[Event "GRE-ch U20"]
[Site "Trikala"]
[Date "2023.04.24"]
[Round "9"]
[White "Kountrias, Kosmas Ioannis"]
[Black "Mavridis, Athanasios"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "1417"]
[BlackElo "1756"]
[PlyCount "74"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. g3 d5 4. exd5 Qxd5 5. Bg2 Qe4+ 6. Qe2 Qxe2+ 7. Kxe2 Bg4 8. c3 0-0-0 9. h3 Bh5 10. d3 f5 11. Re1 e5 12. Kf1 Bd6 13. Nbd2 Nf6 14. Nc4 Rhe8 15. Be3 Bf8 16. Bg5 h6 17. Bxf6 gxf6 18. Nh4 Rxd3 19. Nxf5 Kc7 20. Be4 Rd7 21. g4 Bf7 22. Nce3 b5 23. b3 Red8 24. Rad1 Ne7 25. Nxe7 Bxe7 26. Ke2 c4 27. b4 Bf8 28. Rxd7+ Rxd7 29. Rd1 Rxd1 30. Kxd1 Kd6 31. Ke2 h5 32. f3 Kd7 33. Bf5+ Kd6 34. Be4 Kd7 35. Bd5 Bg6 36. Nf5 Bxf5 37. gxf5 Bh6 1/2-1/2

[Event "GRE-ch U20"]
[Site "Trikala"]
[Date "2023.04.22"]
[Round "7"]
[White "Mavridis, Athanasios"]
[Black "Kyriazidis, Theofylaktos"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1756"]
[BlackElo "1446"]
[PlyCount "106"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. d5 Nd7 4. Nc3 Ngf6 5. g3 Be7 6. Bg2 a5 7. Nf3 Nc5 8. 0-0 0-0 9. Qc2 h6 10. Nh4 Re8 11. e4 Kh7 12. f4 Nfd7 13. Nf3 Bf6 14. g4 g6 15. g5 hxg5 16. fxg5 Be7 17. Qf2 Rh8 18. Nh4 Rf8 19. Qg3 Qe8 20. Nf5 Rh8 21. Nh6 f6 22. Bh3 Rf8 23. Qh4 Rh8 24. Be6 Kg7 25. Qg4 Nxe6 26. Qxe6 Rf8 27. Qg4 Qd8 28. h4 fxg5 29. Bxg5 Nf6 30. Qg3 Nh5 31. Qe3 Bxg5 32. Qxg5 Qxg5+ 33. hxg5 Nf4 34. Kh2 Bd7 35. Kg3 Rh8 36. Rf3 Rh7 37. Raf1 Rah8 38. b3 Rxh6 39. gxh6+ Rxh6 40. Rxf4 Rh3+ 41. Kg2 exf4 42. Nb5 f3+ 43. Kf2 g5 44. Nxc7 g4 45. c5 Kf6 46. cxd6 Ke5 47. Ne6 Bxe6 48. dxe6 Kxd6 49. Rg1 Rh2+ 50. Ke3 f2 51. Rd1+ Kxe6 52. Kf4 Rg2 53. Rf1 g3 0-1

[Event "GRE-ch U20"]
[Site "Trikala"]
[Date "2023.04.21"]
[Round "5"]
[White "Mihailidou, Magdalini"]
[Black "Mavridis, Athanasios"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "1852"]
[BlackElo "1756"]
[PlyCount "37"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Ng4 7. Bg5 Qb6 8. Bb5 Bd7 9. 0-0 h6 10. Be3 Nxe3 11. fxe3 a6 12. Nd5 Qa5 13. b4 Qd8 14. Bxc6 bxc6 15. Qf3 Qb8 16. Qxf7+ Kd8 17. Nf4 Kc7 18. Ng6 Be8 19. Qc4 1-0

[Event "GRE-ch U20"]
[Site "Trikala"]
[Date "2023.04.21"]
[Round "6"]
[White "Tsarsitalidis, Konstantinos"]
[Black "Mavridis, Athanasios"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "2137"]
[BlackElo "1756"]
[PlyCount "47"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Ng4 7. Bb5 Bd7 8. Nxc6 Nxe3 9. Nxd8 Nxd1 10. Bxd7+ Kxd8 11. Rxd1 Kxd7 12. e5 Kc6 13. exd6 exd6 14. 0-0 Re8 15. Rd3 h5 16. Rfd1 Rh6 17. Nd5 Kd7 18. Rf3 f6 19. Ra3 a6 20. Rc3 Rb8 21. Re1 Rh8 22. Rc7+ Kd8 23. Rf7 Rc8 24. Rxb7 1-0

