[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.09.02"]
[Round "8"]
[White "Sidiropoulos, Vasilis"]
[Black "Diamantis, Thrasyvoulos"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "1560"]
[PlyCount "103"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. Bb5 Bd7 6. exd5 Nxd4 7. Bxd7+ Qxd7 8. Nxd4 cxd4 9. Nf3 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 Qxd5 12. Qxd4 Qxd4 13. Nxd4 a6 14. 0-0-0 Ne7 15. Rhe1 Rd8 16. Nb3 Nc6 17. Nc5 Rb8 18. Rd6 0-0 19. Nxb7 Nb4 20. Rb6 Nd5 21. Rb3 Rfe8 22. Nc5 Rxb3 23. axb3 Nc7 24. Na4 g5 25. Re5 f6 26. Rc5 Re7 27. Rc6 Kf7 28. Nc5 f5 29. c3 h5 30. Kc2 Kf6 31. Nxa6 Nxa6 32. Rxa6 Rd7 33. b4 f4 34. g3 Kf5 35. Ra5+ Rd5 36. Rxd5+ exd5 37. b5 fxg3 38. fxg3 Ke6 39. Kd3 Kd6 40. Kd4 h4 41. gxh4 gxh4 42. b3 h3 43. c4 Kc7 44. c5 Kb7 45. Kxd5 Kc7 46. b6+ Kb8 47. Kc6 Kc8 48. Kb5 Kb8 49. c6 Kc8 50. Ka6 Kb8 51. c7+ Ka8 52. b7# 1-0

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.09.01"]
[Round "7"]
[White "Christodoulou, Panormitis"]
[Black "Diamantis, Thrasyvoulos"]
[Result "1-0"]
[ECO "C12"]
[WhiteElo "1698"]
[PlyCount "37"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 g6 9. Nf3 Nxd2 10. Kxd2 Nc6 11. Bd3 Ne7 12. h4 Kd7 13. Rab1 a6 14. c4 Qg8 15. cxd5 Nxd5 16. c4 Nb6 17. d5 Ke7 18. d6+ Kd7 19. dxc7 1-0

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.08.31"]
[Round "5"]
[White "Diamantis, Thrasyvoulos"]
[Black "Kostelidou, Despoina"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1396"]
[PlyCount "56"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 a6 6. Bd3 Bg4 7. h3 Bh5 8. Ne4 Nxe4 9. Bxe4 Nd7 10. c3 c6 11. Qe2 e6 12. 0-0 Be7 13. g4 Bg6 14. Bxg6 hxg6 15. Bg5 0-0-0 16. Bxe7 Qxe7 17. Kg2 Nf6 18. a4 Nd5 19. Qe4 f5 20. gxf5 gxf5 21. Qe5 g5 22. Rh1 Rdg8 23. Rag1 Nf4+ 24. Kg3 Rh6 25. Nd2 Rgh8 26. f3 Rxh3+ 27. Rxh3 Rxh3+ 28. Kf2 Nd3+ 0-1

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.08.31"]
[Round "6"]
[White "Diamantis, Thrasyvoulos"]
[Black "Koutsourakis, Ioannis"]
[Result "0-1"]
[ECO "B40"]
[BlackElo "1756"]
[PlyCount "39"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. b3 Nc6 3. Nf3 e6 4. c4 d6 5. Bb2 e5 6. Be2 g6 7. h3 Bg7 8. 0-0 g5 9. Nh2 Nf6 10. g4 Nxe4 11. f3 Ng3 12. Re1 Nxe2+ 13. Rxe2 h5 14. Kg2 hxg4 15. fxg4 Be6 16. Nc3 Nd4 17. Rf2 f5 18. Qb1 Qd7 19. gxf5 Bxf5 20. Rxf5 0-1

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.08.30"]
[Round "4"]
[White "Papadimitrakis, Georgios"]
[Black "Diamantis, Thrasyvoulos"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "1475"]
[PlyCount "72"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 dxc4 6. Bxc4 Ne7 7. h3 Bf5 8. Qb3 0-0 9. Qxb7 Nbc6 10. a3 a6 11. Qb3 Na5 12. Qc3 Nxc4 13. Qxc4 Be6 14. Qd3 Bf5 15. Qd1 Nd5 16. Nc3 Re8+ 17. Ne2 Qe7 18. Ne5 Bxe5 19. dxe5 Qxe5 20. 0-0 Rad8 21. Nd4 Nf6 22. Be3 c5 23. Nf3 Rxd1 24. Nxe5 Rxf1+ 25. Kxf1 Rxe5 26. Rc1 Bd3+ 27. Kg1 h6 28. Bxc5 Re2 29. Rd1 Ne4 30. Bd4 Bb5 31. b3 Nd2 32. b4 Nb3 33. Bc3 f6 34. Rb1 Nd2 35. Ra1 Bd3 36. Rd1 Ne4 1/2-1/2

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.08.29"]
[Round "2"]
[White "Diamantis, Thrasyvoulos"]
[Black "Koukouves, Vlasios"]
[Result "0-1"]
[ECO "C44"]
[BlackElo "1631"]
[PlyCount "44"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. a3 d5 5. Qe2 dxe4 6. dxe4 Bg4 7. Nbd2 a6 8. c3 Bc5 9. h3 Be6 10. b4 Bb6 11. Bb2 Qd7 12. Nc4 Bxc4 13. Qxc4 0-0 14. Rd1 Qe7 15. Be2 Rad8 16. 0-0 Nh5 17. g3 Nxg3 18. Rfe1 Qf6 19. Kg2 Nh5 20. Bc1 Ne7 21. Ng5 Qxf2+ 22. Kh1 Ng3# 0-1

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.08.28"]
[Round "1"]
[White "Bairamian, Artur"]
[Black "Diamantis, Thrasyvoulos"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1836"]
[PlyCount "55"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 e6 2. g3 d5 3. d4 c5 4. c3 Nc6 5. Bg2 Nf6 6. 0-0 Qb6 7. b3 cxd4 8. Nxd4 Be7 9. Nxc6 Qxc6 10. Bb2 0-0 11. c4 Rd8 12. Nc3 Ne4 13. Qc2 Nxc3 14. Bxc3 Qc5 15. cxd5 exd5 16. Rac1 Be6 17. Rfd1 Rac8 18. Qd2 b6 19. Bxg7 Qxc1 20. Rxc1 Rxc1+ 21. Qxc1 Kxg7 22. Qc7 Rd7 23. Qc2 Bc5 24. Qd2 Kg6 25. h4 f6 26. b4 Bf8 27. Qc2+ Bf5 28. h5+ 1-0

