[Event "GRE-ch 72nd"]
[Site "Athens"]
[Date "2023.12.09"]
[Round "9"]
[White "Alexakis, Dimitris"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2458"]
[BlackElo "2238"]
[PlyCount "130"]
[EventDate "2023.12.01"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GRE"]
[EventCategory "6"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 d6 8. a4 Rb8 9. d4 Bb6 10. a5 Ba7 11. h3 Bb7 12. Be3 Nxe4 13. Re1 exd4 14. cxd4 d5 15. Nc3 Ne7 16. Ng5 Nf6 17. Bc2 0-0 18. Qd3 Ng6 19. h4 Re8 20. g3 Qd6 21. Ne2 c5 22. Rad1 Rbd8 23. Qc3 c4 24. Nf4 Ne4 25. Bxe4 dxe4 26. Nxg6 Qxg6 27. d5 Bb8 28. Kh2 Qh5 29. b3 cxb3 30. Qxb3 h6 31. Nh3 Rxd5 32. Bf4 Red8 33. Rxd5 Bxd5 34. Qe3 Qf5 35. Qb6 Qc8 36. Rd1 e3 37. Qxe3 Bb7 38. Rc1 Qd7 39. Bxb8 Rxb8 40. Nf4 Rc8 41. Re1 Qc7 42. Qd4 Rd8 43. Qe3 Qxa5 44. h5 Qc7 45. g4 Bc6 46. Rc1 Qd6 47. Qg3 Qf6 48. Nh3 Rd2 49. g5 Qd6 50. g6 Qxg3+ 51. Kxg3 Rd6 52. Nf4 Kf8 53. Ra1 Bd7 54. Rc1 Ke7 55. Rc7 fxg6 56. hxg6 a5 57. Kf3 Kf6 58. Ke3 a4 59. Ra7 Be8 60. Rb7 Ra6 61. Nd5+ Kxg6 62. Nc7 Bc6 63. Rb8 Ra7 64. Nxb5 Bxb5 65. Rxb5 a3 0-1

[Event "GRE-ch 72nd"]
[Site "Athens"]
[Date "2023.12.08"]
[Round "8"]
[White "Papakonstantinou, Dimitrios"]
[Black "Trimitzios, Petros"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2238"]
[BlackElo "2268"]
[PlyCount "104"]
[EventDate "2023.12.01"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GRE"]
[EventCategory "6"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. Be2 e6 7. 0-0 Bb4 8. e5 Nfd7 9. Qg4 Bf8 10. f4 h5 11. Qg3 g6 12. a3 Be7 13. Kh1 a6 14. b4 Nb6 15. Bd3 Bh4 16. Qf3 N8d7 17. a4 a5 18. bxa5 Rxa5 19. Ba3 Be7 20. Rfb1 Qc7 21. Bb4 Bxb4 22. Rxb4 Nc8 23. Nd1 Ne7 24. Rab1 b6 25. c4 Kf8 26. cxd5 Nxd5 27. Rc4 Kg7 28. Nf2 Nc5 29. Bc2 Rha8 30. Rc1 Nxa4 31. Bxa4 Rxa4 32. Rxc6 Qe7 33. f5 gxf5 34. Qxh5 Qh4 35. Qxh4 Rxh4 36. Nd1 Rd4 37. Ne3 Rxd2 38. Nxd5 Rxd5 39. Rxb6 Rxe5 40. Rb7 f4 41. Rb4 Rf5 42. Rf1 e5 43. g3 Ra3 44. gxf4 Rxh3+ 45. Kg2 Rh4 46. Rb5 f6 47. fxe5 Rg5+ 48. Kf3 fxe5 49. Ke3 Kg6 50. Rb6+ Kh5 51. Rb8 Rg3+ 52. Rf3 Rxf3+ 1/2-1/2

[Event "GRE-ch 72nd"]
[Site "Athens"]
[Date "2023.12.07"]
[Round "7"]
[White "Krallis, Christos"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2339"]
[BlackElo "2238"]
[PlyCount "124"]
[EventDate "2023.12.01"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GRE"]
[EventCategory "6"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c6 3. g3 d5 4. Bg2 Bf5 5. 0-0 e6 6. d3 h6 7. Qb3 Qb6 8. Nc3 Be7 9. Be3 Qa6 10. a4 0-0 11. a5 Nbd7 12. Nd4 Bh7 13. cxd5 exd5 14. Nc2 Rac8 15. Bh3 Rfe8 16. Bd4 Rcd8 17. Bg2 Bg6 18. Rfe1 Nh7 19. Nb4 Bxb4 20. Qxb4 Ng5 21. Na4 Ne6 22. Be3 Ndf8 23. Nc5 Nxc5 24. Qxc5 d4 25. Bd2 f6 26. Qc4+ Qxc4 27. dxc4 a6 28. b4 Bf7 29. Rac1 Re7 30. g4 Nd7 31. f4 Be6 32. e3 d3 33. h3 f5 34. gxf5 Bxf5 35. e4 Bh7 36. e5 Nf8 37. b5 cxb5 38. cxb5 axb5 39. Rb1 Rc7 40. e6 Re8 41. Bd5 Kh8 42. Bb3 Ng6 43. Bd1 Rc4 44. Rxb5 Nxf4 45. Bb3 Rd4 46. Rxb7 Ne2+ 47. Kh2 Bf5 48. e7 Re4 49. Bd5 R4xe7 50. a6 Re5 51. a7 Rxd5 52. Rb8 Rdd8 53. a8Q Rxb8 54. Qa5 Be4 55. Rf1 Ra8 56. Qh5 Re6 57. Qg4 Rae8 58. Rf2 Kh7 59. h4 Rg6 60. Qd7 Re5 61. Qd8 Rf5 62. Rxf5 Rg2+ 0-1

[Event "GRE-ch 72nd"]
[Site "Athens"]
[Date "2023.12.06"]
[Round "6"]
[White "Papakonstantinou, Dimitrios"]
[Black "Patrelakis, Evaggelos"]
[Result "0-1"]
[ECO "B68"]
[WhiteElo "2238"]
[BlackElo "2409"]
[PlyCount "106"]
[EventDate "2023.12.01"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GRE"]
[EventCategory "6"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f4 Be7 10. Kb1 h6 11. Bxf6 Bxf6 12. Nf3 Be7 13. e5 d5 14. f5 Qc7 15. Qf4 0-0-0 16. Bd3 Kb8 17. Qg3 Rhg8 18. Rhf1 Bb4 19. Ne2 exf5 20. Ned4 Nxd4 21. Nxd4 g6 22. Qf4 Bc5 23. Nb3 Bb6 24. Rde1 Rh8 25. c3 g5 26. Qd2 f4 27. Nd4 Rhe8 28. g3 Bh3 29. Rf3 Bg4 30. Rff1 fxg3 31. hxg3 Rxe5 32. Rxe5 Qxe5 33. Rxf7 Bc8 34. Qf2 Bc7 35. Bxa6 Qxg3 36. Qe2 Qd6 37. Bd3 Bd7 38. a3 g4 39. Ka2 g3 40. Bb5 Bc8 41. Qf3 Qg6 42. Bd3 Qg4 43. Qf6 Qg5 44. Qxg5 hxg5 45. Rg7 Bf4 46. Bf1 Rh8 47. Bg2 Rh2 48. Bxd5 g2 49. Ne2 Bg4 50. Nxf4 g1Q 51. Rxb7+ Kc8 52. Ng6 Bd7 53. Ne5 Be6 0-1

[Event "GRE-ch 72nd"]
[Site "Athens"]
[Date "2023.12.05"]
[Round "5"]
[White "Papakonstantinou, Dimitrios"]
[Black "Kourkoulos Arditis, Stamatis"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2238"]
[BlackElo "2543"]
[PlyCount "98"]
[EventDate "2023.12.01"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GRE"]
[EventCategory "6"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. Nf3 Bb4+ 6. c3 Bc5 7. Be2 h6 8. 0-0 Nge7 9. Qc2 0-0 10. b4 Bb6 11. Bb2 Ng6 12. b5 Nce5 13. c4 Nxf3+ 14. Bxf3 Qg5 15. g3 d6 16. Qd2 Ne5 17. Be2 Bh3 18. Rc1 Qf6 19. Qf4 Qxf4 20. gxf4 Ng6 21. f5 Nf4 22. Bf1 Rfe8 23. Nd2 Bxf1 24. Rxf1 Nd3 25. Bc3 g6 26. Kg2 gxf5 27. Kf3 Ne5+ 28. Kf4 f6 29. Kxf5 Kf7 30. f4 Ng6 31. Kg4 Rg8 32. Rae1 a6 33. a4 axb5 34. axb5 Ra3 35. Nb1 Ra2 36. Nd2 Ne5+ 37. Kf5 Nd3 38. Ra1 Rc2 39. Ra3 Bc5 40. Rb3 Nc1 41. Rxc1 Rxc1 42. Bxf6 Rc2 43. Rd3 Bb4 44. Nf3 Rxc4 45. Ne5+ dxe5 46. Rd7+ Ke8 47. Rd8+ Kf7 48. Rd7+ Ke8 49. Rd8+ Kf7 1/2-1/2

[Event "GRE-ch 72nd"]
[Site "Athens"]
[Date "2023.12.04"]
[Round "4"]
[White "Kotronias, Vasilios"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2440"]
[BlackElo "2238"]
[PlyCount "73"]
[EventDate "2023.12.01"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GRE"]
[EventCategory "6"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 d6 8. d4 Bb6 9. Be3 0-0 10. Nbd2 Re8 11. Re1 h6 12. h3 Rb8 13. a3 Bb7 14. Bc2 exd4 15. cxd4 Ne7 16. Qb1 Ng6 17. b3 Re7 18. Nh2 Qd7 19. Nhf1 Nh5 20. Qd1 Nhf4 21. Ng3 Rbe8 22. Qf3 Nxg2 23. Qxg2 Nh4 24. Qf1 f5 25. f4 fxe4 26. Kh2 Bd5 27. Qf2 c5 28. dxc5 dxc5 29. Rad1 Qc6 30. Bxe4 Bxe4 31. Ndxe4 Bc7 32. Rc1 Rxe4 33. Nxe4 g5 34. Nd2 Rxe3 35. Rxe3 Bxf4+ 36. Rg3 Nf5 37. Qxf4 1-0

[Event "GRE-ch 72nd"]
[Site "Athens"]
[Date "2023.12.03"]
[Round "3"]
[White "Papakonstantinou, Dimitrios"]
[Black "Tsaknakis, Zisis"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2238"]
[BlackElo "2279"]
[PlyCount "64"]
[EventDate "2023.12.01"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GRE"]
[EventCategory "6"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nf3 Be7 8. g4 h6 9. Rg1 b5 10. g5 hxg5 11. Nxg5 Bb7 12. a4 b4 13. Nd5 Nxd5 14. exd5 Nd7 15. Be3 Qa5 16. Nxf7 Kxf7 17. Qg4 Ke8 18. Qg6+ Kd8 19. Qxg7 Bf6 20. Bg5 Kc7 21. Bxf6 Rhg8 22. Qxg8 Rxg8 23. Rxg8 Nxf6 24. Rg7+ Kb8 25. Rd1 b3+ 26. c3 Qxa4 27. Bg2 Bxd5 28. Rxd5 Nxd5 29. Bxd5 Qa1+ 30. Ke2 Qxb2+ 31. Kd3 Qc2+ 32. Kc4 Qe2+ 0-1

[Event "GRE-ch 72nd"]
[Site "Athens"]
[Date "2023.12.02"]
[Round "2"]
[White "Kalogeris, Ioannis"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "A54"]
[WhiteElo "2427"]
[BlackElo "2238"]
[PlyCount "67"]
[EventDate "2023.12.01"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GRE"]
[EventCategory "6"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nf3 Nc6 4. Nc3 g6 5. d5 Nce7 6. e4 Bg7 7. c5 Nf6 8. cxd6 cxd6 9. Qa4+ Kf8 10. h3 h5 11. Qa3 Bh6 12. Nd2 a6 13. Qb4 Kg7 14. a4 Qc7 15. Nc4 Rd8 16. a5 Rb8 17. Bd3 Bxc1 18. Rxc1 g5 19. Na4 Ng6 20. Kd2 Qe7 21. Ne3 Bd7 22. Nb6 Nf4 23. Bf1 Ne8 24. g3 Ng6 25. Be2 h4 26. Nf5+ Bxf5 27. exf5 hxg3 28. fxg6 gxf2 29. gxf7 Nf6 30. Rhf1 Qxf7 31. Rxf2 Qg6 32. Rc7+ Kh8 33. Bd3 e4 34. Qd4 1-0

[Event "GRE-ch 72nd"]
[Site "Athens"]
[Date "2023.12.01"]
[Round "1"]
[White "Papakonstantinou, Dimitrios"]
[Black "Mitsis, Georgios"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2238"]
[BlackElo "2385"]
[PlyCount "90"]
[EventDate "2023.12.01"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GRE"]
[EventCategory "6"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. c3 Bg7 12. Bd3 Be6 13. Qh5 b4 14. cxb4 Nd4 15. 0-0 Bxd5 16. exd5 e4 17. Rfe1 0-0 18. Bf1 Rb8 19. Rac1 Rxb4 20. b3 Qa5 21. Nc2 Nxc2 22. Rxc2 Rd4 23. Rec1 Qxd5 24. Rc8 Qe6 25. Bxa6 Qg6 26. Qh4 Bf6 27. Qg3 Be5 28. Qh4 Rxc8 29. Rxc8+ Kg7 30. g3 Bf6 31. Qh3 Rd1+ 32. Bf1 Rd2 33. a4 Bd4 34. a5 Bxf2+ 35. Kh1 f4 36. a6 Rb2 37. Re8 Rc2 38. Qh4 Be3 39. a7 Bxa7 40. Qxf4 Rf2 41. Qc1 Bd4 42. Ra8 e3 43. Re8 Qf5 44. Bg2 Ra2 45. Ra8 Rxg2 0-1

[Event "GRE-chT 49th"]
[Site "Thessaloniki"]
[Date "2022.08.16"]
[Round "6"]
[White "Papakonstantinou, Dimitrios"]
[Black "Vlassis, Georgios"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2206"]
[BlackElo "1974"]
[PlyCount "91"]
[EventDate "2022.08.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Eso Papafe Chronikon"]
[BlackTeam "Thessaloniki Sach"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 g6 6. 0-0 Bg7 7. Nb3 Nc6 8. c4 Nge7 9. Nc3 0-0 10. Bg5 h6 11. Bh4 g5 12. Bg3 Ne5 13. Qd2 N7g6 14. Rfd1 b6 15. Bf1 Bb7 16. Nd4 Rc8 17. b3 Qe7 18. Rac1 Kh7 19. f3 Rfd8 20. Bf2 d6 21. Na4 Qc7 22. Ne2 Nh4 23. Qe3 Bc6 24. Nxb6 Rb8 25. Nc3 f5 26. Nba4 f4 27. Qe2 Be8 28. c5 Qf7 29. cxd6 Qh5 30. h3 Nhxf3+ 31. gxf3 Nxf3+ 32. Kh1 g4 33. Nc5 Be5 34. Nxe6 Rxd6 35. Rxd6 Bxd6 36. Nd5 Be5 37. Nexf4 Qg5 38. Be3 Bb5 39. Qf2 Bxf1 40. Rxf1 Rg8 41. hxg4 Nh4 42. Nh5 Qg6 43. Nhf6+ Kg7 44. Qxh4 Rf8 45. Nh5+ Kh7 46. Qe7+ 1-0

[Event "GRE-chT 49th"]
[Site "Thessaloniki"]
[Date "2022.08.15"]
[Round "5"]
[White "Themelis, Georgios"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "C76"]
[WhiteElo "1926"]
[BlackElo "2206"]
[PlyCount "181"]
[EventDate "2022.08.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Kalamarias"]
[BlackTeam "Eso Papafe Chronikon"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. 0-0 Bg7 6. c3 d6 7. d4 Bd7 8. d5 Nb8 9. Bxd7+ Nxd7 10. c4 Ngf6 11. Nc3 0-0 12. Qc2 h6 13. Ne1 Nh5 14. Nd3 f5 15. f3 Qe7 16. Be3 Ndf6 17. b4 c6 18. c5 fxe4 19. cxd6 Qxd6 20. fxe4 Rfe8 21. Nc5 cxd5 22. exd5 e4 23. Qd1 b6 24. Ne6 Rac8 25. Nxg7 Nxg7 26. Rc1 Nf5 27. Bd4 Rc4 28. Nxe4 Rxc1 29. Nxf6+ Qxf6 30. Bxf6 Rxd1 31. Rxd1 Kf7 32. Bc3 Re3 33. Be1 Re2 34. Bf2 Ke7 35. g4 Ne3 36. Rd4 Nc2 37. Rc4 b5 38. Rc6 Kf7 39. Rc7+ Ke8 40. d6 Rd2 41. d7+ Ke7 42. Bb6 Ne1 43. d8Q+ Kxd8 44. Rc1+ Kd7 45. Rxe1 Rxa2 46. Rf1 Ke6 47. Rf2 Ra4 48. Ba5 Ra1+ 49. Kg2 Rb1 50. Kf3 g5 51. Rc2 Kd5 52. Rd2+ Ke6 53. Ke4 Rc1 54. Bb6 Rc4+ 55. Rd4 Rc2 56. Bc5 Re2+ 57. Kf3 Rxh2 58. Rd6+ Ke5 59. Rxa6 Rh3+ 60. Kg2 Rh4 61. Kg3 Kd5 62. Rg6 Rh1 63. Bf8 Rb1 64. Bxh6 Rb3+ 65. Kf2 Rb2+ 66. Ke3 Rb3+ 67. Kd2 Rxb4 68. Rxg5+ Ke4 69. Rg8 Rb3 70. g5 Kf5 71. Rf8+ Kg6 72. Rf6+ Kh5 73. Rb6 Rb1 74. Kc3 Rg1 75. Rxb5 Rg4 76. Rd5 Kg6 77. Rd4 Rg1 78. Kc4 Rg2 79. Kd5 Re2 80. Re4 Ra2 81. Re6+ Kh5 82. Ke5 Rf2 83. Kd6 Rf1 84. Ke7 Rf2 85. Rf6 Ra2 86. Kf7 Ra7+ 87. Kg8 Ra8+ 88. Kg7 Ra7+ 89. Rf7 Ra6 90. Kh7 Rb6 91. g6 1-0

