[Event "Paleochora op 16th"]
[Site "Paleochora"]
[Date "2023.07.26"]
[Round "9"]
[White "Gavriilidis, Orestis"]
[Black "Papadopoulos, Georgios1111"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2002"]
[BlackElo "2318"]
[PlyCount "105"]
[EventDate "2023.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 c5 5. d5 0-0 6. e4 d6 7. Be2 e6 8. 0-0 e5 9. Ne1 Nbd7 10. Nd3 Qe7 11. Rb1 Ne8 12. a3 f5 13. b4 Ndf6 14. bxc5 dxc5 15. Be3 b6 16. f3 Nd6 17. Nf2 Nh5 18. Nb5 Rd8 19. a4 Ba6 20. Nxd6 Rxd6 21. a5 Nf4 22. g3 Nxe2+ 23. Qxe2 f4 24. Bd2 Rf8 25. axb6 axb6 26. Ra1 Bc8 27. g4 h5 28. gxh5 gxh5 29. Kh1 Kh7 30. Rg1 Bf6 31. Bc3 Rg8 32. Rxg8 Kxg8 33. Qb2 Kh7 34. Nd3 Bg7 35. Rg1 Rg6 36. Rxg6 Kxg6 37. Qxb6+ Kh7 38. Qxc5 Qb7 39. Bb4 Qa6 40. Ba5 Bh3 41. Nb4 Qf6 42. Qf2 Bf8 43. c5 Qg6 44. Bb6 Be7 45. Nd3 Bf6 46. c6 Qe8 47. Qa2 h4 48. Nf2 Bf1 49. Ng4 Bg7 50. Qf2 Bb5 51. Qxh4+ Kg6 52. Qd8 Qf7 53. c7 1-0

[Event "Paleochora op 16th"]
[Site "Paleochora"]
[Date "2023.07.25"]
[Round "8"]
[White "Basso, Pier Luigi"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2508"]
[BlackElo "2002"]
[PlyCount "137"]
[EventDate "2023.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd3 a5 11. 0-0 a4 12. Bd4 Qa5 13. f4 e5 14. Be3 a3 15. b4 Qxb4 16. Rab1 Qa5 17. Bb6 Qa6 18. Qd1 Be6 19. Rb4 Rac8 20. c5 dxc5 21. Bxa6 cxb4 22. Nd5 bxa6 23. Ne7+ Kh8 24. Nxc8 Rxc8 25. Qd6 a5 26. Bxa5 b3 27. axb3 a2 28. Qa3 exf4 29. Qxa2 Nxe4 30. Bb6 Nc3 31. Qa6 Nd5 32. Ba7 h5 33. Qd6 Rc2 34. Re1 Ne3 35. Bxe3 fxe3 36. Rxe3 Rb2 37. Rxe6 fxe6 38. Qxe6 Kh7 39. Qd5 Kh8 40. Kf1 Kh7 41. Ke1 Kh8 42. Kd1 Kh7 43. Kc1 Rf2 44. b4 Rf5 45. Qb7 Kh6 46. b5 Be5 47. Kc2 Bxh2 48. b6 Rg5 49. Qc6 Rg4 50. b7 Kh7 51. Kd3 Kh6 52. Ke3 Kh7 53. Qd7+ Kh6 54. Qd5 Kh7 55. Ke2 Kh6 56. Qd2+ Kh7 57. Kf3 Kg7 58. Kf2 Rf4+ 59. Ke2 Rg4 60. Kf3 Kh7 61. Qd7+ Kh6 62. Qf7 Rg3+ 63. Kf2 Rg4 64. Qf8+ Kg5 65. Qd8+ Kh6 66. Qd2+ Kh7 67. Qd7+ Kh6 68. Qxg4 hxg4 69. g3 1-0

[Event "Paleochora op 16th"]
[Site "Paleochora"]
[Date "2023.07.24"]
[Round "7"]
[White "Gavriilidis, Orestis"]
[Black "Alexiadis, Hristos"]
[Result "1-0"]
[ECO "A33"]
[WhiteElo "2002"]
[BlackElo "2334"]
[PlyCount "89"]
[EventDate "2023.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. g3 Qb6 7. Nb3 Ne5 8. e4 Bb4 9. Qe2 d6 10. f4 Ng6 11. Bg2 h5 12. Be3 Bxc3+ 13. bxc3 Qc7 14. c5 dxc5 15. Qb5+ Bd7 16. Qxc5 Qxc5 17. Bxc5 Bc6 18. Nd2 e5 19. Nc4 b6 20. Nd6+ Kd7 21. Ba3 exf4 22. Nxf7 Rhg8 23. 0-0-0+ Kc8 24. Rhf1 fxg3 25. hxg3 Nh8 26. Ng5 Ne8 27. Bh3+ Kb7 28. Be6 Nf6 29. Bxg8 Rxg8 30. e5 Ng4 31. e6 Nf6 32. Nf7 Ng6 33. Rd8 Rxd8 34. Nxd8+ Kc7 35. Nxc6 Kxc6 36. e7 Kd7 37. Rd1+ Ke6 38. Kc2 Kf7 39. Re1 Ke8 40. Kd3 Ng8 41. Ke4 N6xe7 42. Kf4 Kf7 43. Bxe7 Nxe7 44. Kg5 g6 45. Rxe7+ 1-0

[Event "GRE-chT 49th"]
[Site "Thessaloniki"]
[Date "2022.08.17"]
[Round "7"]
[White "Gavriilidis, Orestis"]
[Black "Nikolov, Momchil"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2004"]
[BlackElo "2478"]
[PlyCount "104"]
[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 Chan"]
[BlackTeam "Alexanthroepoles Ethnikos"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. Nf3 Nf6 2. c4 c5 3. g3 d5 4. cxd5 Nxd5 5. Nc3 Nc6 6. Bg2 Nc7 7. 0-0 e5 8. d3 Be7 9. Nd2 Bd7 10. Nc4 f6 11. a4 0-0 12. f4 exf4 13. Bxf4 Be6 14. Ne4 Nd5 15. Bd6 b6 16. Qd2 Qd7 17. e3 Rad8 18. b3 Ndb4 19. Rad1 Bg4 20. Rde1 Bxd6 21. Nexd6 Qe6 22. Bxc6 Nxc6 23. Ne4 Rd7 24. Qc3 Bh3 25. Rf4 Qd5 26. Rh4 Bf5 27. Rf1 Bxe4 28. dxe4 Qd3 29. Qxd3 Rxd3 30. e5 Nxe5 31. Nxe5 fxe5 32. Rxf8+ Kxf8 33. b4 cxb4 34. Rxb4 Ra3 35. Kf2 Ra2+ 36. Kf3 Rxh2 37. Rc4 a5 38. Ke4 Rg2 39. Kxe5 Rxg3 40. Rc8+ Kf7 41. e4 h5 42. Rc7+ Kg8 43. Kd6 Rd3+ 44. Ke6 h4 45. e5 h3 46. Rc8+ Kh7 47. Rc4 Kh6 48. Kf5 g6+ 49. Kg4 h2 50. Rc1 Ra3 51. Rh1 Rxa4+ 52. Kf3 Rh4 0-1

[Event "GRE-chT2 48th"]
[Site "Thessaloniki"]
[Date "2021.10.10"]
[Round "7.6"]
[White "Gavriilidis, Orestis"]
[Black "Lolos, Ioannis"]
[Result "1-0"]
[ECO "A90"]
[WhiteElo "1976"]
[BlackElo "2007"]
[PlyCount "166"]
[EventDate "2021.10.05"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Kalamarias Han"]
[BlackTeam "Katerinis"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. d4 e6 2. g3 f5 3. Bg2 Nf6 4. c4 Bb4+ 5. Nd2 0-0 6. Ngf3 Nc6 7. 0-0 Qe8 8. Nb3 a5 9. a3 Bd6 10. a4 Qh5 11. d5 exd5 12. cxd5 Nb4 13. Nfd4 b6 14. Nb5 Ba6 15. N3d4 Be5 16. Nf3 Bxb5 17. axb5 Bd6 18. Ra3 Rae8 19. Re3 Nbxd5 20. Rxe8 Rxe8 21. Qb3 h6 22. Nd4 f4 23. Bxf4 Bxf4 24. gxf4 Kh8 25. e3 Ne4 26. Qc2 Nc5 27. Kh1 Nf6 28. h3 Nfe4 29. Kh2 Qf7 30. Rg1 d6 31. Bf3 Qf6 32. Rg2 Re7 33. Bg4 g5 34. f5 Qe5+ 35. Kh1 Nf6 36. Bf3 Rg7 37. Nc6 Qe8 38. Nd4 h5 39. Qc3 Qe5 40. Qc4 d5 41. Qe2 g4 42. hxg4 hxg4 43. Bxg4 Qe4 44. f3 Rh7+ 45. Rh2 Qb1+ 46. Kg2 Nd3 47. Rxh7+ Kxh7 48. b3 Kg8 49. Kh2 Kf7 50. Bh3 Qb2 51. Qxb2 Nxb2 52. Kg3 Ke7 53. Kf4 Nh5+ 54. Kg5 Nf6 55. Bg2 Nd3 56. e4 Ne1 57. Bh1 Nd3 58. Nc6+ Kf7 59. e5 Nh7+ 60. Kh6 Nf8 61. Bg2 Nxe5 62. Nxe5+ Kf6 63. Nd3 Kxf5 64. Bh3+ Kf6 65. f4 Ng6 66. Kh5 d4 67. Kg4 Ke7 68. Kf5 Nh4+ 69. Ke4 Kd6 70. f5 c6 71. bxc6 Kxc6 72. Kxd4 b5 73. f6 Kd6 74. Ne5 a4 75. b4 a3 76. Nf7+ Kc7 77. Kc3 Kc6 78. Kb3 Ng6 79. Kxa3 Nf4 80. Bg4 Kd5 81. Ng5 Ke5 82. f7 Ng6 83. Nh7 Kf4 1-0

[Event "GRE-chT Online Rapid op 1st"]
[Site "Tornelo INT"]
[Date "2021.02.21"]
[Round "8.14"]
[White "Avgoustis, Panagiotis"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1995"]
[BlackElo "1976"]
[PlyCount "76"]
[EventDate "2021.02.20"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. 0-0 Bg7 6. Re1 Nf6 7. c3 0-0 8. d4 cxd4 9. cxd4 d6 10. h3 Nd7 11. Nc3 c5 12. dxc5 Nxc5 13. Bg5 Bb7 14. Nd5 Re8 15. Qd2 Ne6 16. Be3 Qd7 17. Qb4 Nc5 18. Bxc5 dxc5 19. Qxc5 Bxd5 20. Qxd5 Qxd5 21. exd5 Bxb2 22. Rab1 Ba3 23. Ne5 Red8 24. Nc6 Rd7 25. Rb3 Bd6 26. a4 Rc8 27. a5 e6 28. dxe6 fxe6 29. Nd4 e5 30. Nf3 Rc5 31. a6 Ra5 32. Rb7 Rxb7 33. axb7 Rb5 34. Rd1 Bc7 35. Rd7 Rxb7 36. g3 Rb1+ 37. Kg2 Bb6 38. Nxe5 Rb2 0-1

[Event "GRE-chT Online Rapid op 1st"]
[Site "Tornelo INT"]
[Date "2021.02.21"]
[Round "7.23"]
[White "Gavriilidis, Orestis"]
[Black "Andreolas, Gavriil"]
[Result "1-0"]
[ECO "A96"]
[WhiteElo "1976"]
[BlackElo "1432"]
[PlyCount "117"]
[EventDate "2021.02.20"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 e6 2. g3 f5 3. Bg2 Nf6 4. c4 Be7 5. Nc3 d6 6. Nf3 0-0 7. 0-0 Ne4 8. Nd2 Nxc3 9. bxc3 e5 10. e4 f4 11. c5 Qe8 12. cxd6 cxd6 13. dxe5 dxe5 14. Nc4 Nc6 15. Qd5+ Qf7 16. Qxf7+ Rxf7 17. Rd1 Be6 18. Bf1 fxg3 19. hxg3 Bc5 20. Be3 Bxe3 21. Nxe3 Raf8 22. Rd2 Rc7 23. Rd6 Kf7 24. Nd5 Rd7 25. Rxd7+ Bxd7 26. Kg2 Ne7 27. Rd1 Ba4 28. Rd2 Rc8 29. c4 Nc6 30. f4 Re8 31. Bd3 h6 32. c5 g5 33. f5 Nd4 34. Rb2 Bc6 35. Bc4 Kg7 36. g4 a6 37. Kf2 Nb5 38. Ke3 Rc8 39. a4 Nc7 40. a5 Nxd5+ 41. exd5 Bb5 42. Bxb5 axb5 43. Rxb5 Rc7 44. d6 Rd7 45. Rb6 Kf6 46. Ke4 h5 47. gxh5 g4 48. Rb3 Kg5 49. Kxe5 Kh4 50. Ke6 Rh7 51. d7 Rh6+ 52. Ke7 Rh7+ 53. Kd6 Rh6+ 54. Kc7 Rh7 55. Kc8 Rh8+ 56. d8Q+ Rxd8+ 57. Kxd8 g3 58. Rxg3 Kxg3 59. f6 1-0

[Event "GRE-chT Online Rapid op 1st"]
[Site "Tornelo INT"]
[Date "2021.02.21"]
[Round "9.18"]
[White "Gavriilidis, Orestis"]
[Black "Asvestopoulos, Hristos Dominikos"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "1976"]
[BlackElo "1863"]
[PlyCount "119"]
[EventDate "2021.02.20"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 c5 2. d5 d6 3. e4 Nf6 4. Nc3 g6 5. Nf3 Bg7 6. Be2 0-0 7. 0-0 Na6 8. Nd2 Nc7 9. a4 b6 10. Nc4 Rb8 11. Re1 Nd7 12. f4 Ba6 13. Bf1 f5 14. Ra3 Kh8 15. Kh1 Nf6 16. exf5 gxf5 17. Ne3 Bxf1 18. Rxf1 Qd7 19. Qf3 b5 20. axb5 Nxb5 21. Nxb5 Rxb5 22. Qe2 Rb4 23. Qa6 Ng4 24. Nxg4 fxg4 25. Qxa7 Qxa7 26. Rxa7 Bxb2 27. Rxe7 Bxc1 28. Rxc1 Rbxf4 29. Kg1 Rd4 30. c4 Rd2 31. Rf1 Rxf1+ 32. Kxf1 Rd4 33. Rd7 Rxc4 34. Rxd6 Rd4 35. Ke2 Kg7 36. Rd7+ Kg6 37. Ke3 h5 38. d6 Kf6 39. Rc7 Rxd6 40. Rxc5 Kg6 41. g3 Rf6 42. Ke2 Rf5 43. Rxf5 Kxf5 44. Kd3 Kg5 45. Ke4 h4 46. Ke5 hxg3 47. hxg3 Kg6 48. Kf4 Kf6 49. Kxg4 Kg6 50. Kf4 Kf6 51. g4 Kg6 52. g5 Kg7 53. Kg4 Kg6 54. Kh4 Kg7 55. Kh5 Kh7 56. g6+ Kg7 57. Kg5 Kg8 58. Kh6 Kh8 59. g7+ Kg8 60. Kg6 1/2-1/2

[Event "GRE-chT Online Rapid op 1st"]
[Site "Tornelo INT"]
[Date "2021.02.21"]
[Round "5.23"]
[White "Gavriilidis, Orestis"]
[Black "Doudoulakakis, Athanasios"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "1976"]
[BlackElo "1613"]
[PlyCount "49"]
[EventDate "2021.02.20"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 e6 2. d4 d5 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 b6 7. Ne5 Bb7 8. Nc3 Nbd7 9. Qa4 Nxe5 10. dxe5 Nd7 11. cxd5 exd5 12. Nxd5 Bc5 13. Nf6+ Nxf6 14. Bxb7 Rb8 15. Bf3 Ne8 16. Rd1 Qe7 17. Bf4 a5 18. Rd7 b5 19. Qd1 Qe6 20. Qd5 Qb6 21. e3 Rc8 22. Rc1 Bb4 23. Rc6 Qb8 24. a3 Be1 25. Qd1 1-0

[Event "GRE-chT Online Rapid op 1st"]
[Site "Tornelo INT"]
[Date "2021.02.21"]
[Round "6.26"]
[White "Sampanis, Athanasios"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "1175"]
[BlackElo "1976"]
[PlyCount "112"]
[EventDate "2021.02.20"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Be3 d6 6. Bg2 e6 7. f4 Nge7 8. Bf2 0-0 9. Nf3 Nd4 10. Nxd4 cxd4 11. Ne2 Nc6 12. 0-0 Qa5 13. Nc1 Bd7 14. Nb3 Qc7 15. Qd2 Rac8 16. Rac1 a5 17. a4 Qb6 18. Be1 Ra8 19. g4 f5 20. gxf5 exf5 21. exf5 Bxf5 22. Bf2 Nb4 23. Rfe1 Rac8 24. Re7 Bf6 25. Rxb7 Qa6 26. Nxd4 Bxd3 27. c3 Nc6 28. Rd7 Nxd4 29. cxd4 Rxc1+ 30. Qxc1 Qc8 31. Qxc8 Rxc8 32. Bd5+ Kh8 33. Rxd6 Rc1+ 34. Kg2 Kg7 35. Rc6 Rb1 36. b3 Rb2 37. Kf3 Be2+ 38. Kg3 h5 39. Rc7+ Kh8 40. Rf7 h4+ 41. Kh3 Bg7 42. Ra7 Bf6 43. Ra8+ Kg7 44. Bxh4 Bf1+ 45. Kg3 Bxh4+ 46. Kxh4 Rxh2+ 47. Kg3 Rd2 48. Rxa5 Rxd4 49. Ra7+ Kf8 50. Ra8+ Ke7 51. Bc6 Rd3+ 52. Kg4 Rxb3 53. Kg5 Bd3 54. Ra7+ Kd6 55. Bb5 Bf5 56. Ra6+ Kc5 0-1

[Event "GRE-chT Online Rapid op 1st"]
[Site "Tornelo INT"]
[Date "2021.02.20"]
[Round "1.34"]
[White "Gavriilidis, Orestis"]
[Black "Agiakatsikas, Konstantinos"]
[Result "1/2-1/2"]
[ECO "E08"]
[WhiteElo "1976"]
[BlackElo "1035"]
[PlyCount "116"]
[EventDate "2021.02.20"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 e6 3. c4 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 Nbd7 7. Qc2 c6 8. Rd1 dxc4 9. Qxc4 Qc7 10. Nc3 a6 11. e4 b5 12. Qd3 Bb7 13. Bf4 Qb6 14. Nd2 c5 15. d5 c4 16. Qe2 b4 17. Nxc4 Qc5 18. Na4 Qb5 19. b3 Rfe8 20. Qd2 Rac8 21. Rac1 Red8 22. Bd6 Bf8 23. Bxf8 Nxf8 24. Nab6 Rc5 25. d6 Bxe4 26. Qe3 Bxg2 27. Kxg2 N8d7 28. Nxd7 Rxd7 29. Qf3 Nd5 30. Rc2 h6 31. Rcd2 Nc3 32. Qa8+ Kh7 33. Re1 Rc6 34. Ne5 Rcxd6 35. Rxd6 Rxd6 36. Nxf7 Qd5+ 37. Qxd5 Rxd5 38. Rxe6 a5 39. Nd6 Nxa2 40. Nc4 Nc1 41. Re3 Rc5 42. Nd2 Rc3 43. Kf1 Rc7 44. Ke1 Rd7 45. Kd1 Nd3 46. Ke2 Nc1+ 47. Kd1 Nd3 48. Rf3 Nb2+ 49. Kc2 a4 50. Kxb2 a3+ 51. Kb1 Rxd2 52. Re3 Rxf2 53. Ka1 Rxh2 54. Re4 Rh1+ 55. Ka2 Rh2+ 56. Ka1 Rh3 57. Rxb4 Rxg3 58. Ka2 h5 1/2-1/2

