[Event "Ricany op-A"]
[Site "Ricany"]
[Date "2019.08.31"]
[Round "9"]
[White "Rodshtein, Tereza"]
[Black "Dunder, Ondrej"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2208"]
[BlackElo "1717"]
[PlyCount "107"]
[EventDate "2019.08.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bc4 Bf5 7. Bd2 e6 8. Nd5 Qd8 9. Nxf6+ Qxf6 10. Bc3 Qd8 11. Qe2 Be7 12. 0-0 0-0 13. Rad1 Nd7 14. Ne5 Qc7 15. g4 Bg6 16. f4 Nxe5 17. dxe5 b5 18. Bb3 Qb6+ 19. Bd4 c5 20. Be3 Be4 21. c4 b4 22. Rd7 Rfe8 23. Ba4 Rad8 24. Rfd1 Rxd7 25. Rxd7 a5 26. Qd2 Bc6 27. Rxe7 Rxe7 28. Qd6 Rd7 29. Qxc6 Qxc6 30. Bxc6 Rc7 31. Ba4 Kf8 32. Kf2 Ke7 33. Kf3 g6 34. f5 Kd8 35. Kf4 Ke7 36. f6+ Kf8 37. Ke4 Rc8 38. Kd3 Rc7 39. Kc2 Rc8 40. Bd7 Rc7 41. Bb5 a4 42. Bxa4 h5 43. gxh5 gxh5 44. a3 bxa3 45. bxa3 Kg8 46. Kb2 Kh7 47. Bd1 h4 48. Kc3 Kg6 49. Bc2+ Kh5 50. h3 Rc8 51. Be4 Rc7 52. a4 Ra7 53. Kb3 Rxa4 54. Bf3+ 1-0

[Event "Ricany op-A"]
[Site "Ricany"]
[Date "2019.08.30"]
[Round "8"]
[White "Dunder, Ondrej"]
[Black "Voracek, Zdenek"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1717"]
[BlackElo "1938"]
[PlyCount "41"]
[EventDate "2019.08.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. e3 e6 4. Bd3 c5 5. b3 b6 6. 0-0 Be7 7. Bb2 0-0 8. Nbd2 Nc6 9. Re1 Qc7 10. c4 Rd8 11. cxd5 exd5 12. Rc1 Nb4 13. Bb1 Ba6 14. Ne5 Nd7 15. Bxh7+ Kf8 16. Qh5 Nxe5 17. dxe5 g6 18. Qh6+ Ke8 19. Bxg6 fxg6 20. e6 Bf8 21. Qxg6+ 1-0

[Event "Ricany op-A"]
[Site "Ricany"]
[Date "2019.08.29"]
[Round "7"]
[White "Vojta, Tomas"]
[Black "Dunder, Ondrej"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2363"]
[BlackElo "1717"]
[PlyCount "33"]
[EventDate "2019.08.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Nf6 6. Bd2 Qb6 7. Bc4 Bf5 8. Qe2 Qxb2 9. Rb1 Qxc2 10. Rxb7 e6 11. 0-0 Ne4 12. Nb5 cxb5 13. Bxb5+ Nc6 14. Rc1 Qxc1+ 15. Bxc1 Bd6 16. Bxc6+ Kf8 17. Bxe4 1-0

[Event "Ricany op-A"]
[Site "Ricany"]
[Date "2019.08.28"]
[Round "6"]
[White "Dunder, Ondrej"]
[Black "Svatos, Jan"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "1717"]
[BlackElo "2232"]
[PlyCount "95"]
[EventDate "2019.08.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. e3 Bg7 4. Be2 0-0 5. 0-0 d5 6. b3 c5 7. Nbd2 Nc6 8. Bb2 Nd7 9. c4 Nb6 10. Rc1 cxd4 11. Nxd4 Nxd4 12. Bxd4 Bxd4 13. exd4 dxc4 14. Nxc4 Be6 15. Qd2 Rc8 16. Rfd1 Nd5 17. Bf3 Rc7 18. h3 Qb8 19. Ne3 Nxe3 20. Qxe3 Rfc8 21. Rxc7 Rxc7 22. d5 Bf5 23. g4 Bd7 24. Kg2 e6 25. Qe5 Qc8 26. Qf6 Qe8 27. d6 Rc2 28. Bxb7 Rxa2 29. Qe7 Rb2 30. Qxe8+ Bxe8 31. d7 Bxd7 32. Rxd7 Rxb3 33. Ba6 g5 34. Rxa7 Ra3 35. Ra8+ Kg7 36. Bb7 Rb3 37. Ra7 Rc3 38. Bf3 h6 39. Kg3 Kf6 40. Ra6 Kg7 41. Kg2 Kf6 42. Ra5 Kg7 43. Be4 Kf6 44. f3 Rb3 45. Kg3 Kg7 46. h4 Kf6 47. Ra8 Rc3 48. Rh8 1-0