[Event "GRE-chT 49th"]
[Site "Thessaloniki"]
[Date "2022.08.14"]
[Round "4"]
[White "Papakonstantinou, Dimitrios"]
[Black "Ladopoulos, Dimitrios"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2206"]
[BlackElo "2335"]
[PlyCount "55"]
[EventDate "2022.08.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Eso Papafe Chronikon"]
[BlackTeam "Asos Rodou Hippotis"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Bc5 9. Qd2 0-0 10. 0-0-0 a6 11. Kb1 Bxd4 12. Bxd4 b5 13. h4 b4 14. Na4 Qa5 15. b3 Nxd4 16. Qxd4 Bb7 17. f5 f6 18. fxe6 fxe5 19. Qb2 Nf6 20. Qxe5 Bc6 21. Bd3 Bxa4 22. bxa4 Qxa4 23. h5 Qc6 24. h6 g6 25. Rhf1 Qc3 26. Qg5 Ra7 27. Rf3 Qd4 28. Rdf1 1-0

[Event "GRE-chT 49th"]
[Site "Thessaloniki"]
[Date "2022.08.13"]
[Round "2"]
[White "Gouloutis, Nikolaos"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2362"]
[BlackElo "2206"]
[PlyCount "73"]
[EventDate "2022.08.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Thessaloniki Aris"]
[BlackTeam "Eso Papafe Chronikon"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. d4 Nf6 2. Nf3 g6 3. Nbd2 d5 4. b4 Bg7 5. e3 0-0 6. c4 c6 7. a4 Bf5 8. Qb3 Nbd7 9. Bb2 h6 10. h3 e6 11. Be2 g5 12. Rc1 Ne4 13. Nxe4 Bxe4 14. 0-0 Kh8 15. Nd2 Bh7 16. b5 Rg8 17. Ba3 Bg6 18. cxd5 cxd5 19. Bd6 Nf6 20. Bc7 Qe7 21. Rc3 h5 22. Rfc1 g4 23. hxg4 Nxg4 24. Bf4 Qf6 25. Bxg4 hxg4 26. Rc7 b6 27. R1c6 Qf5 28. Nf1 Bxd4 29. exd4 Qxf4 30. Qe3 Qxe3 31. Nxe3 g3 32. fxg3 a6 33. a5 axb5 34. axb6 Ra1+ 35. Kh2 Kg7 36. Rc8 Ra8 37. b7 1-0

[Event "GRE-chT 49th"]
[Site "Thessaloniki"]
[Date "2022.08.13"]
[Round "3"]
[White "Sechlidis, Savvas"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "1988"]
[BlackElo "2206"]
[PlyCount "54"]
[EventDate "2022.08.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Xanthis"]
[BlackTeam "Eso Papafe Chronikon"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 0-0 5. Bg2 d6 6. d4 Nbd7 7. 0-0 e5 8. dxe5 Ng4 9. Nbd2 Ngxe5 10. Qc1 Re8 11. e3 Qe7 12. a4 h5 13. Nxe5 dxe5 14. h4 Nf6 15. Ne4 Nxe4 16. Bxe4 Rb8 17. a5 Bg4 18. Ra4 Red8 19. Ba3 Qf6 20. Rc4 Rd7 21. Bb2 Be2 22. Bd3 Bxf1 23. Kxf1 Qf3 24. Qa1 e4 25. Bxg7 exd3 26. cxd3 Rxd3 27. Rc1 Rd2 0-1

[Event "Thessaloniki op 1st"]
[Site "Thessaloniki"]
[Date "2022.08.10"]
[Round "9"]
[White "Papakonstantinou, Dimitrios"]
[Black "Ladopoulos, Dimitrios"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2206"]
[BlackElo "2335"]
[PlyCount "46"]
[EventDate "2022.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 0-0 9. dxc5 Qa5 10. Bd3 f6 11. 0-0 fxe5 12. fxe5 Bxc5 13. Ng5 g6 14. Nxe6 Bxe3+ 15. Qxe3 Re8 16. Qf4 Ncxe5 17. Ng5 Rf8 18. Qh4 h5 19. Rxf8+ Nxf8 20. Qf4 d4 21. Bc4+ Kg7 22. Nd5 Nfd7 23. Rf1 Qxd5 1-0

[Event "Thessaloniki op 1st"]
[Site "Thessaloniki"]
[Date "2022.08.09"]
[Round "8"]
[White "Papakonstantinou, Dimitrios"]
[Black "Mitsiou, Konstantinos"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2206"]
[BlackElo "1686"]
[PlyCount "105"]
[EventDate "2022.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Nd7 7. Bc4 Nf6 8. Ne5 e6 9. Qe2 b5 10. Bb3 Qc7 11. d4 Bd6 12. a4 a6 13. Bf4 0-0 14. Bg3 Bb7 15. 0-0 Nd5 16. Bxd5 exd5 17. Nd3 Rfe8 18. Qd2 Rad8 19. Rfe1 Bc8 20. Nc5 f6 21. Bxd6 Rxe1+ 22. Rxe1 Rxd6 23. Re8+ Kf7 24. Qe2 Bf5 25. Ra8 Rd8 26. Nxa6 Qa5 27. Rxd8 Qxd8 28. axb5 Qa5 29. g4 cxb5 30. Nc5 Bc8 31. Kg2 Qb6 32. h3 Qb8 33. Qf3 Qd6 34. Qg3 Qxg3+ 35. Kxg3 Ke7 36. h4 g6 37. Kf4 Kd6 38. Nd3 Ke7 39. c3 Kd6 40. Nb4 Bb7 41. Nc2 Bc8 42. Ne3 Be6 43. g5 f5 44. Nc2 Bd7 45. Nb4 Be8 46. Nd3 Bd7 47. Ke3 Be8 48. Ne5 Ke6 49. Kd3 Kd6 50. Kc2 Kc7 51. Kb3 Kb7 52. Kb4 Kb6 53. f4 1-0

[Event "Thessaloniki op 1st"]
[Site "Thessaloniki"]
[Date "2022.08.08"]
[Round "7"]
[White "Papadopoulos, Panayotis"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2191"]
[BlackElo "2206"]
[PlyCount "52"]
[EventDate "2022.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. e3 0-0 7. Nc3 b6 8. cxd5 exd5 9. Bd3 c5 10. 0-0 Bb7 11. Ne5 Qe7 12. f4 Nc6 13. Rad1 cxd4 14. exd4 Nxd4 15. Bxh7+ Kxh7 16. Qxd4 Rac8 17. Rd2 Kg8 18. Rfd1 Rfe8 19. h3 Qc5 20. Kh2 Re7 21. Re2 Rce8 22. Red2 Rc7 23. Re2 Rec8 24. Red2 Re7 25. Re2 Rec7 26. Red2 Re7 1/2-1/2

[Event "Thessaloniki op 1st"]
[Site "Thessaloniki"]
[Date "2022.08.07"]
[Round "6"]
[White "Papakonstantinou, Dimitrios"]
[Black "Androni, Konstantina"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "2206"]
[BlackElo "1982"]
[PlyCount "155"]
[EventDate "2022.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Nxd4 10. Bxd4 Be6 11. Bxe6 fxe6 12. 0-0-0 Qa5 13. Kb1 Rac8 14. Ne2 Qxd2 15. Rxd2 Nd7 16. b3 Bxd4 17. Nxd4 e5 18. Ne2 Nc5 19. Kb2 Ne6 20. Nc3 Rc5 21. Nd5 Kf7 22. a4 Rfc8 23. h4 a5 24. Rhd1 b5 25. axb5 Rxb5 26. Nc3 Rbc5 27. Na4 R5c6 28. Rc1 h6 29. g3 Kg7 30. Rd3 R8c7 31. c3 Ra7 32. Ra1 Rc8 33. Rd5 Nc7 34. Rdd1 Ne6 35. Rd3 Rc6 36. Ra3 Rc8 37. Nb6 Rc6 38. Nd5 Rb7 39. Rd1 Nc5 40. Kc2 Kf7 41. Rb1 e6 42. Ne3 Rbc7 43. Rxa5 Nb7 44. Ra7 Rxc3+ 45. Kd2 Nd8 46. Rxc7+ Rxc7 47. b4 Ke7 48. Kd3 Nb7 49. Ra1 Kd7 50. h5 gxh5 51. Rh1 Kc6 52. Rxh5 Kb5 53. Nc2 Rf7 54. Ke3 Rc7 55. Kd2 Rg7 56. g4 Rf7 57. Rxh6 Rxf3 58. Rxe6 Rf4 59. Ne3 Rxe4 60. g5 Nd8 61. Re8 Nf7 62. g6 Rf4 63. Rb8+ Kc6 64. gxf7 Rxf7 65. Nc4 Kc7 66. Rh8 Rf4 67. Kc3 Rf3+ 68. Kc2 Rf4 69. Kb3 Rf3+ 70. Ka4 e4 71. b5 d5 72. Rh7+ Kb8 73. Ne5 Rf1 74. Nc6+ Kc8 75. b6 Ra1+ 76. Kb5 Rb1+ 77. Kc5 Rc1+ 78. Kd6 1-0

[Event "Thessaloniki op 1st"]
[Site "Thessaloniki"]
[Date "2022.08.06"]
[Round "5"]
[White "Agnello, Francesco Claudio"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "2024"]
[BlackElo "2206"]
[PlyCount "52"]
[EventDate "2022.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. 0-0 Bc5 10. f3 Ng5 11. f4 Ne4 12. c3 0-0 13. Nd2 Nxd2 14. Bxd2 Bf5 15. Kh1 Qd7 16. Qa4 Bd3 17. Rf3 Be4 18. Rg3 f6 19. Qxc6 Qxc6 20. Nxc6 fxe5 21. Nxe5 Bd6 22. Be3 Rf5 23. Kg1 Bxe5 24. fxe5 Rxe5 25. Bd4 Re7 26. Bc5 Re6 1/2-1/2

[Event "Thessaloniki op 1st"]
[Site "Thessaloniki"]
[Date "2022.08.05"]
[Round "4"]
[White "Papakonstantinou, Dimitrios"]
[Black "Palma, Maria"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2206"]
[BlackElo "2000"]
[PlyCount "88"]
[EventDate "2022.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Qb6 9. a3 Bc5 10. Na4 Qa5+ 11. c3 Bxd4 12. Bxd4 Nxd4 13. Qxd4 b6 14. Qb4 Qxb4 15. axb4 Ke7 16. Kd2 Bb7 17. Bd3 g5 18. g3 h5 19. h4 gxf4 20. gxf4 Rag8 21. Rh2 Rg4 22. Rf1 f6 23. exf6+ Nxf6 24. b3 Rhg8 25. b5 Rg2+ 26. Rxg2 Rxg2+ 27. Be2 Ne4+ 28. Ke3 Ng3 29. Re1 Rh2 30. Bd3 Rxh4 31. Ra1 Rh3 32. Kd4 Rh1 33. Ra2 h4 34. Nb2 Kd6 35. Rxa7 Kc7 36. Ra2 h3 37. Na4 Nh5 38. f5 exf5 39. Bxf5 h2 40. Rd2 Ng3 41. Bd3 Bc8 42. Kxd5 Bg4 43. Nb2 Ne2 44. Kc4 Rf1 0-1

[Event "Thessaloniki op 1st"]
[Site "Thessaloniki"]
[Date "2022.08.04"]
[Round "2"]
[White "Papakonstantinou, Dimitrios"]
[Black "Stefan, Victor"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2206"]
[BlackElo "2026"]
[PlyCount "81"]
[EventDate "2022.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Ba4 a6 5. c4 e6 6. Nc3 Be7 7. 0-0 Ngf6 8. d4 cxd4 9. Qxd4 0-0 10. Bc2 Qc7 11. a4 Ng4 12. b3 Bf6 13. Qd2 d5 14. exd5 Nde5 15. d6 Qc5 16. Bd1 Nxf3+ 17. Bxf3 Ne5 18. Be2 Qc6 19. Ba3 Rd8 20. Qe3 b6 21. f4 Bb7 22. Rf2 Nd7 23. Bf3 Qc8 24. Rd1 Nc5 25. Ne4 Bxe4 26. Bxe4 Rb8 27. a5 Nxe4 28. Qxe4 bxa5 29. Rf3 a4 30. bxa4 Bb2 31. Bxb2 Rxb2 32. Qd4 Rb4 33. Rc3 Qc6 34. a5 h5 35. f5 exf5 36. Qd5 Qe8 37. Rcc1 Rb2 38. c5 Qe2 39. Qf3 Qe5 40. Rd5 Qe6 41. c6 1-0

[Event "Thessaloniki op 1st"]
[Site "Thessaloniki"]
[Date "2022.08.04"]
[Round "3"]
[White "Triantafilidis, Mihail"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "1991"]
[BlackElo "2206"]
[PlyCount "61"]
[EventDate "2022.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 Bd6 6. d4 exd4 7. Qxd4 f6 8. Be3 Ne7 9. 0-0-0 Ng6 10. h3 Qe7 11. Qd2 Bd7 12. Nd4 0-0-0 13. Nf5 Bxf5 14. exf5 Bb4 15. Qe2 Ne5 16. Ne4 Qf7 17. Kb1 Rd5 18. c3 Be7 19. g4 Rhd8 20. Bd4 Qe8 21. Kc2 c5 22. Bxe5 Qa4+ 23. Kc1 Rxd1+ 24. Rxd1 Rxd1+ 25. Qxd1 Qxe4 26. Bg3 c4 27. Qc2 Qh1+ 28. Qd1 Qxh3 29. Qe2 Kd8 30. Bxc7+ Kxc7 31. Qxe7+ 1/2-1/2

[Event "Thessaloniki op 1st"]
[Site "Thessaloniki"]
[Date "2022.08.03"]
[Round "1"]
[White "Papadimitriou, Loukas"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1926"]
[BlackElo "2206"]
[PlyCount "64"]
[EventDate "2022.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 Nc6 6. e3 Bf5 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 Rc8 10. Bd3 e6 11. Nf3 Be7 12. 0-0 0-0 13. Ne5 b5 14. a3 Nc4 15. f3 h6 16. Bxc4 dxc4 17. e4 a5 18. Rfd1 Qb6 19. Qe2 Rfd8 20. Be3 Be8 21. Kh1 Qb8 22. Bf2 Nh5 23. Be3 Bd6 24. g4 Nf6 25. Bf4 Nh7 26. a4 f6 27. Nxb5 Bxb5 28. axb5 fxe5 29. dxe5 Bxe5 30. Rxd8+ Rxd8 31. Bxe5 Qxe5 32. Rxa5 Qf4 0-1

[Event "GRE CupT 40th f/16"]
[Site "Greece"]
[Date "2022.06.19"]
[Round "1.5"]
[White "Papakonstantinou, Dimitrios"]
[Black "Mastrovasilis, Dimitrios"]
[Result "1/2-1/2"]
[ECO "C64"]
[WhiteElo "2206"]
[BlackElo "2613"]
[PlyCount "127"]
[EventDate "2022.06.19"]
[EventType "team-k.o."]
[EventRounds "1"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. 0-0 Nge7 6. c3 Ba7 7. d4 Ng6 8. Be3 0-0 9. Nbd2 d6 10. Re1 Bd7 11. Nf1 Qe8 12. Bc2 Bg4 13. d5 Nce7 14. Bxa7 Rxa7 15. Ne3 Qc8 16. Nxg4 Qxg4 17. Nd2 Qg5 18. g3 Raa8 19. a4 a5 20. Bd3 b6 21. Bf1 Kh8 22. Bg2 Ng8 23. h4 Qh6 24. b4 N6e7 25. Nc4 axb4 26. cxb4 f5 27. a5 bxa5 28. bxa5 fxe4 29. Bxe4 Nf6 30. Bg2 Qg6 31. Ne3 Nd7 32. Qg4 Qxg4 33. Nxg4 Nf5 34. Rec1 Ra7 35. Bf1 Nd4 36. Ra3 h5 37. Ne3 Nc5 38. a6 Rb8 39. Rac3 Rb2 40. Nc4 Ne2+ 41. Kg2 Nxc3 42. Nxb2 Nxd5 43. Nd3 Nxa6 44. Ra1 c5 45. Nxe5 dxe5 46. Rxa6 Rxa6 47. Bxa6 Nf6 48. Kf3 Kg8 49. Ke3 Kf7 50. Bc8 Ke7 51. f3 Kd6 52. g4 c4 53. Ba6 Kc5 54. gxh5 Nd5+ 55. Ke4 c3 56. Bd3 Kd6 57. Kf5 Nb4 58. Be4 Ke7 59. Kxe5 c2 60. Bxc2 Nxc2 61. Kf5 Kf7 62. Kg5 Nd4 63. h6 Ne6+ 64. Kh5 1/2-1/2