[Event "GRE-ch U20"]
[Site "Trikala"]
[Date "2023.04.20"]
[Round "4"]
[White "Mavridis, Athanasios"]
[Black "Ouzounis, Konstantinos Kyr"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "1756"]
[BlackElo "1590"]
[PlyCount "169"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 e6 5. g3 Nbd7 6. Bg2 Bd6 7. 0-0 0-0 8. Nc3 b6 9. e4 Nxe4 10. Nxe4 dxe4 11. Ng5 Nf6 12. Nxe4 Nxe4 13. Bxe4 Qc7 14. Qc2 f5 15. Bg2 e5 16. c5 bxc5 17. dxe5 Bxe5 18. Qxc5 Bb7 19. Bg5 h6 20. Rfe1 Rae8 21. Be3 a6 22. Rac1 Bd6 23. Qc4+ Kh8 24. Bxc6 Rc8 25. Bd5 Qa5 26. Qd3 Bxd5 27. Red1 Bf3 28. Rxc8 Rxc8 29. Bd2 Qxa2 30. Qxf3 Qxb2 31. Qxf5 Rf8 32. Qd5 Qf6 33. Be3 Bb4 34. h4 a5 35. Qd7 Qf5 36. Qa7 Kg8 37. Rd7 Bc3 38. Qc7 Bf6 39. Qc4+ Kh8 40. Rd5 Qb1+ 41. Kh2 Qb4 42. Qc6 Qe1 43. Qd6 Rd8 44. Qc6 Rxd5 45. Qxd5 Qb4 46. Qe6 a4 47. Bxh6 Qb3 48. Qe8+ Kh7 49. h5 Qc2 50. Be3 a3 51. h6 a2 52. hxg7 Kxg7 53. Qd7+ Kg6 54. Qe8+ Kg7 55. Qd7+ Kg6 56. Qg4+ Kf7 57. Qh5+ Ke7 58. Bc5+ Ke6 59. Qe8+ Kf5 60. Qd7+ Kg6 61. Qe8+ Kf5 62. Qc8+ Kg6 63. Qg8+ Bg7 64. Bd4 Qc7 65. Bxg7 Qxg7 66. Qxa2 Qh7+ 67. Kg1 Qb7 68. Qe6+ Kg7 69. Qe3 Kh7 70. f3 Qb1+ 71. Kg2 Kg7 72. Qe7+ Kg8 73. g4 Qb2+ 74. Kg3 Qb8+ 75. f4 Qb3+ 76. Kh4 Qd1 77. Kg5 Qd2 78. Kg6 Qc2+ 79. f5 Qc6+ 80. Qe6+ Qxe6+ 81. fxe6 Kf8 82. Kf6 Ke8 83. e7 Kd7 84. Kf7 Kd6 85. e8Q 1-0

[Event "GRE-ch U20"]
[Site "Trikala"]
[Date "2023.04.19"]
[Round "3"]
[White "Makropoulos, Andreas"]
[Black "Mavridis, Athanasios"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1244"]
[BlackElo "1756"]
[PlyCount "34"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 d5 4. Nf3 Nc6 5. Bb5 Nf6 6. e5 Nd7 7. Bxc6 bxc6 8. d4 Ba6 9. Ne2 cxd4 10. Nexd4 Qb6 11. c3 Nc5 12. Ng5 Nd3+ 13. Kd2 Nf2 14. Qh5 g6 15. Qh4 Nxh1 16. Ngxe6 c5 17. Nxf8 cxd4 0-1

[Event "GRE-ch U20"]
[Site "Trikala"]
[Date "2023.04.19"]
[Round "2"]
[White "Mavridis, Athanasios"]
[Black "Stamatiou, Rodolfos"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1756"]
[BlackElo "2116"]
[PlyCount "62"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 0-0 6. 0-0 c6 7. Bf4 dxc4 8. Ne5 Nd5 9. Nxc4 Nxf4 10. gxf4 Nd7 11. Nc3 Nb6 12. b3 Nd5 13. Qc1 Bb4 14. Nd1 Qc7 15. e3 Rd8 16. a3 Bf8 17. Ne5 f6 18. Nd3 b6 19. Nc3 Ba6 20. Rd1 Rac8 21. b4 Qf7 22. Qd2 Qg6 23. Ne4 Ne7 24. Rac1 Nf5 25. Ng3 c5 26. bxc5 bxc5 27. Nxc5 Nxg3 28. hxg3 Bxc5 29. Qa5 Be2 30. Re1 Bb6 31. Qd2 Bb5 0-1

