[Event "Prague Golden U20 op 17th"]
[Site "Prague"]
[Date "2022.06.25"]
[Round "5"]
[White "Dubska, Lukas"]
[Black "Danek, Daniel"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1335"]
[BlackElo "1183"]
[PlyCount "110"]
[EventDate "2022.06.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. 0-0 d6 6. h3 a6 7. d3 h6 8. Re1 0-0 9. Nd5 Be6 10. b3 b5 11. Nxf6+ Qxf6 12. Bd5 Bxd5 13. exd5 Nd4 14. Nxd4 Bxd4 15. Rb1 Bxf2+ 16. Kh1 Bxe1 17. Qxe1 Qg6 18. Qc3 Rfc8 19. Qc6 f5 20. Bd2 Qe8 21. Qc3 a5 22. d4 e4 23. Qg3 Kh7 24. Rf1 Qg6 25. Qf4 Rf8 26. Rg1 Qh5 27. Kh2 g5 28. Qe3 Rae8 29. Qc3 Qf7 30. Qxa5 Qxd5 31. Qc3 c5 32. dxc5 Qxc5 33. Qb2 Qe5+ 34. Qxe5 Rxe5 35. Bc3 Rc5 36. Bb4 Rxc2 37. Bxd6 Rd8 38. Be7 Rd7 39. Bb4 Rxa2 40. Rb1 f4 41. Kh1 f3 42. gxf3 exf3 43. Rf1 Rd3 44. Bc5 h5 45. b4 g4 46. hxg4 hxg4 47. Rg1 f2 48. Rf1 g3 49. Kg2 Re2 50. Rh1+ Kg6 51. Rf1 Re1 52. Bxf2 Rxf1 53. Kxf1 gxf2 54. Kxf2 Rb3 55. Ke2 Rxb4 0-1

[Event "Prague Golden U20 op 17th"]
[Site "Prague"]
[Date "2022.06.25"]
[Round "1"]
[White "Dubska, Lukas"]
[Black "Hanzelka, Vit"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1335"]
[PlyCount "117"]
[EventDate "2022.06.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Nc3 Nf6 6. Be2 e6 7. 0-0 Bb4 8. Bd2 0-0 9. a3 Bd6 10. Re1 Ne4 11. Bd3 Nxd2 12. Qxd2 Nxd4 13. Nxd4 Qh4 14. Nf3 Bf4 15. Nxh4 Bxd2 16. Re2 Bxc3 17. bxc3 b6 18. c4 dxc4 19. Bxc4 Bb7 20. Rd1 Rad8 21. Red2 Rc8 22. Rd7 Rxc4 23. Rxb7 Rfc8 24. Nf3 Rxc2 25. Rbd7 g6 26. Rxa7 Rc1 27. Rad7 Kf8 28. h3 Ke8 29. Rxc1 Kxd7 30. Ne5+ Kd8 31. Rxc8+ Kxc8 32. Nxf7 Kb7 33. Kf1 Ka6 34. Ke2 Ka5 35. Nd8 b5 36. Kd3 Ka4 37. Kc3 Kxa3 38. Nc6 h5 39. h4 e5 40. Nxe5 b4+ 41. Kc2 b3+ 42. Kb1 Kb4 43. Nxg6 Kc3 44. f4 Kd3 45. Kb2 Ke4 46. Kxb3 Kf5 47. Kc4 Kxg6 48. Kd4 Kf5 49. Ke3 Kg4 50. g3 Kxg3 51. f5 Kxh4 52. f6 Kg4 53. f7 h4 54. f8Q h3 55. Qg7+ Kh4 56. Qh6+ Kg3 57. Qg5+ Kh2 58. Kf2 Kh1 59. Qg1# 1-0

[Event "Prague Golden U20 op 17th"]
[Site "Prague"]
[Date "2022.06.25"]
[Round "3"]
[White "Dubska, Lukas"]
[Black "Katasonova, Olga"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1335"]
[BlackElo "1189"]
[PlyCount "66"]
[EventDate "2022.06.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. 0-0 d6 6. d3 Bg4 7. h3 Bh5 8. Bg5 Nd4 9. g4 h6 10. gxh5 hxg5 11. Nxg5 0-0 12. Nxf7 Rxf7 13. Bxf7+ Kxf7 14. Nd5 c6 15. b4 cxd5 16. bxc5 dxc5 17. Re1 Qd7 18. c3 Ne6 19. Rb1 Ng5 20. c4 d4 21. Rf1 b6 22. f4 Nxh3+ 23. Kh2 Nxf4 24. Qf3 Ng4+ 25. Kg3 Ne3 26. Rh1 Rh8 27. Rh4 Kf6 28. Rbh1 Ke7 29. h6 g5 30. Rxf4 exf4+ 31. Qxf4 gxf4+ 32. Kxf4 Qg4+ 33. Ke5 Rf8 0-1