[Event "Ricany op-A"]
[Site "Ricany"]
[Date "2019.08.27"]
[Round "5"]
[White "Vojta, Jakub"]
[Black "Dunder, Ondrej"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2256"]
[BlackElo "1717"]
[PlyCount "65"]
[EventDate "2019.08.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Qxd5 4. d4 c6 5. c4 Qa5+ 6. Nc3 Bf5 7. Bf4 e6 8. a3 Ne4 9. Qc1 Nxc3 10. Bd2 Nd7 11. Bxc3 Qc7 12. b4 Be7 13. Be2 0-0 14. 0-0 h6 15. Qe3 Nf6 16. Ne5 Ne4 17. Bb2 a5 18. f3 Nf6 19. Bc3 axb4 20. axb4 Rxa1 21. Rxa1 Rd8 22. g4 Bc2 23. Kh1 b5 24. d5 bxc4 25. Ra7 Qd6 26. dxe6 Qxe6 27. Bxc4 Rd1+ 28. Kg2 Nd5 29. Bxd5 Rxd5 30. Nc4 Qxe3 31. Nxe3 Rd3 32. Rxe7 Rxc3 33. Nxc2 1/2-1/2

[Event "Ricany op-A"]
[Site "Ricany"]
[Date "2019.08.26"]
[Round "4"]
[White "Dunder, Ondrej"]
[Black "Vavrinec, Tomas"]
[Result "1/2-1/2"]
[ECO "A61"]
[WhiteElo "1717"]
[BlackElo "1994"]
[PlyCount "34"]
[EventDate "2019.08.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 c5 3. d5 e6 4. c4 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 h6 8. Bd2 Na6 9. e4 Bg7 10. Bd3 0-0 11. 0-0 Nc7 12. Re1 a6 13. a4 Rb8 14. Qc1 Kh7 15. h3 b5 16. Bf4 c4 17. Bb1 Bb7 1/2-1/2

[Event "Ricany op-A"]
[Site "Ricany"]
[Date "2019.08.25"]
[Round "2"]
[White "Dunder, Ondrej"]
[Black "Maly, Filip"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1717"]
[BlackElo "1941"]
[PlyCount "65"]
[EventDate "2019.08.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. e3 Bg7 4. b3 0-0 5. Bb2 d6 6. Bd3 Nc6 7. a3 Bg4 8. Nbd2 e5 9. 0-0 Re8 10. dxe5 dxe5 11. Ne4 Nd5 12. Bc4 Nb6 13. Bxf7+ Kxf7 14. Nfg5+ Kg8 15. Qxg4 Qe7 16. f4 Nd5 17. Rf3 exf4 18. Bxg7 Qxg7 19. Rff1 Ne5 20. Qh3 Nxe3 21. Rxf4 Nf3+ 22. gxf3 Rxe4 23. fxe4 Qxa1+ 24. Kf2 Nd1+ 25. Kg2 h5 26. Qe6+ Kh8 27. Qxg6 Ne3+ 28. Kf3 Qf1+ 29. Kxe3 Qe1+ 30. Kf3 Qf1+ 31. Kg3 Qg1+ 32. Kh3 Qe3+ 33. Rf3 1-0

[Event "Ricany op-A"]
[Site "Ricany"]
[Date "2019.08.25"]
[Round "3"]
[White "Petr, Jakub"]
[Black "Dunder, Ondrej"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "2307"]
[BlackElo "1717"]
[PlyCount "77"]
[EventDate "2019.08.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bf5 3. e3 e6 4. f4 Nf6 5. Nf3 Nbd7 6. Be2 Be7 7. 0-0 c6 8. Ne5 h5 9. d3 Nxe5 10. fxe5 Ng4 11. Bxg4 hxg4 12. Qe2 Qb6 13. Nd2 Bg5 14. Rae1 0-0-0 15. c4 Kb8 16. d4 Qa5 17. a4 Rh5 18. g3 Rdh8 19. Rf2 f6 20. Rc1 Qb6 21. Ba3 Ka8 22. cxd5 exd5 23. Bc5 Qd8 24. Rxf5 Rxh2 25. Qxh2 Bxe3+ 26. Qf2 Bxf2+ 27. Rxf2 Qg8 28. Nf1 Qe6 29. Re1 f5 30. a5 a6 31. Ree2 Rh3 32. Rh2 g5 33. Ref2 f4 34. Rxh3 gxh3 35. Nh2 Qg6 36. gxf4 gxf4+ 37. Kf1 Qb1+ 38. Ke2 Qe4+ 39. Kf1 1/2-1/2

