bf4 Nf6 9. Bf3 Nd5 10. Bd2 Nxc3 11. bxc3 Bd6 12. Nd3 Nd7 13. g3 Bb7 14. 0-0 c5 15. Re1 0-0 16. Bxb7 Qxb7 17. dxc5 Nxc5 18. Qg4 Rac8 19. c4 f5 20. Nxc5 Bxc5 21. Qe2 Rfe8 1/2-1/2

[Event "Novy Bor op"]
[Site "Novy Bor"]
[Date "2010.02.18"]
[Round "7"]
[White "Kostlan, Jan"]
[Black "Bakalar, Jan"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "1939"]
[BlackElo "2155"]
[PlyCount "119"]
[EventDate "2010.02.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 c5 2. dxc5 e6 3. Nf3 Bxc5 4. e3 Nf6 5. Bd3 0-0 6. 0-0 Nc6 7. a3 a5 8. b3 d5 9. Bb2 Qe7 10. c4 dxc4 11. Bxc4 e5 12. Qc2 Bg4 13. Nfd2 Kh8 14. Nc3 Rad8 15. Rac1 Bxa3 16. Bxa3 Qxa3 17. Ra1 Qe7 18. h3 Bh5 19. Bb5 Nb4 20. Qb2 b6 21. Nc4 Nd3 22. Qa3 Nb4 23. Nxb6 Qc7 24. Nc4 Ra8 25. Rfc1 Bg6 26. e4 Bxe4 27. Nxe4 Nxe4 28. Ne3 Qb6 29. Be2 Nd6 30. Qb2 f6 31. Rd1 Rab8 32. Bc4 Rfd8 33. Qb1 g6 34. Rd2 Kg7 35. Qd1 f5 36. Rc1 Ne4 37. Rd7+ Kh6 38. g4 Rxd7 39. Qxd7 Rd8 40. Qe7 Qf6 41. Qxf6 Nxf6 42. gxf5 gxf5 43. Nxf5+ Kg5 44. Ne3 Ne4 45. Rd1 Rf8 46. Ng4 h5 47. Nxe5 Nxf2 48. h4+ Kxh4 49. Ng6+ Kg3 50. Nxf8 Nxd1 51. Be2 h4 52. Bxd1 Nd3 53. Be2 Nf2 54. Bf1 h3 55. Bxh3 Nxh3+ 56. Kf1 Kf3 57. Ne6 Ke3 58. Nc5 Kd4 59. Nb7 Kc3 60. Nxa5 1/2-1/2

[Event "Novy Bor op"]
[Site "Novy Bor"]
[Date "2010.02.17"]
[Round "6"]
[White "Cakl, Zdenek"]
[Black "Kostlan, Jan"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2116"]
[BlackElo "1939"]
[PlyCount "60"]
[EventDate "2010.02.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 Nd7 3. Bb2 c5 4. g3 Ngf6 5. Bg2 Qc7 6. e3 e5 7. d4 cxd4 8. exd4 e4 9. Nfd2 b5 10. 0-0 Bd6 11. a4 bxa4 12. Rxa4 Nb6 13. Ra1 0-0 14. Na3 Bxa3 15. Bxa3 Re8 16. c4 Bg4 17. Qc1 Rac8 18. Bc5 Nfd7 19. cxd5 Nxc5 20. dxc5 Qxc5 21. Qxc5 Rxc5 22. Nxe4 Rxd5 23. Rxa7 Rd4 24. Rb7 Nd7 25. f3 Be6 26. b4 Ne5 27. b5 Bd5 28. Ra7 Nc4 29. Re1 Kf8 30. Kf2 Ne5 1/2-1/2

[Event "Novy Bor op"]
[Site "Novy Bor"]
[Date "2010.02.14"]
[Round "2"]
[White "Ter Karapetian, Alexi"]
[Black "Kostlan, Jan"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2178"]
[BlackElo "1939"]
[PlyCount "61"]
[EventDate "2010.02.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bd6 7. 0-0 0-0 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bc2 h6 12. b3 Qc7 13. Bb2 b6 14. Re1 Bb7 15. Qd3 Rad8 16. d5 e5 17. Nxe5 cxd5 18. Ng4 Bxh2+ 19. Nxh2 dxc4 20. Qxc4 Qxc4 21. bxc4 Rd2 22. Rac1 Nh5 23. Nf1 Rd7 24. Bf5 Rc7 25. Be5 Rc5 26. g4 Re8 27. Bd6 Rxe1 28. Rxe1 Rxf5 29. gxf5 Nf6 30. Re7 Ba6 31. Ne3 1-0

