[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2018.07.09"]
[Round "9"]
[White "Berdos, Konstantinos"]
[Black "Vassis, Anastasios"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1116"]
[BlackElo "1150"]
[PlyCount "66"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bf4 e6 5. Bd3 Bd6 6. Bxd6 Qxd6 7. Nf3 Nf6 8. 0-0 0-0 9. c3 Nc6 10. Qe2 Re8 11. Nbd2 e5 12. dxe5 Nxe5 13. Nxe5 Rxe5 14. Qf3 Bg4 15. Qg3 Rae8 16. Nf3 Bxf3 17. Qxf3 Ne4 18. Qh3 h6 19. Rfe1 Qb6 20. Bxe4 dxe4 21. b3 e3 22. f3 e2+ 23. Kh1 Qf2 24. Qg3 Qe3 25. c4 Qc3 26. Rab1 Qc2 27. h3 Qxa2 28. Ra1 Qxb3 29. Rxa7 Qxc4 30. Rxb7 Qd5 31. Rb2 Qd4 32. f4 Re3 33. Qg4 Qxb2 0-1

[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2018.07.08"]
[Round "8"]
[White "Kalogridis, Themistoklis"]
[Black "Berdos, Konstantinos"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "1135"]
[BlackElo "1116"]
[PlyCount "47"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 exd5 8. Nd2 h6 9. Nb3 Qc7 10. Bh4 b6 11. Rc1 Be7 12. Bd3 0-0 13. 0-0 Bb7 14. Bb1 Rfe8 15. Qc2 Qd6 16. Bg3 Qe6 17. Ne2 Ba6 18. Nf4 Qe4 19. Qxc6 Rac8 20. Qa4 Rxc1 21. Rxc1 Nc5 22. Nxc5 Rc8 23. Bxe4 Nxe4 24. Qxa6 1-0

[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2018.07.07"]
[Round "7"]
[White "Berdos, Konstantinos"]
[Black "Kourmousis, Panagiotis"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1116"]
[PlyCount "97"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. d4 Nf6 5. dxe5 dxe5 6. Qxd8+ Kxd8 7. Nc3 Bb4 8. Be3 Nxe4 9. 0-0-0+ Nd6 10. Bxf7 Ke7 11. Bd5 Bg4 12. h3 Bxf3 13. gxf3 h6 14. Rhg1 Ne8 15. Rg6 Bd6 16. Ne4 Rd8 17. Nxd6 Rxd6 18. Bc5 Rf8 19. Bxd6+ cxd6 20. Re6+ Kd7 21. a3 Nd4 22. Rg6 b6 23. Rg2 Nxf3 24. Bb3 g5 25. Ba4+ Kc7 26. Rg3 Nd4 27. Re3 Kd8 28. c3 Rxf2 29. cxd4 h5 30. dxe5 g4 31. hxg4 hxg4 32. Rg3 Re2 33. Bxe8 Kxe8 34. exd6 Kd7 35. Rxg4 Re6 36. b4 Rxd6 37. Rxd6+ Kxd6 38. Kc2 a6 39. Kc3 b5 40. Rg6+ Kc7 41. Kd4 Kb7 42. Kc5 a5 43. bxa5 b4 44. axb4 Ka7 45. Kb5 Kb7 46. Rg7+ Kb8 47. Kc6 Ka8 48. Kb6 Kb8 49. Rg8# 1-0

[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2018.07.06"]
[Round "5"]
[White "Berdos, Konstantinos"]
[Black "Gavriilidis, Nikiforos"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "1116"]
[BlackElo "1052"]
[PlyCount "63"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Qd2 Ng4 8. Nxc6 bxc6 9. 0-0-0 Nxe3 10. Qxe3 0-0 11. f4 Qb6 12. Qd3 Rb8 13. b3 Qb4 14. Kb2 Ba6 15. Qg3 Bxf1 16. Rdxf1 Qxc3+ 17. Qxc3 Bxc3+ 18. Kxc3 d5 19. exd5 cxd5 20. Rd1 e6 21. Rd4 Rbc8+ 22. Kd3 Rc7 23. Rc1 Rfc8 24. c4 Kg7 25. g3 Kf6 26. g4 Rc6 27. h4 a5 28. a4 h5 29. g5+ Kf5 30. Ke3 Rb8 31. Rd3 dxc4 32. Rdc3 1/2-1/2

[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2018.07.06"]
[Round "6"]
[White "Mastrogiannopoulos, Christos Pan"]
[Black "Berdos, Konstantinos"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1010"]
[BlackElo "1116"]
[PlyCount "67"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. b4 Bb6 7. a4 a6 8. 0-0 0-0 9. Nbd2 Ne7 10. Bb3 Ng6 11. Nc4 Ba7 12. Re1 b5 13. axb5 axb5 14. Ne3 h6 15. Nd5 Nxd5 16. Bxd5 Bxf2+ 17. Kxf2 Rxa1 18. Qc2 Be6 19. Bxe6 fxe6 20. Kg1 Qa8 21. Kh1 Ra2 22. Qb1 Nf4 23. Bxf4 Rxf4 24. h3 Qa7 25. Rf1 Rf2 26. Qe1 Rxf1+ 27. Qxf1 Qe3 28. Kh2 g5 29. Kh1 h5 30. Qd1 g4 31. hxg4 hxg4 32. Nh2 Qg3 33. Qg1 Qxd3 34. g3 0-1