[Event "GRE-chT Online Rapid op 1st"]
[Site "Tornelo INT"]
[Date "2021.02.20"]
[Round "3.24"]
[White "Gavriilidis, Orestis"]
[Black "Papakyriakou, Charalampos"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "1976"]
[BlackElo "1179"]
[PlyCount "91"]
[EventDate "2021.02.20"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. g3 c5 4. Bg2 Nc6 5. 0-0 Nf6 6. d3 e6 7. e3 e5 8. exd4 exd4 9. Re1+ Be7 10. Bf4 0-0 11. Ne5 Nxe5 12. Bxe5 Bd6 13. Bxf6 Qxf6 14. Nd2 Bd7 15. Bd5 Bc6 16. Bxc6 bxc6 17. Qa4 Rfc8 18. Re2 Qg6 19. Ne4 f5 20. Nxd6 Qxd6 21. f4 Re8 22. Rae1 Re3 23. Rxe3 dxe3 24. Qc2 Re8 25. Qc3 Qd4 26. Kf1 Rd8 27. Ke2 Re8 28. Rf1 Rb8 29. Qxd4 cxd4 30. b3 a5 31. Rb1 c5 32. a3 Kf7 33. Kf3 a4 34. b4 cxb4 35. axb4 a3 36. b5 Re8 37. Ke2 Ke6 38. Ra1 Ra8 39. c5 Kd7 40. Ra2 Kc7 41. b6+ Kb7 42. Kd1 Kc6 43. Ke2 Kb7 44. h3 h5 45. Ke1 Ra5 46. Ke2 1/2-1/2

[Event "GRE-chT Online Rapid op 1st"]
[Site "Tornelo INT"]
[Date "2021.02.20"]
[Round "4.11"]
[White "Kazantzidis, Panagiotis"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "E99"]
[WhiteElo "2015"]
[BlackElo "1976"]
[PlyCount "128"]
[EventDate "2021.02.20"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[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. f3 f5 11. g4 Nf6 12. Be3 f4 13. Bf2 g5 14. Nd3 Ng6 15. b4 h5 16. h3 Rf7 17. c5 Bf8 18. cxd6 cxd6 19. Nb5 Bd7 20. a4 hxg4 21. hxg4 Rh7 22. Nc3 Be7 23. Kg2 Nh4+ 24. Bxh4 Rxh4 25. Rh1 Rxh1 26. Qxh1 Kg7 27. Qg1 Qe8 28. b5 Qg6 29. Qf2 Bd8 30. a5 Rc8 31. Ra3 Rxc3 32. Rxc3 Bxa5 33. Rc1 Bb6 34. Qe1 Bxg4 35. Nf2 Bd7 36. Qh1 Kg8 37. Qh2 Qh7 38. Qxh7+ Kxh7 39. Bd3 Kg7 40. Nh3 g4 41. fxg4 Nxg4 42. Ng5 Ne3+ 43. Kh1 Kf6 44. Nf3 Bg4 45. Be2 Bh5 46. Ng1 Be8 47. Nf3 Bd7 48. Ng1 Kg5 49. Nf3+ Kf6 50. Kh2 Be8 51. Rc8 Bg6 52. Bd3 Bh5 53. Nh4 Kg5 54. Ng2 Nxg2 55. Kxg2 f3+ 56. Kf1 Kf4 57. Rh8 Bg4 58. Rh7 Ke3 59. Bc2 Kd2 60. Bb1 Kc1 61. Bd3 Kd2 62. Bb1 Kc3 63. Rh4 Bd7 64. Rh3 Bxh3+ 0-1

[Event "GRE-chT Online Rapid op 1st"]
[Site "Tornelo INT"]
[Date "2021.02.20"]
[Round "2.10"]
[White "Tassopoulos, Marios"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2054"]
[BlackElo "1976"]
[PlyCount "117"]
[EventDate "2021.02.20"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 d6 8. exd6 Qxd6 9. d4 cxd3 10. Qxd3 Qxd3 11. Bxd3 e5 12. Bb5 Bd6 13. 0-0 0-0 14. Nbd2 a6 15. Bxc6 bxc6 16. Ne4 Bc7 17. Be3 Nd5 18. Bc5 Rd8 19. c4 Nf4 20. Be7 Rd7 21. Bg5 Ne2+ 22. Kh1 Nd4 23. Nxd4 Rxd4 24. Nd2 Be6 25. Be3 Rd3 26. b3 f5 27. Nf3 f4 28. Bc5 Bg4 29. Ne1 Rd7 30. Nc2 a5 31. f3 Bf5 32. Rf2 Rad8 33. g4 Rd1+ 34. Rxd1 Rxd1+ 35. Kg2 Bg6 36. b4 Rc1 37. bxa5 Bxa5 38. Bb4 Bxb4 39. Nxb4 Rxc4 40. Rb2 e4 41. fxe4 Bxe4+ 42. Kf2 Kf7 43. a4 c5 44. Na6 Ke6 45. a5 Kd5 46. Nc7+ Kc6 47. Ne6 Bg6 48. Ra2 Rc2+ 49. Rxc2 Bxc2 50. a6 Kb6 51. Nxf4 Kxa6 52. Ne6 c4 53. Ke3 Kb5 54. Nd4+ Kb4 55. Nxc2+ Kb3 56. Kd2 c3+ 57. Kd3 Kb2 58. Ne3 g6 59. g5 1-0

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.09.03"]
[Round "9"]
[White "Gavriilidis, Orestis"]
[Black "Leftheriotis, Alexandros"]
[Result "0-1"]
[ECO "E99"]
[WhiteElo "1916"]
[BlackElo "2022"]
[PlyCount "72"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. 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. Be3 f5 11. f3 f4 12. Bf2 g5 13. Nd3 Nf6 14. c5 Ng6 15. Rc1 Rf7 16. Kh1 Bf8 17. Rg1 h5 18. g3 Rg7 19. gxf4 gxf4 20. cxd6 cxd6 21. Nb5 Kh7 22. Nxa7 Bd7 23. Qb3 h4 24. Nb5 Nh5 25. Nc7 Ng3+ 26. hxg3 hxg3 27. Ne6 Bxe6 28. dxe6 Nh4 29. Qb6 Qg5 30. Rg2 Ra6 31. e7 Bxe7 32. Qxb7 Nxg2 33. Qxa6 gxf2 34. Nxf2 Qh4+ 35. Kg1 Ne3+ 36. Ng4 Qg3+ 0-1

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.09.02"]
[Round "8"]
[White "Tzagarakis, Panagiotis"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "1952"]
[BlackElo "1916"]
[PlyCount "63"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Ne4 f5 6. Nc3 Ne7 7. b3 Nbc6 8. Bb2 Ng6 9. Qe2 a6 10. g3 Qc7 11. Nb1 b6 12. Bg2 Bb7 13. 0-0 Be7 14. d3 0-0 15. Nbd2 b5 16. Rfe1 Rac8 17. a4 Nb4 18. Rec1 Qb6 19. d4 Nc6 20. c4 Nxd4 21. Bxd4 cxd4 22. cxb5 axb5 23. axb5 Rxc1+ 24. Rxc1 Bxf3 25. Nxf3 Bb4 26. Bf1 Bc3 27. Qc4 f4 28. Qd3 fxg3 29. hxg3 Rf5 30. Qe4 Qc5 31. Bc4 h6 32. Qxf5 1-0

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.09.01"]
[Round "7"]
[White "Gavriilidis, Orestis"]
[Black "Kazakos, Markos"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1916"]
[BlackElo "2161"]
[PlyCount "97"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. Be2 Nf6 5. Nc3 Nc6 6. d5 Nb8 7. 0-0 0-0 8. Bg5 Bg4 9. Qd2 Re8 10. Rfe1 c6 11. h3 Bxf3 12. Bxf3 Qc7 13. Rac1 Nbd7 14. Be2 a6 15. Bf1 Rac8 16. dxc6 Qxc6 17. Nd5 e6 18. Nxf6+ Bxf6 19. Bxf6 Nxf6 20. Qf4 Kg7 21. c3 e5 22. Qf3 Rcd8 23. Rcd1 d5 24. exd5 Rxd5 25. Rxd5 Nxd5 26. c4 Nc7 27. Qc3 f6 28. Rd1 Ne6 29. b4 b6 30. Qa3 Ra8 31. b5 axb5 32. Qe7+ Kh6 33. Rd6 Re8 34. Rxc6 Rxe7 35. cxb5 Nd4 36. Rxb6 Ra7 37. Ra6 Rxa6 38. bxa6 Nc6 39. Bb5 Na7 40. Bc4 Kg5 41. Kf1 e4 42. Ke2 Kf4 43. g3+ Ke5 44. Ke3 f5 45. Kd2 Kd4 46. Bg8 g5 47. Bxh7 f4 48. gxf4 gxf4 49. h4 1-0

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.08.31"]
[Round "6"]
[White "Gavriil, Odysseas Panagiotis"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2069"]
[BlackElo "1916"]
[PlyCount "166"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qe7 8. Qxe7+ Ngxe7 9. Nc3 d5 10. exd5 Nb4 11. Bd3 Nxd3+ 12. cxd3 Bf5 13. d6 Nc6 14. Be3 Rd8 15. Bc5 b6 16. Ba3 Nd4 17. 0-0-0 Kd7 18. Rhe1 f6 19. Kb1 Rc8 20. f4 Rce8 21. Nd5 exf4 22. Re7+ Rxe7 23. dxe7 Nb5 24. Nxb6+ Kc6 25. Nc4 Nxa3+ 26. Nxa3 Re8 27. Kc2 Rxe7 28. Kc3 Kd5 29. Nc4 g5 30. a4 Re2 31. Rd2 Rxd2 32. Nxd2 Bd7 33. b3 Bc6 34. g3 fxg3 35. hxg3 h5 36. d4 h4 37. gxh4 gxh4 38. Nf3 h3 39. Kd3 Bd7 40. Ke3 Bg4 41. b4 Bd7 42. b5 axb5 43. axb5 Bxb5 44. Nh2 Bd7 45. Nf1 Bc8 46. Nh2 Be6 47. Nf3 Kc4 48. Nd2+ Kc3 49. Nf3 Bd5 50. Nh2 Bb7 51. Ng4 Bc6 52. Nh2 Bd7 53. Nf1 Kc2 54. Nh2 Kd1 55. Nf3 Be6 56. Nh2 Ke1 57. Kf3 Kd2 58. Kg3 Ke3 59. d5 Bc8 60. d6 Ke4 61. Ng4 Bxg4 62. Kxg4 h2 63. d7 h1Q 64. d8Q Qg2+ 65. Kh4 Qh2+ 66. Kg4 Qg1+ 67. Kh3 Qe3+ 68. Kg2 Qf3+ 69. Kh2 Qh5+ 70. Kg3 Qe5+ 71. Kg2 Qb2+ 72. Kg3 Qb3+ 73. Kh4 Qe6 74. Qd1 Qe5 75. Qc2+ Kd4 76. Qd2+ Ke4 77. Qc2+ Kd5 78. Qb3+ Kd6 79. Qb6+ Ke7 80. Qb7+ Kd6 81. Qb6+ Kd7 82. Qb7+ Qc7 83. Qxc7+ Kxc7 1/2-1/2

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.08.31"]
[Round "5"]
[White "Papagiannis, Asterios"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "2009"]
[BlackElo "1916"]
[PlyCount "89"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 Nbd7 7. Qd2 c5 8. Nf3 cxd4 9. Nxd4 Nc5 10. f3 a5 11. Be3 Bd7 12. 0-0 Ne8 13. Rfd1 Nc7 14. Rab1 N7e6 15. Nc2 Bc6 16. Nd5 Bxd5 17. cxd5 Nc7 18. Nd4 Qd7 19. b3 Rfd8 20. a3 e5 21. dxe6 fxe6 22. b4 axb4 23. axb4 e5 24. Nb3 Nxb3 25. Rxb3 Ne6 26. Bc4 Kh8 27. Bxe6 Qxe6 28. Qd5 Qxd5 29. Rxd5 Bf8 30. Rc3 Rdc8 31. Rxc8 Rxc8 32. Rb5 Rc7 33. Rb6 Kg8 34. Kf2 Kf7 35. h4 Be7 36. g3 Ke6 37. Ke2 Kd7 38. Kd3 Kc8 39. Rb5 Rc6 40. Rd5 Ra6 41. Ra5 Rxa5 42. bxa5 Bd8 43. Bd2 Kd7 44. Kc4 Kc6 45. Be1 1/2-1/2

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.08.30"]
[Round "4"]
[White "Gavriilidis, Orestis"]
[Black "Spyratos, Nikolaos"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1916"]
[BlackElo "1973"]
[PlyCount "98"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 a6 4. b3 b5 5. Nc3 b4 6. Na4 Bb7 7. Bg2 c5 8. 0-0 Be7 9. d4 cxd4 10. Bb2 d6 11. Qxd4 Nbd7 12. Rfd1 0-0 13. Nd2 Bxg2 14. Kxg2 Qc7 15. e4 Rfd8 16. Qe3 Qb7 17. f3 Rac8 18. Nf1 h6 19. Rd3 Qc6 20. Rad1 Qb7 21. Qd2 Rb8 22. Ne3 Qc6 23. Nc2 Qb7 24. Qe3 Qc6 25. Nd4 Qb7 26. Ne2 Qc6 27. R3d2 Qb7 28. Nf4 Qc6 29. Nd3 Qb7 30. Nf2 Qc6 31. Kg1 Ne8 32. f4 Nc5 33. Nxc5 dxc5 34. e5 Rxd2 35. Rxd2 a5 36. Qe4 Qc8 37. g4 g6 38. Qd3 Rb7 39. Ne4 Ra7 40. Nd6 Qc6 41. Nxe8 Qxe8 42. f5 Bg5 43. Rd1 a4 44. f6 axb3 45. axb3 Ra2 46. Qb1 Be3+ 47. Kf1 Qa8 48. Ke2 Rxb2+ 49. Qxb2 Qg2+ 0-1

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.08.29"]
[Round "2"]
[White "Gavriilidis, Orestis"]
[Black "Kouvidis, Ioannis"]
[Result "1-0"]
[ECO "E99"]
[WhiteElo "1916"]
[BlackElo "2040"]
[PlyCount "95"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Nd3 Ng6 14. c5 Nf6 15. Rc1 Rf7 16. cxd6 cxd6 17. Kh1 h5 18. Qc2 Ne8 19. Nb5 g4 20. Nxa7 Bd7 21. Nc6 Qg5 22. Rfd1 Nf6 23. Bf1 Bf8 24. Qb3 gxf3 25. gxf3 Nh4 26. Ne1 Rg7 27. Rc2 Kh7 28. a3 bxc6 29. dxc6 Bc8 30. c7 Ne8 31. Rdc1 Ng6 32. Qd5 Nxc7 33. Rxc7 Ba6 34. Rxg7+ Bxg7 35. Qxa8 Bxf1 36. Rc7 Bh3 37. Qb7 Nf8 38. a4 Ne6 39. Rc2 Nd4 40. Bxd4 exd4 41. Rc7 Kh6 42. Qd5 Qh4 43. Qxd6+ Kh7 44. Nd3 Bg4 45. Qxf4 Qh3 46. fxg4 Qxd3 47. Qf5+ Kh8 48. Rc8+ 1-0

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.08.29"]
[Round "3"]
[White "Papidakis, Georgios"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "E74"]
[WhiteElo "1983"]
[BlackElo "1916"]
[PlyCount "118"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c5 7. dxc5 Qa5 8. Bd2 Qxc5 9. Nf3 Bg4 10. Rc1 Nbd7 11. b3 Ne5 12. Nxe5 Bxe2 13. Qxe2 Qxe5 14. 0-0 a6 15. f4 Qc5+ 16. Be3 Qa5 17. Rfd1 Rfd8 18. Nd5 Nxd5 19. Rxd5 Qc7 20. Rcd1 e6 21. R5d2 Qc6 22. Bf2 Bc3 23. Rd3 Bf6 24. Bg3 b5 25. cxb5 axb5 26. Kh1 d5 27. exd5 Rxd5 28. Rxd5 exd5 29. f5 d4 30. fxg6 hxg6 31. Bf2 Rd8 32. h3 Qd5 33. Qd3 Kg7 34. a4 bxa4 35. bxa4 Qa2 36. Bg3 Qxa4 37. Rf1 Qc6 38. Rf3 Rd7 39. Kh2 Qe6 40. Qf1 Be5 41. Qd3 Bxg3+ 42. Rxg3 Qe5 43. Kg1 Rc7 44. Rf3 Rc1+ 45. Rf1 Rc7 46. Rd1 Qe3+ 47. Qxe3 dxe3 48. Kf1 f5 49. Ke2 f4 50. Kf3 g5 51. h4 Rc2 52. Rf1 Kg6 53. hxg5 Kxg5 54. g3 fxg3 55. Kxg3 e2 56. Re1 Kf5 57. Kf3 Ra2 58. Rxe2 Rxe2 59. Kxe2 Ke4 1/2-1/2

[Event "GRE-ch South U16"]
[Site "Athens"]
[Date "2020.08.28"]
[Round "1"]
[White "Gavriilidis, Orestis"]
[Black "Arzoumanidis, Alexandros"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "1916"]
[BlackElo "1411"]
[PlyCount "97"]
[EventDate "2020.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 c5 7. d5 e5 8. 0-0 Ne8 9. Ne1 f5 10. Nd3 f4 11. Bg4 Nd7 12. a3 Kh8 13. b4 b6 14. bxc5 bxc5 15. f3 h5 16. Be6 g5 17. Rb1 Rf6 18. Qa4 Nb6 19. Rxb6 Bxe6 20. Rb7 Rf7 21. Rxf7 Bxf7 22. Nf2 Qe7 23. Bd2 Rb8 24. Rb1 Rxb1+ 25. Nxb1 Qb7 26. Qb5 Qc8 27. h3 Nc7 28. Qb3 Be8 29. Ba5 Na6 30. Nc3 Bf6 31. Nb5 Qb8 32. Qd3 Be7 33. Nd1 Qb7 34. Ndc3 Qb8 35. Qb1 Bd8 36. Bxd8 Qxd8 37. Nxa7 Qa5 38. Qb3 Nc7 39. Nc6 Qa8 40. Kh2 Bxc6 41. dxc6 Qxc6 42. Qb8+ Kg7 43. Qd8 Kg6 44. Qg8+ Kh6 45. Qh8+ Kg6 46. Qc8 Qb6 47. Qf5+ Kh6 48. Qf6+ Kh7 49. Qxg5 1-0

[Event "Paleochora op 13th"]
[Site "Paleochora"]
[Date "2020.07.22"]
[Round "6"]
[White "Formento, Paolo"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2294"]
[BlackElo "1939"]
[PlyCount "113"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[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. Nge2 0-0 6. Ng3 e5 7. d5 a5 8. Be2 Na6 9. h4 h5 10. Bg5 Qe8 11. Qd2 Nc5 12. f3 Bd7 13. 0-0-0 a4 14. Kb1 Qb8 15. Nf1 Qa7 16. g4 hxg4 17. Bxf6 Bxf6 18. fxg4 Kg7 19. Ng3 Rh8 20. g5 Be7 21. Rdf1 a3 22. b3 Qa5 23. Bd1 Raf8 24. Qe3 Na6 25. Qc1 c6 26. Be2 Bd8 27. Nd1 Bb6 28. Rf6 Qc5 29. h5 Bd8 30. Rhf1 Be7 31. Ne3 Qd4 32. Nc2 Qb2+ 33. Qxb2 axb2 34. h6+ Kg8 35. Ne3 Nc7 36. Bg4 Bxf6 37. Rxf6 Bxg4 38. Nxg4 Rd8 39. c5 Ne8 40. dxc6 bxc6 41. Rf2 Rh7 42. Kxb2 Kf8 43. cxd6 Rxd6 44. Nxe5 Ke7 45. Nc4 Rd3 46. Ne2 Nd6 47. Kc2 Rh3 48. Nd2 Re3 49. Nc3 Rg3 50. e5 Nf5 51. Nde4 Nd4+ 52. Kb2 Re3 53. Nf6 Rh8 54. Nfd5+ cxd5 55. Nxd5+ Ke6 56. Nxe3 Nf5 57. Nc4 1-0