[Event "Paracin Summer op 14th"]
[Site "Paracin"]
[Date "2021.07.15"]
[Round "8"]
[White "Bommini, Mounika Akshaya"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2029"]
[BlackElo "2251"]
[PlyCount "100"]
[EventDate "2021.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 a6 4. e3 e6 5. Bd3 c5 6. dxc5 Bxc5 7. Nf3 b5 8. 0-0 Bb7 9. Ne2 0-0 10. c3 Nbd7 11. b4 Be7 12. a4 bxa4 13. Qxa4 Nh5 14. Qc2 h6 15. Ra5 Nxf4 16. exf4 Qc7 17. Rfa1 Nb6 18. Nd2 d4 19. Nxd4 Qxf4 20. Bxa6 Bxb4 21. g3 Qf6 22. cxb4 Rxa6 23. Rxa6 Bxa6 24. Qc5 Rd8 25. N2b3 Nd7 26. Qc7 Bd3 27. Nc6 Rf8 28. Qxd7 Be4 29. Re1 Qf3 30. Rxe4 Qxe4 31. Nc5 Qc4 32. Kg2 Qc1 33. Ne7+ Kh7 34. Nxe6 fxe6 35. Qd3+ Kh8 36. Ng6+ Kg8 37. Nxf8 Kxf8 38. Qd6+ Kf7 39. b5 Qb1 40. Qc6 g5 41. b6 g4 42. b7 Kf6 43. Qc3+ Kg6 44. Qc6 Kf6 45. h3 gxh3+ 46. Kxh3 Qf1+ 47. Kg4 h5+ 48. Kf3 Qh1+ 49. Ke2 Qxc6 50. b8Q Qe4+ 1/2-1/2

[Event "Paracin Summer op 14th"]
[Site "Paracin"]
[Date "2021.07.09"]
[Round "1"]
[White "Papakonstantinou, Dimitrios"]
[Black "Tomic, Stjepan"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2251"]
[BlackElo "1928"]
[PlyCount "48"]
[EventDate "2021.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. g3 Nd7 7. Bg2 dxe4 8. Qxe4 Ngf6 9. Qe2 Bd6 10. 0-0 0-0 11. a3 a5 12. d3 Qc7 13. Bd2 Rfe8 14. Nd1 Rad8 15. b4 axb4 16. axb4 Nd5 17. c3 N7f6 18. Re1 h6 19. Nb2 b5 20. Ra5 Ra8 21. Rea1 Rxa5 22. Rxa5 Qb6 23. Kh1 Rb8 24. Nd1 c5 1/2-1/2

[Event "Belgrade Serbia op"]
[Site "Belgrade"]
[Date "2021.07.08"]
[Round "9"]
[White "Papakonstantinou, Dimitrios"]
[Black "Korkmaz, Necmettin"]
[Result "1-0"]
[ECO "C15"]
[WhiteElo "2251"]
[BlackElo "2101"]
[PlyCount "55"]
[EventDate "2021.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Nge2 dxe4 5. a3 Bxc3+ 6. Nxc3 f5 7. Be3 Nf6 8. f3 Nd5 9. Nxd5 exd5 10. fxe4 Qh4+ 11. Bf2 Qxe4+ 12. Be2 0-0 13. 0-0 f4 14. c4 dxc4 15. Bxc4+ Kh8 16. Qb3 Nc6 17. Rae1 Qg6 18. Qc3 Qd6 19. d5 Ne7 20. Bd4 Nf5 21. Be5 Qc5+ 22. Kh1 b5 23. Bd3 Qxc3 24. Bxc3 Bb7 25. Rxf4 Nd6 26. Rh4 Nf5 27. Rh3 Bc8 28. g4 1-0

[Event "Belgrade Serbia op"]
[Site "Belgrade"]
[Date "2021.07.07"]
[Round "8"]
[White "Silich, Yahor"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2319"]
[BlackElo "2251"]
[PlyCount "97"]
[EventDate "2021.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nc3 Be7 7. Bd3 Nc6 8. Nge2 Bg4 9. Be3 Bf6 10. Qd2 Nb4 11. b3 Nxd3+ 12. Qxd3 0-0 13. h3 Bxe2 14. Nxe2 d5 15. c5 Nd7 16. 0-0 Re8 17. Ng3 g6 18. Rfe1 Nf8 19. b4 Ne6 20. Nf1 Qd7 21. Nd2 Qa4 22. Qb3 Qxb3 23. Nxb3 Re7 24. a4 Rae8 25. Kf1 Ng7 26. Bd2 Nf5 27. Bc3 b6 28. Rxe7 Rxe7 29. g4 Nh4 30. c6 Re6 31. b5 Be7 32. a5 f5 33. axb6 axb6 34. Ra8+ Kf7 35. Nc1 Bd6 36. Nd3 Nf3 37. Rh8 Kg7 38. Rc8 Re7 39. gxf5 gxf5 40. Bb4 Nxd4 41. Bc3 Bc5 42. Nf4 Kf7 43. Bxd4 Bxd4 44. Nxd5 Re8 45. Rxc7+ Ke6 46. Rd7 Rg8 47. Nf4+ Ke5 48. c7 Rc8 49. Nd5 1-0

[Event "Belgrade Serbia op"]
[Site "Belgrade"]
[Date "2021.07.06"]
[Round "6"]
[White "Dimitrijevic, Dusan"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "2122"]
[BlackElo "2251"]
[PlyCount "70"]
[EventDate "2021.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Bb4 10. Rc1 0-0 11. Be2 Na5 12. Bg5 Qd7 13. 0-0 h6 14. Bh4 Nbxc4 15. Bxc4 Nxc4 16. Qb3 Bxc3 17. Qxc3 Nb6 18. Qxc7 Qd5 19. b3 Rac8 20. Qe7 Qe4 21. Bf2 Bg4 22. Rce1 Qd5 23. Be3 Rc2 24. Qh4 Bf5 25. Bxh6 gxh6 26. Qxh6 Rfc8 27. Nh4 Qxd4+ 28. Kh1 Qg4 29. Rf3 Rxg2 30. Nxf5 exf5 31. Rh3 Qg7 32. Qd6 Rg6 33. Qd3 Qxe5 34. Rhe3 Qd5+ 35. Qxd5 Nxd5 0-1

[Event "Belgrade Serbia op"]
[Site "Belgrade"]
[Date "2021.07.06"]
[Round "7"]
[White "Papakonstantinou, Dimitrios"]
[Black "Jordanov, Mihail"]
[Result "1/2-1/2"]
[ECO "C97"]
[WhiteElo "2251"]
[BlackElo "2082"]
[PlyCount "65"]
[EventDate "2021.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. d5 Bd7 13. b3 Nb7 14. c4 b4 15. a4 Ne8 16. g4 h5 17. Nh2 g6 18. Nd2 Kg7 19. Ndf1 Rh8 20. Ng3 hxg4 21. hxg4 Qd8 22. Kg2 Bg5 23. Bxg5 Qxg5 24. Rh1 Nf6 25. f3 Rh4 26. Qc1 Qxc1 27. Raxc1 Rah8 28. Nhf1 Rxh1 29. Nxh1 Nh7 30. Nf2 Ng5 31. Kg3 f6 32. Ne3 Nd8 33. Rd1 1/2-1/2

[Event "Belgrade Serbia op"]
[Site "Belgrade"]
[Date "2021.07.05"]
[Round "5"]
[White "Papakonstantinou, Dimitrios"]
[Black "Stamatiou, Rodolfos"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2251"]
[BlackElo "2023"]
[PlyCount "61"]
[EventDate "2021.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 8. g3 Be7 9. Bg2 b5 10. Be3 Bb7 11. 0-0 Nbd7 12. a4 b4 13. Nd5 Nxd5 14. exd5 a5 15. c3 bxc3 16. Nxc3 g6 17. Qd2 0-0 18. Rfb1 f5 19. b4 axb4 20. Rxb4 Ba6 21. h4 e4 22. Nb5 Qa5 23. Bd4 Kh7 24. Bc3 Nc5 25. f3 Bf6 26. Nd4 Qc7 27. Nc6 e3 28. Qxe3 Rae8 29. Qxe8 Rxe8 30. Bxf6 Qf7 31. Bg5 0-1

[Event "Belgrade Serbia op"]
[Site "Belgrade"]
[Date "2021.07.04"]
[Round "4"]
[White "Sargsyan, Anna M"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2397"]
[BlackElo "2251"]
[PlyCount "81"]
[EventDate "2021.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 g6 7. g4 Bg7 8. Be3 h5 9. g5 Nfd7 10. Qd2 0-0 11. 0-0-0 b5 12. f4 Bb7 13. Bg2 Nb6 14. f5 Nc4 15. Qe2 Qa5 16. Nb3 Qc7 17. Bd4 Ne5 18. Rhf1 Nbc6 19. Be3 Rfc8 20. f6 exf6 21. gxf6 Bf8 22. Nd5 Qd8 23. Nb6 Nc4 24. Nxa8 N6e5 25. Kb1 Nxe3 26. Qxe3 Bxa8 27. Rf2 Qc7 28. Nd4 Kh7 29. Nf3 Nc4 30. Ng5+ Kg8 31. Qg3 Qc5 32. c3 b4 33. cxb4 Qxb4 34. h4 d5 35. e5 Bc5 36. Nxf7 Kxf7 37. e6+ Kxe6 38. Bh3+ Kf7 39. Bxc8 Bd6 40. Qh3 Be5 41. Qd7+ 1-0

[Event "Belgrade Serbia op"]
[Site "Belgrade"]
[Date "2021.07.03"]
[Round "3"]
[White "Papakonstantinou, Dimitrios"]
[Black "Polschikov, Alexey"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2251"]
[BlackElo "2420"]
[PlyCount "102"]
[EventDate "2021.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 b5 8. g4 b4 9. Nd5 Nxd5 10. Qxd5 Ra7 11. Be3 Be6 12. Qd2 Rb7 13. Bg2 Be7 14. 0-0 0-0 15. c3 a5 16. cxb4 axb4 17. Rfc1 Nd7 18. Ng3 b3 19. a4 Nb6 20. Qd3 Nd7 21. Nf5 Nc5 22. Qd2 g6 23. Nxe7+ Qxe7 24. a5 Rbb8 25. f4 f6 26. f5 Bf7 27. g5 fxg5 28. Bxg5 Qb7 29. a6 Qb6 30. Be3 Ra8 31. a7 Kh8 32. Kh2 Rfe8 33. Bg5 Kg8 34. Rd1 Qb7 35. Qe3 Rxa7 36. Rxa7 Qxa7 37. Rxd6 Qc7 38. Qd2 gxf5 39. exf5 e4 40. Bf4 Qc8 41. f6 Qf5 42. Bg3 e3 43. Qd4 e2 44. Rd8 Ne6 45. Rxe8+ Bxe8 46. Bd5 Bf7 47. Bxe6 Bxe6 48. Qh4 Kf7 49. Be1 Qe5+ 50. Kg1 Qf5 51. Kh2 Qe5+ 1/2-1/2

[Event "Belgrade Serbia op"]
[Site "Belgrade"]
[Date "2021.07.03"]
[Round "2"]
[White "Stukan, Martin"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2431"]
[BlackElo "2251"]
[PlyCount "145"]
[EventDate "2021.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Bd3 Na6 7. 0-0 e5 8. d5 Nc5 9. Be2 a5 10. a3 Ne8 11. Rb1 f5 12. exf5 gxf5 13. b4 Na6 14. g3 Qe7 15. Nh4 axb4 16. axb4 Bd7 17. Re1 Qf7 18. Be3 Kh8 19. f3 c6 20. b5 cxb5 21. Nxb5 Rc8 22. Bd3 Nc5 23. Bf1 Bf6 24. Ng2 Rg8 25. Qd2 Qh5 26. Qf2 b6 27. Nxd6 Nxd6 28. Rxb6 Ncb7 29. c5 f4 30. Bd2 Qf7 31. c6 Qxd5 32. cxb7 Rb8 33. Bb4 Ne8 34. Qd2 Bc6 35. Qxd5 Bxd5 36. Bc3 Rxb7 37. Rxf6 Nxf6 38. Nxf4 Bxf3 39. Bxe5 Kg7 40. Re3 Bg4 41. h3 Bd1 42. Rd3 Rb1 43. Rd6 Rf8 44. g4 Kf7 45. Rxf6+ Ke8 46. Re6+ Kd7 47. Rd6+ Ke8 48. Kg2 Bc2 49. Bc4 Rb4 50. Rd4 Rb1 51. Kg3 Bg6 52. Bg7 Rg1+ 53. Kf2 Rxf4+ 54. Rxf4 Rc1 55. Kg3 Ke7 56. Bd4 Rxc4 57. Bf6+ Ke6 58. Rxc4 Kxf6 59. Kf4 Be8 60. Rb4 Bg6 61. Rb6+ Kg7 62. Ke5 Bc2 63. h4 Bd1 64. Kf5 Bc2+ 65. Kg5 Bd3 66. Rb7+ Kg8 67. Kf6 h6 68. g5 hxg5 69. hxg5 Kh8 70. g6 Bc4 71. Rb8+ Bg8 72. g7+ Kh7 73. Rf8 1-0

[Event "Belgrade Serbia op"]
[Site "Belgrade"]
[Date "2021.07.02"]
[Round "1"]
[White "Papakonstantinou, Dimitrios"]
[Black "Blohberger, Felix"]
[Result "1-0"]
[ECO "B67"]
[WhiteElo "2251"]
[BlackElo "2490"]
[PlyCount "93"]
[EventDate "2021.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Bd7 7. Qd2 a6 8. 0-0-0 e6 9. f3 Nxd4 10. Qxd4 h6 11. Be3 Bc6 12. Bc4 b5 13. Bb3 Be7 14. g4 a5 15. a3 Nd7 16. h4 Nc5 17. g5 e5 18. Qd2 Nxb3+ 19. cxb3 Qc8 20. Kb1 hxg5 21. hxg5 Rxh1 22. Rxh1 Qe6 23. Rh8+ Bf8 24. Qd3 Rb8 25. f4 exf4 26. Bxf4 Kd7 27. Qd4 Rc8 28. Ka1 b4 29. Nd5 Bxd5 30. exd5 Qe1+ 31. Ka2 bxa3 32. Rxf8 axb2 33. Kxb2 Rxf8 34. Qa7+ Kc8 35. Qa8+ Kc7 36. Qc6+ Kb8 37. Bxd6+ Ka7 38. Bc5+ Kb8 39. Bxf8 Qe5+ 40. Ka2 Qxg5 41. Bd6+ Ka7 42. Bc5+ Kb8 43. Bd6+ Ka7 44. Qc7+ Ka6 45. Qc8+ Kb6 46. Bc5+ Kb5 47. Qc6# 1-0

[Event "Veliko Gradiste Silver Lake op-A"]
[Site "Veliko Gradiste"]
[Date "2021.06.30"]
[Round "9"]
[White "Akbas, Umut Ata"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2141"]
[BlackElo "2251"]
[PlyCount "34"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Bg5 c5 7. d5 b5 8. cxb5 a6 9. Qd2 Nbd7 10. Nf3 Qa5 11. b6 Nxb6 12. Bd3 Na4 13. Nxa4 Qxa4 14. 0-0 a5 15. Qe2 Qb4 16. Rfe1 a4 17. Bc4 Bb7 1-0

[Event "Veliko Gradiste Silver Lake op-A"]
[Site "Veliko Gradiste"]
[Date "2021.06.29"]
[Round "8"]
[White "Papakonstantinou, Dimitrios"]
[Black "Abergel, Thal"]
[Result "0-1"]
[ECO "B67"]
[WhiteElo "2251"]
[BlackElo "2420"]
[PlyCount "34"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f3 Nxd4 10. Qxd4 Be7 11. h4 h5 12. Kb1 b5 13. e5 dxe5 14. Qxe5 Qb8 15. Qd4 Qa7 16. Qe5 Qb8 17. Qd4 Qc7 0-1