[Event "SWE-chT 0910"]
[Site "Sweden"]
[Date "2009.12.05"]
[Round "5"]
[White "Nyberg, Ulf"]
[Black "Kostlan, Jan"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2178"]
[BlackElo "1939"]
[PlyCount "146"]
[EventDate "2009.10.16"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Kamraterna"]
[BlackTeam "Wasa"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "SWE"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 Nbd7 7. Qc2 0-0 8. Bd3 h6 9. Bh4 Re8 10. Nge2 c6 11. 0-0 Nh5 12. Bxe7 Qxe7 13. Rae1 Ndf6 14. Nc1 Ne4 15. f3 Nxc3 16. Qxc3 Bd7 17. e4 Qg5 18. Ne2 dxe4 19. fxe4 Be6 20. Bc2 Rad8 21. Ng3 Nxg3 22. hxg3 Rd7 23. Bb3 Qb5 24. d5 Bg4 25. Rf4 h5 26. Ref1 Qb6+ 27. Kh2 cxd5 28. Bxd5 Be6 29. Qe5 Qd6 30. Qg5 Bxd5 31. exd5 Re5 32. Rf5 Rxf5 33. Rxf5 Qg6 34. Qxh5 Qxh5+ 35. Rxh5 g6 36. Re5 Kg7 37. Re3 Kf6 38. Rb3 Ke5 39. Rb5 a6 40. Ra5 Rxd5 41. Ra4 f5 42. Rh4 b5 43. Rh8 Rd6 44. Re8+ Re6 45. Rc8 Kd4 46. g4 f4 47. g5 a5 48. Kh3 Re3+ 49. Kg4 Rg3+ 50. Kxf4 Rxg2 51. Rd8+ Kc5 52. Rg8 Rxb2 53. Rxg6 Rxa2 54. Rg8 Rg2 55. Kf3 Rg1 56. Kf2 Rd1 57. g6 Rd7 58. Rf8 Rg7 59. Rf6 Kb4 60. Ke3 a4 61. Kd2 Kb3 62. Kc1 a3 63. Kb1 b4 64. Rf3+ Ka4 65. Rg3 Kb5 66. Ka2 Ka4 67. Rg4 Kb5 68. Kb3 Kc5 69. Rg5+ Kd4 70. Rg2 Ke5 71. Kxb4 Kf6 72. Kxa3 Rxg6 73. Rxg6+ Kxg6 1/2-1/2

[Event "Stockholm Elo op"]
[Site "Stockholm"]
[Date "2009.05.24"]
[Round "8"]
[White "Kostlan, Jan"]
[Black "Hedstrom, Johan"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1939"]
[PlyCount "77"]
[EventDate "2009.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 g6 2. c4 f5 3. Nc3 Nf6 4. Bg5 Bg7 5. Bxf6 Bxf6 6. e4 d6 7. f4 fxe4 8. Nxe4 Bg7 9. Qd2 e5 10. dxe5 dxe5 11. Qxd8+ Kxd8 12. 0-0-0+ Ke7 13. fxe5 Bf5 14. Bd3 Rd8 15. Nf2 Bh6+ 16. Kb1 Be6 17. Nf3 Nc6 18. Be4 Rxd1+ 19. Rxd1 Be3 20. Bxc6 bxc6 21. Nd3 Bxc4 22. Nb4 Bb5 23. b3 a5 24. Nc2 Bb6 25. a4 Be2 26. Rd2 Bxf3 27. gxf3 Rf8 28. Nd4 Bxd4 29. Rxd4 Rxf3 30. Kc2 Rf2+ 31. Rd2 Rxd2+ 32. Kxd2 Ke6 33. b4 axb4 34. a5 Kxe5 35. a6 Kf4 36. a7 Kg4 37. a8Q Kh3 38. Qxc6 Kxh2 39. Qxc7+ 1-0

[Event "Stockholm Elo op"]
[Site "Stockholm"]
[Date "2009.05.24"]
[Round "9"]
[White "Wiander, Michael"]
[Black "Kostlan, Jan"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2195"]
[BlackElo "1939"]
[PlyCount "135"]
[EventDate "2009.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Nge7 4. Nc3 g6 5. d3 Bg7 6. h4 h5 7. Bg5 f6 8. Bd2 d6 9. Nd5 Bd7 10. b4 Nxd5 11. Bxd5 Rb8 12. a4 Ne7 13. Bg2 Bc6 14. e4 b6 15. Ne2 Bd7 16. b5 c5 17. Nc3 0-0 18. Ra2 f5 19. Bg5 Bf6 20. Qd2 Bxg5 21. Qxg5 Kg7 22. f3 Ng8 23. Qxd8 Rbxd8 24. a5 fxe4 25. dxe4 Be6 26. Ra4 Nf6 27. Kd2 Kh6 28. Kd3 Nd7 29. Rd1 bxa5 30. Rxa5 Nb6 31. Nd5 Nxd5 32. cxd5 Bd7 33. Kc4 Rb8 34. Rb1 Rb7 35. Kc3 Rfb8 36. Bf1 g5 37. Ra6 Rb6 38. Rxa7 Bxb5 39. Bxb5 Rxb5 40. Rxb5 Rxb5 41. Ra6 g4 42. Rxd6+ Kg7 43. fxg4 hxg4 44. h5 Rb4 45. Rg6+ Kh7 46. Rxg4 Rd4 47. Rh4 Kh6 48. g4 Ra4 49. d6 Rd4 50. g5+ Kh7 51. g6+ Kh8 52. h6 Rxd6 53. Rg4 Rd8 54. Kc4 Rc8 55. Rg5 Re8 56. Rf5 Kg8 57. Rf7 Ra8 58. Kd5 c4 59. Kxc4 Ra4+ 60. Kd5 Ra5+ 61. Ke6 Ra6+ 62. Kf5 Ra8 63. Kg5 Kh8 64. h7 Re8 65. Kh6 Rg8 66. g7+ Rxg7 67. Rf8+ Rg8 68. hxg8R# 1-0