[Event "Paleochora op 13th"]
[Site "Paleochora"]
[Date "2020.07.20"]
[Round "4"]
[White "Gavriilidis, Orestis"]
[Black "Patrelakis, Evaggelos"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1939"]
[BlackElo "2259"]
[PlyCount "74"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nbd7 8. Qc2 Re8 9. d5 h6 10. Ne1 a5 11. Be3 Nc5 12. f3 Nh5 13. Nd3 b6 14. a3 a4 15. Nxc5 bxc5 16. Nxa4 Nf4 17. Rfe1 Nxe2+ 18. Rxe2 f5 19. Nc3 f4 20. Bf2 g5 21. g4 fxg3 22. Bxg3 Rf8 23. Re3 h5 24. Qg2 Kh7 25. Be1 Bh6 26. Rd3 Rg8 27. Kh1 Qf6 28. Bd2 Rg6 29. Rg1 Bd7 30. Nb5 Rag8 31. Qf1 g4 32. Bxh6 g3 33. Rxg3 Rxg3 34. hxg3 Rxg3 35. Rd2 Rxf3 36. Qe2 Qh4+ 37. Kg1 Rg3+ 0-1

[Event "Thessaloniki Vardaris op 6th"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2"]
[White "Gavriilidis, Orestis"]
[Black "Marin, Mihail"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1983"]
[BlackElo "2502"]
[PlyCount "86"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[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. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 c5 7. d5 e5 8. 0-0 Ne8 9. Ne1 f5 10. exf5 gxf5 11. f4 Nd7 12. Nc2 Qe7 13. Kh1 Kh8 14. Bd2 exf4 15. Bxf4 Ne5 16. Qd2 Bd7 17. Rae1 Nf6 18. Ne3 Ne4 19. Nxe4 fxe4 20. Qc2 Ng6 21. Bg3 Bd4 22. Qc1 Nh4 23. Rf4 Rxf4 24. Bxf4 Ng6 25. Bg3 Rf8 26. Nc2 Bg7 27. Rf1 Rxf1+ 28. Qxf1 Bxb2 29. Qb1 Be5 30. Qxb7 Bxg3 31. hxg3 Ne5 32. Qxa7 Qf6 33. Kg1 Qh6 34. Qb8+ Kg7 35. Qd8 Kf7 36. Bf1 Qd2 37. Qh4 Ng4 38. Qxh7+ Kf8 39. Qh8+ Ke7 40. Qh4+ Nf6 41. Na3 Qe3+ 42. Kh1 Qxa3 43. Qh8 Qxg3 0-1

[Event "Thessaloniki White Tower op 42nd"]
[Site "Thessaloniki"]
[Date "2020.01.07"]
[Round "9"]
[White "Mitsiou, Konstantinos"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "1528"]
[BlackElo "1985"]
[PlyCount "116"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Nf6 5. e5 Nd5 6. 0-0 Bg7 7. Bxc6 dxc6 8. d4 cxd4 9. cxd4 0-0 10. Nc3 Nxc3 11. bxc3 Bg4 12. h3 Bxf3 13. Qxf3 Qd5 14. Qxd5 cxd5 15. Ba3 Rfe8 16. Rab1 b6 17. f4 e6 18. g4 Rac8 19. Rbc1 Rc4 20. Rc2 Rec8 21. Rfc1 Bh6 22. g5 Bf8 23. Bxf8 Kxf8 24. Kf2 Ke7 25. Ke3 h6 26. h4 Rh8 27. Rh1 h5 28. Rb1 Rhc8 29. Kd3 Kd7 30. Rb4 R8c6 31. Rb3 Kc7 32. Rb4 a5 33. Rb3 Kb7 34. a3 Ka6 35. Kd2 b5 36. Kd3 Rc7 37. Kd2 Rb7 38. Rcb2 Rb6 39. Kd3 Rc7 40. Kd2 Rcb7 41. Kd3 Ka7 42. Kd2 Kb8 43. Kd3 Kc7 44. Kd2 Kc6 45. Kd3 Ra7 46. Kd2 Rb8 47. Kd3 Ra6 48. Kd2 Rb7 49. Kd3 Ra8 50. Kd2 b4 51. cxb4 axb4 52. Rc2+ Kd7 53. axb4 Ra1 54. Rc1 Rxc1 55. Kxc1 Kc6 56. Kb2 Kb6 57. Rc3 Ra7 58. Rc8 Kb5 1/2-1/2

[Event "Thessaloniki White Tower op 42nd"]
[Site "Thessaloniki"]
[Date "2020.01.06"]
[Round "8"]
[White "Gavriilidis, Orestis"]
[Black "Ivanov, Jordan"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "1985"]
[BlackElo "2379"]
[PlyCount "107"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. 0-0 e5 5. d3 h6 6. c4 d4 7. e3 Bd6 8. a3 a5 9. exd4 exd4 10. Nbd2 Nf6 11. Re1+ Be6 12. Nh4 0-0 13. Ne4 Nxe4 14. Bxe4 Qd7 15. f4 Ne7 16. Qf3 Bg4 17. Qg2 Rab8 18. a4 Bh3 19. Qf2 Kh8 20. Bd2 b6 21. b3 Ng8 22. Bg2 Nf6 23. Bxh3 Qxh3 24. Qg2 Qd7 25. Re2 Rfe8 26. Rae1 Rxe2 27. Rxe2 g6 28. Qf3 Kg7 29. Ng2 Rd8 30. Bc1 Bb8 31. Nh4 Rc8 32. Kg2 Rc6 33. Kg1 Bc7 34. Bd2 Bd8 35. Ng2 Rd6 36. Ne1 h5 37. f5 Qxf5 38. Qxf5 gxf5 39. Ng2 Re6 40. Nf4 Rxe2 41. Nxe2 Ng4 42. h4 Ne5 43. Kg2 Nxd3 44. Nf4 Ne5 45. Nxh5+ Kh7 46. Nf4 Ng4 47. Nd5 Kg7 48. Bf4 Kg6 49. Kf3 f6 50. Bd2 Ne5+ 51. Kf4 Nd3+ 52. Kf3 Ne5+ 53. Kf4 Nd3+ 54. Kf3 1/2-1/2

[Event "Thessaloniki White Tower op 42nd"]
[Site "Thessaloniki"]
[Date "2020.01.05"]
[Round "7"]
[White "Tsouchnikas, Orestis"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1507"]
[BlackElo "1985"]
[PlyCount "78"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d3 Nf6 4. g3 d5 5. Nbd2 e5 6. Bg2 Be7 7. 0-0 0-0 8. h3 Qc7 9. c3 Rd8 10. Qc2 Rb8 11. Kh2 b5 12. b3 dxe4 13. dxe4 Ba6 14. Bb2 Nd7 15. Rad1 b4 16. c4 Nf8 17. Ng1 Ne6 18. Ndf3 Bb7 19. Rxd8+ Rxd8 20. Rd1 Bf6 21. Ne2 h5 22. h4 Ncd4 23. Nexd4 exd4 24. Bc1 a5 25. Bh3 Qc6 26. Re1 Ra8 27. Bxe6 Qxe6 28. Bg5 Qg4 29. Bxf6 Qxf3 30. Bg5 Re8 31. Qe2 Qxe2 32. Rxe2 Rxe4 33. Rxe4 Bxe4 34. Kg1 Bb1 35. Bd8 Bxa2 36. Bxa5 Bxb3 37. Bb6 d3 38. Kf1 Bxc4 39. Ke1 b3 0-1

[Event "Thessaloniki White Tower op 42nd"]
[Site "Thessaloniki"]
[Date "2020.01.04"]
[Round "5"]
[White "Karagiannis, Thomas Aristotelis"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1717"]
[BlackElo "1985"]
[PlyCount "89"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. e3 Bg7 5. c4 0-0 6. Nc3 f5 7. g3 c5 8. Nge2 d6 9. Bg2 Nc6 10. dxc5 Ne5 11. cxd6 Nxc4 12. b3 Nxd6 13. 0-0 Be6 14. Rc1 Qe7 15. Nd5 Bxd5 16. Qxd5 Ne4 17. Rfd1 Rfd8 18. Qa5 b6 19. Qa4 h5 20. Qc6 h4 21. Nf4 Qa3 22. Bxe4 fxe4 23. Qxe4 hxg3 24. hxg3 Qxa2 25. Qc4 Rdc8 26. Qxc8+ Rxc8 27. Rxc8+ Kh7 28. Rc7 Qxb3 29. Rdd7 Be5 30. Rxf7+ Kh6 31. Rxa7 Bxf4 32. Rxf4 b5 33. Rb7 Qd5 34. Rb6 Qc5 35. Rh4+ Kg7 36. Rb7+ Kf6 37. Kh2 Qc6 38. Rb8 Qc5 39. Rf4+ Ke6 40. g4 Kd7 41. Rg8 Qd6 42. Kh3 Kc6 43. Rd4 Qf6 44. Rc8+ Kb7 45. Rc2 1-0

[Event "Thessaloniki White Tower op 42nd"]
[Site "Thessaloniki"]
[Date "2020.01.03"]
[Round "3"]
[White "Gavriilidis, Orestis"]
[Black "Koutsioumpas, Charalampos"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1985"]
[BlackElo "1688"]
[PlyCount "61"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 c5 6. Nc3 Be7 7. d4 cxd4 8. Qd2 d3 9. Qxd3 Nc6 10. Qd2 0-0 11. b3 a6 12. Bb2 Qc7 13. Rac1 Rad8 14. e4 Qb8 15. Rfd1 d6 16. Qe2 Bc8 17. Ne1 e5 18. Nc2 h5 19. Nd5 h4 20. Nce3 Be6 21. Nf5 Bxf5 22. exf5 Rc8 23. g4 Bd8 24. g5 Nxd5 25. cxd5 Nd4 26. Bxd4 exd4 27. Qh5 b5 28. g6 fxg6 29. fxg6 Re8 30. Qh7+ Kf8 31. Qh8+ 1-0

[Event "Thessaloniki White Tower op 42nd"]
[Site "Thessaloniki"]
[Date "2020.01.03"]
[Round "2"]
[White "Stanojoski, Zvonko"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2448"]
[BlackElo "1985"]
[PlyCount "94"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 0-0 9. Bb3 d6 10. h3 Bd7 11. Re1 a6 12. Nd5 Nxd5 13. exd5 Nxd4 14. Bxd4 Bxd4 15. Qxd4 Rfe8 16. Re3 Qc5 17. Qh4 e5 18. dxe6 Bxe6 19. Rae1 d5 20. Qf6 Qc6 21. h4 h5 22. Rc3 Qd7 23. Re5 Qd8 24. Qf4 Kg7 25. Bxd5 Bxd5 26. Rd3 Qf6 27. Qxf6+ Kxf6 28. Rexd5 Re1+ 29. Kh2 Re2 30. Rd2 Rxd2 31. Rxd2 Rc8 32. c3 Rc4 33. g3 Ke6 34. Kg2 Rc7 35. Kf3 Ke5 36. Ke3 b5 37. Rd4 a5 38. Kd3 a4 39. Rb4 Rc5 40. c4 bxc4+ 41. Rxc4 Ra5 42. Kc3 Ra7 43. Kb4 Kd5 44. Rf4 Kc6 45. Ka3 Kb5 46. Rb4+ Kc5 47. Rxa4 Kd5 1-0

[Event "GRE-chT U16"]
[Site "Thessaloniki"]
[Date "2019.12.01"]
[Round "6.1"]
[White "Brokalakis Gounaris, Christos"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "2038"]
[BlackElo "1981"]
[PlyCount "102"]
[EventDate "2019.11.28"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "OFI"]
[BlackTeam "Neapolis Sykeon"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. b3 c5 7. c4 Bd7 8. Bb2 cxd4 9. Nxd4 Nc6 10. Nc3 Qa5 11. e4 Nxd4 12. Qxd4 Bc6 13. Qd3 Nd7 14. Rad1 a6 15. Qd2 Rfe8 16. Rfe1 b5 17. Bf1 Ne5 18. Re3 bxc4 19. bxc4 Rab8 20. Ba1 Bh6 21. f4 Ng4 22. Ree1 Qc5+ 23. Qd4 Qxd4+ 24. Rxd4 Bg7 25. Rdd1 Rb4 26. h3 Nh6 27. Bd3 Bd4+ 28. Kf1 e5 29. Nd5 Bxd5 30. cxd5 Bxa1 31. Rxa1 exf4 32. gxf4 f5 33. exf5 Rxf4+ 34. Kg2 Rxe1 35. Rxe1 Nxf5 36. Re8+ Kg7 37. Ra8 Rd4 38. Bxf5 gxf5 39. Rxa6 Rxd5 40. Ra8 Kf6 41. a4 Ke5 42. Kg3 Rd3+ 43. Kh4 Kf4 44. a5 Ra3 45. a6 d5 46. a7 d4 47. Rd8 Rxa7 48. Rxd4+ Ke3 49. Rb4 Rg7 50. Rb3+ Ke4 51. Rb4+ Ke5 1/2-1/2

[Event "GRE-chT U16"]
[Site "Thessaloniki"]
[Date "2019.11.30"]
[Round "5.2"]
[White "Hartofylakas, Spyros"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "1690"]
[BlackElo "1981"]
[PlyCount "67"]
[EventDate "2019.11.28"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "Neas Erythraias"]
[BlackTeam "Neapolis Sykeon"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Nxc6 bxc6 8. e5 Ng8 9. Bd4 Nh6 10. e6 0-0 11. Bxg7 Kxg7 12. exd7 Bxd7 13. Bc4 Bf5 14. Qxd8 Rfxd8 15. Bb3 Ng4 16. Rd1 Rxd1+ 17. Nxd1 Rd8 18. 0-0 Rd2 19. h3 Nf6 20. Ne3 Ne4 21. Re1 Nd6 22. Nxf5+ Nxf5 23. g4 Nd4 24. Rxe7 Nxb3 25. cxb3 a5 26. Re5 a4 27. bxa4 Rxb2 28. Rc5 Rxa2 29. a5 h6 30. Kg2 Ra3 31. f3 Kf8 32. Rxc6 Rxa5 33. Rc8+ Kg7 34. Rc2 1/2-1/2

[Event "GRE-chT U16"]
[Site "Thessaloniki"]
[Date "2019.11.30"]
[Round "4.1"]
[White "Rousos, Stamatios"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "B39"]
[WhiteElo "1747"]
[BlackElo "1981"]
[PlyCount "76"]
[EventDate "2019.11.28"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "Rodou Ippotis"]
[BlackTeam "Neapolis Sykeon"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

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 Be6 11. Rc1 a5 12. b3 Nd7 13. Be2 Nc5 14. 0-0 Qb6 15. f4 f5 16. exf5 gxf5 17. Nd5 Qd8 18. Bf3 Bf7 19. Bd4 Bxd4+ 20. Qxd4 Bxd5 21. Bxd5+ e6 22. Bf3 Ra6 23. g3 Qf6 24. Rcd1 Qxd4+ 25. Rxd4 Kf7 26. Rfd1 Ke7 27. Kf1 Rb6 28. Rb1 Rb4 29. Bd1 a4 30. a3 Rxb3 31. Bxb3 axb3 32. Rd2 Ra8 33. Ra1 Ra4 34. Rd4 b5 35. Rc1 d5 36. Rxd5 exd5 37. cxb5 Rc4 38. Rb1 Kd7 0-1

[Event "GRE-chT U16"]
[Site "Thessaloniki"]
[Date "2019.11.29"]
[Round "2.2"]
[White "Gavriilidis, Orestis"]
[Black "Nasos, Valerios"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "1981"]
[BlackElo "1803"]
[PlyCount "132"]
[EventDate "2019.11.28"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "Neapolis Sykeon"]
[BlackTeam "Alexandroupolis Ethnikos"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 Nbd7 11. Nc3 h6 12. Bxf6 Nxf6 13. Rfe1 Bd5 14. Qd3 Bxf3 15. Bxf3 c6 16. Qc4 Nd5 17. e4 Nb4 18. Rad1 Rc8 19. Qe2 Bf6 20. e5 Be7 21. Be4 Nd5 22. Bb1 Nxc3 23. bxc3 Qa5 24. Qd3 g6 25. h4 h5 26. Kh2 Kg7 27. Rg1 Rh8 28. Rge1 Qxa4 29. Re4 Qb5 30. Qc2 a5 31. Rf4 Rcf8 32. c4 Qb6 33. d5 cxd5 34. cxd5 exd5 35. Rxd5 Rd8 36. Qa2 Rxd5 37. Qxd5 Rf8 38. Ba2 f6 39. Qd7 Qd8 40. Qxb7 fxe5 41. Rxf8 Qxf8 42. Kg2 Kh6 43. Qd5 Bc5 44. Qd2+ Kg7 45. Bb1 a4 46. Qc2 Qa8+ 47. Kg1 Qc6 48. Ba2 a3 49. Qc4 Qc8 50. Qf7+ Kh6 51. Qd5 Qf8 52. Qd2+ Kg7 53. Qd7+ Kh8 54. Qd2 Bd4 55. Bb1 Kg7 56. Qc2 Qd6 57. Kg2 Qb6 58. Kg1 Bxf2+ 59. Kg2 Bd4 60. Kf3 Qb7+ 61. Qe4 Qf7+ 62. Ke2 Qf2+ 63. Kd1 Qxg3 64. Qb7+ Kh6 65. Qb8 Qf3+ 66. Kc2 Qe2+ 0-1

[Event "GRE-chT U16"]
[Site "Thessaloniki"]
[Date "2019.11.29"]
[Round "3.2"]
[White "Lekkas, Anastasios"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1346"]
[BlackElo "1981"]
[PlyCount "98"]
[EventDate "2019.11.28"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "Argonaftis"]
[BlackTeam "Neapolis Sykeon"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. c4 c5 5. e3 0-0 6. Bg2 Nc6 7. 0-0 d6 8. b3 cxd4 9. exd4 d5 10. c5 Ne4 11. Bb2 Nxc5 12. Nc3 Ne6 13. Qd2 Nc7 14. Rfe1 e6 15. Ba3 Re8 16. Ne5 Nxe5 17. dxe5 Bd7 18. Bd6 Rc8 19. Qe3 b6 20. a4 Bf8 21. Bxf8 Rxf8 22. Bf1 Bc6 23. Red1 Qe7 24. Rac1 Bb7 25. Rd4 Ba6 26. Nb5 Bxb5 27. axb5 Na8 28. Ra1 Rc7 29. Qh6 f5 30. exf6 Qxf6 31. Rf4 Qg7 32. Qxg7+ Kxg7 33. Rfa4 Rff7 34. Bh3 Rce7 35. Re1 e5 36. Bg2 e4 37. f3 e3 38. f4 Nc7 39. Rxa7 d4 40. Bf1 Ne6 41. Rxe7 Rxe7 42. Bc4 Nc5 43. Kf1 d3 44. b4 e2+ 45. Kf2 Ne4+ 46. Ke3 d2 47. Kxe2 dxe1Q+ 48. Kxe1 Nd6+ 49. Be2 Nxb5 0-1