[Event "Ricany op-A"]
[Site "Ricany"]
[Date "2019.08.24"]
[Round "1"]
[White "Toulec, Stanislav"]
[Black "Dunder, Ondrej"]
[Result "0-1"]
[ECO "D06"]
[WhiteElo "1930"]
[BlackElo "1717"]
[PlyCount "126"]
[EventDate "2019.08.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 Nf6 3. d4 Bf5 4. Nc3 e6 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 Bxd3 8. Qxd3 dxc4 9. Qxc4 0-0 10. 0-0 h6 11. Bxf6 Nxf6 12. Rfd1 c6 13. a4 a5 14. e4 Qb6 15. h3 Rfd8 16. Qe2 Bb4 17. Na2 c5 18. Nxb4 Qxb4 19. Qc2 cxd4 20. e5 Rac8 21. Qd3 Nh7 22. Qb5 Qxb5 23. axb5 b6 24. Nxd4 Rc5 25. Nc6 Rxd1+ 26. Rxd1 g5 27. g3 Rxb5 28. Rd7 Nf8 29. Rb7 Ng6 30. Nd8 Nxe5 31. f4 gxf4 32. gxf4 Nd3 33. Nxf7 h5 34. f5 exf5 35. Nd6 Rxb2 36. Nxf5 b5 37. Ne7+ Kf8 38. Nc6 a4 39. Ra7 Ra2 40. Rd7 Nf4 41. Rb7 Rb2 42. Ra7 Ne2+ 43. Kf1 Nc3 44. Ke1 b4 45. h4 a3 46. Nxb4 Rxb4 47. Rxa3 Nb1 48. Rh3 Rb2 49. Rf3+ Kg7 50. Rf5 Kg6 51. Rg5+ Kh6 52. Rc5 Rh2 53. Rc6+ Kg7 54. Kf1 Nd2+ 55. Kg1 Nf3+ 56. Kf1 Nxh4 57. Rc3 Kg6 58. Kg1 Rd2 59. Kh1 Kg5 60. Rg3+ Kf4 61. Rg1 Nf3 62. Rg4+ Ke3 63. Re4+ Kf2 0-1

[Event "Prague Golden rap op 15th"]
[Site "Prague"]
[Date "2019.06.30"]
[Round "1"]
[White "Dunder, Ondrej"]
[Black "Groh, Jiri"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1649"]
[BlackElo "2001"]
[PlyCount "204"]
[EventDate "2019.06.30"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "CZE"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. Nf3 c5 2. e3 d5 3. d4 e6 4. b3 Nf6 5. Bb2 Be7 6. Be2 0-0 7. 0-0 Nc6 8. Nbd2 cxd4 9. Nxd4 Nxd4 10. Bxd4 Qc7 11. Nf3 Bd7 12. Rc1 Rac8 13. c4 dxc4 14. Rxc4 Qb8 15. Bxf6 Bxf6 16. Qxd7 Rcd8 17. Qc7 h6 18. Qxb8 Rxb8 19. Rfc1 b6 20. Rc7 a5 21. g3 Rfd8 22. Kg2 b5 23. a3 b4 24. axb4 axb4 25. Ra7 Bc3 26. Bc4 Rb6 27. Ng1 Rd2 28. Ne2 Bf6 29. Ra4 Be7 30. Nd4 Bf6 31. Nf3 Rd8 32. Rc2 Bc3 33. Ng1 Bf6 34. Ne2 Rbb8 35. Rca2 g5 36. Ra5 Rd7 37. Rb5 Rxb5 38. Bxb5 Rb7 39. Bc4 Kg7 40. Rd2 h5 41. Nd4 Kg6 42. Nb5 h4 43. f4 hxg3 44. hxg3 Be7 45. Kf3 Bc5 46. fxg5 Kxg5 47. Nd6 Rc7 48. Ne4+ Kf5 49. Nxc5 Rxc5 50. Rd7 Kf6 51. Rb7 Rf5+ 52. Kg2 Re5 53. Kf2 Rf5+ 54. Ke2 Rg5 55. Rxb4 Rxg3 56. Kf2 Rg5 57. Bd3 Rd5 58. Rf4+ Ke7 59. Bc4 Rd2+ 60. Kf3 Rb2 61. Ke4 Rb1 62. Kf3 Rb2 63. Rd4 Rb1 64. Rd2 Kf6 65. Ke4 Ke7 66. Rf2 Re1 67. Re2 Rb1 68. Kd3 Kd6 69. Kc2 Rg1 70. b4 Rg4 71. Kc3 Kc6 72. b5+ Kc5 73. Rh2 Rxc4+ 74. Kd3 Kxb5 75. Rh5+ Rc5 76. Rh7 Rc7 77. Rh5+ Kc6 78. Ke4 Kd6 79. Rh6 Rc4+ 80. Kd3 Ra4 81. Rh5 f5 82. Rh8 Ke5 83. Re8 Ra6 84. Rc8 Ra3+ 85. Ke2 Ke4 86. Rc4+ Kd5 87. Rb4 Ra5 88. Kf3 Ke5 89. Ke2 Kf6 90. Kf3 Ra1 91. Kf2 Kg5 92. Rc4 e5 93. Kf3 Ra2 94. e4 f4 95. Rc6 Ra3+ 96. Kg2 f3+ 97. Kf2 Kf4 98. Rc4 Ra2+ 99. Ke1 Kg3 100. Rc3 Kg2 101. Rb3 Ra1+ 102. Kd2 f2 0-1