[Event "Stockholm Elo op"]
[Site "Stockholm"]
[Date "2009.05.23"]
[Round "6"]
[White "Claesson, Janne"]
[Black "Kostlan, Jan"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1939"]
[PlyCount "78"]
[EventDate "2009.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d5 2. f4 e6 3. Nf3 c5 4. e3 Nc6 5. c3 f5 6. Bd3 Nf6 7. 0-0 Be7 8. Ne5 0-0 9. Qf3 Bd7 10. Nd2 Be8 11. Qh3 Ne4 12. Ndf3 Rf6 13. g3 Rh6 14. Qg2 a5 15. Nxc6 bxc6 16. Ne5 c4 17. Bxe4 dxe4 18. Nxc4 Bh5 19. Ne5 Qc7 20. Bd2 Bf6 21. c4 Bxe5 22. dxe5 Bg4 23. Rfc1 Rd8 24. Rc3 Bf3 25. Qf2 Qd7 26. Be1 c5 27. Rcc1 a4 28. Qc2 Rg6 29. Ba5 Ra8 30. Qd2 Qa7 31. Bc3 h5 32. Kf2 h4 33. Rg1 Rh6 34. Qd6 hxg3+ 35. hxg3 Rh2+ 36. Kf1 Qa6 37. Qxc5 Be2+ 38. Ke1 Bxc4 39. Qd4 Bb3 0-1

[Event "Stockholm Elo op"]
[Site "Stockholm"]
[Date "2009.05.23"]
[Round "7"]
[White "Zubrickas, Robertas"]
[Black "Kostlan, Jan"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2205"]
[BlackElo "1939"]
[PlyCount "111"]
[EventDate "2009.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 Bd6 5. d3 c6 6. Nbd2 Qc7 7. e4 dxe4 8. dxe4 0-0 9. Re1 Nbd7 10. Qe2 e5 11. b3 Re8 12. Bb2 a5 13. Nh4 g6 14. a4 b6 15. Qf3 Bf8 16. Bc3 c5 17. Bf1 Bg7 18. h3 Bb7 19. Rad1 Rad8 20. Bb5 Re7 21. Qe3 Nf8 22. Bb2 Ne6 23. c3 Ne8 24. Nc4 Nd6 25. Nxd6 Rxd6 26. Rd2 Bc6 27. Bc4 Red7 28. Bc1 Rxd2 29. Bxd2 Qd8 30. Bc1 Bf6 31. Nf3 Ng7 32. Kg2 Ne8 33. Qh6 Bg7 34. Qg5 Qxg5 35. Bxg5 h6 36. Bc1 Kh7 37. g4 Nc7 38. Ba3 f6 39. h4 Bf8 40. g5 Be7 41. gxf6 Bxf6 42. Kg3 Rd8 43. Nh2 Ne8 44. Bc1 Nd6 45. Ng4 Bg7 46. Bd3 h5 47. Bg5 Nf5+ 48. exf5 Rxd3+ 49. Re3 Rxe3+ 50. Nxe3 gxf5 51. Nxf5 Bf8 52. c4 Be4 53. Ne3 Bh6 54. f4 Bxg5 55. fxg5 Kg6 56. Kf2 1/2-1/2

[Event "Stockholm Elo op"]
[Site "Stockholm"]
[Date "2009.05.22"]
[Round "4"]
[White "Berkell, Peder"]
[Black "Kostlan, Jan"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2218"]
[BlackElo "1939"]
[PlyCount "82"]
[EventDate "2009.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bc2 h6 11. 0-0 b6 12. b3 Bb7 13. Bb2 Qc7 14. Qe2 0-0-0 15. a4 a5 16. Rac1 c5 17. dxc5 Bxc5 18. Bxf6 gxf6 19. Be4 Rd7 20. Rcd1 Rhd8 21. Rxd7 Rxd7 22. Bxb7+ Qxb7 23. Rd1 Rxd1+ 24. Qxd1 Qd7 25. Qe2 e5 26. g3 Qf5 27. Kg2 Qb1 28. Qd2 Qxb3 29. Qxh6 Be7 30. Qe3 Qxc4 31. Qxb6 Qxa4 32. h4 Qb4 33. Qc6+ Kb8 34. h5 Qb7 35. Qe8+ Ka7 36. h6 e4 37. h7 exf3+ 38. Kh2 Qb1 39. Qxe7+ Ka6 40. Qxf6+ Kb5 41. h8Q Qf1 1-0