[Event "Prague Golden U20 op 17th"]
[Site "Prague"]
[Date "2022.06.25"]
[Round "7"]
[White "Honcharov, Makar"]
[Black "Dubska, Lukas"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1264"]
[BlackElo "1335"]
[PlyCount "83"]
[EventDate "2022.06.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. 0-0 d5 7. exd5 Nxd5 8. Re1 Re8 9. d4 Bb6 10. dxe5 Be6 11. Bg5 f6 12. exf6 gxf6 13. Rxe6 Rxe6 14. Qxd5 Qxd5 15. Bxd5 Kf7 16. Bxe6+ Kxe6 17. Bf4 Rd8 18. Na3 Ne7 19. Re1+ Kf7 20. Nc4 Nd5 21. Bg3 Bc5 22. h3 b5 23. Na5 b4 24. Nc6 Rd6 25. Bxd6 cxd6 26. c4 Nf4 27. Re7+ Kg6 28. Re4 Nd3 29. Ne7+ Kf7 30. Kf1 Nxf2 31. Re2 Nd3 32. Nd5 Kg6 33. Rd2 Ne5 34. Nxe5+ dxe5 35. Ke2 a5 36. b3 h5 37. Kf3 Kg5 38. Re2 Bd6 39. g3 h4 40. gxh4+ Kxh4 41. Nxf6 Kg5 42. Ne4+ 1-0

[Event "Prague Golden U20 op 17th"]
[Site "Prague"]
[Date "2022.06.25"]
[Round "4"]
[White "Koslerova, Denisa Annie"]
[Black "Dubska, Lukas"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1074"]
[BlackElo "1335"]
[PlyCount "82"]
[EventDate "2022.06.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Ng5 Qxg5 5. d4 Qxg2 6. Rf1 Qxe4+ 7. Be2 Bxd4 8. f3 Qh4+ 9. Kd2 Qxh2 10. Nc3 Bxc3+ 11. bxc3 Qf4+ 12. Ke1 Qf5 13. Bd3 Qe6 14. Be3 d5 15. Kd2 e4 16. fxe4 dxe4 17. Be2 Qd5+ 18. Kc1 Qxd1+ 19. Rxd1 Nf6 20. Bg5 0-0 21. c4 Be6 22. c5 Rfd8 23. Bxf6 Rxd1+ 24. Bxd1 gxf6 25. Be2 b6 26. cxb6 axb6 27. Kb2 Nd4 28. Bh5 e3 29. Rg1+ Kf8 30. Re1 Rxa2+ 31. Kc3 Nb5+ 32. Kd3 Bf5+ 33. Kxe3 Rxc2 34. Rd1 Rc3+ 35. Kf4 Nd6 36. Be2 Rc2 37. Bd3 Rf2+ 38. Kg3 Rb2 39. Bxf5 Nxf5+ 40. Kg4 Rf2 41. Rd5 Ne3+ 0-1

[Event "Prague Golden U20 op 17th"]
[Site "Prague"]
[Date "2022.06.25"]
[Round "6"]
[White "Porter, William"]
[Black "Dubska, Lukas"]
[Result "0-1"]
[ECO "C46"]
[WhiteElo "1052"]
[BlackElo "1335"]
[PlyCount "59"]
[EventDate "2022.06.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Nxe5 Nxe5 5. d4 Bxd4 6. Qxd4 d6 7. Bf4 Ng6 8. Bg3 Nf6 9. Bc4 0-0 10. 0-0 c6 11. Bxd6 Re8 12. Rfe1 Be6 13. Bxe6 Rxe6 14. Bc5 Qc7 15. Qd2 Rd8 16. Qg5 b6 17. Ba3 c5 18. f4 Nxf4 19. e5 N6d5 20. Nxd5 Nxd5 21. Rad1 h6 22. Qh4 Rd7 23. c4 Ne7 24. Rxd7 Qxd7 25. Rf1 Ng6 26. Qg4 Nxe5 27. Qh5 Qd4+ 28. Kh1 Rf6 29. Rd1 Qf2 30. Rd8+ 0-1

[Event "Prague Golden U20 op 17th"]
[Site "Prague"]
[Date "2022.06.25"]
[Round "2"]
[White "Remizov, Artem"]
[Black "Dubska, Lukas"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1159"]
[BlackElo "1335"]
[PlyCount "80"]
[EventDate "2022.06.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 b6 4. Bc4 e6 5. d3 Bb7 6. Bf4 d6 7. Qd2 Nf6 8. e5 dxe5 9. Nxe5 Nxe5 10. Bxe5 Bxg2 11. Rg1 Bd5 12. Bb5+ Nd7 13. Bxg7 Rg8 14. Qh6 Bxg7 15. Rxg7 Rxg7 16. Qxg7 a6 17. Nxd5 axb5 18. Qg8+ Nf8 19. Nf6+ Qxf6 20. c3 Qe5+ 21. Kf1 Qxh2 22. Ke2 Qh5+ 23. f3 c4 24. dxc4 bxc4 25. Rg1 Qe5+ 26. Kf2 Qh2+ 27. Rg2 Qh4+ 28. Rg3 Rd8 29. Ke2 Qh6 30. Kf1 Rd1+ 31. Kg2 Qh1+ 32. Kf2 Qf1+ 33. Ke3 Rd3+ 34. Kf4 Qc1+ 35. Kg4 Qxb2 36. Kh3 Qxc3 37. Kg4 Qd4+ 38. Kh3 Rd1 39. Rg4 Rh1+ 40. Kg2 Qg1# 0-1