[Event "CZE-chT U20 Extraliga final-B 1415"]
[Site "Czech Republic"]
[Date "2015.04.26"]
[Round "11.5"]
[White "Gresova, Zuzana"]
[Black "Dunder, Ondrej"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1814"]
[BlackElo "1470"]
[PlyCount "109"]
[EventDate "2014.10.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Frydek Mistek (U20)"]
[BlackTeam "Praha Bohemians (U20)"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. Nd2 0-0-0 10. Nf3 h6 11. Bd2 Nb4 12. Be3 c5 13. b3 g6 14. 0-0-0 Bg7 15. a3 Nc6 16. Rd5 d6 17. exd6 cxd6 18. Qd2 Qf6 19. Qa2 Bb7 20. Rd2 Rhe8 21. Be2 Ne7 22. Rhd1 g5 23. h3 Nf5 24. Ne1 Nxe3 25. fxe3 Rxe3 26. Bg4+ Kb8 27. Nc2 Rc3 28. b4 cxb4 29. axb4 Rxc4 30. b5 Be4 31. Qb1 Rxc2+ 32. Rxc2 Bxc2 33. Qxc2 Qc3 34. Rf1 Qxc2+ 35. Kxc2 f6 36. Rf5 Rc8+ 37. Kd3 Rc5 38. Kd4 Rxf5 39. Bxf5 Kc7 40. Kd5 h5 41. g4 hxg4 42. hxg4 Kb6 43. Bd3 f5 44. gxf5 Be5 45. Ke6 g4 46. Bf1 g3 47. f6 Bxf6 48. Kxf6 g2 49. Bxg2 Kxb5 50. Ke6 Kc5 51. Bd5 a5 52. Ba2 a4 53. Bd5 a3 54. Ba2 Kb4 55. Kxd6 1/2-1/2

[Event "CZE-chT U20 Extraliga final-B 1415"]
[Site "Czech Republic"]
[Date "2015.04.25"]
[Round "10.5"]
[White "Dunder, Ondrej"]
[Black "Nespor, Jakub"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1470"]
[BlackElo "1765"]
[PlyCount "121"]
[EventDate "2014.10.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Praha Bohemians (U20)"]
[BlackTeam "Policka Stefanydes (U20)"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. d4 g6 2. Nf3 Nf6 3. Bf4 Bg7 4. h3 0-0 5. e3 d6 6. c3 b6 7. Be2 Bb7 8. 0-0 Nbd7 9. Nbd2 c5 10. Qc2 Rc8 11. a4 Re8 12. Rfe1 e5 13. dxe5 dxe5 14. Bg3 e4 15. Nh2 Ne5 16. Red1 Qe7 17. Nc4 Nxc4 18. Bxc4 Rcd8 19. Qb3 Nh5 20. Bd6 Rxd6 21. Rxd6 Qxd6 22. Bxf7+ Kf8 23. Bxe8 Kxe8 24. Qg8+ Qf8 25. Qxh7 Qf7 26. Rd1 Bc8 27. Ng4 Bxg4 28. hxg4 Nf6 29. Qh2 Qe7 30. Qb8+ Kf7 31. Qc8 g5 32. Qf5 Bh6 33. Rd2 Qc7 34. Kf1 Qc6 35. b3 c4 36. b4 Qxa4 37. Ke2 Qc6 38. f3 exf3+ 39. gxf3 Qe6 40. Qxe6+ Kxe6 41. e4 Bg7 42. Rd8 Nd7 43. Rc8 Bxc3 44. Rxc4 Be5 45. Kd3 Bd6 46. Rd4 Ne5+ 47. Ke3 Nc6 48. Rd5 Bf4+ 49. Ke2 Nxb4 50. Rd4 a5 51. Kd1 Nc6 52. Rd5 a4 53. Rd3 Nb4 54. Rd4 Bd6 55. Kc1 a3 56. Rxd6+ Kxd6 57. Kb1 Ke5 58. Kc1 Nd3+ 59. Kb1 b5 60. Kc2 a2 61. f4+ 0-1