[Event "GRE-chT U16"]
[Site "Thessaloniki"]
[Date "2019.11.28"]
[Round "1.2"]
[White "Tzagarakis, Panagiotis"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "B36"]
[WhiteElo "2019"]
[BlackElo "1981"]
[PlyCount "178"]
[EventDate "2019.11.28"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "Chanion"]
[BlackTeam "Neapolis Sykeon"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. b3 Bg7 9. Bb2 0-0 10. Qd2 Bd7 11. Bd3 a5 12. a4 Bc6 13. 0-0 Nd7 14. Kh1 Nc5 15. Bc2 Qb6 16. Rab1 Rfe8 17. Qe3 Nd7 18. Qg3 Nc5 19. f4 Ne6 20. f5 Nd4 21. Qf2 Qc5 22. fxg6 fxg6 23. Qf7+ Kh8 24. Ne2 e5 25. Nxd4 exd4 26. Rbd1 Bxe4 27. Bxe4 Rxe4 28. Qxb7 Rae8 29. Rd2 Qe5 30. Rdf2 Re1 31. Ba1 Qe2 32. Qf3 Rxf1+ 33. Rxf1 Qxf3 34. gxf3 Re3 35. Rd1 Rxb3 36. Bxd4 Bxd4 37. Rxd4 Rb4 38. Rxd6 Rxc4 39. Ra6 Rxa4 40. Ra7 Ra2 41. h4 h5 42. Kg1 a4 43. Kh1 a3 44. Kg1 Kg8 45. Kh1 Kf8 46. Kg1 Ke8 47. Kh1 Kd8 48. Kg1 Kc8 49. f4 Ra1+ 50. Kg2 a2 51. Kh2 Kb8 52. Ra6 Kb7 53. Ra5 Kb6 54. Ra8 Kc5 55. Ra7 Kd5 56. Kg2 Ke4 57. Ra4+ Kf5 58. Kh2 Kg4 59. Kg2 Kf5 60. Kh2 Ke6 61. Ra5 Kd6 62. Kg2 Kc6 63. Ra8 Kc5 64. Rc8+ Kd4 65. Ra8 Ke4 66. Ra4+ Ke3 67. Kh2 Kf3 68. Ra3+ Kg4 69. Ra4 Kf3 70. Ra3+ Kxf4 71. Ra4+ Kf3 72. Ra3+ Kf2 73. Ra8 Ke3 74. Ra3+ Kd4 75. Ra4+ Kc3 76. Ra8 Rd1 77. Rxa2 Rd2+ 78. Rxd2 Kxd2 79. Kh3 Ke3 80. Kg3 Ke4 81. Kg2 Kf4 82. Kf2 Kg4 83. Kg2 Kxh4 84. Kh2 Kg4 85. Kg2 g5 86. Kh2 Kf3 87. Kh3 g4+ 88. Kh2 Kf2 89. Kh1 h4 0-1

[Event "GRE-chT 47th"]
[Site "Patras"]
[Date "2019.07.06"]
[Round "7.5"]
[White "Gavriilidis, Orestis"]
[Black "Damianou, Ioannis"]
[Result "1-0"]
[ECO "E08"]
[WhiteElo "1906"]
[BlackElo "2154"]
[PlyCount "120"]
[EventDate "2019.07.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Neapolis Sykeon"]
[BlackTeam "Chania OA"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. d4 0-0 6. 0-0 c6 7. Qc2 b6 8. Rd1 Nbd7 9. Bf4 Nh5 10. Bc1 f5 11. Ne5 Nxe5 12. dxe5 g5 13. cxd5 cxd5 14. e4 f4 15. Qe2 Qe8 16. exd5 Bb7 17. Nc3 Bc5 18. Ne4 fxg3 19. hxg3 Nxg3 20. Nxg3 Rxf2 21. Qxf2 Bxf2+ 22. Kxf2 exd5 23. Re1 Qg6 24. Bd2 h5 25. Kg1 h4 26. e6 hxg3 27. Re5 Qd3 28. Rxg5+ Kh7 29. Rh5+ Kg6 30. Rg5+ Kf6 31. Rf1+ Kxe6 32. Bh3+ Kd6 33. Bb4+ Kc6 34. Rf6+ Kb5 35. Bf1 Qxf1+ 36. Kxf1 Kxb4 37. Rf4+ Kc5 38. Rxg3 d4 39. Rg5+ Kc4 40. Rgg4 Rd8 41. Ke2 a5 42. Kd2 a4 43. Rg7 Bc6 44. Rf6 Rc8 45. Rgg6 Kc5 46. Rg5+ Kc4 47. Rf1 Kb4 48. Rc1 Bb7 49. a3+ Kb3 50. Rb5+ Ka2 51. Rxc8 Bxc8 52. Rxb6 Bf5 53. Rb4 Be6 54. Kc1 d3 55. Rxa4 d2+ 56. Kxd2 Kxb2 57. Ra7 Kb3 58. Kd3 Bc4+ 59. Kd4 Bb5 60. Rb7 Ka4 1-0

[Event "GRE-chT 47th"]
[Site "Patras"]
[Date "2019.07.04"]
[Round "4.4"]
[White "Patrelakis, Evaggelos"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2209"]
[BlackElo "1906"]
[PlyCount "89"]
[EventDate "2019.07.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Chania SA"]
[BlackTeam "Neapolis Sykeon"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

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. b3 a4 12. b4 Be6 13. Rc1 Nd7 14. Be2 Rc8 15. Nxa4 Ne5 16. Nb6 Rc6 17. Nd5 Bxd5 18. exd5 Ra6 19. 0-0 Qa8 20. Rc2 Ra3 21. f4 Nd7 22. c5 Qa4 23. Bf2 Rc8 24. Rfc1 dxc5 25. bxc5 Nf6 26. Bf3 Rd8 27. d6 Rxf3 28. gxf3 Qc6 29. Qa5 Re8 30. Qa3 Nd5 31. Rc4 Bh6 32. Qa4 Nxf4 33. Qxc6 bxc6 34. Re1 Nd5 35. a4 Bd2 36. Re2 Bg5 37. Bh4 Bxh4 38. Rxh4 e5 39. Rxe5 Ra8 40. d7 Nf6 41. Rd4 Rd8 42. a5 Rxd7 43. Rxd7 Nxd7 44. Re8+ Kg7 45. a6 1-0

[Event "GRE-chT 47th"]
[Site "Patras"]
[Date "2019.07.03"]
[Round "2.5"]
[White "Loukisas, Dimitrios"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "1898"]
[BlackElo "1906"]
[PlyCount "103"]
[EventDate "2019.07.02"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Heraklion Attica"]
[BlackTeam "Neapolis Sykeon"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Nge2 c5 7. d5 a6 8. a4 e6 9. Be3 exd5 10. cxd5 Nbd7 11. g4 Ne5 12. Ng3 Qa5 13. Be2 Qb4 14. Qd2 Nc4 15. Bxc4 Qxc4 16. h4 Bxg4 17. fxg4 Nxg4 18. Nd1 Ne5 19. Qe2 Nd3+ 20. Kd2 Nxb2 21. Nxb2 Qc3+ 22. Kd1 Qxb2 23. Qxb2 Bxb2 24. Rb1 Be5 25. Nf1 Rab8 26. Rb6 f5 27. exf5 Rxf5 28. Nd2 Kf7 29. Ke2 Bf4 30. Bxf4 Rxf4 31. Rf1 Re8+ 32. Kd3 Rxf1 33. Nxf1 Re5 34. Rxb7+ Kf6 35. Ne3 Rh5 36. Rb6 Rxh4 37. Rxd6+ Ke7 38. Rxa6 Rd4+ 39. Ke2 h5 40. a5 Ra4 41. Rxg6 Rxa5 42. Rh6 Ra2+ 43. Kd3 Rh2 44. Kc4 Ke8 45. Kxc5 h4 46. Kd6 h3 47. Ke6 Kf8 48. d6 Kg7 49. Nf5+ Kg8 50. d7 Re2+ 51. Kf6 Rd2 52. Ne7+ 1-0

[Event "GRE-ch U14"]
[Site "Patras"]
[Date "2019.07.01"]
[Round "9.4"]
[White "Sifogiannakis, Andreas"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1660"]
[BlackElo "1906"]
[PlyCount "82"]
[EventDate "2019.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Greece"]
[BlackTeam "Greece"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. e4 c5 2. Na3 Nc6 3. Bb5 g6 4. h4 h5 5. c3 Nf6 6. d3 Bg7 7. Nf3 a6 8. Bxc6 bxc6 9. Bg5 d5 10. e5 Nd7 11. d4 0-0 12. Qd3 Nb8 13. Nc2 Bf5 14. Qd2 Be4 15. Ne3 Bxf3 16. gxf3 cxd4 17. cxd4 c5 18. dxc5 d4 19. Nc4 Qd5 20. Rc1 Qxf3 21. Rg1 Nc6 22. Bh6 Qe4+ 23. Kf1 Qxh4 24. Rg3 Qh1+ 25. Ke2 Qe4+ 26. Kf1 Qf5 27. Kg2 h4 28. Rh3 Qh5 29. Bg5 Qg4+ 30. Kh2 Nxe5 31. Nxe5 Bxe5+ 32. f4 Qxg5 33. Rf1 Qh6 34. Qf2 Bf6 35. f5 g5 36. c6 Rac8 37. Qf3 Be5+ 38. Kg1 Bf6 39. Rf2 Kh8 40. Qd5 Qh5 41. Rd2 Qg4+ 0-1

[Event "GRE-ch U14"]
[Site "Patras"]
[Date "2019.06.30"]
[Round "8.2"]
[White "Gavriilidis, Orestis"]
[Black "Krallis, Christos"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1906"]
[BlackElo "2267"]
[PlyCount "77"]
[EventDate "2019.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Greece"]
[BlackTeam "Greece"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Be3 Nd7 5. Nf3 e6 6. Qd2 a6 7. a4 b6 8. h4 h5 9. Ng5 Bb7 10. Bc4 Ndf6 11. d5 e5 12. f3 Bc8 13. 0-0-0 Bd7 14. Kb1 Qb8 15. Bb3 Ne7 16. Rdg1 b5 17. a5 Qb7 18. Na2 Bc8 19. Nb4 Nd7 20. Nc6 Nb8 21. Nxe7 Kxe7 22. g4 Nd7 23. gxh5 Rxh5 24. Qg2 Nf8 25. f4 exf4 26. Bxf4 f6 27. Nf3 Bd7 28. Re1 Kd8 29. Nd4 Qa7 30. Be3 Qb7 31. Nc6+ Ke8 32. Bd4 Qc8 33. Re3 Bxc6 34. dxc6 Ke7 35. Rf3 Qe8 36. Rhf1 Nh7 37. Qg4 Kd8 38. R3f2 b4 39. Bd5 1/2-1/2

[Event "GRE-ch U14"]
[Site "Patras"]
[Date "2019.06.28"]
[Round "6.3"]
[White "Gavriilidis, Orestis"]
[Black "Papagiannis, Asterios"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "1906"]
[BlackElo "1903"]
[PlyCount "83"]
[EventDate "2019.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Greece"]
[BlackTeam "Greece"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. Nf3 Nf6 2. c4 e6 3. g3 a6 4. b3 b5 5. Nc3 b4 6. Na4 Bb7 7. Bg2 d6 8. a3 a5 9. 0-0 Nbd7 10. axb4 axb4 11. Bb2 c5 12. d4 Qc7 13. dxc5 dxc5 14. Ra2 Bd6 15. Qa1 0-0 16. Rd1 Rfe8 17. Ne1 Bxg2 18. Nxg2 Rad8 19. Qb1 Be5 20. Bxe5 Nxe5 21. Rad2 Rxd2 22. Rxd2 Re7 23. Qd1 Rd7 24. Rxd7 Qxd7 25. Qxd7 Nfxd7 26. Ne1 Nc6 27. Nd3 Nd4 28. Ndxc5 Nxc5 29. Nxc5 Nxe2+ 30. Kg2 Nd4 31. f4 Kf8 32. Kf2 Ke7 33. Ke3 Nc6 34. Nd3 Kd6 35. Ke4 Na5 36. Nc1 Nb7 37. Kd3 Na5 38. Kd4 Nc6+ 39. Ke4 Na5 40. Kd4 Nc6+ 41. Ke3 Na5 42. Ke4 1/2-1/2

[Event "Thessaloniki Vardaris op 5th"]
[Site "Thessaloniki"]
[Date "2019.03.08"]
[Round "2"]
[White "Gavriilidis, Orestis"]
[Black "Triantafilidis, Mihail"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "1833"]
[BlackElo "2070"]
[PlyCount "119"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Nc3 Nbd7 4. e4 e5 5. Bc4 Be7 6. 0-0 0-0 7. Re1 c6 8. a4 b6 9. d5 Bb7 10. dxc6 Bxc6 11. Nd5 Nxd5 12. Bxd5 Qc7 13. c3 Bxd5 14. Qxd5 Nf6 15. Qb3 h6 16. Bd2 Rad8 17. Rad1 d5 18. exd5 e4 19. Nd4 Rxd5 20. h3 Rfd8 21. Be3 a6 22. Ne2 Bc5 23. Bxc5 bxc5 24. Rxd5 Rxd5 25. Rd1 Rd3 26. Nc1 Rd6 27. Rxd6 Qxd6 28. Qc2 Nh5 29. Qe2 Nf4 30. Qe3 g5 31. g3 Nd3 32. Ne2 Nxb2 33. Qxe4 Qd1+ 34. Kg2 Qxa4 35. Qb7 Nd3 36. Qd5 Qd1 37. Qe4 a5 38. Nc1 Nxc1 39. Qe8+ Kg7 40. Qe5+ Kh7 41. Qe4+ Kg7 42. Qe5+ Kf8 43. Qxc5+ Ke8 44. Qe5+ Kd7 45. Qxa5 Qd6 46. Qa7+ Kc6 47. Qxf7 Nd3 48. Qe8+ Kc5 49. Qe4 Kb5 50. h4 gxh4 51. Qxh4 Qd5+ 52. Kh2 Nxf2 53. c4+ Qxc4 54. Qxc4+ Kxc4 55. Kg2 Nd3 56. Kf3 h5 57. Ke4 Nf2+ 58. Kf4 Nh1 59. Kf3 Nxg3 60. Kxg3 1/2-1/2

[Event "Thessaloniki White Tower op 41st"]
[Site "Thessaloniki"]
[Date "2019.01.07"]
[Round "6"]
[White "Gavriilidis, Orestis"]
[Black "Mitsis, Georgios"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "1800"]
[BlackElo "2330"]
[PlyCount "81"]
[EventDate "2019.01.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 Bb4+ 5. Bd2 a5 6. a3 Be7 7. Bg2 0-0 8. 0-0 c6 9. Qc2 Ne4 10. Bf4 Nd7 11. Nbd2 g5 12. Be3 f5 13. Nxe4 dxe4 14. Ne5 Nxe5 15. dxe5 c5 16. Rad1 Qc7 17. Qc3 Bd7 18. f4 g4 19. Rd2 a4 20. Rc2 Rfd8 21. Rd1 Be8 22. Rxd8 Rxd8 23. Rd2 Rxd2 24. Bxd2 Bd8 25. e3 h5 26. Kf2 h4 27. Qc1 Bc6 28. Bc3 Be7 29. Bf1 b6 30. Be2 Qc8 31. Qf1 Kf7 32. Qd1 Qh8 33. Qf1 hxg3+ 34. hxg3 Ke8 35. Qg1 Kd7 36. Qf1 Kc8 37. Kg2 Kb7 38. Qh1 Qxh1+ 39. Kxh1 Ka6 40. Kg2 b5 41. Kf2 1/2-1/2

[Event "Thessaloniki White Tower op 41st"]
[Site "Thessaloniki"]
[Date "2019.01.06"]
[Round "4"]
[White "Exizoglou, Dimitrios"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "1984"]
[BlackElo "1800"]
[PlyCount "122"]
[EventDate "2019.01.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[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. Bg5 Bg7 9. Qd2 0-0 10. Bd3 Be6 11. 0-0 a5 12. Rae1 Re8 13. Re2 Qb6 14. Rfe1 Qb4 15. Nd5 Qxd2 16. Bxd2 Bxd5 17. exd5 Bf8 18. Bc3 Nd7 19. b3 Rec8 20. Bd4 Nc5 21. Bc2 a4 22. Rb1 axb3 23. axb3 Ra2 24. b4 Nd7 25. Bd3 Rca8 26. Kf1 Rxe2 27. Bxe2 Bg7 28. Be3 b6 29. g4 Kf8 30. g5 f5 31. gxf6 exf6 32. c5 bxc5 33. Bb5 Rd8 34. bxc5 Nxc5 35. Ra1 f5 36. Ra7 Ne4 37. Bd7 Kg8 38. Be6+ Kh8 39. f3 Nc5 40. Bf7 Bf6 41. h4 Nd7 42. h5 Nf8 43. Bh6 Rd7 44. Ra8 Rxf7 45. Bxf8 Rd7 46. hxg6 hxg6 47. Bxd6+ Kg7 48. Ra6 Kf7 49. Ke2 Be7 50. Bxe7 Kxe7 51. Rxg6 Rxd5 52. Ke3 Kf7 53. Ra6 f4+ 54. Kxf4 Rb5 55. Kg4 Rb4+ 56. f4 Rb5 57. Rd6 Ra5 58. Kf3 Ra3+ 59. Ke4 Ra4+ 60. Ke5 Ra5+ 61. Rd5 Rxd5+ 1/2-1/2

[Event "Thessaloniki White Tower op 41st"]
[Site "Thessaloniki"]
[Date "2019.01.06"]
[Round "5"]
[White "Gavriilidis, Orestis"]
[Black "Theodoulidis, Theodoros"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "1800"]
[BlackElo "1974"]
[PlyCount "120"]
[EventDate "2019.01.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Bg4 3. Nc3 Nf6 4. e4 e6 5. Bd3 c6 6. Ne2 Bxf3 7. gxf3 Nbd7 8. c3 Nb6 9. Rg1 d5 10. e5 Nh5 11. Ng3 Nxg3 12. hxg3 Nc4 13. Qe2 b5 14. Kf1 h5 15. b3 Nb6 16. Kg2 a5 17. f4 g6 18. Rh1 a4 19. Rb1 axb3 20. axb3 Ba3 21. Be3 Be7 22. g4 Kd7 23. c4 dxc4 24. bxc4 Nxc4 25. Be4 hxg4 26. Rhc1 Ke8 27. Bxc6+ Kf8 28. Rxb5 Nxe3+ 29. fxe3 Ba3 30. Rcb1 Rc8 31. Qd3 Kg7 32. Be4 Bc1 33. Rc5 Rxc5 34. dxc5 Qxd3 35. Bxd3 Bxe3 36. Kg3 Bxc5 37. Kxg4 Bf2 38. Rb7 Rh4+ 39. Kf3 Be1 40. Rc7 Bd2 41. Rc4 Rh3+ 42. Ke2 Rh2+ 43. Kf3 Rh3+ 44. Ke2 Ba5 45. Re4 Bb6 46. Bb5 Rg3 47. Ba4 g5 48. fxg5 Rxg5 49. Kf3 Bc7 50. Rg4 Rxg4 51. Kxg4 Bxe5 52. Bc2 Kf6 53. Kf3 Bc3 54. Bb1 Ke5 55. Bc2 Bd2 56. Bb3 Kd4 57. Ba2 Bb4 58. Bb1 f5 59. Bc2 Kc3 60. Bb1 Kb2 1/2-1/2

[Event "Thessaloniki White Tower op 41st"]
[Site "Thessaloniki"]
[Date "2019.01.05"]
[Round "3"]
[White "Gavriilidis, Orestis"]
[Black "Vafiadis, Kleanthis"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1800"]
[BlackElo "2275"]
[PlyCount "112"]
[EventDate "2019.01.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. e3 b6 6. Bd3 Bb7 7. a3 Bxd2+ 8. Nbxd2 d6 9. 0-0 e5 10. Be2 e4 11. Ne1 Nbd7 12. Nc2 0-0 13. f4 exf3 14. gxf3 d5 15. b3 c5 16. Re1 cxd4 17. exd4 Nh5 18. Bf1 Qg5+ 19. Kh1 Rae8 20. Nb4 dxc4 21. bxc4 Ndf6 22. d5 b5 23. Ne4 Nxe4 24. fxe4 bxc4 25. Bxc4 Qh4 26. Qf3 Rxe4 27. Rxe4 Ng3+ 28. Kg2 Nxe4 29. Bd3 Qg5+ 30. Kh1 Nf2+ 31. Qxf2 Bxd5+ 32. Nxd5 Qxd5+ 33. Kg1 Qxd3 34. Qxa7 Qg6+ 35. Kh1 Qe4+ 36. Kg1 h5 37. Rf1 h4 38. Qf2 h3 39. Qf3 Qe6 40. Rd1 Rc8 41. Kf1 Rc5 42. Kg1 Rg5+ 43. Kh1 Re5 44. Kg1 Re1+ 45. Kf2 Rxd1 46. Qxd1 Qa2+ 47. Qe2 Qxa3 48. Qe8+ Qf8 49. Qe3 Qc8 50. Qd3 Qg4 51. Qd8+ Kh7 52. Qe7 Qf4+ 53. Ke1 g5 54. Qd7 Qe3+ 55. Kf1 Qf3+ 56. Ke1 Qh1+ 0-1