[Event "Veliko Gradiste Silver Lake op-A"]
[Site "Veliko Gradiste"]
[Date "2021.06.28"]
[Round "7"]
[White "Akin, Yagiz Cinar"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "A65"]
[WhiteElo "1815"]
[BlackElo "2251"]
[PlyCount "36"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. f3 e6 4. e4 c5 5. d5 exd5 6. cxd5 d6 7. Nc3 Bg7 8. Bb5+ Nbd7 9. Nge2 0-0 10. Bf4 Qe7 11. Qd2 a6 12. Bxd7 Bxd7 13. 0-0 Rfe8 14. Nd1 b5 15. Rc1 a5 16. g4 a4 17. Ng3 Bc8 18. Ne3 h6 1/2-1/2

[Event "Veliko Gradiste Silver Lake op-A"]
[Site "Veliko Gradiste"]
[Date "2021.06.27"]
[Round "6"]
[White "Pajcin, Lav"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2187"]
[BlackElo "2251"]
[PlyCount "69"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Ba4 Ngf6 5. 0-0 g6 6. Re1 Bg7 7. c3 0-0 8. d4 cxd4 9. cxd4 d5 10. e5 Ne4 11. Nbd2 Nb6 12. Bc2 Nxd2 13. Bxd2 Nc4 14. Bc1 Bg4 15. b3 Na5 16. h3 Bxf3 17. Qxf3 Rc8 18. Bb1 Nc6 19. Qd1 f6 20. f4 fxe5 21. fxe5 e6 22. Be3 Qh4 23. Kh1 Bh6 24. Bg1 Nxd4 25. Qxd4 Qxe1 26. Bf5 Rc1 27. Bxe6+ Kh8 28. Rxc1 Qxc1 29. Bxd5 b6 30. e6+ Bg7 31. Qh4 Rf1 32. Qd8+ Bf8 33. Kh2 Qf4+ 34. g3 Qd2+ 35. Kh1 0-1

[Event "Veliko Gradiste Silver Lake op-A"]
[Site "Veliko Gradiste"]
[Date "2021.06.26"]
[Round "5"]
[White "Papakonstantinou, Dimitrios"]
[Black "Stukan, Martin"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2251"]
[BlackElo "2376"]
[PlyCount "54"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 Be6 8. g4 Nbd7 9. Bg2 Nb6 10. Nd5 Nfxd5 11. exd5 Bd7 12. 0-0 Be7 13. Ng3 0-0 14. b3 Bh4 15. Qd3 Nc8 16. Be4 g6 17. Bh6 Re8 18. f4 Qb6+ 19. Kh2 Qd4 20. Qxd4 exd4 21. Rfe1 Na7 22. a4 b5 23. Bg5 Bxg5 24. fxg5 bxa4 25. bxa4 a5 26. Rad1 Nc8 27. Rxd4 Nb6 0-1

[Event "Veliko Gradiste Silver Lake op-A"]
[Site "Veliko Gradiste"]
[Date "2021.06.25"]
[Round "4"]
[White "Yakimenko, Alexander A"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2058"]
[BlackElo "2251"]
[PlyCount "106"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 Ngf6 5. Qe2 a6 6. Ba4 e5 7. 0-0 Be7 8. d4 0-0 9. Rd1 Qc7 10. Nbd2 Re8 11. dxe5 dxe5 12. Nf1 h6 13. c4 b6 14. Ne3 Bb7 15. Nd5 Bxd5 16. exd5 e4 17. Nh4 b5 18. cxb5 Nb6 19. Nf5 Qd7 20. Nxe7+ Rxe7 21. d6 Re5 22. Bb3 axb5 23. Bf4 Rf5 24. Bg3 Qc6 25. Bc2 Re8 26. d7 Nbxd7 27. a4 bxa4 28. Bxa4 Qb7 29. Qb5 Nb6 30. Rd6 Re6 31. Rad1 Rd5 32. Rd8+ Rxd8 33. Rxd8+ Kh7 34. Bb3 Qe7 35. Rd1 c4 36. Bxc4 Nxc4 37. Qxc4 Rb6 38. b3 Qb7 39. Rb1 Rc6 40. Qd4 Qxb3 41. Rd1 Rc4 42. Qd2 Rc3 43. Re1 Rd3 44. Qe2 Qd5 45. h3 Rd4 46. Bf4 Nd7 47. Be3 Rd3 48. Bc1 f5 49. Bf4 Nc5 50. Rc1 Ne6 51. Be3 f4 52. Bb6 f3 53. Be3 fxe2 0-1

[Event "Veliko Gradiste Silver Lake op-A"]
[Site "Veliko Gradiste"]
[Date "2021.06.24"]
[Round "2"]
[White "Erdogmus, Yagiz Kaan"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "1955"]
[BlackElo "2251"]
[PlyCount "15"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. 0-0 e5 8. Qd2 1/2-1/2

[Event "Veliko Gradiste Silver Lake op-A"]
[Site "Veliko Gradiste"]
[Date "2021.06.24"]
[Round "3"]
[White "Papakonstantinou, Dimitrios"]
[Black "Sapenov, Daniyal"]
[Result "1-0"]
[ECO "C95"]
[WhiteElo "2251"]
[BlackElo "2034"]
[PlyCount "54"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 Nb8 16. a5 Nbd7 17. b3 c6 18. Bg5 h6 19. Be3 Bg7 20. Qd2 Kh7 21. b4 Qe7 22. Rad1 Rad8 23. Qc1 Qf8 24. Nh2 exd4 25. cxd4 c5 26. bxc5 dxc5 27. d5 c4 1-0

[Event "Veliko Gradiste Silver Lake op-A"]
[Site "Veliko Gradiste"]
[Date "2021.06.23"]
[Round "1"]
[White "Papakonstantinou, Dimitrios"]
[Black "Kalogeris, Ioannis"]
[Result "1/2-1/2"]
[ECO "E43"]
[WhiteElo "2251"]
[BlackElo "2307"]
[PlyCount "22"]
[EventDate "2021.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Qc2 Bb4 6. e3 Ne4 7. Bd3 f5 8. 0-0 Bxc3 9. bxc3 0-0 10. Nd2 Nxd2 11. Bxd2 Qh4 1/2-1/2

[Event "FIDE World Uni Rapid-E 1st"]
[Site "Tornelo INT"]
[Date "2021.03.21"]
[Round "8"]
[White "Hryshchenko, Kamila"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "C80"]
[WhiteElo "2028"]
[BlackElo "2251"]
[PlyCount "72"]
[EventDate "2021.03.20"]
[EventType "swiss (rapid)"]
[EventRounds "12"]
[EventCountry "NET"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 b5 6. Bb3 Nxe4 7. 0-0 d5 8. Nxe5 Nxe5 9. dxe5 Be6 10. Be3 Bc5 11. Qe2 0-0 12. c3 Qe7 13. Bc2 Rfe8 14. Bxc5 Qxc5 15. b4 Qc6 16. f4 f5 17. exf6 Nxf6 18. Qd3 d4 19. Qxd4 Rad8 20. Qf2 Bc4 21. Re1 Ng4 22. Bxh7+ Kxh7 23. Qh4+ Kg8 24. Rxe8+ Rxe8 25. Nd2 Qb6+ 26. Kh1 Nf2+ 27. Kg1 Ne4+ 28. Kh1 Nxd2 29. Rd1 Qe3 30. h3 Ne4 31. Rd8 Nf6 32. Rxe8+ Qxe8 33. Qf2 Qe4 34. Qc5 Qxf4 35. Qe7 Bd5 36. Qd8+ Kh7 0-1

[Event "FIDE World Uni Rapid-E 1st"]
[Site "Tornelo INT"]
[Date "2021.03.21"]
[Round "12"]
[White "Papakonstantinou, Dimitrios"]
[Black "Cervero, Tristan Jared"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2251"]
[BlackElo "1933"]
[PlyCount "109"]
[EventDate "2021.03.20"]
[EventType "swiss (rapid)"]
[EventRounds "12"]
[EventCountry "NET"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 a6 5. Nf3 b5 6. Bd3 Bb7 7. Be3 Nd7 8. 0-0 Ngf6 9. d5 c6 10. dxc6 Bxc6 11. Bd4 0-0 12. a3 Qc7 13. Kh1 Qb7 14. Qe2 Nc5 15. Rae1 Rab8 16. Bg1 a5 17. Nd4 b4 18. axb4 axb4 19. Nxc6 Qxc6 20. Nd1 Rfc8 21. Qf3 Nfd7 22. h3 b3 23. c3 Nxd3 24. Qxd3 Qc4 25. Qf3 Nc5 26. e5 Nd7 27. Ne3 Qa6 28. Nd5 Bf8 29. e6 fxe6 30. Rxe6 Re8 31. Nc7 Qc4 32. Nd5 Rb5 33. Rd1 Kf7 34. Rd4 Qc6 35. f5 Nf6 36. c4 Rc5 37. Qd3 Bg7 38. Qe2 Nxd5 39. cxd5 Rxd5 40. fxg6+ hxg6 41. Rf4+ Rf5 42. Rxf5+ gxf5 43. Re3 e5 44. Rxb3 Rh8 45. Qd3 Ke6 46. Rb4 Bf6 47. Qb3+ Qd5 48. Qc3 e4 49. Qg3 Kd7 50. Rb6 Be5 51. Qg6 Rf8 52. Ra6 Kc8 53. Qh7 Rf7 54. Qg8+ Kd7 55. Ra7+ 1-0

[Event "FIDE World Uni Rapid-E 1st"]
[Site "Tornelo INT"]
[Date "2021.03.21"]
[Round "10"]
[White "Papakonstantinou, Dimitrios"]
[Black "Mentchikov, Mikhail"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2251"]
[BlackElo "1907"]
[PlyCount "109"]
[EventDate "2021.03.20"]
[EventType "swiss (rapid)"]
[EventRounds "12"]
[EventCountry "NET"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d6 9. f3 h6 10. Qd2 Kh7 11. 0-0-0 a6 12. h4 Qa5 13. g4 Nd7 14. Kb1 Nde5 15. Qe2 Bd7 16. h5 g5 17. Nf5 Bxf5 18. gxf5 f6 19. Nd5 Nd7 20. f4 Nc5 21. Qg2 Nxb3 22. cxb3 Rg8 23. Rh3 Nb4 24. Nxb4 Qxb4 25. Bd2 Qb5 26. Rc3 Rac8 27. Rdc1 Rc6 28. Qf3 Rgc8 29. Rxc6 bxc6 30. Bc3 Rf8 31. Qe3 c5 32. Qd2 Qb7 33. Qd3 Qb5 34. Qd5 Qe2 35. Qb7 gxf4 36. Re1 Qxh5 37. Qxe7 f3 38. Rg1 Rf7 39. Qxd6 f2 40. Rf1 Qe2 41. Qd1 Qxe4+ 42. Qc2 Qxc2+ 43. Kxc2 h5 44. Rxf2 Kh6 45. Bd2+ Kh7 46. Rh2 Rd7 47. Rxh5+ Kg8 48. Rh4 Rd5 49. Ra4 Rxf5 50. Rxa6 Rf2 51. Kd3 f5 52. Be3 Rxb2 53. Bxc5 Kf7 54. Ra7+ Kg6 55. Rxg7+ 1-0

[Event "FIDE World Uni Rapid-E 1st"]
[Site "Tornelo INT"]
[Date "2021.03.21"]
[Round "7"]
[White "Papakonstantinou, Dimitrios"]
[Black "Noir, Mathys"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2251"]
[BlackElo "1890"]
[PlyCount "63"]
[EventDate "2021.03.20"]
[EventType "swiss (rapid)"]
[EventRounds "12"]
[EventCountry "NET"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 b6 3. Bd3 Bb7 4. Nf3 Be7 5. 0-0 Nf6 6. e5 Nd5 7. a3 c5 8. c4 Nc7 9. Nc3 cxd4 10. Nxd4 Bc5 11. Nf3 Nc6 12. b4 Be7 13. Ne4 d5 14. exd6 Bxd6 15. Bb2 Qd7 16. Bxg7 0-0-0 17. Bxh8 Rxh8 18. Qe2 f5 19. Nxd6+ Qxd6 20. c5 Qd7 21. cxb6 axb6 22. Rac1 Rg8 23. g3 Kb8 24. Rfd1 Nd4 25. Nxd4 Qxd4 26. Bb5 Qf6 27. Bc6 Nd5 28. Bxb7 Kxb7 29. Qb5 Rd8 30. Qc6+ Ka7 31. a4 Qe7 32. a5 1-0

[Event "FIDE World Uni Rapid-E 1st"]
[Site "Tornelo INT"]
[Date "2021.03.21"]
[Round "11"]
[White "Tretiakov, Dmitriy"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "1997"]
[BlackElo "2251"]
[PlyCount "85"]
[EventDate "2021.03.20"]
[EventType "swiss (rapid)"]
[EventRounds "12"]
[EventCountry "NET"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 0-0 5. e4 d6 6. Be2 e5 7. d5 a5 8. Be3 Ng4 9. Bg5 f6 10. Bh4 Qe8 11. Nd2 Nh6 12. f3 f5 13. Bf2 Na6 14. a3 Bd7 15. b3 f4 16. Qb1 g5 17. h3 Nf7 18. b4 h5 19. c5 Qe7 20. c6 bxc6 21. dxc6 Be6 22. b5 Nc5 23. a4 Qf6 24. Qb2 Qg6 25. Bxc5 dxc5 26. Nb3 c4 27. Nc5 Rfd8 28. Rd1 Rd4 29. b6 cxb6 30. Qxb6 Bf8 31. Nb5 Rxd1+ 32. Kxd1 g4 33. hxg4 hxg4 34. c7 Bxc5 35. Qxc5 Qf6 36. Bxc4 Kg7 37. Bd5 Bxd5 38. Qxd5 Rc8 39. Qd7 Qa6 40. Qxg4+ Kf8 41. Rh7 Rxc7 42. Qg7+ Ke8 43. Qg8+ 1-0

[Event "FIDE World Uni Rapid-E 1st"]
[Site "Tornelo INT"]
[Date "2021.03.21"]
[Round "9"]
[White "Vazquez, Guillermo"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2527"]
[BlackElo "2251"]
[PlyCount "99"]
[EventDate "2021.03.20"]
[EventType "swiss (rapid)"]
[EventRounds "12"]
[EventCountry "NET"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Bc5 6. Bxc6 bxc6 7. Nxe5 0-0 8. d4 Bb6 9. Nc3 d6 10. Nc4 Ba7 11. Bg5 h6 12. Bh4 g5 13. Bg3 Re8 14. Re1 Rb8 15. b3 Be6 16. Na5 Qd7 17. Qd2 d5 18. Be5 Ng4 19. exd5 cxd5 20. Bg3 Rb4 21. Ne2 c5 22. a3 Rb5 23. a4 Rbb8 24. Bxb8 Rxb8 25. f3 Nf6 26. Kh1 Qc7 27. b4 cxb4 28. Nb3 a5 29. Nc5 Bxc5 30. dxc5 Qxc5 31. Nd4 Bd7 32. h4 gxh4 33. Qf4 Rb6 34. Qxh4 Qf8 35. Qg3+ Kh7 36. Qc7 Rb8 37. Qe5 Rb6 38. Qc7 Rb8 39. Qxa5 Qd6 40. Nb5 Qg3 41. Qc7 Qxc7 42. Nxc7 Rc8 43. Na6 Rxc2 44. Nxb4 Rb2 45. Nd3 Rd2 46. Ne5 Be6 47. a5 d4 48. a6 Bd5 49. a7 Ba8 50. Nc4 1-0

[Event "FIDE World Uni Rapid-E 1st"]
[Site "Tornelo INT"]
[Date "2021.03.20"]
[Round "4"]
[White "Anipchenko, Polina"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "1619"]
[BlackElo "2251"]
[PlyCount "118"]
[EventDate "2021.03.20"]
[EventType "swiss (rapid)"]
[EventRounds "12"]
[EventCountry "NET"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 0-0 6. h3 e5 7. d5 a5 8. Nf3 Nh5 9. Qd2 Na6 10. a3 Nc5 11. Rb1 a4 12. Bxc5 dxc5 13. Qc2 Bd7 14. Be2 Nf4 15. 0-0 f5 16. Bd1 Ra6 17. Ne2 fxe4 18. Nd2 Qg5 19. Ng3 e3 20. Nde4 exf2+ 21. Rxf2 Qh4 22. Qc3 Bxh3 23. Nxc5 e4 24. Qe3 Rb6 25. Ngxe4 Bc8 26. Bxa4 Bh6 27. Qg3 Qe7 28. b4 Nh5 29. Rxf8+ Bxf8 30. Qg5 Qxg5 31. Nxg5 Bxc5+ 32. Kh2 Bf5 33. Re1 Bd6+ 34. Kg1 Ra6 35. Bd1 Rxa3 36. Bxh5 gxh5 37. c5 Bf8 38. Re5 Bg4 39. Ne4 Kf7 40. d6 cxd6 41. cxd6 Rd3 42. Rb5 Bxd6 43. Rxb7+ Be7 44. Ng5+ Kg6 45. Nxh7 Bd6 46. b5 Rb3 47. Kf1 Bc5 48. Ke1 Be3 49. Nf8+ Kg5 50. Rg7+ Kh4 51. Rxg4+ hxg4 52. Ke2 Bb6 53. Ne6 Rxb5 54. Nf4 Kg3 55. Nd3 Rb3 56. Ne1 Rb2+ 57. Kf1 Rf2+ 58. Kg1 Rf3+ 59. Kh1 Rf1# 0-1