[Event "CZE-chT U20 Extraliga final-B 1415"]
[Site "Czech Republic"]
[Date "2015.04.25"]
[Round "9.5"]
[White "Marko, Daniel"]
[Black "Dunder, Ondrej"]
[Result "1/2-1/2"]
[ECO "C84"]
[WhiteElo "1622"]
[BlackElo "1470"]
[PlyCount "133"]
[EventDate "2014.10.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Brno Lokomotiva (U20) II"]
[BlackTeam "Praha Bohemians (U20)"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. 0-0 Be7 7. Bxc6 bxc6 8. e5 Nd5 9. Nxd4 0-0 10. Nf5 d6 11. Nxe7+ Qxe7 12. exd6 cxd6 13. Re1 Qf6 14. Nd2 Bf5 15. a3 Qg6 16. Nf3 Bxc2 17. Qd4 Rfe8 18. Bd2 Re4 19. Rxe4 Bxe4 20. Nh4 Qg4 21. f3 Qxh4 22. g3 Qf6 23. Qxe4 Qxb2 24. Re1 Qb6+ 25. Kg2 Nf6 26. Qe7 Qd8 27. Qb7 Qc8 28. Qb4 Qd7 29. Bf4 Rd8 30. Bg5 Re8 31. h4 Rxe1 32. Qxe1 Nd5 33. h5 h6 34. Bd2 Qe6 35. Qf2 c5 36. g4 Nb6 37. g5 hxg5 38. Bxg5 Qf5 39. Qg3 Qe6 40. h6 Qg6 41. hxg7 Kxg7 42. Be7 Qxg3+ 43. Kxg3 Nc8 44. Bd8 c4 45. Kf4 Na7 46. Ke4 Nb5 47. a4 Nc3+ 48. Kd4 Nxa4 49. Kxc4 Kg6 50. Kd5 Nc5 51. Bc7 Kf5 52. Bxd6 Nb3 53. f4 Nc1 54. Kd4 a5 55. Kc4 Ne2 56. Kb5 Nxf4 57. Kxa5 Nd5 58. Kb5 Ke4 59. Kc6 f5 60. Kd7 Nf6+ 61. Ke6 Ng4 62. Bb8 Ne3 63. Bc7 Nc4 64. Kf6 Ne3 65. Ke6 Nd5 66. Bb8 f4 67. Bxf4 1/2-1/2

[Event "CZE-chT U20 Extraliga final-B 1415"]
[Site "Czech Republic"]
[Date "2015.04.24"]
[Round "8.5"]
[White "Dunder, Ondrej"]
[Black "Skalsky, Alexandr"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "1470"]
[BlackElo "1767"]
[PlyCount "62"]
[EventDate "2014.10.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Praha Bohemians (U20)"]
[BlackTeam "Stare Mesto (U20)"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. Nf3 d5 2. d4 Nf6 3. b3 Bf5 4. e3 e6 5. Bb2 c5 6. Be2 h6 7. 0-0 Nbd7 8. Nbd2 Bd6 9. Rc1 0-0 10. Re1 Rc8 11. c4 b6 12. cxd5 exd5 13. Ba6 Rc7 14. Nf1 Re8 15. Bb5 Re6 16. dxc5 bxc5 17. Ng3 Bh7 18. Bd3 Ne4 19. Qc2 Ndf6 20. Red1 Ng4 21. Bxe4 Bxe4 22. Nxe4 dxe4 23. Qc3 f5 24. h3 exf3 25. hxg4 Qh4 26. gxf3 Qh3 27. f4 Rg6 28. Qc4+ Kh7 29. f3 Qxf3 30. Kh2 Rxg4 31. Rd2 Rh4+ 0-1

[Event "CZE-chT U20 Extraliga West 1415"]
[Site "Czech Republic"]
[Date "2015.01.24"]
[Round "7.6"]
[White "Dunder, Ondrej"]
[Black "Soukup, Jiri1111"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1470"]
[BlackElo "1482"]
[PlyCount "73"]
[EventDate "2014.10.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Praha Bohemians (U20)"]
[BlackTeam "Bustehrad (U20)"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. Nf3 d5 2. d4 Nf6 3. Bf4 Bg4 4. e3 e6 5. Be2 c5 6. Ne5 Bxe2 7. Qxe2 Qb6 8. c3 Nc6 9. 0-0 Be7 10. a4 0-0 11. a5 Qd8 12. a6 Qb6 13. Bg5 Rad8 14. axb7 Qxb7 15. Qa6 Qxa6 16. Rxa6 Nb8 17. Rxa7 Bd6 18. Nd3 c4 19. Ne5 Nbd7 20. f4 h6 21. Bxf6 Nxf6 22. Nc6 Rc8 23. Ra6 Ne4 24. Rd1 Ra8 25. Rxa8 Rxa8 26. Nd2 Nxd2 27. Rxd2 Ra6 28. Ne5 Bxe5 29. fxe5 Rb6 30. Kf2 Kh7 31. Kf3 Kg6 32. Kf4 f5 33. exf6 Kxf6 34. g4 g5+ 35. Kf3 Kg7 36. h3 Kg6 37. Kg2 1/2-1/2