[Event "Stockholm Elo op"]
[Site "Stockholm"]
[Date "2009.05.22"]
[Round "5"]
[White "Kostlan, Jan"]
[Black "Lokander, Martin"]
[Result "1/2-1/2"]
[ECO "D08"]
[WhiteElo "1939"]
[BlackElo "1901"]
[PlyCount "120"]
[EventDate "2009.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. h3 Nge7 6. e3 dxe3 7. Qxd8+ Kxd8 8. Bxe3 Ng6 9. a3 Ngxe5 10. Be2 Be7 11. Nxe5 Nxe5 12. 0-0 Bf6 13. Nd2 Bf5 14. Nb3 b6 15. Nd4 Bd3 16. Bxd3 Nxd3 17. Ra2 c5 18. Rd1 Nxb2 19. Rxb2 cxd4 20. Bxd4 Bxd4 21. Rxd4+ Kc7 22. Re2 Rhe8 23. Rde4 Rxe4 24. Rxe4 Kd6 25. f4 Rc8 26. g4 Rc7 27. Kf2 f5 28. gxf5 Rf7 29. Re5 Rc7 30. Rd5+ Ke7 31. Rd4 Kf6 32. Kf3 Kxf5 33. h4 h5 34. a4 Rc5 35. Rd5+ Rxd5 36. cxd5 a6 37. Ke3 Kf6 38. Kd4 Ke7 39. Ke5 b5 40. a5 b4 41. Kd4 Kd6 42. Kc4 g6 43. Kb3 Kxd5 44. Kxb4 Kd4 45. Kb3 Kc5 46. Kc3 Kb5 47. Kd4 Kxa5 48. Ke5 Kb6 49. Kf6 a5 50. Kxg6 a4 51. f5 a3 52. f6 a2 53. f7 a1Q 54. f8Q Qd1 55. Qf5 Qg4+ 56. Qg5 Kc6 57. Kh6 Qxg5+ 58. Kxg5 Kd6 59. Kxh5 Ke7 60. Kg6 Kf8 1/2-1/2

[Event "Stockholm Elo op"]
[Site "Stockholm"]
[Date "2009.05.21"]
[Round "2"]
[White "Kassani, Sam"]
[Black "Kostlan, Jan"]
[Result "1/2-1/2"]
[ECO "C00"]
[BlackElo "1939"]
[PlyCount "107"]
[EventDate "2009.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e6 2. f4 d5 3. e5 c5 4. Nf3 Nc6 5. d3 Bd7 6. c3 Rc8 7. g3 Qb6 8. Bg2 Nge7 9. Na3 Ng6 10. Qe2 Be7 11. Be3 a5 12. Bf2 Qa6 13. Nc2 b5 14. b3 b4 15. c4 d4 16. 0-0 0-0 17. h4 f6 18. h5 Nh8 19. Bh3 Rce8 20. g4 Nf7 21. Bh4 fxe5 22. Bxe7 Rxe7 23. fxe5 Ncd8 24. Nce1 Bc6 25. Kh2 Qb7 26. g5 g6 27. hxg6 hxg6 28. Nh4 Nh8 29. Rxf8+ Kxf8 30. Neg2 Rf7 31. Rf1 Rxf1 32. Qxf1+ Qf7 33. Qxf7+ Ndxf7 34. Bxe6 Nxe5 35. Nf4 Ke7 36. Bd5 Bd7 37. Be4 Kf7 38. Kg3 Kg7 39. Nd5 Nhf7 40. Kf4 Bh3 41. Ne7 Bf1 42. Nexg6 Nxd3+ 43. Bxd3 Bxd3 44. Ne7 Nh8 45. Nc6 a4 46. Ke5 axb3 47. axb3 Bc2 48. Nxd4 Nf7+ 49. Kd5 cxd4 50. Kxd4 Bxb3 51. Kc5 Ne5 52. Kxb4 Bxc4 53. Nf3 Nxf3 54. Kxc4 1/2-1/2

[Event "Stockholm Elo op"]
[Site "Stockholm"]
[Date "2009.05.21"]
[Round "3"]
[White "Kostlan, Jan"]
[Black "Cederstam Barsk, Carl"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "1939"]
[PlyCount "45"]
[EventDate "2009.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 Nxe5 5. f4 Ng6 6. Bd3 Bc5 7. Nf3 Nc6 8. Nc3 d6 9. Bd2 Bg4 10. h3 Bxf3 11. Qxf3 Nd4 12. Qg3 c6 13. 0-0-0 Qf6 14. e5 dxe5 15. Rde1 0-0-0 16. fxe5 Qe7 17. Bg5 Qd7 18. Bxd8 Rxd8 19. Rd1 Qe6 20. Rhe1 Be7 21. Re4 Nf5 22. Qf2 Nxe5 23. Rxe5 1-0