[Event "FIDE World Uni Rapid-E 1st"]
[Site "Tornelo INT"]
[Date "2021.03.20"]
[Round "2"]
[White "Boera, Felix"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "1716"]
[BlackElo "2251"]
[PlyCount "99"]
[EventDate "2021.03.20"]
[EventType "swiss (rapid)"]
[EventRounds "12"]
[EventCountry "NET"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. Bxc5 Nc6 10. Be2 b6 11. Be3 Nb4 12. Rc1 Ba6 13. b3 Nd7 14. Nd5 Nxd5 15. cxd5 Bxe2 16. Nxe2 Ne5 17. 0-0 Rac8 18. Rfd1 Kf8 19. Nd4 Ke8 20. h3 h5 21. f4 Rxc1 22. Rxc1 Nd3 23. Rc7 Rd7 24. Rc8+ Rd8 25. Rxd8+ Kxd8 26. Nc6+ Kd7 27. Nxa7 Kc7 28. Nb5+ Kb7 29. d6 exd6 30. Nxd6+ Kc6 31. Nxf7 b5 32. a4 b4 33. e5 Bf8 34. Kf1 Bc5 35. Ke2 Bxe3 36. Kxd3 Bxf4 37. Kc4 Bd2 38. a5 Bc3 39. e6 h4 40. e7 Kd7 41. a6 Kxe7 42. a7 Kxf7 43. a8Q g5 44. Qd5+ Kf6 45. Qf3+ Ke5 46. Qe3+ Kf5 47. Kd5 Kf6 48. Qe6+ Kg7 49. Qf5 Bd2 50. Ke6 1-0

[Event "FIDE World Uni Rapid-E 1st"]
[Site "Tornelo INT"]
[Date "2021.03.20"]
[Round "6"]
[White "Easton, Jack R"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2175"]
[BlackElo "2251"]
[PlyCount "139"]
[EventDate "2021.03.20"]
[EventType "swiss (rapid)"]
[EventRounds "12"]
[EventCountry "NET"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. Nc3 Nc6 7. 0-0 a6 8. Qc2 Rb8 9. Rd1 Bd7 10. b3 b5 11. Bb2 Na5 12. c5 d5 13. Ne5 Bf5 14. Qd2 c6 15. Qe1 Qc7 16. e4 dxe4 17. Nxe4 Nd5 18. Bc1 Rbd8 19. Bd2 Nb7 20. Nc3 Nxc5 21. Nxd5 Rxd5 22. Bxd5 Bxe5 23. Qxe5 Qxe5 24. dxe5 cxd5 25. Bb4 Nd3 26. Bxe7 Re8 27. Bf6 Nxe5 28. Bxe5 Rxe5 29. Re1 Re6 30. Rxe6 fxe6 31. Rc1 Kf7 32. Rc6 a5 33. Ra6 a4 34. bxa4 bxa4 35. Rxa4 h5 36. f4 Ke7 37. Kf2 Kd6 38. Ke3 Kc5 39. h4 Kb5 40. Ra8 Kc4 41. Rd8 Kc3 42. a4 Kb4 43. Ra8 Kc5 44. a5 d4+ 45. Kd2 Kb5 46. a6 Kb6 47. Ke2 Be4 48. Re8 Bf5 49. Ra8 Be4 50. Rd8 Kxa6 51. Rxd4 Bf5 52. Rb4 Ka5 53. Rb8 Ka6 54. Ke3 Ka7 55. Rb2 Ka6 56. Kd4 Ka5 57. Ke5 Ka6 58. Kf6 Ka5 59. Re2 Kb5 60. Rxe6 Kc4 61. Rd6 Kc5 62. Ke5 Bb1 63. Rd1 Bf5 64. Rc1+ Kb6 65. Kf6 Kb5 66. Kg5 Kb6 67. Re1 Kc6 68. Re5 Bd3 69. Re6+ Kd5 70. Rxg6 1-0

[Event "FIDE World Uni Rapid-E 1st"]
[Site "Tornelo INT"]
[Date "2021.03.20"]
[Round "5"]
[White "Papakonstantinou, Dimitrios"]
[Black "Andria, LD Souza"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2251"]
[BlackElo "1786"]
[PlyCount "57"]
[EventDate "2021.03.20"]
[EventType "swiss (rapid)"]
[EventRounds "12"]
[EventCountry "NET"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Nf6 4. e5 Ne4 5. Be2 Nxc3 6. bxc3 e6 7. d4 c5 8. 0-0 Nc6 9. Ne1 Qa5 10. Bd2 Qa3 11. Nf3 b6 12. c4 dxc4 13. Bxc4 cxd4 14. Bb5 Bd7 15. Nxd4 Nxe5 16. Bf4 Bxb5 17. Nxb5 Qc5 18. Qe2 a6 19. Bxe5 axb5 20. Rfd1 Qc6 21. Rd3 f6 22. Bb2 Kf7 23. a3 Be7 24. Qh5+ g6 25. Qh6 Qxc2 26. Rd2 Qe4 27. Rad1 Ra7 28. h4 Rc7 29. Rd4 1-0

[Event "FIDE World Uni Rapid-E 1st"]
[Site "Tornelo INT"]
[Date "2021.03.20"]
[Round "1"]
[White "Papakonstantinou, Dimitrios"]
[Black "Arias Perez, Nathaly Milagros"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2251"]
[PlyCount "21"]
[EventDate "2021.03.20"]
[EventType "swiss (rapid)"]
[EventRounds "12"]
[EventCountry "NET"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 c5 5. dxe5 Ng4 6. exd6 f6 7. h3 Nxf2 8. Kxf2 Nd7 9. Bf4 g5 10. Nxg5 fxg5 11. Qh5# 1-0

[Event "FIDE World Uni Rapid-E 1st"]
[Site "Tornelo INT"]
[Date "2021.03.20"]
[Round "3"]
[White "Papakonstantinou, Dimitrios"]
[Black "Jabr, Mahmoud"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "2251"]
[PlyCount "45"]
[EventDate "2021.03.20"]
[EventType "swiss (rapid)"]
[EventRounds "12"]
[EventCountry "NET"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 Nc6 8. Be3 Qc7 9. g5 Nd7 10. Qd2 b5 11. 0-0-0 b4 12. Nce2 Nc5 13. f3 Ne5 14. Nf4 Rb8 15. Kb1 Bd7 16. h4 Bb5 17. Nxb5 axb5 18. Qxb4 Nxf3 19. Bxb5+ Ke7 20. a4 g6 21. Qc3 Ne5 22. Nd3 Rc8 23. Nxe5 1-0

[Event "Thessaloniki Cup Final 4"]
[Site "Thessaloniki"]
[Date "2020.09.20"]
[Round "2.1"]
[White "Papakonstantinou, Dimitrios"]
[Black "Kalogeris, Ioannis"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2250"]
[BlackElo "2306"]
[PlyCount "112"]
[EventDate "2020.09.19"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "GRE"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]
[WhiteTeam "Galaxias"]
[BlackTeam "Thessaloniki ES"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Nc3 Qf6 7. f4 a5 8. Qf3 Ne7 9. Be3 Bxe3 10. Qxe3 d6 11. 0-0-0 0-0 12. Be2 Re8 13. Qf3 Bb7 14. g4 Ng6 15. Rhf1 Qh4 16. Bc4 Ba6 17. Bxa6 Rxa6 18. g5 Rb6 19. Rd2 f6 20. Rg2 f5 21. Re2 fxe4 22. Rxe4 Rf8 23. Ne2 d5 24. Re6 Rb4 25. Rxc6 Re4 26. Qd3 Kh8 27. Rxc7 Qxh2 28. Qc3 d4 29. Nxd4 Nxf4 30. Kb1 Ne6 31. Rxf8+ Nxf8 32. Nb3 Qg1+ 33. Nc1 Qxg5 34. Rc8 Rf4 35. Qe3 Qf5 36. Rc5 Qe4 37. Qxe4 Rxe4 38. Rxa5 g6 39. Nd3 h5 40. b4 h4 41. Re5 Rg4 42. Re3 g5 43. b5 Rd4 44. c3 Rd6 45. a4 g4 46. Ne5 g3 47. Nf7+ Kg8 48. Ng5 Rd1+ 49. Kb2 Rh1 50. b6 g2 51. Nf3 Rh3 52. b7 Nd7 53. Re7 Rxf3 54. Rxd7 Rf8 55. Rd1 h3 56. Rg1 Rb8 0-1

[Event "Thessaloniki Cup Final 4"]
[Site "Thessaloniki"]
[Date "2020.09.19"]
[Round "1.2"]
[White "Papakonstantinou, Dimitrios"]
[Black "Bizopoulos, Alexandros"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2250"]
[BlackElo "2040"]
[PlyCount "119"]
[EventDate "2020.09.19"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "GRE"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]
[WhiteTeam "Galaxias"]
[BlackTeam "Kalamarias"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Be2 Nc6 6. Nf3 Nb4 7. 0-0 Bf5 8. Bb5+ c6 9. Ba4 e6 10. Ne2 Be7 11. Ng3 Bg4 12. h3 Bxf3 13. Qxf3 0-0 14. c3 Nbd5 15. Bc2 c5 16. Ne2 Qc7 17. Bg5 b5 18. dxc5 Qxc5 19. Rac1 Rad8 20. Bb1 a6 21. Bh4 Rd7 22. Bg3 Bd6 23. Bxd6 Rxd6 24. Nd4 Rfd8 25. g3 Ne7 26. Rfe1 Nc6 27. Nb3 Qd5 28. Qxd5 Rxd5 29. c4 bxc4 30. Rxc4 Ne5 31. Rc3 g6 32. Kf1 Rd1 33. f4 Rxe1+ 34. Kxe1 Ned7 35. Rc6 Nh5 36. Kf2 e5 37. f5 Nf8 38. Rxa6 Rd1 39. Be4 Nd7 40. Rc6 Nhf6 41. Bc2 Rh1 42. a4 e4 43. a5 Rh2+ 44. Ke3 Nd5+ 45. Kxe4 Nb4 46. Rc8+ Kg7 47. Nd4 Nf6+ 48. Kf3 g5 49. Ne2 h5 50. Bb3 g4+ 51. hxg4 Nxg4 52. Nf4 Rf2+ 53. Ke4 Nf6+ 54. Kd4 Rf3 55. Rc3 Rf2 56. Rc7 h4 57. Rxf7+ Kh6 58. Rxf6+ Kg5 59. Rg6+ Kxf5 60. Be6# 1-0

[Event "EU-ch Online U2300 Final"]
[Site "Chess.com INT"]
[Date "2020.05.26"]
[Round "5"]
[White "Curtacci, Sergio"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2038"]
[BlackElo "2250"]
[PlyCount "62"]
[EventDate "2020.05.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Bd3 0-0 5. 0-0 d6 6. Nbd2 Nbd7 7. c3 e5 8. Qc2 Re8 9. e4 h6 10. Re1 Nh5 11. Bf1 Nf8 12. dxe5 dxe5 13. Nc4 Bg4 14. Be2 Nf4 15. Bf1 Bxf3 16. gxf3 N8e6 17. Ne3 Qh4 18. Nd5 Nh3+ 19. Bxh3 Qxh3 20. Qe2 c6 21. Nb4 Bf6 22. Nd3 Bg5 23. Rd1 Rad8 24. Bxg5 Nxg5 25. Ne1 Qh5 26. Rxd8 Rxd8 27. Rd1 Rxd1 28. Qxd1 Kg7 29. Qd3 Nh3+ 30. Kf1 Nf4 31. Kg1 Nxd3 0-1

[Event "EU-ch Online U2300 Final"]
[Site "Chess.com INT"]
[Date "2020.05.26"]
[Round "2"]
[White "Gasimov, Parviz"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "2337"]
[BlackElo "2250"]
[PlyCount "71"]
[EventDate "2020.05.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 Bd6 6. 0-0 0-0 7. exd5 Nxd5 8. Nc3 Nxc3 9. bxc3 Bg4 10. h3 Bh5 11. Re1 Re8 12. g4 Bg6 13. h4 Qd7 14. Ng5 h6 15. h5 Bxh5 16. gxh5 hxg5 17. Bxg5 Qf5 18. Bh4 Nd7 19. Re3 Nc5 20. Rg3 Nxb3 21. axb3 Re6 22. Ra4 Bc5 23. Qe2 e4 24. dxe4 Qe5 25. Rg5 Qf4 26. e5 Qc1+ 27. Kg2 Rae8 28. Rag4 Bf8 29. Qf3 Qxc2 30. Rxg7+ Bxg7 31. Bf6 Qh7 32. Qg3 Kf8 33. Rxg7 Qh8 34. h6 Rxe5 35. h7 Rg5 36. Qxg5 1-0

[Event "EU-ch Online U2300 Final"]
[Site "Chess.com INT"]
[Date "2020.05.26"]
[Round "7"]
[White "Kacprzak, Kacper"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1977"]
[BlackElo "2250"]
[PlyCount "69"]
[EventDate "2020.05.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. c3 0-0 6. Bb3 h6 7. Nbd2 d5 8. Qe2 Re8 9. h3 b6 10. Ba4 Qd7 11. b4 Bf8 12. 0-0 Bb7 13. Bb2 Rad8 14. Bb3 Ba6 15. b5 Bxb5 16. exd5 Nxd5 17. Bxd5 Qxd5 18. c4 Qxd3 19. Qxd3 Rxd3 20. cxb5 Nb4 21. Rac1 Bd6 22. Ne4 f5 23. Nxd6 cxd6 24. a3 Rb3 25. axb4 Rxb2 26. Rc7 Rxb4 27. Rxa7 Rxb5 28. Rd7 Rf8 29. Rxd6 Rb8 30. Re1 e4 31. Nd4 Rc5 32. g4 fxg4 33. hxg4 b5 34. Ne6 Re5 35. f4 1-0

[Event "EU-ch Online U2300 Final"]
[Site "Chess.com INT"]
[Date "2020.05.26"]
[Round "8"]
[White "Papakonstantinou, Dimitrios"]
[Black "Ranaldi, Lucas"]
[Result "1-0"]
[ECO "C91"]
[WhiteElo "2250"]
[BlackElo "2353"]
[PlyCount "103"]
[EventDate "2020.05.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. d4 Bg4 10. Be3 Bh5 11. h3 exd4 12. cxd4 d5 13. e5 Ne4 14. Nc3 Nxc3 15. bxc3 Na5 16. Bc2 Nc4 17. g4 Bg6 18. Bf5 c6 19. Qd3 Kh8 20. Kh2 a5 21. Bf4 b4 22. Rg1 bxc3 23. Qxc3 Rb8 24. Rab1 Rb4 25. Qd3 Qb6 26. Rxb4 axb4 27. h4 Ra8 28. h5 Ra3 29. Qe2 Bxf5 30. gxf5 Rxf3 31. Qxf3 Qxd4 32. Qg3 Bf8 33. e6 fxe6 34. fxe6 Kg8 35. h6 g6 36. Re1 Qxf4 37. Qxf4 Bd6 38. Kg3 Bxf4+ 39. Kxf4 Kf8 40. e7+ Ke8 41. Kg5 Nd6 42. Kf6 Nf5 43. Rc1 Kd7 44. Rxc6 Nxe7 45. Rb6 Nf5 46. Rb7+ Kc6 47. Rxh7 d4 48. Rh8 d3 49. Rc8+ Kd7 50. h7 d2 51. h8Q d1Q 52. Qd8# 1-0

[Event "EU-ch Online U2300 Final"]
[Site "Chess.com INT"]
[Date "2020.05.26"]
[Round "6"]
[White "Papakonstantinou, Dimitrios"]
[Black "Schekachikhin, Maksim"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2250"]
[BlackElo "2406"]
[PlyCount "149"]
[EventDate "2020.05.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 c6 5. g3 Nf6 6. Bg2 Bg4 7. Nge2 e6 8. h3 Bxe2 9. Nxe2 Nbd7 10. 0-0 Qc7 11. c4 Bd6 12. c5 Be7 13. Bf4 Qc8 14. Nc3 0-0 15. Re1 Rd8 16. Qc2 Bf8 17. b4 a6 18. a4 Nd5 19. Bg5 Re8 20. Qb3 h6 21. Bd2 Be7 22. b5 axb5 23. axb5 Bf6 24. Qc4 Nxc3 25. Bxc3 Rxa1 26. Bxa1 Rd8 27. Qa4 Nb8 28. Rb1 Qd7 29. Qa7 Bxd4 30. Bxd4 Qxd4 31. Qxb7 cxb5 32. c6 Nxc6 33. Bxc6 h5 34. h4 g6 35. Qxb5 Qf6 36. Bg2 Rd2 37. Qc5 Kg7 38. Rb8 Rd1+ 39. Kh2 Rd8 40. Rb4 Rd7 41. Rf4 Qb2 42. Re4 Rd5 43. Qe3 Rf5 44. Rf4 Rxf4 45. Qxf4 Qc3 46. Qe3 Qb2 47. Be4 Qf6 48. Kg2 Qb2 49. Qf3 Qd4 50. Bc6 f5 51. Qf4 Qc3 52. Qc7+ Kh6 53. Qd6 Qc4 54. Bd7 Qe4+ 55. Kh2 Qe2 56. Qf4+ Kg7 57. Kg2 e5 58. Qf3 Qd2 59. Qc6 f4 60. Be8 Qd3 61. Qd7+ Qxd7 62. Bxd7 Kf6 63. Be8 Kf5 64. Bd7+ Kf6 65. Kf3 fxg3 66. Kxg3 g5 67. Be8 gxh4+ 68. Kxh4 Kf5 69. Bxh5 Kf4 70. Kh3 e4 71. Kg2 Kg5 72. Bd1 Kf4 73. Kf1 Ke5 74. Ke2 Kf4 75. Bb3 1-0