[Event "Thessaloniki White Tower op 41st"]
[Site "Thessaloniki"]
[Date "2019.01.02"]
[Round "1"]
[White "Kesidis, Odyseas"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2244"]
[BlackElo "1800"]
[PlyCount "59"]
[EventDate "2019.01.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. e5 Nd5 7. Nc3 Nc7 8. Bxc6 dxc6 9. Ne4 Ne6 10. d3 0-0 11. Be3 b6 12. Qd2 Nd4 13. Nxd4 cxd4 14. Bh6 Qd5 15. Bxg7 Kxg7 16. Qg5 Qe6 17. Ng3 h6 18. Qh4 c5 19. f4 Bb7 20. Re2 Rae8 21. f5 gxf5 22. Nh5+ Kh7 23. Nf4 Qc6 24. e6 Bc8 25. Qh5 Bxe6 26. Rxe6 fxe6 27. Qg6+ Kh8 28. Qxh6+ Kg8 29. Qg6+ Kh8 30. Nxe6 1-0

[Event "GRE-ch U14"]
[Site "Rio Achaia"]
[Date "2018.07.09"]
[Round "9"]
[White "Gavriilidis, Orestis"]
[Black "Papagiannis, Asterios"]
[Result "1/2-1/2"]
[ECO "A17"]
[WhiteElo "1665"]
[BlackElo "1869"]
[PlyCount "66"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3 6. Qxc3 d6 7. d3 e5 8. e3 Qe7 9. b3 Nbd7 10. Be2 Ne8 11. Bb2 f5 12. b4 c5 13. Nd2 Nef6 14. 0-0 Rf7 15. Rfe1 b6 16. d4 Bb7 17. Bf1 Ne4 18. Nxe4 fxe4 19. dxc5 bxc5 20. g3 Raf8 21. Re2 Qe6 22. Bg2 g5 23. Rd2 Qg6 24. Rad1 Rf6 25. Qc2 Bc6 26. h3 Ra8 27. Bc3 Kg7 28. Qb2 Re8 29. Qc2 Ra8 30. Qb2 Re8 31. Qa1 h5 32. Qb1 h4 33. g4 Kh6 1/2-1/2

[Event "GRE-ch U14"]
[Site "Rio Achaia"]
[Date "2018.07.08"]
[Round "8"]
[White "Leftheriotis, Alexandros"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2056"]
[BlackElo "1665"]
[PlyCount "95"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 e6 6. d4 cxd4 7. cxd4 d5 8. exd5 exd5 9. Re1+ Nge7 10. Bxc6+ bxc6 11. Bg5 f6 12. Bf4 0-0 13. Nbd2 g5 14. Bg3 Nf5 15. Nb3 Bd7 16. Nc5 Nxg3 17. hxg3 Re8 18. Qc2 Bf8 19. Nd2 Bd6 20. Nb7 Qc7 21. Nxd6 Qxd6 22. Nb3 Rxe1+ 23. Rxe1 Re8 24. Rxe8+ Bxe8 25. Nc5 Bd7 26. Qe2 Kg7 27. Qa6 Qc7 28. Qb7 Qxb7 29. Nxb7 Kg6 30. f3 h5 31. Kf2 Bc8 32. Nc5 Kf5 33. Ke3 Kg6 34. Na4 Ba6 35. Nc5 Bc8 36. Nd3 Kf5 37. a4 Bd7 38. a5 Bc8 39. Nf2 Kg6 40. Nd3 Kf5 41. Nf2 Kg6 42. Kd2 Ba6 43. Nd1 Bf1 44. Ne3 Ba6 45. Kc3 h4 46. g4 Kf7 47. Kd2 Ke6 48. Kc3 1/2-1/2

[Event "GRE-ch U14"]
[Site "Rio Achaia"]
[Date "2018.07.07"]
[Round "7"]
[White "Gavriilidis, Orestis"]
[Black "Koutsaftis, Efstratios"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "1665"]
[BlackElo "1613"]
[PlyCount "111"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Nc6 6. Bg2 g6 7. d3 Bg7 8. Bd2 0-0 9. 0-0 e5 10. Nxd5 Qxd5 11. Be3 Qd6 12. Rc1 b6 13. a3 Bb7 14. Qa4 Nd4 15. Nxd4 Bxg2 16. Kxg2 exd4 17. Bd2 Qd5+ 18. Kg1 Qh5 19. Rfe1 Rfe8 20. Qc6 Rec8 21. Qb7 Rcb8 22. Qg2 Rf8 23. b4 Rae8 24. Kf1 Re6 25. bxc5 bxc5 26. Bf4 Rfe8 27. g4 Qh4 28. Rxc5 Qe7 29. Rc7 Qxa3 30. Qb7 R6e7 31. Rxe7 Qxe7 32. Qxe7 Rxe7 33. Rb1 h6 34. Ra1 Rb7 35. Ra4 g5 36. Bd6 Bf8 37. Bxf8 Kxf8 38. Rxd4 Rb8 39. Ra4 Ra8 40. Ra6 Kg7 41. e3 Kh7 42. Ke2 Kg7 43. d4 Kh7 44. d5 Kg7 45. Kd3 f6 46. Kd4 Kf7 47. h3 Ke7 48. Ke4 Kf7 49. Kf5 Ke7 50. e4 Kd7 51. Kxf6 Rf8+ 52. Ke5 Rxf2 53. Rxa7+ Kc8 54. Ke6 Re2 55. e5 Kd8 56. d6 1-0

[Event "GRE-ch U14"]
[Site "Rio Achaia"]
[Date "2018.07.06"]
[Round "5"]
[White "Gavriilidis, Orestis"]
[Black "Zaronikas, Dimitrios"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1665"]
[BlackElo "1919"]
[PlyCount "90"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Na6 8. Be3 h6 9. dxe5 Ng4 10. Bc1 Nxe5 11. Nd4 Nc6 12. Nxc6 bxc6 13. Be3 c5 14. Qd2 Kh7 15. Rad1 Bb7 16. f4 f5 17. e5 dxe5 18. fxe5 Qxd2 19. Rxd2 Bxe5 20. Rd7+ Bg7 21. Bf4 Rad8 22. Rfd1 Rde8 23. Bf3 Bc8 24. R7d2 Be6 25. Bd5 Bxd5 26. Rxd5 Bd4+ 27. Kf1 Rf7 28. a3 g5 29. Bg3 Rb8 30. Rd2 Rb3 31. Na4 f4 32. Bf2 Be3 33. Rd7 Bxd2 34. Rxf7+ Kg6 35. Rf8 Bc1 36. Ra8 Rb7 37. Re8 Kf7 38. Re1 Bd2 39. Rd1 Ba5 40. Rd7+ Kg6 41. Rd5 Bb6 42. Ke2 Rb8 43. Kd3 Kf7 44. h4 Ke6 45. hxg5 c6 0-1

[Event "GRE-ch U14"]
[Site "Rio Achaia"]
[Date "2018.07.06"]
[Round "6"]
[White "Tzavaras, Spyridon"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1321"]
[BlackElo "1665"]
[PlyCount "76"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. 0-0 Nxd4 10. Bxd4 Be6 11. f4 Rc8 12. b3 a6 13. Qd2 Bd7 14. Rac1 Bc6 15. Bf3 Nd7 16. Be3 Nc5 17. Bxc5 dxc5 18. Rfd1 Qxd2 19. Rxd2 Bd4+ 20. Rxd4 cxd4 21. Nd5 Bxd5 22. exd5 Rc7 23. Rd1 b5 24. Be2 bxc4 25. Bxc4 Rd8 26. a4 a5 27. Kf2 Kf8 28. Kf3 e6 29. dxe6 fxe6 30. Bxe6 Rc3+ 31. Kf2 Rc2+ 32. Kf3 Re8 33. Bh3 Re3+ 34. Kg4 d3 35. f5 d2 36. Kf4 Re1 37. Bg4 Rxd1 38. Bxd1 Rc1 0-1

[Event "GRE-ch U14"]
[Site "Rio Achaia"]
[Date "2018.07.05"]
[Round "4"]
[White "Koulis, Vasilis Iosif"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1468"]
[BlackElo "1665"]
[PlyCount "120"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. g3 Bg4 6. Nge2 Bf3 7. Rg1 e6 8. Bg2 Bxg2 9. Rxg2 Nc6 10. Bd2 0-0-0 11. f4 Nxd4 12. Nxd4 Rxd4 13. Qf3 Bb4 14. 0-0-0 Bxc3 15. Bxc3 Rxd1+ 16. Qxd1 Qxa2 17. b3 Ne4 18. Bxg7 Rd8 19. Qe2 f6 20. Bxf6 Nxf6 21. Qxe6+ Kb8 22. Qxf6 Qa3+ 23. Qb2 Rd1+ 24. Kxd1 Qxb2 25. Rd2 Kc8 26. Rd3 a5 27. Rd5 b6 28. Rh5 Qg7 29. Kc1 Qa1+ 30. Kd2 Kb7 31. Rxh7 b5 32. f5 a4 33. bxa4 bxa4 34. Rh4 a3 35. Ra4 a2 36. f6 Qh1 37. f7 Qd5+ 38. Kc1 Qxf7 39. Kb2 Qf2 40. Rxa2 Qxh2 41. Ra3 c5 42. Rc3 Kc6 43. Kb3 Qg2 44. Ka3 Qg1 45. Ka2 Qd4 46. Rd3 Qg4 47. Kb1 Qe4 48. Rb3 c4 49. Ra3 Kb5 50. g4 Qxg4 51. c3 Qd1+ 52. Kb2 Qd2+ 53. Ka1 Kc6 54. Kb1 Kd5 55. Ka1 Ke4 56. Kb1 Kd3 57. Ra2 Qd1+ 58. Kb2 Qc2+ 59. Ka3 Qxc3+ 60. Ka4 Qb3+ 0-1

[Event "GRE-ch U14"]
[Site "Rio Achaia"]
[Date "2018.07.04"]
[Round "3"]
[White "Gavriilidis, Orestis"]
[Black "Diamantakos, Sotirios"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "1665"]
[BlackElo "1454"]
[PlyCount "70"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 g6 4. Nc3 Bg7 5. e4 Nbd7 6. Be2 0-0 7. 0-0 e5 8. Be3 Re8 9. d5 Rf8 10. Nd2 Ne8 11. b4 f5 12. f3 f4 13. Bf2 h5 14. c5 g5 15. Rc1 Qe7 16. cxd6 cxd6 17. Qc2 Ndf6 18. Nb5 a6 19. Nc7 Nxc7 20. Qxc7 Qxc7 21. Rxc7 Ne8 22. Rc3 Bd7 23. Rfc1 Nf6 24. Kf1 Rfc8 25. Nc4 Bf8 26. Nb6 Rxc3 27. Rxc3 Rb8 28. Nxd7 Nxd7 29. Rc7 Nf6 30. Ba7 Ra8 31. Rxb7 Rc8 32. Rb6 Rc1+ 33. Kf2 g4 34. Rxa6 h4 35. fxg4 Nxe4+ 1/2-1/2

[Event "GRE-ch U14"]
[Site "Rio Achaia"]
[Date "2018.07.04"]
[Round "2"]
[White "Patrelakis, Evaggelos"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "B37"]
[WhiteElo "2285"]
[BlackElo "1665"]
[PlyCount "59"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. Nc2 Nd7 10. Qd2 Nc5 11. f3 a5 12. 0-0 a4 13. Rac1 Qa5 14. Na3 f5 15. exf5 Bxf5 16. Nab5 Kh8 17. Nd4 Nxd4 18. Bxd4 Nd7 19. Rfd1 Ne5 20. Qe3 Rac8 21. Nd5 Rf7 22. b4 axb3 23. axb3 Nc6 24. Bxg7+ Kxg7 25. g4 Bd7 26. Ra1 Qd8 27. Nb6 Rb8 28. c5 Ne5 29. Nxd7 Qxd7 30. Qxe5+ 1-0

[Event "GRE-ch U14"]
[Site "Rio Achaia"]
[Date "2018.07.03"]
[Round "1"]
[White "Gavriilidis, Orestis"]
[Black "Skandamis, Nikolaos"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "1665"]
[BlackElo "1270"]
[PlyCount "107"]
[EventDate "2018.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 Nf6 3. cxd5 Nxd5 4. g3 Nc6 5. Bg2 Bg4 6. Nc3 Nb6 7. d3 e6 8. 0-0 Be7 9. a4 a5 10. Be3 Nd7 11. h3 Bxf3 12. Bxf3 Nde5 13. Bg2 0-0 14. Rc1 Rb8 15. Nb5 Qd7 16. d4 Ng6 17. Qc2 e5 18. d5 Nb4 19. Qxc7 Qxc7 20. Rxc7 Rfd8 21. h4 h5 22. Rd1 b6 23. d6 Na6 24. Ra7 Nb4 25. Be4 Kf8 26. dxe7+ Nxe7 27. Rxd8+ Rxd8 28. Bxb6 Rb8 29. Bc5 Re8 30. Bxe7+ Rxe7 31. Ra8+ Re8 32. Rxe8+ Kxe8 33. Nd6+ Ke7 34. Nb7 Na6 35. Nxa5 Nc5 36. Bc2 Kd7 37. Nc4 f6 38. e3 Kc6 39. b4 Nd7 40. Kf1 Kc7 41. Ke2 Nb8 42. b5 Nd7 43. b6+ Kb7 44. Be4+ Kb8 45. a5 Nc5 46. Bc6 g5 47. Nd6 g4 48. Ne8 e4 49. Nxf6 Ne6 50. a6 Nd4+ 51. exd4 Kc8 52. a7 Kd8 53. Nd5 e3 54. a8Q# 1-0

[Event "Stavroupolis Novidis Memorial 7th"]
[Site "Stavroupolis"]
[Date "2018.06.22"]
[Round "4"]
[White "Gavriilidis, Orestis"]
[Black "Romanos, Theodoros"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "1709"]
[BlackElo "2094"]
[PlyCount "84"]
[EventDate "2018.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 e6 5. g3 Bd6 6. Bg2 0-0 7. 0-0 Nbd7 8. Nc3 dxc4 9. Qxc4 e5 10. Bg5 Qa5 11. Bxf6 Nxf6 12. dxe5 Bxe5 13. Nxe5 Qxe5 14. Rfd1 Be6 15. Qa4 a6 16. Rd2 Qc7 17. Rad1 Rad8 18. Qb4 Rxd2 19. Rxd2 h6 20. h3 Rb8 21. Qd4 Rc8 22. a3 Nd7 23. Ne4 Bd5 24. Nc5 Nxc5 25. Qxc5 b6 26. Qc3 Bxg2 27. Kxg2 c5 28. Qb3 c4 29. Qc3 b5 30. Qf3 Qe7 31. Qf5 Re8 32. Rd7 Qe6 33. Qxe6 Rxe6 34. e3 Rc6 35. Ra7 Rd6 36. Kf3 Rd2 37. Rxa6 Rxb2 38. Ke4 Rxf2 39. Rb6 Rb2 40. Kd4 Rb3 41. a4 bxa4 42. Ra6 a3 0-1

[Event "GRE-ch Schools Gymnasia-A 30th"]
[Site "Peristeri"]
[Date "2018.04.02"]
[Round "7"]
[White "Athanasopoulos, Georgios"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "1724"]
[BlackElo "1690"]
[PlyCount "64"]
[EventDate "2018.04.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c5 7. d5 a6 8. Qd2 Qa5 9. Bd3 Nbd7 10. Nge2 Rb8 11. Kf2 b5 12. cxb5 axb5 13. b3 Ne5 14. Bc2 c4 15. h3 b4 16. Nd1 c3 17. Qc1 Ba6 18. Bh6 Bxe2 19. Kxe2 Nh5 20. Bxg7 Kxg7 21. Kf2 f5 22. exf5 Qxd5 23. fxg6 Nxf3 24. Ne3 Nd2+ 25. Kg1 Qd4 26. Qe1 Rf1+ 27. Kh2 Qe5+ 28. g3 Nf3+ 29. Kg2 Nxe1+ 30. Kxf1 Nxc2 31. Nxc2 Rf8+ 32. Kg2 Qxg3# 0-1

[Event "GRE-ch Schools Gymnasia-A 30th"]
[Site "Peristeri"]
[Date "2018.04.02"]
[Round "9"]
[White "Gavriilidis, Orestis"]
[Black "Karavitaki, Evaggelia"]
[Result "1-0"]
[ECO "A95"]
[WhiteElo "1690"]
[BlackElo "1734"]
[PlyCount "103"]
[EventDate "2018.04.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 c6 5. Qc2 Be7 6. Bg2 Ne4 7. 0-0 0-0 8. Nc3 f5 9. Bd2 Nd7 10. cxd5 exd5 11. Rab1 Ndf6 12. b4 Bd7 13. Bf4 Rc8 14. Na4 Bd6 15. Bxd6 Nxd6 16. Ne5 Nb5 17. Qb2 Re8 18. e3 Nd6 19. Nc5 b6 20. Ncd3 Nc4 21. Nxc4 dxc4 22. Ne5 b5 23. Qc2 Nd5 24. Bxd5+ cxd5 25. f4 Be6 26. Rfc1 Qd6 27. a3 Qb6 28. Qc3 Qb7 29. Rb2 a6 30. h3 Qe7 31. Rg2 Rf8 32. Kh2 Rf6 33. h4 Rh6 34. Kg1 Rf6 35. Ra1 Qd6 36. a4 Rff8 37. axb5 axb5 38. Rga2 Qe7 39. Ra5 Bd7 40. Ra7 Rfd8 41. Rb7 Qe8 42. Raa7 Be6 43. Rxg7+ Kf8 44. Rxh7 Bf7 45. Raxf7+ Qxf7 46. Rxf7+ Kg8 47. Rxf5 Ra8 48. Rg5+ Kf8 49. Qc2 Ra1+ 50. Kh2 Rda8 51. Qf5+ Ke7 52. Qd7+ 1-0

[Event "GRE-ch Schools Gymnasia-A 30th"]
[Site "Peristeri"]
[Date "2018.04.02"]
[Round "8"]
[White "Krallis, Christos"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "2198"]
[BlackElo "1690"]
[PlyCount "89"]
[EventDate "2018.04.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. f3 0-0 8. Qd2 d5 9. Nxc6 bxc6 10. 0-0-0 Be6 11. e5 Nd7 12. f4 f6 13. exf6 Nxf6 14. Bd4 Bf5 15. Bd3 Qd7 16. h3 Bxd3 17. Qxd3 Nh5 18. Bxg7 Nxg7 19. g3 e6 20. Ne4 Qe7 21. Ng5 Rab8 22. Rhe1 Qb4 23. Qd4 Qxd4 24. Rxd4 Rbe8 25. Ra4 Re7 26. Ra6 Rc8 27. Nf3 Nh5 28. Rg1 Kf8 29. Nd4 e5 30. fxe5 Rxe5 31. Rxa7 c5 32. Nb3 Nf6 33. Rf1 Rf5 34. Rxf5 gxf5 35. a4 h5 36. a5 h4 37. gxh4 f4 38. Nd2 Re8 39. Kd1 Ne4 40. Nxe4 Rxe4 41. Rh7 f3 42. Rh5 Rf4 43. Ke1 d4 44. a6 Rf7 45. Rxc5 1-0