[Event "Stockholm Elo op"]
[Site "Stockholm"]
[Date "2009.05.20"]
[Round "1"]
[White "Kostlan, Jan"]
[Black "Couso, Luis"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "1939"]
[BlackElo "2284"]
[PlyCount "46"]
[EventDate "2009.05.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. e3 b5 6. c5 g6 7. Ne5 Bg7 8. Bd3 Qc7 9. 0-0 Nbd7 10. f4 0-0 11. Bd2 Ne8 12. Nxd7 Bxd7 13. f5 Nf6 14. g4 gxf5 15. gxf5 e5 16. fxe6 fxe6 17. Kh1 e5 18. Bf5 b4 19. Bxd7 Qxd7 20. Na4 Ne4 21. Qe2 Qh3 22. Rxf8+ Rxf8 23. Be1 Rf1+ 0-1

[Event "Liberec op 09th"]
[Site "Liberec"]
[Date "2008.11.16"]
[Round "2"]
[White "Kostlan, Jan"]
[Black "Dadello, Aleksandra"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1985"]
[BlackElo "1709"]
[PlyCount "120"]
[EventDate "2008.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. e3 0-0 6. Bd2 b6 7. Bd3 c5 8. dxc5 bxc5 9. cxd5 exd5 10. 0-0 Bg4 11. h3 Bh5 12. g4 Bg6 13. Bxg6 fxg6 14. Ng5 Qd6 15. Rc1 Nfd7 16. e4 d4 17. Nb5 Qb6 18. Qb3+ Kh8 19. Nf7+ Rxf7 20. Qxf7 Nc6 21. Na3 Qxb2 22. Nc4 Qxa2 23. Ra1 Qb3 24. Ra3 Qb7 25. Na5 Nxa5 26. Bxa5 Ne5 27. Qb3 Qxe4 28. Re1 Qf4 29. Qd5 Rf8 30. Qxe5 Qxf2+ 31. Kh1 Bh4 32. Qe2 Qf7 33. Rg1 c4 34. Bb4 Qb7+ 35. Qg2 Qxb4 36. Rxa7 d3 37. Ra8 h6 38. Rf1 Rxa8 39. Qxa8+ Kh7 40. Qe8 d2 41. Qd7 c3 42. Rf7 Bf6 43. Rxf6 Qe4+ 44. Kg1 Qe1+ 45. Rf1 c2 46. g5 Qxf1+ 47. Kxf1 d1Q+ 48. Qxd1 cxd1Q+ 49. Kf2 hxg5 50. Kg3 Kh6 51. h4 gxh4+ 52. Kxh4 Qg1 53. Kh3 Qe3+ 54. Kg4 Qg5+ 55. Kh3 Kh5 56. Kh2 Qg4 57. Kh1 Kg5 58. Kh2 Kf4 59. Kh1 Kf3 60. Kh2 Qg2# 0-1

[Event "Liberec op"]
[Site "Liberec"]
[Date "2005.10.27"]
[Round "7"]
[White "Listopad, Martin"]
[Black "Kostlan, Jan"]
[Result "0-1"]
[ECO "C15"]
[WhiteElo "2012"]
[PlyCount "58"]
[EventDate "2005.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. f3 Bd7 7. Be3 Bc6 8. Qe2 Nd7 9. Bf2 Ngf6 10. g3 exf3 11. Nxf3 Ne4 12. Qe3 Ndf6 13. Bh3 Qd5 14. 0-0 Nd2 15. Qxd2 Qxf3 16. Be3 Qh1+ 17. Kf2 Qxh2+ 18. Ke1 Qxh3 19. Bf4 Ne4 20. Qe3 g5 21. Bxc7 Rc8 22. Be5 Rf8 23. c4 f6 24. d5 fxe5 25. Rxf8+ Kxf8 26. Qxe4 Qxg3+ 27. Ke2 Qh2+ 28. Kd3 Bxd5 29. Rf1+ Kg7 0-1

[Event "Liberec op"]
[Site "Liberec"]
[Date "2005.10.26"]
[Round "5"]
[White "Rogalski, Krzysztof"]
[Black "Kostlan, Jan"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2016"]
[PlyCount "65"]
[EventDate "2005.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nf3 Bd7 4. cxd5 Nxd5 5. e4 Nb6 6. Nc3 g6 7. Bf4 Bg7 8. Rc1 c6 9. a4 a5 10. Bd3 Na6 11. Ne5 Nb4 12. Be2 Be6 13. 0-0 f6 14. Nf3 g5 15. Bg3 Nc4 16. d5 cxd5 17. exd5 Nxb2 18. Qb3 g4 19. Nh4 Nxd5 20. Bb5+ Kf7 21. Nxd5 Qxd5 22. Qxb2 f5 23. Qe2 Rac8 24. Rcd1 Qb3 25. Be5 Rc2 26. Qe1 Bf6 27. Bxf6 Kxf6 28. Rd3 Qa2 29. Qe3 h5 30. Qd4+ Kg5 31. Qg7+ Kxh4 32. Rh3+ gxh3 33. Qg3# 1-0