[Event "EU-ch Online U2300 Final"]
[Site "Chess.com INT"]
[Date "2020.05.26"]
[Round "3"]
[White "Papakonstantinou, Dimitrios"]
[Black "Tsomaia, Nikoloz"]
[Result "0-1"]
[ECO "C95"]
[WhiteElo "2250"]
[BlackElo "2240"]
[PlyCount "108"]
[EventDate "2020.05.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 c5 16. d5 c4 17. Bg5 h6 18. Be3 Nc5 19. Qd2 h5 20. Bg5 Be7 21. Nf1 Nfd7 22. Be3 Qc7 23. a5 Bf6 24. g4 hxg4 25. hxg4 Kh7 26. g5 Be7 27. Kg2 Rh8 28. N1h2 Kg7 29. Ng4 Rh5 30. Rh1 Rah8 31. Nh6 Rxh1 32. Rxh1 Qxa5 33. Nh4 Qd8 34. Qc1 Nd3 35. Bxd3 cxd3 36. Rh3 Nc5 37. f3 Nb3 38. Qh1 Bc8 39. Rg3 Kf8 40. Qd1 Rxh6 41. gxh6 Bxh4 42. Qh1 Kg8 43. f4 Bxg3 44. Kxg3 exf4+ 45. Bxf4 Qd7 46. Qh4 d2 47. Qf6 Qg4+ 48. Kf2 Qxf4+ 49. Qxf4 d1Q 50. Qf6 Qd2+ 51. Kg1 Qxh6 52. Qd8+ Kg7 53. Qxc8 Qe3+ 54. Kh2 Qxe4 0-1

[Event "EU-ch Online U2300 Final"]
[Site "Chess.com INT"]
[Date "2020.05.26"]
[Round "1"]
[White "Papakonstantinou, Dimitrios"]
[Black "Yanev, Pavel"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2250"]
[BlackElo "2267"]
[PlyCount "110"]
[EventDate "2020.05.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Be6 7. N1c3 a6 8. Na3 Nf6 9. Be2 Nd4 10. 0-0 Rc8 11. Be3 Nxe2+ 12. Qxe2 Be7 13. h3 0-0 14. Rfd1 Qa5 15. Rac1 Qb4 16. Nd5 Nxd5 17. cxd5 Bd7 18. f3 h6 19. Qd2 Qxd2 20. Bxd2 f5 21. Rxc8 Rxc8 22. Rc1 Rxc1+ 23. Bxc1 b5 24. b4 f4 25. Bd2 g5 26. Nc2 h5 27. Be1 g4 28. hxg4 hxg4 29. Bf2 Bd8 30. Ba7 Kf7 31. Ne1 Ke8 32. Nd3 Bc7 33. Kf1 Kd8 34. Ke2 Kc8 35. Bf2 Kb7 36. Kd2 Kc8 37. Ke2 Kd8 38. Ba7 Ke7 39. Bf2 Kf7 40. Ba7 Kg6 41. Bf2 Kh5 42. Kf1 Bc8 43. Kg1 gxf3 44. g3 fxg3 45. Bxg3 Kg4 46. Bf2 Bd7 47. Ba7 Be8 48. Be3 Bg6 49. Nf2+ Kh4 50. Kh2 Bd8 51. a3 Be7 52. Bd2 Kh5 53. Kh3 Bh4 54. Ng4 Bxe4 55. Be3 Bf5 0-1

[Event "EU-ch Online U2300 Final"]
[Site "Chess.com INT"]
[Date "2020.05.26"]
[Round "4"]
[White "Paulet, Iozefina"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2300"]
[BlackElo "2250"]
[PlyCount "84"]
[EventDate "2020.05.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. Re1 0-0 8. c3 d6 9. d4 Bb6 10. h3 h6 11. a4 Bb7 12. d5 Ne7 13. axb5 axb5 14. Rxa8 Bxa8 15. Qd3 c6 16. dxc6 Bxc6 17. Nbd2 Ng6 18. Bc2 Nf4 19. Qf1 N6h5 20. Kh2 Bd7 21. Rd1 Be6 22. Bb3 Qa8 23. Bxe6 fxe6 24. g3 Ng6 25. Kg2 d5 26. exd5 exd5 27. Qxb5 Ba7 28. Nf1 d4 29. Qb3+ Kh8 30. cxd4 e4 31. Ne5 Nxe5 32. dxe5 Rxf2+ 33. Kh1 e3+ 34. Qd5 Rxf1+ 35. Kh2 Qxd5 36. Rxd5 Rxc1 37. e6 Nf6 38. Rd8+ Kh7 39. e7 e2 40. e8Q Nxe8 41. Rxe8 e1Q 42. Rxe1 Rxe1 0-1

[Event "EU-ch Online U2300 Qual"]
[Site "Chess.com INT"]
[Date "2020.05.25"]
[Round "4"]
[White "Aliakbarov, Anar Samir Oglu"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "E98"]
[WhiteElo "2219"]
[BlackElo "2250"]
[PlyCount "152"]
[EventDate "2020.05.25"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. Bd2 c6 12. b4 Nf6 13. f3 cxd5 14. cxd5 Bd7 15. a4 a6 16. a5 Rc8 17. Nf2 Nh5 18. Na4 Bxa4 19. Qxa4 Nf4 20. Rfe1 Nxe2+ 21. Rxe2 Rc4 22. Rc1 Qc7 23. Ree1 fxe4 24. Qb3 Rxc1 25. Rxc1 Qd7 26. Nxe4 Nf5 27. Qc4 Nd4 28. Be3 Nb5 29. Ng5 Bh6 30. Qh4 Bxg5 31. Qxg5 Qf7 32. Rd1 Nc3 33. Rd3 Nxd5 34. Bd2 Qe6 35. h4 Nf6 36. Bc3 Rc8 37. Qd2 Rc6 38. Qe1 Qc4 39. Qd1 Nh5 40. Be1 Qe6 41. Bd2 Ng3 42. Qe1 Qc4 43. Qe3 Qxh4 44. Qh6 Qxh6 45. Bxh6 Nf5 46. Bd2 Kf7 47. g4 Nd4 48. Kg2 Nb5 49. Kg3 Ke6 50. Kh4 d5 51. Kg5 Rc2 52. Kh6 Rc7 53. Bg5 Rf7 54. Rd1 d4 55. Rd3 Kd5 56. Rd1 Nc3 57. Rd3 Kc4 58. Rd2 d3 59. Be3 Nd5 60. Bc5 Kc3 61. Rd1 d2 62. Bd6 Kc2 63. Rxd2+ Kxd2 64. Bxe5 Nxb4 65. Bg7 Rxf3 66. Kxh7 Rg3 67. g5 Nc6 68. Kxg6 Nxa5 69. Bf8 Nc6 70. Bd6 Rg2 71. Kf6 b5 72. g6 b4 73. Bf4+ Kd3 74. g7 Nd4 75. Bg5 Rxg5 76. Kxg5 Ne6+ 0-1

[Event "EU-ch Online U2300 Qual"]
[Site "Chess.com INT"]
[Date "2020.05.25"]
[Round "6"]
[White "Lahdelma, Henri"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "2264"]
[BlackElo "2250"]
[PlyCount "70"]
[EventDate "2020.05.25"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Na6 8. Bg5 h6 9. Bh4 Qe8 10. d5 Nh5 11. Re1 Bd7 12. Nd2 Nf4 13. Bf1 f5 14. f3 Qf7 15. Rb1 g5 16. Bf2 g4 17. exf5 Bxf5 18. Nce4 Qg6 19. Qb3 gxf3 20. g3 b6 21. Qxf3 Nc5 22. Bxc5 bxc5 23. Qe3 h5 24. Kh1 Nh3 25. Bg2 Bh6 26. Qe2 Bg4 27. Qd3 Bf5 28. Qe2 h4 29. Ra1 hxg3 30. Nxg3 Bg4 31. Bf3 Bxd2 32. Bxg4 Nf2+ 33. Kg2 Qxg4 34. Qxd2 Qf3+ 35. Kg1 Nh3# 0-1

[Event "EU-ch Online U2300 Qual"]
[Site "Chess.com INT"]
[Date "2020.05.25"]
[Round "7"]
[White "Papakonstantinou, Dimitrios"]
[Black "Khachatryan, Veronika"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2250"]
[BlackElo "1869"]
[PlyCount "103"]
[EventDate "2020.05.25"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 d6 6. Nc3 Nf6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd1 a5 11. 0-0 a4 12. Rb1 Be6 13. Qd2 Qa5 14. Rfc1 Rfc8 15. f3 Bxc4 16. Bxc4 Rxc4 17. Nd5 Qxd2 18. Nxf6+ Bxf6 19. Bxd2 Rac8 20. Rd1 Rc2 21. b3 a3 22. Rbc1 Bb2 23. Rxc2 Rxc2 24. Bb4 Kg7 25. Rd2 Rc1+ 26. Kf2 Ra1 27. Ke2 Kf6 28. Kd3 b5 29. Bc3+ Bxc3 30. Kxc3 Rc1+ 31. Kb4 Rc5 32. Kxa3 Ke5 33. Kb4 Kf4 34. a4 bxa4 35. bxa4 f5 36. exf5 gxf5 37. a5 Ke3 38. Ra2 Rc8 39. a6 d5 40. a7 Ra8 41. Ra3+ Kf2 42. f4 Kxg2 43. h4 h5 44. Kc5 Rxa7 45. Rxa7 Kf3 46. Kxd5 Kxf4 47. Ra4+ Kg3 48. Ke5 e6 49. Rb4 Kf3 50. Kxe6 f4 51. Kf5 Kg3 52. Rxf4 1-0

[Event "EU-ch Online U2300 Qual"]
[Site "Chess.com INT"]
[Date "2020.05.25"]
[Round "3"]
[White "Papakonstantinou, Dimitrios"]
[Black "Nareks, Matic"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2250"]
[BlackElo "2015"]
[PlyCount "51"]
[EventDate "2020.05.25"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. Be3 Bg7 9. f3 0-0 10. Qd2 a5 11. Be2 a4 12. 0-0 Qa5 13. Rab1 Be6 14. Rfc1 Rfc8 15. b4 axb3 16. axb3 Nd7 17. b4 Qa3 18. Nd5 Bxd5 19. cxd5 Bc3 20. Qc2 Nf8 21. Rb3 Bxb4 22. Rxa3 Rxc2 23. Rxa8 Rxe2 24. Bh6 Bc5+ 25. Rxc5 dxc5 26. Rxf8# 1-0

[Event "EU-ch Online U2300 Qual"]
[Site "Chess.com INT"]
[Date "2020.05.25"]
[Round "1"]
[White "Papakonstantinou, Dimitrios"]
[Black "Prydun, Andriy"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2250"]
[BlackElo "2254"]
[PlyCount "86"]
[EventDate "2020.05.25"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. g3 Nf6 7. Bg2 Nbd7 8. Qe2 dxe4 9. Nxe4 Nxe4 10. Qxe4 Nf6 11. Qe2 Be7 12. c3 0-0 13. 0-0 Nd5 14. d4 b5 15. Bd2 Rb8 16. b3 Bf6 17. Rad1 Qc8 18. Rfe1 Qa6 19. a4 Rfd8 20. Ra1 Qb6 21. axb5 cxb5 22. c4 bxc4 23. bxc4 Ne7 24. Ba5 Qxd4 25. Bxd8 Qxd8 26. Rxa7 Nf5 27. Rd1 Qb6 28. Rad7 h6 29. Qe4 Nxg3 30. Rb7 Nxe4 31. Rxb6 Rxb6 32. Bxe4 Rb8 33. c5 Kf8 34. c6 Rd8 35. Rb1 Ke7 36. Rb7+ Kd6 37. Rxf7 Rc8 38. Bf3 Rc7 39. Rxc7 Kxc7 40. Kf1 Kd6 41. Ke2 Bd8 42. Be4 Ke5 43. Bg2 Bb6 1/2-1/2

[Event "EU-ch Online U2300 Qual"]
[Site "Chess.com INT"]
[Date "2020.05.25"]
[Round "5"]
[White "Papakonstantinou, Dimitrios"]
[Black "Reshetniak, Vitaly"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "2250"]
[BlackElo "2026"]
[PlyCount "90"]
[EventDate "2020.05.25"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Be7 7. Be3 Nf6 8. 0-0 0-0 9. Qe2 Nc6 10. f4 d6 11. N1d2 e5 12. f5 d5 13. Kh1 Qc7 14. Bg5 d4 15. g4 h6 16. Bh4 Bd7 17. g5 hxg5 18. Bxg5 Nb4 19. Rg1 Rfc8 20. Qg2 Nxd3 21. cxd3 Kf8 22. Qh3 Kg8 23. Qg2 Kf8 24. Rac1 Qb6 25. Nc4 Rxc4 26. Rxc4 Bb5 27. Bxf6 Bxf6 28. Rcc1 Bxd3 29. Nc5 Bb5 30. Qh3 Rd8 31. Qb3 d3 32. a4 d2 33. Rc3 Be7 34. axb5 Bxc5 35. Rd1 axb5 36. Rd3 Rxd3 37. Qxd3 Be3 38. Kg2 Kg8 39. Kf3 Qh6 40. Kg2 Qf4 41. Qe2 Qxe4+ 42. Qf3 Qd3 43. Ra1 Qc2 44. Ra8+ Kh7 45. Qh5+ Bh6 0-1

[Event "EU-ch Online U2300 Qual"]
[Site "Chess.com INT"]
[Date "2020.05.25"]
[Round "2"]
[White "Sargissyan, Sargis"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2269"]
[BlackElo "2250"]
[PlyCount "62"]
[EventDate "2020.05.25"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "NET"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. d3 0-0 8. Nc3 h6 9. Nd5 d6 10. c3 Nxd5 11. Bxd5 Bd7 12. a4 Rb8 13. b4 Bb6 14. Be3 Ne7 15. Bb3 Kh8 16. axb5 axb5 17. Bxb6 Rxb6 18. d4 Ng6 19. Qd2 Bg4 20. Qe3 Qf6 21. Nd2 Nf4 22. f3 Bc8 23. Ra7 Qg5 24. Kf2 Qxg2+ 25. Ke1 Bh3 26. Kd1 Qxh2 27. Rg1 Rc6 28. Re1 Ng2 29. Qf2 Rxc3 30. Nf1 Qf4 31. Bc2 Nxe1 0-1

[Event "Graz op-A"]
[Site "Graz"]
[Date "2020.02.21"]
[Round "9"]
[White "Papakonstantinou, Dimitrios"]
[Black "Golecki, Jan"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2275"]
[BlackElo "2112"]
[PlyCount "68"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

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 Nb6 10. b3 g6 11. Bb2 Bg7 12. 0-0-0 0-0 13. h4 Rfe8 14. f4 d6 15. Re1 d5 16. Rh3 dxc4 17. Qe4 Bc8 18. Rc3 cxb3 19. Nxb3 Nd5 20. Rxc6 Nb4 21. Ba3 Nd3+ 22. Bxd3 Qxa3+ 23. Kb1 Bb7 24. Bb5 Rab8 25. Qc4 Bxc6 26. Bxc6 Rb4 27. Qc2 Reb8 28. Bd5 Rxf4 29. Qxc7 Qb4 30. Rd1 Qb6 31. Qe7 Rf2 32. h5 gxh5 33. Bc4 Qg6+ 34. Bd3 Qxg2 0-1

[Event "Graz op-A"]
[Site "Graz"]
[Date "2020.02.20"]
[Round "8"]
[White "Murray, David"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "B93"]
[WhiteElo "2145"]
[BlackElo "2275"]
[PlyCount "57"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Qc7 8. Bd3 Be7 9. 0-0 b5 10. Qe1 Nbd7 11. Kh1 0-0 12. Nh4 g6 13. f5 Bb7 14. Bh6 Rfe8 15. Qg3 Nh5 16. Qh3 Ndf6 17. Nd5 Nxd5 18. fxg6 hxg6 19. exd5 Bxh4 20. Qxh4 Bxd5 21. Rf5 Ng7 22. Rg5 Qe7 23. Qg3 Ra7 24. Bxg7 Kxg7 25. Bxg6 Kf8 26. Rf1 Qe6 27. Qh4 Rc8 28. Bf5 Qf6 29. Rg8+ 1-0