[Event "GRE-ch Schools Gymnasia-A 30th"]
[Site "Peristeri"]
[Date "2018.04.01"]
[Round "6"]
[White "Gavriilidis, Orestis"]
[Black "Alexandrakis, Georgios"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "1690"]
[BlackElo "1318"]
[PlyCount "105"]
[EventDate "2018.04.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Be7 5. g3 d5 6. Bg2 0-0 7. 0-0 Nbd7 8. Bf4 b6 9. Ne5 Bb7 10. Nc3 a6 11. Rc1 c5 12. Nxd7 Qxd7 13. cxd5 exd5 14. dxc5 bxc5 15. Na4 Qb5 16. b3 Rac8 17. Nc3 Qd7 18. Bg5 Rfd8 19. Qd2 h6 20. Bxf6 Bxf6 21. Rfd1 Bxc3 22. Qxc3 Qe6 23. Qd2 Qd6 24. Rc2 Rc7 25. Rdc1 Rdc8 26. Qa5 Qe7 27. e3 g6 28. h3 Kg7 29. Rd1 Qe6 30. Rcd2 Rd7 31. Kh2 Kh7 32. Qa3 Kg8 33. Qb2 Kh7 34. h4 f5 35. Qc2 Kg7 36. Bh3 Qd6 37. h5 Rcd8 38. hxg6 Qxg6 39. Qxf5 Qxf5 40. Bxf5 Re7 41. Bh3 Rf8 42. Bg2 Ref7 43. Kg1 Rd8 44. Bxd5 Bxd5 45. Rxd5 Rdf8 46. R1d2 Rc8 47. Rd6 Ra7 48. Rb6 c4 49. bxc4 Rxc4 50. Rdd6 Rc1+ 51. Kg2 Rc2 52. Rxa6 Rf7 53. Rdc6 1-0

[Event "GRE-ch Schools Gymnasia-A 30th"]
[Site "Peristeri"]
[Date "2018.04.01"]
[Round "4"]
[White "Gavriilidis, Orestis"]
[Black "Tegos, Lampros"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "1690"]
[BlackElo "1167"]
[PlyCount "133"]
[EventDate "2018.04.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Bf4 e6 5. Nc3 Bb4 6. Qb3 Bd6 7. Bxd6 Qxd6 8. e3 0-0 9. Be2 dxc4 10. Bxc4 b5 11. Be2 Bb7 12. 0-0 Nbd7 13. Rfd1 a6 14. Rac1 Nd5 15. Ne4 Qe7 16. Nc5 Nxc5 17. Rxc5 Nf6 18. Rdc1 Nd7 19. R5c2 Rac8 20. a4 Nb6 21. a5 Nd7 22. h3 Rc7 23. Nd2 Rfc8 24. Ne4 c5 25. Nxc5 Nxc5 26. dxc5 Rxc5 27. Rxc5 Rxc5 28. Rxc5 Qxc5 29. Qd3 g6 30. Qd8+ Kg7 31. Qb6 Qxb6 32. axb6 Kf6 33. Bf3 Bc8 34. b7 Bxb7 35. Bxb7 Ke5 36. Bxa6 b4 37. Bc4 Kd6 38. b3 f5 39. Kf1 e5 40. Bg8 h6 41. Bh7 f4 42. Bxg6 fxe3 43. fxe3 Kd5 44. Ke2 Ke6 45. Bd3 Kd5 46. g4 Ke6 47. Bc4+ Kf6 48. Kf3 Kg5 49. Kg3 h5 50. h4+ Kg6 51. g5 Kf5 52. Bd3+ Ke6 53. Bg6 Ke7 54. Bxh5 Kf8 55. Kf3 Kg7 56. Ke4 Kh7 57. Kxe5 Kg7 58. Be2 Kg6 59. Kf4 Kf7 60. Kf5 Kg7 61. h5 Kh7 62. h6 Kg8 63. g6 Kh8 64. g7+ Kh7 65. Kg5 Kg8 66. Bc4+ Kh7 67. g8Q# 1-0

[Event "GRE-ch Schools Gymnasia-A 30th"]
[Site "Peristeri"]
[Date "2018.04.01"]
[Round "5"]
[White "Karagiorgos, Nikolaos"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "1267"]
[BlackElo "1690"]
[PlyCount "186"]
[EventDate "2018.04.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[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. Bxc5 Nc6 9. Nge2 Nd7 10. Bd4 Nxd4 11. Nxd4 Ne5 12. Nb3 Bd7 13. Be2 Rc8 14. c5 Be6 15. Nd4 Qxd4 16. Qxd4 Nxf3+ 17. Bxf3 Bxd4 18. Na4 Bxc5 19. Nxc5 Rxc5 20. 0-0 Rc2 21. b3 Rd8 22. Rfd1 Rxd1+ 23. Bxd1 Rd2 24. Bf3 Kg7 25. Kf1 Kf6 26. Ke1 Rb2 27. Kf1 Ke5 28. Kg1 Bd7 29. h3 Bc6 30. Kh2 Bxe4 31. Bxe4 Kxe4 32. Re1+ Kf5 33. Rxe7 Kf6 34. Rxb7 Rxa2 35. h4 h5 36. Kh3 a5 37. Rb6+ Kg7 38. Rb7 Kf6 39. Rb6+ Ke7 40. Rb7+ Ke6 41. Rb6+ Ke7 42. Rb7+ Kf6 43. Rb6+ Kg7 44. Rb7 Ra3 45. g3 Ra2 46. Ra7 Ra3 47. Rb7 Ra2 48. Ra7 Ra1 49. Rb7 Rf1 50. Ra7 Rf5 51. Rb7 Rf1 52. Ra7 Rf5 53. Rb7 Rf1 54. Rb5 Ra1 55. Rb7 Ra3 56. Ra7 Kf6 57. Ra6+ Kg7 58. Ra7 Ra1 59. Rb7 Ra3 60. Ra7 Kf6 61. Ra6+ Kg7 62. Ra7 Kf6 63. Ra6+ Kg7 64. Ra7 Ra1 65. Rb7 Ra3 66. Ra7 Kf6 67. Ra6+ Ke5 68. Ra7 Kf6 69. Ra6+ Ke5 70. Ra7 Kd4 71. Rxf7 Rxb3 72. Rd7+ Kc3 73. Rc7+ Kb2 74. Rc5 a4 75. Rc6 a3 76. Rxg6 a2 77. Ra6 Ra3 78. Rb6+ Kc3 79. Rc6+ Kd4 80. Rc1 a1Q 81. Rxa1 Rxa1 82. g4 Ra3+ 83. Kg2 hxg4 84. h5 Rh3 85. h6 Rxh6 86. Kg3 Rg6 87. Kf2 Ke4 88. Kg3 Kf5 89. Kf2 Kf4 90. Kg2 g3 91. Kh1 Kf3 92. Kg1 Ra6 93. Kf1 Ra1# 0-1

[Event "GRE-ch Schools Gymnasia-A 30th"]
[Site "Peristeri"]
[Date "2018.04.01"]
[Round "1"]
[White "Lagogianni, Niki Vasiliki"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1127"]
[BlackElo "1690"]
[PlyCount "71"]
[EventDate "2018.04.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. Bb5+ c6 5. Ba4 Bg7 6. d3 0-0 7. 0-0 Bg4 8. h3 Bxf3 9. Qxf3 e5 10. Be3 Nbd7 11. Bb3 Qc7 12. Rab1 h6 13. Rfd1 Rad8 14. d4 Rfe8 15. d5 c5 16. Ba4 a6 17. Bxd7 Nxd7 18. Qe2 Rf8 19. Qg4 Kh7 20. f3 f5 21. Qh4 Nf6 22. f4 Nxe4 23. Nxe4 fxe4 24. fxe5 Rde8 25. e6 c4 26. Qxe4 b5 27. Bd4 Bxd4+ 28. Qxd4 Rf5 29. c3 Ref8 30. Rf1 Qb7 31. Rbd1 Kg8 32. a3 h5 33. Rxf5 Rxf5 34. Re1 Rxd5 35. e7 Re5 36. e8Q+ 1-0

[Event "Thessaloniki Vardaris op 4th"]
[Site "Thessaloniki"]
[Date "2018.02.16"]
[Round "2"]
[White "Triantos, Konstantinos"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2062"]
[BlackElo "1691"]
[PlyCount "71"]
[EventDate "2018.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 d6 8. h3 0-0 9. Be2 Nxd4 10. Bxd4 Bd7 11. 0-0 Bc6 12. Qc2 Nd7 13. Bxg7 Kxg7 14. Rad1 Rc8 15. Bg4 h5 16. Bxd7 Bxd7 17. b3 Kg8 18. Qb2 a6 19. Rfe1 Rc5 20. e5 Rxe5 21. Rxe5 dxe5 22. Nd5 Bc6 23. Qxe5 Bxd5 24. Rxd5 Qb8 25. Qxe7 Re8 26. Qd6 Re1+ 27. Kh2 Qa7 28. c5 Re6 29. Qc7 Re2 30. Rd6 Kg7 31. Rd7 Rxf2 32. Qe5+ Kh7 33. Rd8 g5 34. Rh8+ Kg6 35. Rg8+ Kh7 36. Qg7# 1-0

[Event "EThessaloniki SSTH HALK-ch U16"]
[Site "Thessaloniki"]
[Date "2017.11.26"]
[Round "6.3"]
[White "Gavriilidis, Orestis"]
[Black "Kalogridis, Antonios"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1768"]
[BlackElo "1623"]
[PlyCount "68"]
[EventDate "2017.10.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. 0-0 0-0 6. Nc3 e5 7. d3 Nc6 8. Bd2 h6 9. Ne1 Be6 10. Nd5 Kh7 11. Nc2 Qd7 12. Rb1 Bh3 13. Nce3 Bxg2 14. Kxg2 Nd4 15. b4 c6 16. Nxf6+ Bxf6 17. Nc2 Ne6 18. Qc1 Bg7 19. Bc3 f5 20. b5 f4 21. Ne1 Ng5 22. Nf3 Qh3+ 23. Kg1 Nxf3+ 24. exf3 Rf5 25. g4 Rg5 26. Qd1 h5 27. Kh1 hxg4 28. fxg4 Rxg4 29. Rg1 Rh4 30. Rg2 f3 31. Qg1 Qxg2+ 32. Qxg2 fxg2+ 33. Kxg2 c5 34. Kg3 Rf4 0-1

[Event "EThessaloniki SSTH HALK-ch U16"]
[Site "Thessaloniki"]
[Date "2017.11.19"]
[Round "5.2"]
[White "Gavriilidis, Orestis"]
[Black "Stratos, Ioakeim Filippos"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1768"]
[BlackElo "1000"]
[PlyCount "97"]
[EventDate "2017.10.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nf3 Nf6 6. d3 0-0 7. Bg5 Nd4 8. 0-0 d6 9. Nxd4 exd4 10. Nd5 c6 11. Nxf6+ Bxf6 12. Bxf6 Qxf6 13. Qd2 a5 14. Rab1 c5 15. a3 Ra6 16. b4 Qd8 17. bxc5 Qe7 18. cxd6 Qxd6 19. Bxb7 Bxb7 20. Rxb7 Qxa3 21. Rfb1 Raa8 22. R7b2 a4 23. Ra2 Qd6 24. Qb4 Qd7 25. c5 Rab8 26. Qxb8 Rxb8 27. Rxb8+ Kg7 28. Rb4 Qd5 29. Rc4 Qh5 30. c6 Qf5 31. c7 Qc8 32. Raxa4 f5 33. Ra8 Qxa8 34. c8Q Qa7 35. Rc7+ Qxc7 36. Qxc7+ Kh6 37. Qf4+ Kg7 38. Qxd4+ Kh6 39. Kg2 g5 40. g4 Kg6 41. gxf5+ Kxf5 42. Qd5+ Kg6 43. Qe6+ Kh5 44. Kg3 g4 45. Qf5+ Kh6 46. Qf6+ Kh5 47. Kf4 h6 48. Qf5+ Kh4 49. Qxg4# 1-0

[Event "EThessaloniki SSTH HALK-ch U16"]
[Site "Thessaloniki"]
[Date "2017.11.12"]
[Round "4.2"]
[White "Aggelidis, Konstandinos"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1111"]
[BlackElo "1768"]
[PlyCount "154"]
[EventDate "2017.10.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. d3 0-0 5. g3 d6 6. Bg2 Nc6 7. 0-0 h6 8. Re1 e5 9. e3 Bg4 10. h3 Be6 11. Qb3 Qd7 12. Kh2 Rfe8 13. Qd1 d5 14. cxd5 Nxd5 15. Nxd5 Bxd5 16. e4 Be6 17. Be3 Rad8 18. Bf1 Nb4 19. Qe2 Qxd3 20. Qxd3 Nxd3 21. Re2 Nb4 22. a3 Nc6 23. Rc1 Rd7 24. Rec2 a6 25. Rc5 Red8 26. b4 Bf8 27. R5c3 Rd1 28. Rxd1 Rxd1 29. Bxa6 Nd4 30. Bxb7 Nxf3+ 31. Kg2 Ne1+ 32. Kf1 Nc2+ 33. Kg2 Nxe3+ 34. fxe3 Ra1 35. Bd5 Bd6 36. h4 h5 37. Kf3 Bg4+ 38. Kf2 Kf8 39. Rb3 Ke7 40. Bc6 Be6 41. Bd5 Ra2+ 42. Kg1 Bxd5 43. exd5 e4 44. Kf1 Bxg3 45. Kg1 Bxh4 46. b5 Bg3 47. b6 cxb6 48. Rxb6 Rxa3 49. Rb2 Rxe3 50. Rb1 Rd3 51. Rf1 Rxd5 52. Kg2 Rf5 53. Rxf5 gxf5 54. Kxg3 Ke6 55. Kf2 f4 56. Ke1 Ke5 57. Kf2 f3 58. Kf1 e3 59. Ke1 Ke4 60. Kf1 h4 61. Kg1 e2 62. Kf2 Kd3 63. Ke1 f2+ 64. Kxf2 Kd2 65. Kf3 e1Q 66. Kg4 Qg3+ 67. Kf5 Ke3 68. Kf6 Qf4+ 69. Kg7 Qg5+ 70. Kf8 f5 71. Kf7 Qh6 72. Ke7 Kd4 73. Kd7 Kd5 74. Kc7 Qc6+ 75. Kd8 Qb7 76. Ke8 Ke6 77. Kf8 Qf7# 0-1

[Event "EThessaloniki SSTH HALK-ch U16"]
[Site "Thessaloniki"]
[Date "2017.10.08"]
[Round "2.2"]
[White "Kokkalis, Grigorios"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1507"]
[BlackElo "1768"]
[PlyCount "81"]
[EventDate "2017.10.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 0-0 5. c3 d6 6. e3 Nc6 7. Be2 h6 8. Bxf6 Bxf6 9. 0-0 Bg7 10. e4 e5 11. dxe5 dxe5 12. Nc4 Be6 13. Ne3 Qxd1 14. Rfxd1 Rfd8 15. Bc4 Bxc4 16. Nxc4 f6 17. Ne3 Ne7 18. Ne1 Kf7 19. N1c2 Ke6 20. Nb4 c6 21. Nd3 b6 22. Nb4 h5 23. Kf1 Bh6 24. Ke2 Bxe3 25. Kxe3 a5 26. Nc2 Ng8 27. f3 Nh6 28. h3 Nf7 29. Ne1 Nd6 30. b3 Nb5 31. a4 Nc7 32. Nd3 Na6 33. b4 axb4 34. cxb4 Rd4 35. b5 Nb4 36. bxc6 Nxc6 37. Rab1 Ra6 38. Rdc1 Kd6 39. Rb5 Rdxa4 40. Rd5+ Kc7 41. Rb5 1/2-1/2

[Event "EThessaloniki SSTH HALK-ch U16"]
[Site "Thessaloniki"]
[Date "2017.10.01"]
[Round "1.2"]
[White "Gavriilidis, Orestis"]
[Black "Sarridis, Stefanos"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "1768"]
[BlackElo "1029"]
[PlyCount "32"]
[EventDate "2017.10.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nc6 2. d4 d6 3. e3 Bg4 4. Be2 Qd7 5. 0-0 0-0-0 6. c4 f5 7. d5 Ne5 8. Ng5 Re8 9. f4 Nxc4 10. Nf7 e5 11. Nxh8 exf4 12. Bxg4 fxg4 13. Rxf4 Nxe3 14. Bxe3 Rxe3 15. Rxf8+ Re8 16. Rxe8+ Qxe8 1-0

[Event "GRE-ch U12"]
[Site "Achaia"]
[Date "2017.07.02"]
[Round "9"]
[White "Gavriilidis, Orestis"]
[Black "Kalogridis, Antonios"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1553"]
[BlackElo "1492"]
[PlyCount "87"]
[EventDate "2017.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 Nb6 5. Be2 Nc6 6. Nf3 Bf5 7. 0-0 e6 8. d3 Be7 9. Bf4 a6 10. Nd2 Nd4 11. Nb3 Nxe2+ 12. Qxe2 0-0 13. Qf3 Qc8 14. Qg3 c6 15. Rfe1 f6 16. Bd6 Bxd6 17. Qxd6 Rd8 18. Qg3 Qb8 19. a4 Qxg3 20. hxg3 e5 21. Nc5 Bc8 22. a5 Nd5 23. N3a4 Rb8 24. Re2 b6 25. axb6 Nxb6 26. Nxb6 Rxb6 27. b4 Rxb4 28. Nxa6 Bxa6 29. Rxa6 Rc8 30. c3 Rb1+ 31. Kh2 Rc1 32. d4 Rxc3 33. dxe5 fxe5 34. Rxe5 Rc7 35. Rf5 g6 36. Ra8+ Kg7 37. Rff8 c5 38. g4 Rf7 39. Rg8+ Kh6 40. f3 Kg5 41. Rgc8 Kh4 42. Ra5 Rc2 43. Rcxc5 Rxc5 44. Rxc5 1-0

[Event "GRE-ch U12"]
[Site "Achaia"]
[Date "2017.07.01"]
[Round "8"]
[White "Stefanou, Konstantinos"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1439"]
[BlackElo "1553"]
[PlyCount "125"]
[EventDate "2017.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bf4 d6 6. h3 c5 7. e3 Nc6 8. Be2 cxd4 9. exd4 d5 10. 0-0 Bf5 11. Ne5 dxc4 12. Nxc6 bxc6 13. Bxc4 Nd5 14. Nxd5 cxd5 15. Bb3 Qb6 16. Be5 Bxe5 17. dxe5 d4 18. Qd2 Rfd8 19. Rfe1 a5 20. Re2 a4 21. Bc4 Rab8 22. Qf4 Be6 23. Bd3 Rbc8 24. Rae1 Bxa2 25. Qg5 e6 26. Re4 Qa5 27. Rf1 f5 28. Ree1 Rd7 29. g4 fxg4 30. hxg4 Qd8 31. Qh6 Qf8 32. Qh3 Bd5 33. f4 Rb8 34. f5 gxf5 35. Bxf5 exf5 36. Rxf5 Rf7 37. Ref1 Rbb7 38. Qd3 Rxf5 39. Rxf5 Rf7 40. Qxd4 Rxf5 41. gxf5 Bb3 42. f6 Qe8 43. Kf2 Qe6 44. Qd8+ Kf7 45. Qc7+ Kg6 46. Qg7+ Kf5 47. Qxh7+ Kxe5 48. Qe7 Qxe7 49. fxe7 Bf7 50. Ke3 Ke6 51. e8Q+ Bxe8 52. Kd4 Kd6 53. Kc4 Bf7+ 54. Kb4 Bb3 55. Kc3 Kc5 56. Kd2 Kb4 57. Kc1 Ba2 58. Kc2 Kc4 59. b3+ axb3+ 60. Kb2 Kb4 61. Ka1 Kc4 62. Kb2 Kd3 63. Ka1 1/2-1/2