[Event "Liberec op"]
[Site "Liberec"]
[Date "2005.10.23"]
[Round "2"]
[White "Kostlan, Jan"]
[Black "Hastik, Svatopluk"]
[Result "1-0"]
[ECO "E70"]
[BlackElo "2115"]
[PlyCount "63"]
[EventDate "2005.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nf6 5. Bg5 0-0 6. f4 c5 7. d5 a6 8. Nf3 b5 9. Bd3 bxc4 10. Bxc4 Nbd7 11. 0-0 Nb6 12. Bd3 Qc7 13. Qe2 c4 14. Bc2 Re8 15. Rae1 Bd7 16. Qf2 Ng4 17. Qe2 e6 18. dxe6 Rxe6 19. h3 Qc5+ 20. Kh1 Nf6 21. f5 gxf5 22. Be3 Qc7 23. Qf2 Rb8 24. Ng5 Re7 25. Bd4 h6 26. Nf3 Bc6 27. Nh4 Nxe4 28. Nxe4 Bxd4 29. Qxd4 Bxe4 30. Bxe4 fxe4 31. Nf5 Re5 32. Nxh6+ 1-0

[Event "Liberec op"]
[Site "Liberec"]
[Date "2004.10.30"]
[Round "9"]
[White "Kostlan, Jan"]
[Black "Philipp, Gerhard"]
[Result "1-0"]
[ECO "D93"]
[BlackElo "1885"]
[PlyCount "57"]
[EventDate "2004.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 0-0 6. e3 c5 7. Rc1 Qa5 8. Be2 Ne4 9. 0-0 Nxc3 10. Rxc3 cxd4 11. exd4 dxc4 12. Bxc4 Nc6 13. Be5 Nxe5 14. Nxe5 Bxe5 15. dxe5 Qxe5 16. Re1 Qf6 17. Qb3 e6 18. Rd1 Rd8 19. Rcd3 Rxd3 20. Qxd3 b6 21. Qd8+ Kg7 22. Qc7 Qg5 23. b4 a5 24. h4 Qg4 25. Qe5+ f6 26. Qc7+ Kh6 27. f3 Qxh4 28. g3 Qg5 29. Kf2 1-0

[Event "Liberec op"]
[Site "Liberec"]
[Date "2004.??.??"]
[Round "5"]
[White "Kostlan, Jan"]
[Black "Maliszewski, Jaroslaw"]
[Result "0-1"]
[ECO "A85"]
[BlackElo "1988"]
[PlyCount "64"]
[EventDate "2004.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. Qc2 b6 5. e4 fxe4 6. Nxe4 Bb7 7. Ng3 Nc6 8. N1e2 Bb4+ 9. Bd2 0-0 10. f3 d5 11. Bxb4 Nxb4 12. Qb3 c5 13. dxc5 bxc5 14. Nc3 Rb8 15. Rd1 d4 16. Nce2 Qa5 17. Rd2 d3 18. Nc3 Bxf3 19. Kf2 Bc6 20. Qa3 Ne4+ 21. Ke3 Qd8 22. Rxd3 Nc2+ 23. Ke2 Nxa3 24. Rxd8 Rxb2+ 25. Ke3 Nc2+ 26. Ke2 Nxc3+ 27. Kd3 Rxd8+ 28. Kxc3 Rxa2 29. Kb3 Nb4 30. Be2 Rdd2 31. Rc1 Ba4+ 32. Kc3 Rdc2+ 0-1

[Event "Liberec op"]
[Site "Liberec"]
[Date "2004.??.??"]
[Round "3"]
[White "Kostlan, Jan"]
[Black "Simon, Petr"]
[Result "1-0"]
[ECO "E70"]
[BlackElo "1967"]
[PlyCount "45"]
[EventDate "2004.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 h6 6. Bh4 0-0 7. f4 Nbd7 8. Nf3 c5 9. d5 Qa5 10. Qd2 Re8 11. Bd3 a6 12. 0-0 Qc7 13. Rad1 b5 14. e5 Nh7 15. e6 Ndf6 16. f5 g5 17. Bxg5 hxg5 18. Nxg5 Nxg5 19. Qxg5 Nh7 20. Qh5 Nf6 21. Qxf7+ Kh8 22. Rf3 Rf8 23. Rh3+ 1-0