[Event "CZE-chT U20 Extraliga West 1415"]
[Site "Czech Republic"]
[Date "2014.12.06"]
[Round "5.6"]
[White "Dunder, Ondrej"]
[Black "Koucha, Maryam Amina"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "1470"]
[BlackElo "1517"]
[PlyCount "84"]
[EventDate "2014.10.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Praha Bohemians (U20)"]
[BlackTeam "Klatovy (U20)"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. Nf3 d5 2. d4 Nf6 3. b3 Bg4 4. e3 Nbd7 5. Bb2 e6 6. Be2 c5 7. 0-0 Be7 8. Nbd2 0-0 9. Rc1 Rc8 10. c4 b6 11. h3 Bf5 12. a3 Rc7 13. cxd5 exd5 14. Re1 Bd6 15. Nf1 Ne4 16. dxc5 Ndxc5 17. b4 Ne6 18. Ne5 Rxc1 19. Qxc1 Qh4 20. Nd3 Qg5 21. g4 Bg6 22. f4 Qh4 23. Kg2 f5 24. g5 h6 25. Be5 hxg5 26. Bxd6 Nxd6 27. Ne5 gxf4 28. Nxg6 Qg5+ 29. Kf3 Qxg6 30. exf4 Qh5+ 31. Kg2 Qg6+ 32. Kh2 Ne4 33. Bf3 Nd4 34. Bxe4 fxe4 35. Kh1 Nf3 36. Ne3 Nxe1 37. Qxe1 d4 38. Nd5 Re8 39. Qh4 Qf7 40. Qg5 e3 41. Nf6+ Qxf6 42. Qd5+ Qf7 0-1

[Event "CZE-chT U20 Extraliga West 1415"]
[Site "Czech Republic"]
[Date "2014.10.12"]
[Round "3.6"]
[White "Dunder, Ondrej"]
[Black "Sucharda, Tomas"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1470"]
[BlackElo "1600"]
[PlyCount "81"]
[EventDate "2014.10.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Praha Bohemians (U20)"]
[BlackTeam "Hradec Kralove Ortex (U20)"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. Nf3 d5 2. d4 Nf6 3. b3 Bg4 4. e3 e6 5. Bb2 Nbd7 6. Be2 Be7 7. Nbd2 h6 8. 0-0 0-0 9. Rc1 Rc8 10. c4 c6 11. a3 a5 12. h3 Bf5 13. Re1 Re8 14. Nf1 Bd6 15. c5 Bb8 16. Bc3 Ne4 17. N1d2 Nxc3 18. Rxc3 e5 19. Nf1 e4 20. N3h2 Qc7 21. b4 axb4 22. axb4 Bh7 23. b5 f5 24. bxc6 Qxc6 25. Rb3 Rcd8 26. Rb4 f4 27. Qb3 f3 28. Bb5 Qg6 29. Qxd5+ Qf7 30. Qxf7+ Kxf7 31. gxf3 exf3 32. Nxf3 Be4 33. Bxd7 Rxd7 34. N1d2 Bc6 35. Kf1 Bc7 36. e4 Ba5 37. Rb2 Bc3 38. Rc2 Bxd4 39. Nc4 Bb5 40. Kg1 Kg8 41. Nd6 1-0

[Event "CZE-chT U20 Extraliga West 1415"]
[Site "Czech Republic"]
[Date "2014.10.12"]
[Round "4.6"]
[White "Mladek, Richard"]
[Black "Dunder, Ondrej"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1665"]
[BlackElo "1470"]
[PlyCount "57"]
[EventDate "2014.10.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Vlasim (U20)"]
[BlackTeam "Praha Bohemians (U20)"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. Nc3 Nf6 5. Bc4 c6 6. d3 Nbd7 7. Qe2 b5 8. Bb3 Qb6 9. Nd1 a5 10. a4 0-0 11. fxe5 Nxe5 12. Nxe5 dxe5 13. Be3 Ba6 14. Bxc5 Qxc5 15. Qe3 Qxe3+ 16. Nxe3 b4 17. 0-0 Rad8 18. Nf5 Rd7 19. Rf3 c5 20. Ne3 Rfd8 21. Raf1 Rc7 22. Rf5 Re7 23. Rg5 Nxe4 24. dxe4 Bxf1 25. Kxf1 h6 26. Rg3 Rc7 27. Bd5 Rd6 28. Nf5 Rg6 29. Rxg6 1-0