[Event "GRE-ch U12"]
[Site "Achaia"]
[Date "2017.06.30"]
[Round "7"]
[White "Gavriilidis, Orestis"]
[Black "Karampetsas, Ioannis"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1553"]
[BlackElo "1297"]
[PlyCount "113"]
[EventDate "2017.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. c3 d5 5. e3 Bd6 6. Bxd6 Qxd6 7. Bd3 Nc6 8. 0-0 0-0 9. Nbd2 Re8 10. Re1 cxd4 11. exd4 e5 12. dxe5 Nxe5 13. Nxe5 Rxe5 14. Rxe5 Qxe5 15. Qe2 Qxe2 16. Bxe2 Bd7 17. Bf3 Re8 18. Nf1 Bg4 19. Bxg4 Nxg4 20. h3 Nf6 21. Ne3 Rd8 22. Rd1 Rd7 23. Kf1 Kf8 24. g4 g5 25. f3 Ke8 26. Ke2 Ke7 27. Nf5+ Kd8 28. Kd3 Kc7 29. Re1 Kc6 30. Kd4 h5 31. Re5 hxg4 32. hxg4 b6 33. Ne3 Nh7 34. Rxd5 Rxd5+ 35. Nxd5 Kd6 36. c4 Ke6 37. Nc7+ Kd7 38. Nb5 a6 39. Nc3 Kc6 40. Ne4 Kd7 41. Kd5 a5 42. b3 f6 43. a3 b5 44. cxb5 Kc7 45. Ke6 Kb6 46. a4 Kc7 47. Kf7 Kd7 48. Kg7 Ke6 49. Kxh7 Kd7 50. Nxf6+ Ke6 51. Nd7 Kxd7 52. Kg6 Ke6 53. Kxg5 Kd7 54. Kf6 Kc7 55. g5 Kb6 56. g6 Kc7 57. g7 1-0

[Event "GRE-ch U12"]
[Site "Achaia"]
[Date "2017.06.29"]
[Round "6"]
[White "Diamantakos, Sotirios"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "B72"]
[WhiteElo "1434"]
[BlackElo "1553"]
[PlyCount "126"]
[EventDate "2017.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Be2 0-0 8. Qd2 d6 9. h3 Nxd4 10. Bxd4 a6 11. a4 b6 12. f4 e5 13. Be3 exf4 14. Bxf4 Re8 15. Bf3 Nxe4 16. Bxe4 Bxc3 17. bxc3 Rxe4+ 18. Kf2 Qf6 19. Kg3 Rc4 20. Qxd6 Qxd6 21. Bxd6 Rxc3+ 22. Kh2 Rxc2 23. Rhd1 Bb7 24. Rg1 Rd8 25. Bf4 Rd4 26. Be3 Re4 27. Bxb6 Ree2 28. Kg3 Rxg2+ 29. Rxg2 Rxg2+ 30. Kf4 Re2 31. a5 Re4+ 32. Kg3 h5 33. Rd1 h4+ 34. Kf2 Bc6 35. Rd4 Kg7 36. Rd6 Re6 37. Rxe6 fxe6 38. Bd8 e5 39. Bxh4 Bd7 40. Ke3 Bf5 41. Bg5 Kf7 42. h4 Ke6 43. Bh6 Ke7 44. Bg5+ Kd7 45. Bf6 Ke6 46. Bg5 Bb1 47. Bd8 Kf5 48. Be7 Kg4 49. Bf6 Bf5 50. Bxe5 Kxh4 51. Kd4 g5 52. Bf6 Kh5 53. Bxg5 Kxg5 54. Kc3 Kf6 55. Kb2 Ke5 56. Ka1 Kd5 57. Kb2 Kc5 58. Ka1 Kb5 59. Ka2 Kxa5 60. Ka3 Kb5 61. Kb3 a5 62. Ka3 Bc2 63. Kb2 Bd1 1/2-1/2

[Event "GRE-ch U12"]
[Site "Achaia"]
[Date "2017.06.29"]
[Round "5"]
[White "Gavriilidis, Orestis"]
[Black "Stefanou, Dimitrios"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "1553"]
[BlackElo "1571"]
[PlyCount "66"]
[EventDate "2017.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d5 6. cxd5 Bc5 7. g3 0-0 8. Bg2 Qb6 9. N1c3 Bxf2+ 10. Kf1 Ng4 11. d6 Bxg3 12. e3 Nf2 13. Qb3 Nxh1 14. Bxh1 Qd8 15. hxg3 Qf6+ 16. Ke1 Qh6 17. Qd5 Nc6 18. a3 Be6 19. Qf3 Rad8 20. Ne4 f5 21. Nc5 e4 22. Qf1 Bc8 23. Qc4+ Kh8 24. Bg2 a6 25. Nd4 Qxd6 26. Nce6 Qxg3+ 27. Kf1 Bxe6 28. Qxe6 Nxd4 29. exd4 Rxd4 30. Bh6 gxh6 31. Rc1 Qf4+ 32. Ke2 Rd2+ 33. Ke1 Qf2# 0-1

[Event "GRE-ch U12"]
[Site "Achaia"]
[Date "2017.06.28"]
[Round "4"]
[White "Papagiannis, Asterios"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1693"]
[BlackElo "1553"]
[PlyCount "64"]
[EventDate "2017.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bf4 d6 6. h3 Nc6 7. e3 Nd7 8. Be2 h6 9. 0-0 e5 10. Bh2 f5 11. a3 e4 12. Nd2 Nf6 13. b4 Ne7 14. b5 c5 15. bxc6 bxc6 16. Nb3 Be6 17. c5 Bxb3 18. Qxb3+ d5 19. Qa4 Nd7 20. Ba6 f4 21. Bxf4 Nxc5 22. dxc5 Bxc3 23. Rac1 d4 24. Bxh6 Rf5 25. exd4 Bxd4 26. Rcd1 Rxc5 27. Rxd4 Qb6 28. Bc4+ Kh7 29. Be3 Nd5 30. Bxd5 cxd5 31. Rxd5 Qc6 32. Qxc6 Rxc6 1-0

[Event "GRE-ch U12"]
[Site "Achaia"]
[Date "2017.06.27"]
[Round "2"]
[White "Apostolopoulos, Michail"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "E61"]
[BlackElo "1553"]
[PlyCount "64"]
[EventDate "2017.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. Bg5 Nc6 7. Nf3 h6 8. Bxf6 Bxf6 9. 0-0 Bg4 10. e3 e5 11. d5 Ne7 12. h3 Bxf3 13. Qxf3 Bg7 14. Ne4 f5 15. Nc3 Qd7 16. Qe2 Rf7 17. f4 Raf8 18. Rf2 exf4 19. exf4 Bd4 20. Nd1 Bxf2+ 21. Qxf2 Nc8 22. c5 Qe7 23. c6 b6 24. Nc3 Re8 25. Re1 Qxe1+ 26. Qxe1 Rxe1+ 27. Kf2 Rfe7 28. a3 a6 29. b4 R1e3 30. Nb1 Rb3 31. Nd2 Rb2 32. g4 Rxd2+ 0-1

[Event "GRE-ch U12"]
[Site "Achaia"]
[Date "2017.06.27"]
[Round "3"]
[White "Gavriilidis, Orestis"]
[Black "Papidakis, Georgios"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "1553"]
[BlackElo "1635"]
[PlyCount "99"]
[EventDate "2017.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. 0-0 Nbd7 5. d3 Bd6 6. Nc3 a6 7. e4 dxe4 8. dxe4 e5 9. Qe2 0-0 10. a4 b6 11. h3 a5 12. Rd1 Ba6 13. Qe1 Qc8 14. Nb5 Bxb5 15. axb5 Re8 16. Bg5 h6 17. Bxf6 Nxf6 18. Nd2 Qe6 19. Qe2 Rad8 20. Qc4 Nd7 21. Qxe6 Rxe6 22. Nc4 Nc5 23. Rd2 f6 24. Rad1 Nb7 25. h4 Kf8 26. Bh3 Ree8 27. Ne3 Bc5 28. Nd5 Bd6 29. Bf5 Nc5 30. Nxb6 cxb6 31. Rxd6 Rxd6 32. Rxd6 Rb8 33. Rc6 Kf7 34. Kg2 Rb7 35. h5 Rb8 36. Kf1 Rb7 37. Ke2 Ke7 38. f4 exf4 39. gxf4 Nd7 40. Bxd7 Kxd7 41. c3 Ke7 42. Ke3 Kd7 43. e5 fxe5 44. fxe5 Ke8 45. Ke4 Ke7 46. Kf5 Kf7 47. b3 Ke7 48. e6 Ke8 49. Ke5 Ke7 50. c4 1-0

[Event "GRE-ch U12"]
[Site "Achaia"]
[Date "2017.06.26"]
[Round "1"]
[White "Gavriilidis, Orestis"]
[Black "Gavalakis, Dimitrios"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "1553"]
[BlackElo "1149"]
[PlyCount "113"]
[EventDate "2017.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. cxd5 exd5 4. g3 c6 5. Bg2 Bg4 6. 0-0 Bd6 7. d3 Nf6 8. a3 Nbd7 9. Bd2 Qb6 10. b4 0-0 11. Nc3 Rfe8 12. Rc1 a6 13. Na4 Qc7 14. Re1 Re6 15. Nd4 Re7 16. h3 Bh5 17. Nf5 Re6 18. Nxd6 Qxd6 19. Bf4 Qe7 20. g4 Nxg4 21. hxg4 Bxg4 22. f3 Bh5 23. Kf2 Re8 24. Nc5 Nxc5 25. bxc5 Qh4+ 26. Bg3 Qd4+ 27. Kf1 Rg6 28. Bd6 Qh4 29. Qd2 d4 30. Qf4 Bg4 31. Kg1 Ree6 32. fxg4 Rxg4 33. Qf3 Rf6 34. Be7 Rxf3 35. Bxh4 Rh3 36. Bf2 Rh5 37. Kf1 Rhg5 38. Bf3 Rf4 39. Rc4 h5 40. Rxd4 Rff5 41. Rd8+ Kh7 42. Be4 g6 43. Bxf5 Rxf5 44. Kg2 g5 45. Rh1 Kg6 46. Rd7 f6 47. Rxb7 g4 48. Rb6 Rg5 49. Rxc6 Kf7 50. Bh4 Rg8 51. Rxf6+ Ke8 52. Rhf1 g3 53. R6f4 Rg4 54. Rxg4 a5 55. Rg7 a4 56. Re7+ Kd8 57. Rf8# 1-0

[Event "Thessaloniki Novidis Memorial op-A 6th"]
[Site "Thessaloniki"]
[Date "2017.06.17"]
[Round "3.5"]
[White "Pavlidis, Pavlos"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "B39"]
[WhiteElo "1928"]
[BlackElo "1553"]
[PlyCount "89"]
[EventDate "2017.06.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Nc6 10. Be2 0-0 11. Qd2 d6 12. 0-0 Be6 13. Bh6 Rc8 14. Bxg7 Kxg7 15. Nd5 Bxd5 16. cxd5 Ne5 17. Rac1 Qb6 18. b3 Kg8 19. h4 h5 20. Kh1 Rc7 21. Rxc7 Qxc7 22. f4 Ng4 23. Bxg4 hxg4 24. f5 Qb6 25. fxg6 fxg6 26. Rxf8+ Kxf8 27. Qf4+ Kg7 28. Qxg4 Qd4 29. Qe6 Qa1+ 30. Kh2 Qxa2 31. Qxe7+ Kh6 32. Qxd6 Qxb3 33. Qf8+ Kh7 34. Qf7+ Kh6 35. Qf4+ Kh7 36. d6 Qe6 37. e5 Kg7 38. Qg5 a5 39. h5 a4 40. Qe7+ Qxe7 41. dxe7 Kf7 42. h6 a3 43. h7 a2 44. h8Q Kxe7 45. Qa8 1-0

[Event "GRE-chT U16 9th"]
[Site "Thessaloniki"]
[Date "2016.12.17"]
[Round "5.3"]
[White "Gavriilidis, Orestis"]
[Black "Kokolakis, Panagiotis"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1498"]
[BlackElo "1425"]
[PlyCount "126"]
[EventDate "2016.12.15"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]
[WhiteTeam "Kalamarias Han"]
[BlackTeam "Peiraikos"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. Nf3 Nc6 2. d4 d5 3. Bf4 Bf5 4. e3 a6 5. a3 e6 6. Nbd2 Nf6 7. h3 Bd6 8. Bxd6 cxd6 9. Bd3 Bxd3 10. cxd3 0-0 11. 0-0 Rc8 12. Rc1 Qd7 13. b4 Na7 14. Qb3 Rxc1 15. Rxc1 Rc8 16. Rc2 Rc6 17. e4 Rxc2 18. Qxc2 Qc6 19. Qxc6 Nxc6 20. Kf1 Kf8 21. Ke1 Ke7 22. Kd1 h6 23. Kc2 Kd7 24. Kc3 Kc7 25. Ne1 b5 26. Nc2 Ne7 27. f3 Nh5 28. Ne3 Nf6 29. Nb3 dxe4 30. dxe4 d5 31. e5 Nd7 32. Nc5 Nxc5 33. bxc5 a5 34. h4 Kc6 35. g3 Ng8 36. Ng2 Ne7 37. Ne3 Ng8 38. g4 g5 39. h5 f6 40. exf6 Nxf6 41. Ng2 Kd7 42. Ne1 Kc6 43. Nd3 Nd7 44. Nc1 e5 45. Nb3 exd4+ 46. Kxd4 a4 47. Na5+ Kc7 48. Kxd5 Nf6+ 49. Ke6 Nd7 50. Kf7 Nxc5 51. Kg7 Nb7 52. Kxh6 Nxa5 53. Kg7 b4 54. axb4 a3 55. bxa5 a2 56. h6 a1Q+ 57. Kg8 Qf6 58. h7 Qg6+ 59. Kh8 Kd7 60. f4 gxf4 61. a6 Ke7 62. a7 Kf7 63. a8Q Qg7# 0-1

[Event "GRE-chT U16 9th"]
[Site "Thessaloniki"]
[Date "2016.12.16"]
[Round "3.3"]
[White "Kollias, Dimitrios"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "1346"]
[BlackElo "1498"]
[PlyCount "117"]
[EventDate "2016.12.15"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]
[WhiteTeam "Patron"]
[BlackTeam "Kalamarias Han"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nf3 Bg4 5. Be2 Nd7 6. Be3 Bxf3 7. Bxf3 e5 8. Be2 Ne7 9. d5 0-0 10. 0-0 h6 11. Nd2 f5 12. f3 Nf6 13. b4 Qd7 14. Rc1 a5 15. a3 axb4 16. axb4 Ra4 17. Ra1 Rfa8 18. Rxa4 Qxa4 19. Qxa4 Rxa4 20. Rb1 Kf7 21. Bd1 Ra3 22. Bf2 Ra2 23. Be1 h5 24. Bb3 Ra3 25. c5 Ra8 26. Nc4 Nc8 27. Bc2 fxe4 28. fxe4 Bh6 29. h3 Ra2 30. Rb2 Rxb2 31. Nxb2 Be3+ 32. Bf2 Bd2 33. cxd6 cxd6 34. b5 Bb4 35. Be3 Nd7 36. Na4 Nc5 37. Kf2 b6 38. Ke2 Nxa4 39. Bxa4 Bc5 40. Bc2 Bxe3 41. Kxe3 Kf6 42. h4 g5 43. g3 Ne7 44. Bd1 Kg6 45. Kf3 gxh4 46. gxh4 Kh6 47. Be2 Ng6 48. Kg3 Nf8 49. Kf3 Nd7 50. Bd1 Nc5 51. Bc2 Nd7 52. Bd1 Nf8 53. Be2 Nh7 54. Bf1 Nf6 55. Bd3 Nd7 56. Bb1 Nf8 57. Bd3 Ng6 58. Kg3 Nf4 59. Bf1 1/2-1/2

[Event "GRE-chT U16 9th"]
[Site "Thessaloniki"]
[Date "2016.12.15"]
[Round "1.3"]
[White "Papidakis, Georgios"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1559"]
[BlackElo "1498"]
[PlyCount "76"]
[EventDate "2016.12.15"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "GRE"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]
[WhiteTeam "OFI"]
[BlackTeam "Kalamarias Han"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "GRE"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 0-0 5. Nbd2 d6 6. Be2 h6 7. Bh4 c6 8. 0-0 Nbd7 9. c3 Qc7 10. b4 e5 11. a4 Re8 12. Qb3 Nb6 13. Rfc1 Be6 14. Qb2 Nbd7 15. c4 Bf5 16. Bf1 g5 17. Bg3 Nh5 18. e4 Nxg3 19. hxg3 Bg6 20. d5 Rac8 21. g4 Nf6 22. dxc6 bxc6 23. Bd3 Nxg4 24. Ra3 Rb8 25. Rb3 Rec8 26. c5 d5 27. Ba6 Rd8 28. Re1 dxe4 29. Nxe4 Bxe4 30. Rxe4 f5 31. Re1 e4 32. Qa2 exf3 33. Rxf3+ Kh8 34. Rh3 Qf4 35. Rf1 Rd2 36. Qe6 Rxf2 37. Qxc6 Rxf1+ 38. Bxf1 Qf2+ 0-1

[Event "GRE-ch U12"]
[Site "Porto Rio"]
[Date "2016.07.04"]
[Round "9"]
[White "Papadimitrakis, Georgios"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "1355"]
[BlackElo "1303"]
[PlyCount "109"]
[EventDate "2016.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nf3 c5 5. d5 e6 6. Bd3 exd5 7. exd5 Nf6 8. 0-0 0-0 9. Nc3 a6 10. a4 b6 11. f5 Bb7 12. fxg6 hxg6 13. Bg5 Nbd7 14. Qe1 Qc7 15. Qh4 Rfe8 16. Ne4 Nh7 17. Bc1 c4 18. Bxc4 Rac8 19. Nfg5 Ndf6 20. Nxf6+ Nxf6 21. Rxf6 Bxf6 22. Qh7+ Kf8 23. Ne6+ Rxe6 24. dxe6 Bg7 25. Bh6 Bxh6 26. Qxh6+ Ke7 27. Qh4+ Kf8 28. e7+ Ke8 29. Bxf7+ Kxf7 30. Qh7+ Ke8 31. Qxg6+ Kd7 32. Qf5+ Kc6 33. Qf3+ Kd7 34. Qg4+ Kc6 35. Qc4+ Kd7 36. Qg4+ Kc6 37. Qc4+ Kd7 38. Qf7 Re8 39. Re1 Qxc2 40. Qe6+ Kc7 41. Re2 Qd1+ 42. Kf2 Qd5 43. Rc2+ Kb8 44. Qd7 Rxe7 45. Qxe7 Qxg2+ 46. Ke3 Qxc2 47. Qxd6+ Qc7 48. Qf8+ Ka7 49. h4 Qc5+ 50. Qxc5 bxc5 51. Kf4 Bd5 52. Ke5 Bg8 53. h5 Kb7 54. a5 c4 55. Kd6 1/2-1/2

[Event "GRE-ch U12"]
[Site "Porto Rio"]
[Date "2016.07.03"]
[Round "8"]
[White "Gavriilidis, Orestis"]
[Black "Kollias, Dimitrios"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1303"]
[BlackElo "1357"]
[PlyCount "81"]
[EventDate "2016.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. d4 d6 6. Bg5 h6 7. Bxf6 Bxf6 8. e3 Nc6 9. Nge2 e5 10. 0-0 Bg7 11. d5 Ne7 12. Qd2 f5 13. f4 e4 14. Nd4 Bf6 15. Rac1 Bd7 16. Rfd1 a6 17. b4 g5 18. c5 gxf4 19. gxf4 Ng6 20. cxd6 cxd6 21. Ne6 Bxe6 22. dxe6 Be7 23. Nd5 Rb8 24. Rc7 Qe8 25. Nxe7+ Nxe7 26. Qxd6 Nc8 27. Qd7 Qxd7 28. exd7 Nb6 29. Bh3 Na8 30. Rc8 Rbxc8 31. dxc8Q Rxc8 32. Bxf5 Re8 33. Rd7 Nb6 34. Rxb7 Nc4 35. Kf2 Nd6 36. Bh7+ Kf8 37. Rb6 Nc4 38. Rxa6 Kg7 39. Bf5 h5 40. b5 Rb8 41. a4 1-0