[Event "Klatovy op-B"]
[Site "Klatovy"]
[Date "1999.??.??"]
[Round "8"]
[White "Kalista, Karel"]
[Black "Kostlan, Jan"]
[Result "1-0"]
[ECO "D53"]
[PlyCount "99"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e3 h6 6. Bh4 b6 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Nf3 Nxc3 10. bxc3 Bb7 11. Ne5 0-0 12. Qd2 Nd7 13. f4 Rfd8 14. Bd3 Nf8 15. 0-0 f6 16. Ng4 c5 17. Rae1 h5 18. Nf2 e5 19. fxe5 fxe5 20. Nh3 Ne6 21. Bg6 Rf8 22. Bxh5 Ng5 23. Nf2 e4 24. Bg4 Ba6 25. Be2 Nf3+ 26. gxf3 exf3 27. Bxa6 Qg5+ 28. Ng4 Qxg4+ 29. Kh1 Rf6 30. Bc4+ Kh8 31. Qf2 Raf8 32. Rg1 Qh5 33. e4 g5 34. e5 Rh6 35. e6 Kg7 36. Rxg5+ Qxg5 37. Rg1 Qxg1+ 38. Qxg1+ Rg6 39. Qf2 Rf4 40. Bd3 Rg2 41. Qe3 Rfg4 42. Qe5+ Kh6 43. Qh8+ Kg5 44. Qg7+ Kh5 45. Qh7+ Kg5 46. Qf5+ Kh6 47. Qf6+ Kh5 48. Bg6+ Rxg6 49. Qxf3+ R2g4 50. h3 1-0

[Event "Klatovy op-B"]
[Site "Klatovy"]
[Date "1999.??.??"]
[Round "3"]
[White "Kostlan, Jan"]
[Black "Dolezal, Radoslav"]
[Result "0-1"]
[ECO "D40"]
[BlackElo "2285"]
[PlyCount "70"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. c4 Be7 5. Nc3 c5 6. dxc5 Bxc5 7. Bd2 0-0 8. Rc1 b6 9. cxd5 exd5 10. Bd3 Bg4 11. h3 Bh5 12. g4 Bg6 13. Bxg6 fxg6 14. 0-0 Na6 15. Nd4 Bxd4 16. exd4 Nc7 17. Re1 Qd7 18. f4 Rf7 19. Qf3 Raf8 20. Re5 Rd8 21. Rce1 Nb5 22. Ne2 Ne4 23. Qd3 Nxd2 24. Qxd2 Qb7 25. Ng3 Nd6 26. b3 a5 27. a4 Rdf8 28. Rf1 Rc8 29. Qg2 Rc3 30. Rf3 Rc1+ 31. Kh2 Ne4 32. Re3 Rxf4 33. Nxe4 dxe4 34. R5xe4 Rxe4 35. Qg3 Rc2+ 0-1

[Event "Klatovy op-B"]
[Site "Klatovy"]
[Date "1999.??.??"]
[Round "7"]
[White "Kostlan, Jan"]
[Black "Horyna, Josef"]
[Result "1/2-1/2"]
[ECO "D37"]
[PlyCount "106"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. c4 d5 4. e3 Be7 5. Nc3 0-0 6. Bd2 Nbd7 7. Bd3 b6 8. cxd5 exd5 9. 0-0 Bb7 10. Re1 Ne4 11. h3 Re8 12. Qc2 Bf8 13. Rac1 Rc8 14. Nh2 g6 15. Nxe4 dxe4 16. Bc4 Nf6 17. Red1 c6 18. a4 Nd5 19. Qb3 Qe7 20. Rc2 Red8 21. Rdc1 c5 22. Bc3 Nxc3 23. bxc3 Rc7 24. Qa2 cxd4 25. cxd4 Qa3 26. Ng4 Qxa2 27. Bxa2 Rxc2 28. Rxc2 Rc8 29. Nf6+ Kg7 30. Rxc8 Bxc8 31. Nxe4 Bd7 32. Bb3 b5 33. Nc3 bxa4 34. Nxa4 Bb4 35. g4 Bxa4 36. Bxa4 h6 37. f4 g5 38. f5 f6 39. Kf2 Kf7 40. e4 Ke7 41. Ke3 Kd6 42. Kd3 Be1 43. Kc4 Bf2 44. Bb3 Be3 45. Kd3 Bg1 46. Kc4 Bh2 47. Kd3 Bg3 48. e5+ fxe5 49. f6 exd4 50. f7 Ke7 51. Kxd4 Kf8 52. Ke4 Kg7 53. Kf5 Bd6 1/2-1/2

[Event "Klatovy op-B"]
[Site "Klatovy"]
[Date "1999.??.??"]
[Round "9"]
[White "Kostlan, Jan"]
[Black "Kasik, Miroslav"]
[Result "1-0"]
[ECO "D41"]
[PlyCount "31"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. e3 c5 5. cxd5 Nxd5 6. Nc3 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 0-0 11. Bd3 b6 12. Be4 Nc6 13. Bxc6 Rb8 14. 0-0 Qd6 15. Rac1 f5 16. Ne5 1-0