[Event "CZE-chT U20 Extraliga West 1415"]
[Site "Czech Republic"]
[Date "2014.10.11"]
[Round "1.6"]
[White "Dunder, Ondrej"]
[Black "Nemcova, Karin"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "1470"]
[BlackElo "1711"]
[PlyCount "87"]
[EventDate "2014.10.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Praha Bohemians (U20)"]
[BlackTeam "Praha Promat Oaza (U20)"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. Nf3 d5 2. d4 c6 3. b3 Nf6 4. Bb2 Bf5 5. e3 e6 6. Be2 Bd6 7. Nbd2 Nbd7 8. 0-0 0-0 9. Rc1 Rc8 10. c4 c5 11. cxd5 exd5 12. Re1 Re8 13. Nf1 Ne4 14. dxc5 Ndxc5 15. Qd4 f6 16. Qxd5+ Be6 17. Qd4 Bf7 18. b4 Na4 19. Bb5 Nxb2 20. Bxe8 Qxe8 21. Qxb2 Rd8 22. a3 Qb5 23. N1d2 Nxd2 24. Nxd2 Qh5 25. Nf3 Be6 26. Qc2 Bg4 27. Qe4 Bxf3 28. Qxf3 Qxh2+ 29. Kf1 Qe5 30. Red1 Qb5+ 31. Qe2 Qa4 32. Qc4+ Kf8 33. Qe6 Qa6+ 34. Qc4 Qb6 35. Rc2 Be7 36. Rxd8+ Qxd8 37. Qc8 Ke8 38. Ke2 Qxc8 39. Rxc8+ Kd7 40. Rc4 Bd6 41. Kd3 b5 42. Rc2 g6 43. Kd4 Ke6 44. Rc8 1-0

[Event "CZE-chT U20 Extraliga West 1415"]
[Site "Czech Republic"]
[Date "2014.10.11"]
[Round "2.6"]
[White "Novotna, Barbora"]
[Black "Dunder, Ondrej"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1618"]
[BlackElo "1470"]
[PlyCount "83"]
[EventDate "2014.10.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]
[WhiteTeam "Liberec Desko (U20)"]
[BlackTeam "Praha Bohemians (U20)"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "CZE"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 d6 6. Nxc6 bxc6 7. Bd3 Be7 8. 0-0 0-0 9. Re1 Bb7 10. Qe2 Re8 11. Bg5 Nd5 12. Bxe7 Rxe7 13. Nxd5 cxd5 14. Qf3 dxe4 15. Bxe4 Qe8 16. Bxh7+ Kxh7 17. Rxe7 Bxf3 18. Rxe8 Rxe8 19. gxf3 Kg6 20. Kf1 Kf5 21. Rd1 Re5 22. Rd3 Kf4 23. Rc3 c5 24. Ra3 Re7 25. Rd3 Re6 26. Kg2 Rg6+ 27. Kf1 Re6 28. Rd5 g6 29. Rd3 Kf5 30. Re3 Kf4 31. Ke2 d5 32. Rxe6 fxe6 33. c3 a5 34. b3 e5 35. a3 d4 36. b4 cxb4 37. cxb4 axb4 38. axb4 d3+ 39. Kxd3 Kxf3 40. b5 e4+ 41. Kd4 e3 42. fxe3 1-0

[Event "Czech Fed-ch U16"]
[Site "Hrdonov"]
[Date "2013.10.26"]
[Round "1"]
[White "Havelka, Jan"]
[Black "Dunder, Ondrej"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1835"]
[BlackElo "1551"]
[PlyCount "65"]
[EventDate "2013.10.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 Bxc6 9. 0-0 Bc5 10. Be3 Bb6 11. f3 Ng5 12. f4 Ne6 13. f5 Nxd4 14. Bxd4 Bb5 15. Re1 c5 16. Be3 0-0 17. f6 Re8 18. Qg4 g6 19. Qg5 Re6 20. a4 Bc6 21. a5 d4 22. axb6 dxe3 23. Nc3 a6 24. Rxe3 Qf8 25. Rh3 Rae8 26. Re1 Kh8 27. Ree3 Qg8 28. Rh6 a5 29. Ne2 Rd8 30. Reh3 Rd1+ 31. Kf2 Rd5 32. Qh4 Rexe5 33. Rxh7+ 1-0