[Event "GRE-ch U12"]
[Site "Porto Rio"]
[Date "2016.07.02"]
[Round "7"]
[White "Gavriilidis, Orestis"]
[Black "Stefanopoulos, Andreas"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "1303"]
[BlackElo "1037"]
[PlyCount "67"]
[EventDate "2016.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 Nc6 3. d4 d5 4. Nc3 e6 5. e3 Be7 6. Bd2 0-0 7. Be2 b6 8. 0-0 Bb7 9. a3 a5 10. Rc1 Na7 11. cxd5 Nxd5 12. Ne5 Bd6 13. Nc4 Rc8 14. Bf3 c6 15. e4 Nxc3 16. Rxc3 Be7 17. Be3 Ba6 18. Be2 b5 19. Ne5 f6 20. Nf3 Qd7 21. Rc2 Qb7 22. Qd2 Rfd8 23. Qxa5 Kf7 24. a4 Kg8 25. Ra1 c5 26. dxc5 Qxe4 27. Rcc1 Qd5 28. Qxa6 Rc7 29. Rd1 Qa8 30. Qxe6+ Kf8 31. Rxd8+ Qxd8 32. Rd1 Qe8 33. axb5 Nxb5 34. Bc4 1-0

[Event "GRE-ch U12"]
[Site "Porto Rio"]
[Date "2016.07.01"]
[Round "6"]
[White "Tsarsitalidis, Konstantinos"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1506"]
[BlackElo "1303"]
[PlyCount "141"]
[EventDate "2016.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. 0-0-0 Nd7 7. f3 Bb7 8. g4 h6 9. h4 Rc8 10. h5 g5 11. Nce2 c5 12. Ng3 Bxd4 13. Bxd4 cxd4 14. Qxd4 Ngf6 15. Nf5 Qc7 16. c3 Qc5 17. Ne2 Ne5 18. Bg2 Qxd4 19. Nexd4 Kd7 20. Nxe7 Kxe7 21. Nf5+ Kf8 22. Rxd6 Rc6 23. Rd8+ Ne8 24. Rhd1 Re6 25. Rb8 Bc6 26. Rdd8 Nd7 27. Rbc8 Ne5 28. Nd4 Bd7 29. Nxe6+ fxe6 30. Ra8 Ke7 31. Rdb8 Nd3+ 32. Kd2 Nxb2 33. Rxa6 Nc4+ 34. Ke2 Rf8 35. Ra7 Nf6 36. Rxb5 Rc8 37. Rb1 Ne5 38. Rc1 Nc6 39. Rb7 Ra8 40. Rb2 Ra3 41. Rcc2 e5 42. Kd2 Ne8 43. Bf1 Nd6 44. Rb3 Ra5 45. Rb6 Kd8 46. Ke1 Kc7 47. Rb1 Be6 48. Ra1 Ra3 49. Kd2 Na5 50. Ke1 Nc6 51. Be2 Bf7 52. Kf2 Be6 53. Ke1 Bf7 54. Kd2 Na5 55. Ke1 Nc6 56. Rcc1 Rxa2 57. Rxa2 Bxa2 58. c4 Nb7 59. Ra1 Bb3 60. Ra3 Nc5 61. Kd2 Kb6 62. Ra1 Kb7 63. Rb1 Kc7 64. Ra1 Kb7 65. Ra3 Nd4 66. Ra5 Kb6 67. Ra8 Nxe2 68. Kxe2 Bxc4+ 69. Ke3 Ne6 70. Rh8 Kc7 71. Rxh6 1-0

[Event "GRE-ch U12"]
[Site "Porto Rio"]
[Date "2016.07.01"]
[Round "5"]
[White "Vaggos, Konstantinos"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "B06"]
[BlackElo "1303"]
[PlyCount "38"]
[EventDate "2016.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. h3 a6 5. Nc3 b5 6. Bd3 Nd7 7. Be3 Bb7 8. 0-0 Rc8 9. Ne2 c5 10. c3 Ngf6 11. Nd2 0-0 12. dxc5 Nxc5 13. Bxc5 dxc5 14. Bc2 Qc7 15. Ng3 Bh6 16. Nf3 Bf4 17. e5 Bxe5 18. Nxe5 Qxe5 19. Qd7 Nxd7 0-1

[Event "GRE-ch U12"]
[Site "Porto Rio"]
[Date "2016.06.30"]
[Round "4"]
[White "Gavriilidis, Orestis"]
[Black "Tzavaras, Spyridon"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1303"]
[BlackElo "1209"]
[PlyCount "66"]
[EventDate "2016.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. exd4 d5 9. cxd5 exd5 10. Bf4 a6 11. a3 0-0 12. 0-0 Bf5 13. b4 b5 14. Be3 Rc8 15. Qd2 Re8 16. Nf4 Be6 17. Nxe6 fxe6 18. Bh3 Nf5 19. Bxf5 exf5 20. f4 Rxe3 21. Qxe3 Bxd4 22. Qxd4 Nxd4 23. Nd1 Qe7 24. Nf2 Rc2 25. Rad1 Qa7 26. Rd3 Ra2 27. Kh1 Ne2 28. Kg2 Qb7 29. Kh3 d4 30. Re1 Nxf4+ 31. gxf4 Rxf2 32. Kg3 Qg2+ 33. Kh4 Rxf4# 0-1

[Event "GRE-ch U12"]
[Site "Porto Rio"]
[Date "2016.06.29"]
[Round "2"]
[White "Gavriilidis, Orestis"]
[Black "Kasioumis, Vasilios"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1303"]
[BlackElo "1927"]
[PlyCount "104"]
[EventDate "2016.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. cxd5 exd5 4. Bg2 Nf6 5. Nf3 Bd6 6. 0-0 0-0 7. d3 Re8 8. a3 c6 9. Nc3 a6 10. b4 Bf5 11. Bb2 Nbd7 12. Nd4 Bg6 13. Nb3 Qb8 14. Rc1 h5 15. Na4 h4 16. gxh4 Bxh2+ 17. Kh1 Ng4 18. Bd4 Bg1 19. f4 Bxd4 20. Nxd4 Ne3 21. Qe1 Nxf1 22. Qxf1 Qd8 23. Qf2 Qf6 24. Bh3 Rad8 25. Nc5 Nxc5 26. bxc5 Re7 27. Rb1 Rde8 28. Bg4 Re3 29. Nc2 R3e5 30. Nd4 Bh5 31. Nf3 Rxe2 32. Qg1 Bxg4 33. Qxg4 Rb2 34. Rg1 Rf2 35. Rg2 Rxg2 36. Kxg2 Qb2+ 37. Kh3 Qxa3 38. h5 Qxd3 39. Kh4 Qe4 40. h6 Qg6 41. Qd7 Qxh6+ 42. Kg3 Qg6+ 43. Kf2 Qe6 44. Qxb7 Qe3+ 45. Kg3 Qxc5 46. Qxa6 Qb5 47. Qa3 c5 48. Qa2 Qd3 49. Kf2 Qe3+ 50. Kg3 c4 51. Qh2 c3 52. Kg4 Re4 0-1

[Event "GRE-ch U12"]
[Site "Porto Rio"]
[Date "2016.06.29"]
[Round "3"]
[White "Georgiou, Anastasios"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1078"]
[BlackElo "1303"]
[PlyCount "120"]
[EventDate "2016.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 g6 4. g3 Bg7 5. Bg2 Nge7 6. 0-0 0-0 7. d3 d6 8. Be3 h6 9. Qc1 Kh7 10. Ne1 Nd4 11. Nc2 c6 12. f4 Nef5 13. Bxd4 Nxd4 14. e3 Nxc2 15. Qxc2 f5 16. Qd2 Be6 17. e4 Qc7 18. Rae1 Rae8 19. a3 a5 20. Rc1 Bf6 21. exf5 Bxf5 22. Be4 exf4 23. Bxf5 Bd4+ 24. Kg2 Rxf5 25. Rce1 Rxe1 26. Qxe1 fxg3 27. Rxf5 gxf5 28. hxg3 Be5 29. b4 Bxc3 30. Qxc3 axb4 31. axb4 Qg7 32. Qc1 Qg5 33. Qf1 f4 34. Qxf4 Qxf4 35. gxf4 Kg6 36. Kf3 Kf5 37. d4 d5 38. cxd5 cxd5 39. Kg3 b5 40. Kf3 h5 41. Kg3 h4+ 42. Kxh4 Kxf4 43. Kh3 Ke4 44. Kg2 Kxd4 45. Kf2 Kc4 46. Ke3 d4+ 47. Kd2 Kxb4 48. Kd3 Kc5 49. Kc2 Kc4 50. Kd2 b4 51. Kc2 b3+ 52. Kc1 Kc3 53. Kd1 b2 54. Ke1 b1Q+ 55. Ke2 Qd3+ 56. Kf2 Qe3+ 57. Kg2 d3 58. Kf1 Qe2+ 59. Kg1 d2 60. Kh1 d1R# 0-1

[Event "GRE-ch U12"]
[Site "Porto Rio"]
[Date "2016.06.28"]
[Round "1"]
[White "Stathis, Andreas"]
[Black "Gavriilidis, Orestis"]
[Result "1/2-1/2"]
[ECO "B08"]
[BlackElo "1303"]
[PlyCount "40"]
[EventDate "2016.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. Bg5 0-0 6. Bc4 Nxe4 7. Nxe4 d5 8. Bxd5 Qxd5 9. Qd3 Bf5 10. Nc3 Qd7 11. Qd2 Nc6 12. d5 Nb4 13. Rc1 c6 14. dxc6 Qxd2+ 15. Nxd2 Nxc2+ 16. Kd1 bxc6 17. Rxc2 Bxc2+ 18. Kxc2 e6 19. Nde4 f6 20. Be3 f5 1/2-1/2

[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2015.07.02"]
[Round "9.6"]
[White "Basinas, Konstantinos"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1260"]
[BlackElo "1209"]
[PlyCount "116"]
[EventDate "2015.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Nge7 4. Nc3 g6 5. d3 Bg7 6. Bd2 0-0 7. Nf3 d6 8. 0-0 h6 9. Qc1 Kh7 10. Ne1 f5 11. f4 Be6 12. a3 Nd4 13. Qd1 d5 14. e3 Ndc6 15. cxd5 Nxd5 16. Nxd5 Bxd5 17. fxe5 Nxe5 18. d4 Nc4 19. Bxd5 Qxd5 20. Nd3 Bxd4 21. exd4 Qxd4+ 22. Nf2 Qxd2 23. Qxd2 Nxd2 24. Rfd1 Nf3+ 25. Kg2 Ne5 26. Nd3 Ng4 27. Re1 Rfe8 28. Rac1 c6 29. h3 Nf6 30. Nf2 Rxe1 31. Rxe1 Re8 32. Rd1 Re2 33. b4 Ra2 34. Rd3 Ne4 35. Rf3 Kg7 36. Kg1 Rxf2 37. Rxf2 Nxf2 38. Kxf2 Kf6 39. Kf3 b6 40. a4 c5 41. b5 Ke5 42. Ke3 c4 43. h4 h5 44. Kf3 c3 45. Ke3 c2 46. Kd2 c1Q+ 47. Kxc1 Ke4 48. Kd2 Kf3 49. Kd3 Kxg3 50. Kd4 f4 51. Kd5 f3 52. Kc6 f2 53. Kb7 f1Q 54. Kxa7 Qf6 55. Ka6 Kxh4 56. a5 Qd8 57. Kb7 bxa5 58. b6 Qxb6+ 0-1

[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2015.07.01"]
[Round "8.3"]
[White "Gavriilidis, Orestis"]
[Black "Fyntrilakis, Kyriakos"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1209"]
[BlackElo "1398"]
[PlyCount "112"]
[EventDate "2015.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 d5 3. Bd3 c5 4. c3 Nc6 5. f4 e6 6. Nf3 Be7 7. 0-0 0-0 8. h3 Rb8 9. Nbd2 b5 10. Ne5 Qc7 11. g4 Nd7 12. Rf2 Ndxe5 13. fxe5 f6 14. e4 fxe5 15. Rxf8+ Bxf8 16. dxc5 Bxc5+ 17. Kg2 Bb7 18. Nf3 Rf8 19. Qe2 b4 20. Bd2 bxc3 21. bxc3 Ne7 22. Rf1 d4 23. Ng5 Qc8 24. Rxf8+ Qxf8 25. Nxe6 Qc8 26. Nxc5 Qxc5 27. Bc4+ Kh8 28. cxd4 Qxd4 29. Kf3 Ng8 30. Qd3 Bxe4+ 31. Qxe4 Qxd2 32. Bd3 Qd1+ 33. Kg3 Qg1+ 34. Kf3 Qd1+ 35. Kg3 Qg1+ 36. Kf3 Qh1+ 37. Kg3 Qg1+ 38. Kf3 Qh1+ 39. Kg3 Qxe4 40. Bxe4 Nf6 41. Bc6 g5 42. Kf3 Kg7 43. Ke3 Kf7 44. a4 Ke6 45. Bb5 Nd5+ 46. Kd2 Nf4 47. Bf1 Kd5 48. Ke3 e4 49. Ba6 Ke5 50. Bb7 Nd5+ 51. Kd2 Kd4 52. a5 e3+ 53. Ke1 Nf4 54. Kf1 e2+ 55. Kf2 Kd3 56. Ba6+ Kd2 0-1

[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2015.06.30"]
[Round "7.5"]
[White "Kokolakis, Panagiotis"]
[Black "Gavriilidis, Orestis"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1443"]
[BlackElo "1209"]
[PlyCount "184"]
[EventDate "2015.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d5 4. exd5 Nf6 5. h3 Nxd5 6. Nxd5 Qxd5 7. Be3 0-0 8. Nf3 c6 9. Qd2 Re8 10. Be2 Qd8 11. 0-0 Nd7 12. c3 Nf6 13. Bh6 Bf5 14. Bxg7 Kxg7 15. Nh4 Be6 16. Nf3 Qc7 17. Qc2 Bf5 18. Bd3 Bxd3 19. Qxd3 Rad8 20. Rad1 c5 21. Qb5 cxd4 22. Nxd4 Rd5 23. Qe2 Qb6 24. Nb3 Qb5 25. Rd2 Qxe2 26. Rxe2 e6 27. f3 Red8 28. Rff2 Rd1+ 29. Kh2 b6 30. Nd4 Rd6 31. Rd2 Rxd2 32. Rxd2 Rd7 33. Kg3 Kf8 34. Kf4 Nh5+ 35. Ke3 Ke8 36. g4 Nf6 37. c4 a6 38. b3 h5 39. g5 Ng8 40. h4 Ne7 41. f4 Kd8 42. Nf3 Nf5+ 43. Ke2 Rxd2+ 44. Kxd2 Kc7 45. Kd3 Kd6 46. b4 Kc7 47. a4 a5 48. b5 Kd6 49. Kd2 Kc5 50. Kc3 Ng3 51. Ng1 Ne4+ 52. Kd3 Nd6 53. Kc3 Nxc4 54. Nf3 Nd6 55. Nd2 Nf5 56. Nf3 Ne3 57. Ne5 Nd5+ 58. Kb3 Kd4 59. Nxf7 Nxf4 60. Nd6 e5 61. Nc4 Nd5 62. Nd2 e4 63. Kc2 e3 64. Nf3+ Ke4 65. Ne1 Ne7 66. Kd1 Nf5 67. Ng2 Kf3 68. Ne1+ Kg3 69. Ke2 Kxh4 70. Nf3+ Kg3 71. Ne5 h4 72. Nd7 h3 73. Nxb6 h2 74. Nc4 h1Q 75. Nxa5 Qg2+ 76. Kd3 Qd2+ 77. Ke4 Qxa5 78. Kd3 Nd4 79. Kxe3 Qxa4 80. b6 Qb5 81. b7 Qxb7 82. Kxd4 Qc6 83. Ke5 Kg4 84. Kd4 Qe6 85. Kc3 Qd5 86. Kc2 Qd4 87. Kc1 Qf2 88. Kb1 Kf4 89. Kc1 Ke3 90. Kb1 Kd3 91. Ka1 Kc3 92. Kb1 Qb2# 0-1

[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2015.06.29"]
[Round "6.9"]
[White "Gavriilidis, Orestis"]
[Black "Christodoulou, Panormitis"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1209"]
[PlyCount "87"]
[EventDate "2015.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. Be2 Bd6 6. 0-0 Nf6 7. c3 0-0 8. Qc2 d4 9. a4 e5 10. Re1 h6 11. Nf1 Be6 12. Ng3 a6 13. Rf1 Qc7 14. Nh4 Ne7 15. Bd2 b5 16. Qc1 Kh7 17. f4 exf4 18. Bxf4 Bxf4 19. Rxf4 Nd7 20. Rf1 dxc3 21. bxc3 Rfd8 22. Nhf5 Nxf5 23. Nxf5 Bxf5 24. Rxf5 Nf6 25. Qe3 Rdc8 26. Bf3 Ra7 27. e5 Ng8 28. Be4 Kh8 29. Bd5 Rf8 30. Raf1 c4 31. Rxf7 Rxf7 32. Rxf7 Qxf7 33. Bxf7 Rxf7 34. e6 Re7 35. axb5 axb5 36. d4 Rc7 37. d5 Rc8 38. d6 Rd8 39. e7 Nxe7 40. dxe7 Re8 41. Qe6 b4 42. Qf7 Rxe7 43. Qxe7 bxc3 44. Qe2 1-0

[Event "GRE-ch U10"]
[Site "Rio Achaia"]
[Date "2015.06.29"]
[Round "5.2"]
[White "Krallis, Christos"]
[Black "Gavriilidis, Orestis"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1836"]
[BlackElo "1209"]
[PlyCount "193"]
[EventDate "2015.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 d6 3. e3 Nc6 4. Ne2 Bg4 5. h3 Bd7 6. d4 Nge7 7. d5 Nb8 8. c4 c6 9. Nbc3 cxd5 10. cxd5 Nc8 11. e4 Be7 12. g3 a5 13. Bg2 Na6 14. 0-0 b5 15. f4 f6 16. g4 h6 17. Ng3 g6 18. Qf3 Rf8 19. Nce2 Ra7 20. Rf2 Rc7 21. Raf1 Rc2 22. Ba1 Qb6 23. Kh2 Kd8 24. Nc3 Rxf2 25. Qxf2 Qxf2 26. Rxf2 Nc5 27. Bf1 Na7 28. Nd1 Kc7 29. Bc3 Kb6 30. Bd2 a4 31. bxa4 Nxa4 32. fxe5 fxe5 33. Bxh6 Rh8 34. g5 Rh7 35. h4 b4 36. Bh3 Bxh3 37. Kxh3 Nb5 38. Kg4 Nbc3 39. Ne3 Nc5 40. Nc4+ Kb5 41. Nd2 Nxa2 42. h5 gxh5+ 43. Kxh5 Bxg5 44. Kxg5 Nc3 45. Kg6 Rd7 46. Be3 Nd3 47. Rf7 Rd8 48. Kf6 Nc5 49. Ke7 Rd7+ 50. Ke8 Rxf7 51. Kxf7 Nd3 52. Ke6 Nc1 53. Kxd6 b3 54. Kxe5 b2 55. d6 Nb3 56. Ngf1 Kc6 57. Bd4 Nxd2 58. Nxd2 Nxe4 59. Kxe4 Kxd6 60. Bxb2 Kc6 61. Ke5 Kb5 62. Kd5 Kb6 63. Ne4 Kb7 64. Kd6 Ka8 65. Kc7 Ka7 66. Nd6 Ka6 67. Bd4 Ka5 68. Kc6 Kb4 69. Kd5 Kb3 70. Ke4 Kb4 71. Bb6 Kc3 72. Ke3 Kb4 73. Kd4 Kb3 74. Bc5 Ka4 75. Nc4 Kb5 76. Kd5 Ka4 77. Nd6 Ka5 78. Kc6 Ka4 79. Bb6 Kb4 80. Kd5 Kc3 81. Ke4 Kd2 82. Kf3 Ke1 83. Ne4 Kf1 84. Be3 Ke1 85. Bf2+ Kd1 86. Ke3 Kc2 87. Be1 Kb3 88. Kd3 Ka4 89. Kc4 Ka3 90. Bc3 Ka2 91. Kb4 Kb1 92. Kb3 Kc1 93. Nf2 Kb1 94. Bd2 Ka1 95. Kc2 Ka2 96. Bb4 Ka1 97. Nd3 1-0