[Event "Graz op-A"]
[Site "Graz"]
[Date "2020.02.19"]
[Round "7"]
[White "Papakonstantinou, Dimitrios"]
[Black "Tuncer, Tuna"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2275"]
[BlackElo "2351"]
[PlyCount "74"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 0-0 10. 0-0-0 Nbd7 11. g4 b5 12. Rg1 Nb6 13. g5 Nh5 14. Na5 Qc7 15. Nd5 Nxd5 16. exd5 Bd7 17. Bd3 g6 18. Nc6 Bxc6 19. dxc6 d5 20. c3 Qxc6 21. Bc2 Rad8 22. Kb1 Rd7 23. Bb3 Rfd8 24. Qf2 Ng7 25. h4 Nf5 26. Rge1 b4 27. Bc1 bxc3 28. Rxe5 d4 29. bxc3 dxc3 30. Rde1 Rd2 31. R5e2 c2+ 32. Kb2 Bb4 33. a3 Qc3+ 34. Ka2 Nd4 35. Re8+ Rxe8 36. Rxe8+ Bf8 37. Re3 Qxb3+ 0-1

[Event "Graz op-A"]
[Site "Graz"]
[Date "2020.02.18"]
[Round "6"]
[White "Ioannidis, Evgenios"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2399"]
[BlackElo "2275"]
[PlyCount "61"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Re1 Nbd7 7. e4 e5 8. Nc3 c6 9. a4 Qc7 10. Bg5 Re8 11. h3 b6 12. Qd2 a6 13. Red1 Rb8 14. Bh6 b5 15. Bxg7 Kxg7 16. axb5 axb5 17. b4 Nb6 18. dxe5 dxe5 19. Qd6 Qxd6 20. Rxd6 Bb7 21. Bf1 Nfd7 22. Rad1 Rbd8 23. h4 Kf8 24. Bh3 Ke7 25. Ng5 f6 26. Re6+ Kf8 27. Nxh7+ Kf7 28. Red6 Bc8 29. Bxd7 Rxd7 30. Rxf6+ Kg7 31. Rxc6 1-0

[Event "Graz op-A"]
[Site "Graz"]
[Date "2020.02.18"]
[Round "5"]
[White "Papakonstantinou, Dimitrios"]
[Black "Halvax, Georg"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2275"]
[BlackElo "2428"]
[PlyCount "82"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7 11. Bd3 Ne7 12. Nxe7 Qxe7 13. c4 f5 14. 0-0 0-0 15. Qh5 d5 16. cxd5 Qd8 17. exf5 Qxd5 18. f6 Qxd3 19. fxg7 Re8 20. Rfe1 Qg6 21. Rxe5 Qxh5 22. Rxh5 Re2 23. b3 Be6 24. Kf1 Rb2 25. Re5 Rc8 26. Re2 Rxe2 27. Kxe2 b4 28. Nc4 Bxc4+ 29. bxc4 Rxc4 30. Kd2 a5 31. Rb1 Kxg7 32. Rb3 h5 33. Rf3 Kg6 34. a3 bxa3 35. Rxa3 a4 36. Rd3 f6 37. Rd7 Rb4 38. Ra7 Rb2+ 39. Ke3 Rb3+ 40. Kf4 a3 41. h4 Rb4+ 1/2-1/2

[Event "Graz op-A"]
[Site "Graz"]
[Date "2020.02.17"]
[Round "4"]
[White "Kozak, Antoni"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "2372"]
[BlackElo "2275"]
[PlyCount "90"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 e5 7. d5 Nh5 8. g3 Qe7 9. Nh4 a5 10. Ng2 Na6 11. Be2 Nf6 12. h4 c6 13. h5 cxd5 14. cxd5 Nc5 15. Rh4 Bd7 16. a4 Rfc8 17. Ra3 Rc7 18. Be3 Qe8 19. Kf1 Rac8 20. Ne1 Bf8 21. Nd3 b6 22. Nxc5 bxc5 23. Bg5 Be7 24. Qd2 c4 25. Kg2 Rb7 26. Ra1 Rcb8 27. Rah1 Bxa4 28. Qe3 Bb3 29. g4 Qd8 30. hxg6 fxg6 31. Qh3 Nh5 32. gxh5 Bxg5 33. Rg4 gxh5 34. Qxh5 Rg7 35. Rg3 Qf6 36. Bg4 h6 37. Nb5 Rf8 38. Be6+ Kh8 39. Bf5 Bc2 40. Nxd6 Qxd6 41. Rxg5 Rxg5+ 42. Qxg5 Rg8 43. Rh4 Rxg5+ 44. Kh3 Qb6 45. Rxh6+ Qxh6# 0-1

[Event "Graz op-A"]
[Site "Graz"]
[Date "2020.02.16"]
[Round "3"]
[White "Papakonstantinou, Dimitrios"]
[Black "Mayrhuber, Nikola"]
[Result "1-0"]
[ECO "E46"]
[WhiteElo "2275"]
[BlackElo "2017"]
[PlyCount "73"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 Re8 6. a3 Bf8 7. Ng3 d5 8. Qc2 b6 9. Be2 c5 10. dxc5 bxc5 11. 0-0 Nbd7 12. Rd1 Bb7 13. cxd5 exd5 14. Bf3 Re5 15. b3 Qe8 16. Bb2 Rg5 17. h4 Rxg3 18. fxg3 Qxe3+ 19. Kh1 Qe6 20. Re1 Qd6 21. Qf2 Qb6 22. Rab1 a5 23. Bc1 d4 24. Na4 Qb5 25. Qe2 d3 26. Nc3 Bxf3 27. Qxf3 Qa6 28. Bf4 c4 29. bxc4 Nc5 30. Nd5 Rd8 31. Bg5 Qxc4 32. Nxf6+ gxf6 33. Bxf6 Rc8 34. Qf5 Ne6 35. Rbd1 Bxa3 36. Re4 Rc5 37. Qg4+ 1-0

[Event "Graz op-A"]
[Site "Graz"]
[Date "2020.02.15"]
[Round "2"]
[White "Handler, Lukas"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2422"]
[BlackElo "2275"]
[PlyCount "66"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Be2 0-0 6. Be3 Nc6 7. d5 Ne5 8. f4 Neg4 9. Bd2 Nh6 10. h3 e6 11. g4 exd5 12. cxd5 Re8 13. Qc2 c6 14. 0-0-0 b5 15. dxc6 b4 16. e5 dxe5 17. Nb5 Qa5 18. a3 Nd5 19. Bc4 exf4 20. Qb3 Be6 21. Nd6 Qc5 22. Nxe8 Rxe8 23. Kb1 bxa3 24. Nf3 axb2 25. Rhe1 Rc8 26. Ne5 a5 27. Qb5 Qxb5 28. Bxb5 Rb8 29. Bc4 a4 30. Bxd5 Bxd5 31. c7 Ra8 32. Bxf4 a3 33. Rxd5 a2+ 1-0

[Event "Belgrade Trophy 33rd"]
[Site "Belgrade"]
[Date "2019.11.30"]
[Round "7"]
[White "Papakonstantinou, Dimitrios"]
[Black "Khubukshanov, Erdem"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2298"]
[BlackElo "2189"]
[PlyCount "78"]
[EventDate "2019.11.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Bd3 Be7 8. Qe2 d6 9. f4 a6 10. Be3 Qc7 11. g4 b5 12. g5 Nd7 13. 0-0-0 Bb7 14. Kb1 Rc8 15. h4 Nb4 16. Qf2 d5 17. exd5 Nxd5 18. Nxd5 Bxd5 19. Rh3 0-0 20. h5 f5 21. gxf6 Nxf6 22. Rg1 Ne4 23. Qg2 Nc3+ 24. bxc3 Bxg2 25. Rxg2 Bf6 26. Bd4 Qxf4 27. Rhg3 e5 28. Be3 Qh4 29. Nc5 Qxh5 30. Nd7 Rc7 31. Nxf8 Kxf8 32. Bg5 Qd1+ 33. Kb2 Bxg5 34. Rxg5 Qe1 35. Bxh7 Qxc3+ 36. Kb1 Rf7 37. Rg1 Rf4 38. Rxg7 Rb4+ 39. Kc1 Qe3+ 0-1

[Event "Belgrade Trophy 33rd"]
[Site "Belgrade"]
[Date "2019.11.29"]
[Round "6"]
[White "Petrovic, Aleksa"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2059"]
[BlackElo "2298"]
[PlyCount "176"]
[EventDate "2019.11.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. g3 e5 5. Nf3 Qc7 6. Bg2 Be7 7. h3 b5 8. a3 Nbd7 9. 0-0 Nb6 10. b3 0-0 11. Be3 a5 12. dxe5 dxe5 13. Nxe5 Qxe5 14. Bxb6 c5 15. Nd5 Nxd5 16. Qxd5 Qxd5 17. exd5 Bd6 18. b4 cxb4 19. axb4 Bxb4 20. Rfb1 Bf5 21. d6 Ra6 22. Rxb4 Rxb6 23. Rxa5 Rxd6 24. c4 Rd4 25. Raxb5 g6 26. c5 Rd1+ 27. Kh2 Rc1 28. c6 Kg7 29. g4 Be6 30. g5 Rc8 31. Rb8 R8xc6 32. Bxc6 Rxc6 33. Rd4 h6 34. h4 hxg5 35. hxg5 Rc8 36. Rxc8 Bxc8 37. Rd6 Bf5 38. Kg3 Bb1 39. Kf4 Ba2 40. Ke5 Bb3 41. Rd3 Bc4 42. Ra3 Be6 43. Kd6 Bc4 44. Ke7 Bd5 45. f4 Be6 46. Re3 Ba2 47. Kd6 Bc4 48. Ke5 Be6 49. Rf3 Bf5 50. Kd6 Be6 51. Ke7 Bd5 52. Rd3 Be6 53. Rd6 Ba2 54. f5 gxf5 55. Rf6 Bb3 56. Rxf5 Kg6 57. Rb5 Be6 58. Kf8 Bc4 59. Rc5 Be6 60. Ke7 Bf5 61. Re5 Be6 62. Kd6 Bf5 63. Kd5 Kxg5 64. Re1 Bg4 65. Ke5 f6+ 66. Kd6 Kf4 67. Ke7 f5 68. Kf6 Bh3 69. Rb1 Bg2 70. Rb4+ Be4 71. Ra4 Ke3 72. Ke5 Bd3 73. Rh4 f4 74. Rxf4 Bh7 75. Rh4 Bg6 76. Rh3+ Kd2 77. Kd4 Kc2 78. Rh2+ Kb3 79. Rh6 Bf7 80. Rb6+ Kc2 81. Rc6+ Kb2 82. Kd3 Bg8 83. Rb6+ Ka1 84. Kc3 Bd5 85. Rb2 Be6 86. Re2 Bg8 87. Re8 Bf7 88. Re1+ Ka2 1/2-1/2

[Event "Belgrade Trophy 33rd"]
[Site "Belgrade"]
[Date "2019.11.28"]
[Round "5"]
[White "Papakonstantinou, Dimitrios"]
[Black "Borsuk, Konstantin"]
[Result "0-1"]
[ECO "C16"]
[WhiteElo "2298"]
[BlackElo "2416"]
[PlyCount "104"]
[EventDate "2019.11.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 b6 5. a3 Bf8 6. Nf3 Ne7 7. Bg5 h6 8. Bh4 Qd7 9. b4 Nf5 10. Bg3 Nc6 11. Bf4 g5 12. Bc1 g4 13. b5 Na5 14. Ng1 c5 15. bxc6 Nxc6 16. Be3 h5 17. Qd2 Bb7 18. Nge2 0-0-0 19. Ng3 Nxe3 20. fxe3 h4 21. Nge2 h3 22. gxh3 gxh3 23. Rg1 f6 24. exf6 e5 25. 0-0-0 Bxa3+ 26. Kb1 Kb8 27. dxe5 Nxe5 28. Nd4 a6 29. Nce2 Qd6 30. Nf4 Qxf6 31. Qc3 Bd6 32. Bxh3 Rxh3 33. Nxh3 Rc8 34. Qb3 Nc4 35. Nf4 Qe5 36. Rg6 Bc5 37. Re6 Qh8 38. h3 b5 39. Qd3 Na3+ 40. Ka2 Nc4 41. Qe2 Bxd4 42. exd4 Qf8 43. Qf3 Qb4 44. Qb3 Qa5+ 45. Kb1 Na3+ 46. Kb2 Rxc2+ 47. Qxc2 Nxc2 48. Kxc2 Qc7+ 49. Kd3 Qxf4 50. Re3 Bc8 51. Rde1 Bf5+ 52. Kc3 Qc7+ 0-1

[Event "Belgrade Trophy 33rd"]
[Site "Belgrade"]
[Date "2019.11.27"]
[Round "4"]
[White "Nikolic, Matija"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "1953"]
[BlackElo "2298"]
[PlyCount "70"]
[EventDate "2019.11.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 0-0 6. Nge2 Nfd7 7. Be3 c5 8. Qd2 Nc6 9. Bc2 cxd4 10. Nxd4 Nde5 11. Nxc6 bxc6 12. Bb3 Be6 13. c5 Nc4 14. Bxc4 Bxc4 15. cxd6 exd6 16. Bd4 Bxd4 17. Qxd4 d5 18. 0-0-0 c5 19. Qxc5 Bxa2 20. Qa3 Qg5+ 21. Kc2 Bc4 22. b3 d4 23. bxc4 dxc3 24. Qxc3 Qxg2 25. Qe3 Rfe8 26. e5 Rac8 27. Kc3 Qc6 28. Qf4 a5 29. Rhe1 Qa4 30. Rb1 Red8 31. e6 fxe6 32. Rxe6 Qa3+ 33. Rb3 Qa1+ 34. Rb2 Rb8 35. Ree2 Qa3+ 0-1

[Event "Belgrade Trophy 33rd"]
[Site "Belgrade"]
[Date "2019.11.25"]
[Round "2"]
[White "Shoshin, Kirill"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "E75"]
[WhiteElo "2068"]
[BlackElo "2298"]
[PlyCount "56"]
[EventDate "2019.11.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRB"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c5 7. d5 e6 8. Qd2 exd5 9. exd5 Qb6 10. Nf3 Bf5 11. Nh4 Ne4 12. Nxe4 Bxe4 13. f3 h6 14. Be3 Qxb2 15. Qxb2 Bxb2 16. Kd2 Bxa1 17. Rxa1 Bf5 18. Nxf5 gxf5 19. Bxh6 Re8 20. Bf4 Rd8 21. Bd3 Na6 22. g4 Kf8 23. Bg5 Re8 24. gxf5 f6 25. Bxf6 Kf7 26. Bg5 Nc7 27. a4 a6 28. a5 Rab8 1/2-1/2

[Event "Kavala op 28th"]
[Site "Kavala"]
[Date "2019.08.11"]
[Round "9"]
[White "Papakonstantinou, Dimitrios"]
[Black "Pavlidis, Antonios"]
[Result "0-1"]
[ECO "B89"]
[WhiteElo "2298"]
[BlackElo "2559"]
[PlyCount "66"]
[EventDate "2019.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 a6 8. Qe2 Nxd4 9. Bxd4 b5 10. Bb3 Be7 11. 0-0-0 0-0 12. g4 b4 13. Na4 Bb7 14. Nc5 dxc5 15. Bxf6 Qc7 16. Bxe7 Qxe7 17. f4 Rad8 18. Qe3 Qc7 19. Bc4 Rd4 20. Bd3 Rfd8 21. b3 Qa5 22. Kb1 Bxe4 23. Rhe1 g6 24. Qxe4 Rxe4 25. Rxe4 Rd4 26. Rde1 Qc7 27. g5 Qd6 28. h4 a5 29. Kb2 Kg7 30. R1e2 Qd5 31. h5 gxh5 32. Re5 Rxd3 33. cxd3 Qd4+ 0-1

[Event "Kavala op 28th"]
[Site "Kavala"]
[Date "2019.08.10"]
[Round "8"]
[White "Nikolaou, Spiridon"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "2222"]
[BlackElo "2298"]
[PlyCount "56"]
[EventDate "2019.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. e4 0-0 6. h3 Nc6 7. d5 Nb4 8. Be2 a5 9. Be3 e6 10. 0-0 Na6 11. dxe6 Bxe6 12. Qd2 Re8 13. Rad1 Qc8 14. Bh6 Bh8 15. Qg5 Nc5 16. Qh4 Nfxe4 17. Nxe4 Nxe4 18. Nd4 Bd7 19. Bf3 Qd8 20. Qf4 Qf6 21. Qxf6 Bxf6 22. Rfe1 Nc5 23. Be3 Re7 24. b3 Rae8 25. Kf1 Kg7 26. Ne2 Ne4 27. Rc1 Bc6 28. Red1 Nxf2 0-1