[Event "Klatovy op-B"]
[Site "Klatovy"]
[Date "1999.??.??"]
[Round "1"]
[White "Kostlan, Jan"]
[Black "Priborsky, Ivo"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "104"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Bxf7+ Kxf7 6. Nxe4 d5 7. Ng3 e4 8. Ng1 Bc5 9. N1e2 Rf8 10. d4 exd3 11. cxd3 Kg8 12. d4 Bd6 13. 0-0 Bg4 14. f3 Be6 15. Be3 Qd7 16. Qd2 Qf7 17. Rae1 Rae8 18. Bf2 Bd7 19. Nc3 Re7 20. Rxe7 Nxe7 21. Re1 Ng6 22. Qd1 Nf4 23. Re3 b6 24. Nce2 Rc8 25. Nxf4 Bxf4 26. Re1 c5 27. Ne2 Bd6 28. Nc3 c4 29. Qd2 h6 30. Be3 b5 31. Nd1 b4 32. Nf2 c3 33. Qc1 Bf5 34. Re2 Qe7 35. Kf1 Qh4 36. h3 Qf6 37. Ng4 Qe6 38. Nf2 Bg3 39. Nh1 Bd6 40. Nf2 Qd7 41. b3 Bg3 42. Nh1 Bh4 43. Nf2 Qb5 44. Qd1 c2 45. Qc1 Re8 46. Qd2 Bg5 47. Bxg5 hxg5 48. Ne4 dxe4 49. Kf2 e3+ 50. Rxe3 Rxe3 51. Qxe3 Qc6 52. d5 Qc8 0-1

[Event "Klatovy op-B"]
[Site "Klatovy"]
[Date "1999.??.??"]
[Round "5"]
[White "Kostlan, Jan"]
[Black "Vorsilka, Jiri"]
[Result "1-0"]
[ECO "D37"]
[PlyCount "59"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. e3 Be7 5. Nc3 0-0 6. Bd2 Nbd7 7. c5 b6 8. b4 bxc5 9. bxc5 Rb8 10. Rb1 Bb7 11. Bd3 Bc6 12. 0-0 Rxb1 13. Qxb1 Qb8 14. Qc2 a5 15. Rb1 Qa7 16. a4 Rb8 17. Nb5 Bxb5 18. Bxb5 Nf8 19. Ne5 Qa8 20. Nc6 Re8 21. Bxa5 Qb7 22. Bb4 Qa8 23. a5 Ng6 24. a6 Bf8 25. Ba5 Ne7 26. Qa4 Nxc6 27. Bxc6 Rb8 28. Rxb8 Qxb8 29. Qb5 Qa7 30. Qb7 1-0

[Event "Klatovy op-B"]
[Site "Klatovy"]
[Date "1999.??.??"]
[Round "4"]
[White "Mejzlik, Jiri"]
[Black "Kostlan, Jan"]
[Result "0-1"]
[ECO "A22"]
[PlyCount "48"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 c6 6. Nxd5 cxd5 7. Qb3 e4 8. d4 Nc6 9. a3 Nxd4 10. Qa4+ Nc6 11. e3 Qa5+ 12. Qxa5 Nxa5 13. b4 Nb3 14. Rb1 Nxc1 15. Rxc1 a5 16. Rb1 axb4 17. axb4 Ra4 18. b5 Bb4+ 19. Kd1 Bd7 20. Bf1 0-0 21. Ne2 Ba5 22. Nd4 Ra2 23. Nc2 Rc8 24. Nb4 Bg4+ 0-1

[Event "Klatovy op-B"]
[Site "Klatovy"]
[Date "1999.??.??"]
[Round "2"]
[White "Rada, R."]
[Black "Kostlan, Jan"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "58"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Be2 Bd6 6. 0-0 0-0 7. Nc3 Be6 8. Bg5 h6 9. Bh4 Nc6 10. a3 Re8 11. Nb5 Bf8 12. Ne5 g5 13. Bg3 Nxe5 14. Bxe5 Rc8 15. Nxa7 Ra8 16. Nb5 Rc8 17. Bf3 c6 18. Nc3 Nd7 19. Bg3 f5 20. Bh5 Re7 21. f3 Nf6 22. f4 g4 23. Bxg4 fxg4 24. f5 Bf7 25. Bh4 Bg7 26. Bxf6 Bxf6 27. Qxg4+ Kh7 28. Ne2 Qg8 29. Qf3 Qg5 0-1

[Event "Klatovy op-B"]
[Site "Klatovy"]
[Date "1999.??.??"]
[Round "6"]
[White "Umanec, Filip"]
[Black "Kostlan, Jan"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "64"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. 0-0 cxd4 8. cxd4 Nxd4 9. Nxd4 Qxd4 10. Nc3 Qb6 11. Qe2 a6 12. Rd1 Ne7 13. Bg5 h6 14. Bd2 Nc6 15. Kh1 Rc8 16. f4 Nb4 17. a3 Nxd3 18. Qxd3 g6 19. b4 Be7 20. Be3 Qd8 21. Rab1 h5 22. a4 Qc7 23. Rdc1 Qc4 24. Qxc4 Rxc4 25. b5 a5 26. Bd2 Bb4 27. Ra1 0-0 28. Nb1 Rfc8 29. Rxc4 Rxc4 30. Na3 Bxd2 31. Nxc4 dxc4 32. Rd1 c3 0-1