[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2018.07.05"]
[Round "4"]
[White "Poupalos, Nikolaos"]
[Black "Berdos, Konstantinos"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1188"]
[BlackElo "1116"]
[PlyCount "83"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. 0-0 d6 6. c3 0-0 7. h3 h6 8. Re1 Ne7 9. Nbd2 Ng6 10. Nf1 Qe7 11. Ng3 Be6 12. Bb5 c6 13. Ba4 b5 14. Bc2 Rfe8 15. d4 Bb6 16. a4 a6 17. Be3 Bd7 18. axb5 exd4 19. cxd4 axb5 20. Qd2 Bc7 21. b4 Qf8 22. Bd3 d5 23. e5 Nh7 24. Rec1 Ra4 25. Rxa4 bxa4 26. b5 a3 27. bxc6 Be6 28. Qa2 Rb8 29. Rb1 Rxb1+ 30. Qxb1 Qb8 31. Qxb8+ Bxb8 32. Bb1 Ne7 33. Bc1 Nxc6 34. Bxa3 Ba7 35. Bb2 Kf8 36. Bxh7 g6 37. Kf1 Ke7 38. Ke2 Kd7 39. Ke3 Kc7 40. Nh4 Na5 41. Bc3 Nc4+ 42. Ke2 1-0

[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2018.07.04"]
[Round "3"]
[White "Berdos, Konstantinos"]
[Black "Lafkas, Ioannis"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1116"]
[BlackElo "1086"]
[PlyCount "67"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Ne7 9. c4 a6 10. Nc3 Ng6 11. Be3 Be7 12. Qd2 Bf5 13. Be2 0-0 14. 0-0 Rc8 15. Rae1 Qd7 16. f4 exf4 17. Bxf4 Bf6 18. Bg3 Rfd8 19. Bxd6 Qxd6 20. Rxf5 Nh4 21. Rff1 Re8 22. Bd3 Be5 23. h3 Bh2+ 24. Kh1 Rxe1 25. Qxe1 Ng6 26. Qf2 f6 27. Ne4 Qe5 28. g3 Bxg3 29. Qxg3 Qxb2 30. Qd6 Qxa2 31. Qe6+ Kf8 32. Qxc8+ Kf7 33. Qd7+ Ne7 34. Nd6+ 1-0

[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2018.07.04"]
[Round "2"]
[White "Ouzounis, Konstantinos Kyr"]
[Black "Berdos, Konstantinos"]
[Result "1/2-1/2"]
[ECO "D02"]
[BlackElo "1116"]
[PlyCount "83"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. e3 e6 5. Be2 Bd6 6. Bg3 0-0 7. 0-0 Re8 8. Nbd2 Nc6 9. c3 Bxg3 10. hxg3 e5 11. dxe5 Nxe5 12. Qb3 b6 13. Nd4 Bd7 14. Bb5 Bxb5 15. Qxb5 a6 16. Qe2 c5 17. N4f3 Qe7 18. Rad1 Rad8 19. Rfe1 Neg4 20. Qxa6 Qe6 21. Ng5 Qf5 22. Ngf3 Qe6 23. Qe2 h6 24. c4 d4 25. e4 d3 26. Qf1 Qc6 27. b3 Nxe4 28. Nxe4 Rxe4 29. Rxd3 Rxd3 30. Qxd3 Rxe1+ 31. Nxe1 Qf6 32. Qf3 Qa1 33. Qe2 Ne5 34. Kh2 Qd4 35. Nf3 Nxf3+ 36. Qxf3 Qd8 37. Qd5 Qxd5 38. cxd5 Kf8 39. Kg1 Ke7 40. Kf1 Kd6 41. Ke2 Kxd5 42. Kd3 1/2-1/2

[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2018.07.03"]
[Round "1"]
[White "Berdos, Konstantinos"]
[Black "Hartofylakas, Spyros"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1116"]
[BlackElo "1466"]
[PlyCount "108"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. 0-0 Re8 7. Re1 h6 8. h3 Bb6 9. Nbd2 d6 10. Bb3 Be6 11. Nf1 Qd7 12. Bxe6 Rxe6 13. Ng3 d5 14. Qe2 Rd8 15. Nf5 dxe4 16. dxe4 Qd3 17. Qxd3 Rxd3 18. Be3 Bxe3 19. Nxe3 Nxe4 20. Nc4 f5 21. Re2 Kf7 22. Ne1 Rd7 23. f3 Nd6 24. Rd1 Ke7 25. Red2 Nb8 26. Nxd6 Rexd6 27. Rxd6 Rxd6 28. Rc1 Rd2 29. Rc2 Rxc2 30. Nxc2 Nc6 31. Kf2 f4 32. Ke2 Ke6 33. Kd3 Kf5 34. Na3 g5 35. Nb5 Kg6 36. Ke2 Kh5 37. Kf2 Kh4 38. Nxc7 h5 39. Ne6 g4 40. hxg4 hxg4 41. fxg4 Kxg4 42. Nc5 b6 43. Ne4 Ne7 44. g3 Nd5 45. gxf4 exf4 46. Nd2 Ne3 47. Ke2 Nf5 48. Kf2 Ne3 49. Ke2 Kg3 50. Ne4+ Kg2 51. Ng5 Nf5 52. Ne4 Ng3+ 53. Nxg3 fxg3 54. b3 Kh2 0-1