[Event "Kavala op 28th"]
[Site "Kavala"]
[Date "2019.08.09"]
[Round "7"]
[White "Papakonstantinou, Dimitrios"]
[Black "Lee, Deon"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2298"]
[BlackElo "2129"]
[PlyCount "87"]
[EventDate "2019.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. h3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d3 Bd6 13. Re1 Qf6 14. Nd2 Qg6 15. Qf3 Bb7 16. Ne4 Rae8 17. Bd2 Bb8 18. Qg4 Qxg4 19. hxg4 Bc8 20. g5 Rd8 21. a4 Nf4 22. Bb4 Rfe8 23. Ba5 Ne6 24. Bxd8 Rxd8 25. Bxe6 Bxe6 26. Nc5 Bc8 27. axb5 axb5 28. Ra8 Bf4 29. Ne4 Kf8 30. g3 Bc7 31. c3 Be6 32. Rxd8+ Bxd8 33. Nc5 Bf5 34. f4 Bb6 35. d4 Bxc5 36. dxc5 g6 37. Kf2 Kg7 38. Re7 Be6 39. Rc7 Bd5 40. Rd7 Kf8 41. Rxd5 cxd5 42. Ke3 Ke7 43. Kd4 Ke6 44. b3 1-0

[Event "Kavala op 28th"]
[Site "Kavala"]
[Date "2019.08.08"]
[Round "6"]
[White "Samaridis, Konstantinos"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "B03"]
[WhiteElo "2055"]
[BlackElo "2298"]
[PlyCount "119"]
[EventDate "2019.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Rc1 0-0 9. b3 Nc6 10. d5 Ne5 11. Be2 h5 12. Nf3 Nxf3+ 13. Bxf3 Nd7 14. 0-0 a6 15. Be2 Nf6 16. Bd4 Bd7 17. f4 b5 18. Bd3 bxc4 19. bxc4 Ng4 20. Be4 Qc7 21. Bxg7 Kxg7 22. Qd4+ Nf6 23. Bd3 Qa7 24. Ne2 Rfc8 25. Rb1 Bg4 26. Qxa7 Rxa7 27. Nd4 Rc5 28. Nb3 Rcc7 29. Nd4 Bc8 30. Rb6 Nd7 31. Rc6 Nc5 32. Bc2 Rxc6 33. Nxc6 Rc7 34. Kf2 Kf6 35. Ke3 Bd7 36. Nb8 Rb7 37. Rb1 Rxb1 38. Bxb1 Ba4 39. Nc6 Bxc6 40. dxc6 Ne6 41. Be4 Nc7 42. Kd4 e6 43. g3 Ke7 44. Bd3 Kd8 45. c5 d5 46. Ke5 Ke7 47. a4 a5 48. h3 Ne8 49. g4 hxg4 50. hxg4 Nf6 51. g5 Ne8 52. Be2 Kd8 53. Bd3 Kc8 54. Ba6+ Kc7 55. Bb5 Kd8 56. Bd3 Ke7 57. Bb5 Nc7 58. Bd3 Na8 59. Ba6 Nc7 60. Bd3 1/2-1/2

[Event "Kavala op 28th"]
[Site "Kavala"]
[Date "2019.08.07"]
[Round "5"]
[White "Papakonstantinou, Dimitrios"]
[Black "Gavriil, Odysseas Panagiotis"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2298"]
[BlackElo "2096"]
[PlyCount "78"]
[EventDate "2019.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. a3 a5 6. Nf3 e6 7. Be3 Nh6 8. Bb5 Nf5 9. Bd4 Bd7 10. Bxc6 Bxc6 11. 0-0 g5 12. Qd3 g4 13. Nfd2 Qh4 14. Kh1 Bh6 15. Rd1 Rg8 16. Nf1 Rg6 17. Nc3 Bg7 18. Nb5 Nxd4 19. Nd6+ Ke7 20. Qxd4 Qh5 21. Re1 Rg5 22. Ng3 Qg6 23. b4 axb4 24. axb4 Rxa1 25. Qxa1 Qxc2 26. Qd4 Rxe5 27. Rf1 Re1 28. Ndf5+ Kd7 29. Nxg7 Rxf1+ 30. Nxf1 Qb1 31. h4 gxh3 32. Kh2 Qxf1 33. Kxh3 Qh1+ 34. Kg3 Qh6 35. Qe5 Qg6+ 36. Kh2 Qh6+ 37. Kg1 Qc1+ 38. Kh2 Qh6+ 39. Kg1 Qc1+ 1/2-1/2

[Event "Kavala op 28th"]
[Site "Kavala"]
[Date "2019.08.06"]
[Round "4"]
[White "Krallis, Christos"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2154"]
[BlackElo "2298"]
[PlyCount "51"]
[EventDate "2019.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 Nc6 5. e4 d6 6. Nge2 h5 7. h4 Bg4 8. d3 Qd7 9. f3 Be6 10. Be3 f5 11. Nd5 Nd8 12. Qd2 c6 13. Ndc3 Nf6 14. exf5 Bxf5 15. d4 Nf7 16. 0-0 0-0 17. Rad1 Rae8 18. dxe5 Nxe5 19. b3 Kh7 20. Bg5 Nf7 21. Bf4 Re7 22. Nd4 Bh3 23. Rfe1 Bxg2 24. Kxg2 Rfe8 25. Rxe7 Qxe7 26. Nc2 1/2-1/2

[Event "Kavala op 28th"]
[Site "Kavala"]
[Date "2019.08.05"]
[Round "3"]
[White "Papakonstantinou, Dimitrios"]
[Black "Plat, Vojtech"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2298"]
[BlackElo "2561"]
[PlyCount "114"]
[EventDate "2019.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bc4 Be6 7. Bxe6 fxe6 8. f3 Bc5 9. Nd1 Nc6 10. c3 Ke7 11. Be3 Bb6 12. Nh3 Rhd8 13. Ke2 Rd7 14. Ndf2 Bxe3 15. Kxe3 Ne8 16. Nd3 Nd6 17. Nhf2 a5 18. a4 b6 19. Ke2 Rad8 20. Rad1 Nf7 21. h4 h5 22. Rhg1 g6 23. g4 Kf6 24. Rg3 Ne7 25. Rdg1 Rh8 26. Ke3 Rdd8 27. R3g2 c5 28. b3 Rc8 29. Nb2 Rb8 30. Nfd3 hxg4 31. Rxg4 Rh6 32. Nc4 Nc6 33. Na3 Nd6 34. Rd1 Rd8 35. Nb2 Rhh8 36. Ke2 Ne7 37. Nbc4 Nec8 38. Rd3 Nf7 39. Nb5 Rxd3 40. Kxd3 Rh5 41. Ke3 Nh6 42. Rg1 Rxh4 43. Rd1 g5 44. Rd8 Ne7 45. Nxb6 Ng6 46. Rd2 Rh3 47. Ke2 Nf4+ 48. Kd1 Rxf3 49. Nd7+ Ke7 50. Nxe5 Rf1+ 51. Kc2 g4 52. Rh2 g3 53. Rxh6 Rf2+ 54. Kb1 g2 55. Rh7+ Kf6 56. Nd7+ Kg5 57. Rg7+ Ng6 0-1

[Event "Kavala op 28th"]
[Site "Kavala"]
[Date "2019.08.05"]
[Round "2"]
[White "Stefan, Victor"]
[Black "Papakonstantinou, Dimitrios"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "2133"]
[BlackElo "2298"]
[PlyCount "130"]
[EventDate "2019.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. Be2 Na6 7. Bf4 c6 8. 0-0 Nh5 9. Be3 e5 10. g3 Bg4 11. Re1 Re8 12. Rb1 Nf6 13. dxe5 dxe5 14. Qxd8 Raxd8 15. Bxa7 c5 16. Rbd1 Ra8 17. Bb6 Bf8 18. Nd5 Nxd5 19. Rxd5 Bxf3 20. Bxf3 Nb4 21. Rd7 Rxa2 22. Red1 Nc6 23. Rxb7 Nd4 24. Bg4 Rxb2 25. Ra1 h5 26. Bh3 f5 27. Raa7 Rb4 28. Ba5 Rxc4 29. exf5 gxf5 30. Ra6 Ra4 31. Rg6+ Kh8 32. Bc7 Rb4 33. Ra7 e4 34. Kg2 Nb5 35. Rb7 Nd4 36. Ra7 e3 37. fxe3 Rxe3 38. Ra2 Be7 39. Bf4 Re1 40. Kf2 Rbb1 41. Bg2 h4 42. Bd5 Kh7 43. Rh6+ Kg7 44. Kg2 Ne2 45. Bd2 Rg1+ 46. Kh3 Rgd1 47. Re6 Ng1+ 48. Kg2 h3+ 49. Kf2 Rf1+ 50. Ke3 Rb3+ 51. Bc3+ Rxc3+ 52. Kd2 Bf6 53. Ra7+ Kg6 54. Rxf6+ Kxf6 55. Kxc3 Ke5 56. Bc4 Rf2 57. Ra6 Ke4 58. Re6+ Kf3 59. Bd5+ Kg4 60. Re1 Nf3 61. Re8 Ng5 62. Kd3 Rxh2 63. Rg8 Rg2 64. Ke3 Rxg3+ 65. Kf2 Rd3 0-1

[Event "Thessaloniki Triandria op 12th"]
[Site "Thessaloniki"]
[Date "2019.05.03"]
[Round "6"]
[White "Papakonstantinou, Dimitrios"]
[Black "Petrov, Martin"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2322"]
[BlackElo "2465"]
[PlyCount "60"]
[EventDate "2019.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 0-0 10. g4 d5 11. g5 d4 12. gxf6 Bxf6 13. Nc5 dxe3 14. Qxd8 Rxd8 15. h4 Nc6 16. Bd3 Nd4 17. 0-0-0 b5 18. Nxe6 fxe6 19. Rh3 Rac8 20. Kb1 Be7 21. a4 Bb4 22. Na2 Bd2 23. axb5 axb5 24. c3 e2 25. Bxe2 Nxe2 26. Rh2 Bxc3 27. Rxd8+ Rxd8 28. bxc3 Rd2 29. Ka1 Kf7 30. Nc1 Nxc1 0-1

[Event "Thessaloniki Triandria op 12th"]
[Site "Thessaloniki"]
[Date "2019.05.02"]
[Round "5"]
[White "Mehmed, Elif"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2135"]
[BlackElo "2322"]
[PlyCount "125"]
[EventDate "2019.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 d5 5. e5 Ng8 6. Nf3 h5 7. Ng5 Bg4 8. Be2 Qc8 9. h3 Bxe2 10. Qxe2 Qf5 11. Rf1 h4 12. Nd1 e6 13. Ne3 Qg6 14. Nf3 Ne7 15. Qf2 Qe4 16. c3 Nf5 17. Ng5 Qd3 18. Nxf5 Qxf5 19. Be3 Nd7 20. Nf3 Be7 21. Nh2 Nb6 22. Ng4 a5 23. Qe2 a4 24. Kf2 g6 25. b3 Kf8 26. Kg1 Kg7 27. Nh2 Ra7 28. c4 axb3 29. axb3 Rha8 30. Rxa7 Rxa7 31. c5 Na8 32. Nf3 Nc7 33. Ng5 Ra3 34. Qb2 Nb5 35. Rd1 Bd8 36. Kh1 Kf8 37. Nh7+ Ke8 38. Ra1 Rxa1+ 39. Qxa1 Qe4 40. Bg1 g5 41. Nxg5 Qxf4 42. Nf3 Kd7 43. Bf2 Qe4 44. Qa8 Qe2 45. Qxb7+ Bc7 46. Kg1 Qb2 47. Qa6 Qc1+ 48. Kh2 f6 49. Bxh4 Nxd4 50. Nxd4 Qf4+ 51. Kh1 Qxd4 52. Bxf6 Qxc5 53. Qe2 Bb6 54. Kh2 Qc1 55. Kg3 Qc3+ 56. Qf3 Qc2 57. Bg5 Kc8 58. h4 Bc7 59. Qf8+ Kb7 60. Qb4+ Kc8 61. Qf8+ Kb7 62. Qb4+ Kc8 63. Qf8+ 1/2-1/2

[Event "Thessaloniki Triandria op 12th"]
[Site "Thessaloniki"]
[Date "2019.05.01"]
[Round "3"]
[White "Mavrikakis, Georgios"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "2076"]
[BlackElo "2322"]
[PlyCount "76"]
[EventDate "2019.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 Be7 7. Bg2 0-0 8. 0-0 Nc6 9. Nb3 Rb8 10. Qe2 b6 11. a3 Bb7 12. f4 a6 13. Be3 Qc7 14. g4 Rfe8 15. h4 Nd7 16. g5 Bf8 17. h5 Nc5 18. g6 hxg6 19. hxg6 fxg6 20. Qg4 Qf7 21. Nd4 Nxd4 22. Bxd4 b5 23. f5 Bxe4 24. Nxe4 gxf5 25. Qg3 Nxe4 26. Bxe4 Rbc8 27. Rf2 d5 28. Bd3 Be7 29. Bxf5 exf5 30. Rxf5 Bc5 31. Rxf7 Bxd4+ 32. Kh1 Kxf7 33. Qf3+ Bf6 34. Qxd5+ Kf8 35. Rd1 Rxc2 36. Qd6+ Kg8 37. Rd2 Re1+ 38. Kg2 Re2+ 1/2-1/2

[Event "Thessaloniki Triandria op 12th"]
[Site "Thessaloniki"]
[Date "2019.05.01"]
[Round "4"]
[White "Papakonstantinou, Dimitrios"]
[Black "Romanos, Theodoros"]
[Result "1-0"]
[ECO "C95"]
[WhiteElo "2322"]
[BlackElo "2092"]
[PlyCount "83"]
[EventDate "2019.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. c3 0-0 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 c5 16. d5 c4 17. Bg5 Be7 18. Qd2 Nc5 19. Nf1 Nfd7 20. Be3 Qc7 21. g4 Nb6 22. a5 Nbd7 23. N3h2 Bc8 24. Ra3 Nb7 25. Rea1 Ndc5 26. Ng3 Bd7 27. Kg2 Na4 28. Bxa4 bxa4 29. g5 Nxa5 30. Rh1 Reb8 31. Ng4 Qb7 32. Rb1 Kg7 33. f4 Nb3 34. Qf2 Nc5 35. Bxc5 Bxg4 36. hxg4 dxc5 37. fxe5 Bxg5 38. Qxc5 Qb5 39. Qd4 Kg8 40. Kh3 h5 41. e6 fxe6 42. Qe5 1-0

[Event "Thessaloniki/Chalkidiki-chT"]
[Site "Thessaloniki/Chalkidiki"]
[Date "2019.03.24"]
[Round "9.1"]
[White "Tilicheev, Viacheslav"]
[Black "Papakonstantinou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2507"]
[BlackElo "2300"]
[PlyCount "61"]
[EventDate "2019.01.13"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Polichnis"]
[BlackTeam "Keravnos MAPO"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. 0-0 Nxb5 7. Nxb5 d5 8. exd5 a6 9. Nc3 Nf6 10. d4 Nxd5 11. dxc5 Nxc3 12. Qxd8+ Kxd8 13. bxc3 Bxc3 14. Rb1 Kc7 15. Rb3 Bf6 16. Bd2 Be6 17. Ba5+ Kb8 18. Rb6 Ka7 19. Rxe6 fxe6 20. Bb6+ Kb8 21. Rd1 a5 22. a4 Ra6 23. Rd7 Rc8 24. Ne5 g5 25. g3 gxf4 26. gxf4 h5 27. c3 Bxe5 28. fxe5 Rc6 29. Rd8+ Rc8 30. Rd7 Rc6 31. Rd8+ 1/2-1/2

[Event "Thessaloniki/Chalkidiki-chT"]
[Site "Thessaloniki/Chalkidiki"]
[Date "2019.03.17"]
[Round "8.1"]
[White "Papakonstantinou, Dimitrios"]
[Black "Mavreas, Dimitrios"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2300"]
[BlackElo "1985"]
[PlyCount "79"]
[EventDate "2019.01.13"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Keravnos MAPO"]
[BlackTeam "Polygyrou ASO"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Be7 7. Be3 b6 8. g3 0-0 9. Bh3 Nc6 10. 0-0 Bb7 11. Ne2 cxd4 12. Nexd4 Nxd4 13. Nxd4 g6 14. Qg4 Rc8 15. Nxe6 fxe6 16. Qxe6+ Kg7 17. Qxd7 Qxd7 18. Bxd7 Rxc2 19. Rf2 Rxf2 20. Bxf2 Bc8 21. Bxc8 Rxc8 22. Rd1 Rd8 23. a3 Kf7 24. Kg2 Rc8 25. Rxd5 Rc2 26. b4 Ke6 27. Rd3 g5 28. Kf3 g4+ 29. Ke3 a5 30. Rd2 Rxd2 31. Kxd2 axb4 32. axb4 Bxb4+ 33. Kd3 Kd5 34. Bxb6 Bf8 35. Bc7 h5 36. Bd6 Bg7 37. Be7 Bh6 38. Bf6 Bf8 39. f5 Bc5 40. e6 1-0