[Event "Czech Fed-ch U16"]
[Site "Hrdonov"]
[Date "2012.10.26"]
[Round "8"]
[White "Dunder, Ondrej"]
[Black "Skvaril, Michal"]
[Result "1/2-1/2"]
[ECO "A30"]
[BlackElo "1745"]
[PlyCount "24"]
[EventDate "2012.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 151 Extra"]
[Source "ChessBase"]
[SourceDate "2012.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2012.12.18"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 Nf6 3. Bb2 e6 4. e3 Be7 5. c4 0-0 6. Be2 b6 7. 0-0 Bb7 8. d4 c5 9. a3 Nbd7 10. Nbd2 a6 11. Re1 Re8 12. Nf1 Nf8 1/2-1/2

[Event "Czech Fed-ch U16"]
[Site "Hrdonov"]
[Date "2012.10.24"]
[Round "6"]
[White "Dunder, Ondrej"]
[Black "Skuthan, Jiri"]
[Result "0-1"]
[ECO "A06"]
[BlackElo "1782"]
[PlyCount "60"]
[EventDate "2012.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 151 Extra"]
[Source "ChessBase"]
[SourceDate "2012.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2012.12.18"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 c5 3. Bb2 d5 4. e3 Nc6 5. c4 d4 6. exd4 cxd4 7. d3 e5 8. a3 a5 9. Be2 Bf5 10. 0-0 Bd6 11. Re1 0-0 12. Nbd2 Qd7 13. Rc1 b6 14. Nh4 Bg4 15. Nhf3 Rae8 16. Ng5 Bf5 17. Ngf3 Ne7 18. Nh4 Bg4 19. Nhf3 Ng6 20. g3 Nh5 21. Ne4 f5 22. Nxd6 Qxd6 23. Kg2 f4 24. h3 Bxf3+ 25. Bxf3 fxg3 26. fxg3 Nxg3 27. Bd5+ Kh8 28. Kxg3 e4+ 29. Kg2 Nh4+ 30. Kh1 Rf2 0-1

[Event "Czech Fed-ch U16"]
[Site "Hrdonov"]
[Date "2012.10.23"]
[Round "5"]
[White "Horak, Ales"]
[Black "Dunder, Ondrej"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1708"]
[PlyCount "51"]
[EventDate "2012.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 151 Extra"]
[Source "ChessBase"]
[SourceDate "2012.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2012.12.18"]
[SourceQuality "1"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. c3 Bg4 5. fxe5 dxe5 6. Qa4+ Bd7 7. Qc2 Nc6 8. b4 Bd6 9. Bc4 Nf6 10. 0-0 Qe7 11. a4 0-0 12. d3 h6 13. Bd2 a6 14. Qc1 Nh7 15. Na3 Na7 16. Qe1 Rfe8 17. Nh4 Be6 18. Qg3 Kh8 19. Rf3 Rg8 20. Raf1 Raf8 21. Rxf7 Qxh4 22. Qxh4 Rxf7 23. Rxf7 Bxf7 24. Bxf7 Rf8 25. Bg6 c5 26. Nc4 1-0

[Event "Czech Fed-ch U16"]
[Site "Hrdonov"]
[Date "2012.10.23"]
[Round "4"]
[White "Pivonka, Michael"]
[Black "Dunder, Ondrej"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1547"]
[PlyCount "86"]
[EventDate "2012.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 151 Extra"]
[Source "ChessBase"]
[SourceDate "2012.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2012.12.18"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nc6 3. Nf3 d5 4. cxd5 exd5 5. d3 Nf6 6. Bg5 Be7 7. g3 h6 8. Bf4 0-0 9. Bg2 Nh5 10. Bd2 Nf6 11. 0-0 Re8 12. a3 Rb8 13. b4 a6 14. b5 Na7 15. bxa6 bxa6 16. Nd4 c6 17. Qc2 Bb7 18. Na4 Bd6 19. Nc5 Qc7 20. Nxb7 Rxb7 21. e3 Be5 22. Rac1 Bxd4 23. exd4 Re2 24. Rfe1 Rxe1+ 25. Rxe1 Nb5 26. Qa4 Qb6 27. Rc1 Nxd4 28. Be3 c5 29. Bxd4 cxd4 30. Rc6 Qb1+ 31. Bf1 Qe1 32. Qxd4 Rb1 33. Kg2 Qxf1+ 34. Kf3 Qh1+ 35. Kf4 Nh5+ 36. Kg4 Qd1+ 37. f3 Nf6+ 38. Kf4 Qd2+ 39. Ke5 Qg5+ 40. Kd6 Ne8+ 41. Kd7 Rb7+ 42. Kc8 Qe7 43. Qf4 Qd7# 0-1

