[Event "Kavala op"]
[Site "Kavala"]
[Date "1991.??.??"]
[Round "?"]
[White "Gaidatzis, Sotirios"]
[Black "Andrianov, Nikolai Ivanovich"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2230"]
[BlackElo "2445"]
[PlyCount "46"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 e5 3. d3 c6 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Bc5 7. Bh3 Nd7 8. f3 Ne7 9. Nd2 0-0 10. Nb3 Bb6 11. Ke2 f5 12. Be3 Nf6 13. Nc5 fxe4 14. Nxe4 Bxe3 15. Kxe3 Ned5+ 16. Ke2 Nxe4 17. fxe4 Nf6 18. Ke3 Bg4 19. Rf1 Rfd8 20. c3 Rd7 21. Bxg4 Nxg4+ 22. Ke2 Rad8 23. Nf3 Rd3 0-1

[Event "Kavala op"]
[Site "Kavala"]
[Date "1991.??.??"]
[Round "?"]
[White "Gaidatzis, Sotirios"]
[Black "Luther, Thomas"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2230"]
[BlackElo "2470"]
[PlyCount "82"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c6 3. f4 Nf6 4. Nf3 Bg4 5. d3 Nbd7 6. Nbd2 Qb6 7. h3 Bxf3 8. Nxf3 e6 9. e3 Bd6 10. 0-0 e5 11. Kh2 h6 12. d4 exf4 13. exf4 0-0 14. Ne5 Rfe8 15. b3 Rad8 16. Bb2 Nf8 17. Qd3 Ne6 18. Rae1 Qc7 19. Qf5 Bf8 20. Re2 c5 21. dxc5 Nxc5 22. Rfe1 Re6 23. c4 d4 24. Ng4 Ra6 25. Nxf6+ Rxf6 26. Qg4 Nd3 27. Rd1 Nxf4 28. Rf2 h5 29. Qxf4 Rxf4 30. Rxf4 Bd6 31. Rfxd4 Bxg3+ 32. Kh1 Rxd4 33. Rxd4 Be5 34. Rd2 Bxb2 35. Rxb2 Qe5 36. Rf2 Qe1+ 37. Rf1 Qe2 38. Kg1 Kf8 39. Bxb7 Qxa2 40. Bd5 f6 41. b4 Qa3 0-1

[Event "Corfu op"]
[Site "Corfu"]
[Date "1991.??.??"]
[Round "2"]
[White "Komarov, Dimitri"]
[Black "Gaidatzis, Sotirios"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2475"]
[BlackElo "2230"]
[PlyCount "35"]
[EventDate "1991.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d6 2. Nc3 Nd7 3. Nf3 g6 4. h4 Ngf6 5. Bf4 Bg7 6. Qd2 c5 7. Bh6 Bxh6 8. Qxh6 cxd4 9. Nxd4 Qb6 10. 0-0-0 Nc5 11. h5 Ne6 12. hxg6 Nxd4 13. Qg7 Rf8 14. gxh7 Nxh7 15. Rxd4 Nf6 16. Rh8 Qxd4 17. Qxf8+ Kd7 18. e3 1-0

[Event "Corfu op"]
[Site "Corfu"]
[Date "1989.??.??"]
[Round "2"]
[White "Gaidatzis, Sotirios"]
[Black "Sangriotis, G."]
[Result "1-0"]
[ECO "B09"]
[PlyCount "57"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Bd3 c5 6. dxc5 dxc5 7. Qe2 Nc6 8. e5 Nd4 9. exf6 Nxe2 10. fxg7 Rg8 11. Ngxe2 Rxg7 12. Be3 Bf5 13. 0-0-0 Qa5 14. h3 0-0-0 15. Bc4 Bd7 16. Rd5 b6 17. Rhd1 Rgg8 18. R5d3 e6 19. Ne4 b5 20. Ra3 Qc7 21. Nd6+ Kb8 22. Nxb5 Bxb5 23. Rxd8+ Rxd8 24. Bxb5 a5 25. Bd3 Qc6 26. Nc3 Qxg2 27. Bxc5 Qh1+ 28. Nd1 Qxh3 29. Rb3+ 1-0

[Event "Athens op"]
[Site "Athens"]
[Date "1988.??.??"]
[Round "?"]
[White "Gaidatzis, Sotirios"]
[Black "Raptis, Georgios"]
[Result "1-0"]
[ECO "E12"]
[PlyCount "49"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. a3 Bb7 5. Nc3 Ne4 6. Qc2 f5 7. e3 Be7 8. Bd3 Nxc3 9. Qxc3 0-0 10. Bd2 d6 11. Qc2 Nd7 12. e4 fxe4 13. Bxe4 Bxe4 14. Qxe4 e5 15. dxe5 Nxe5 16. Nxe5 dxe5 17. Be3 Qe8 18. 0-0 Qh5 19. Rad1 Rad8 20. Rd5 Bf6 21. f3 Qe8 22. Rfd1 Qa4 23. Rxd8 Bxd8 24. Qd5+ Kh8 25. Qxd8 1-0

[Event "Athens Acropolis op"]
[Site "Athens"]
[Date "1987.??.??"]
[Round "8"]
[White "Gaidatzis, Sotirios"]
[Black "Herndl, Harald"]
[Result "1-0"]
[ECO "E69"]
[BlackElo "2295"]
[PlyCount "91"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Nc3 e5 8. e4 c6 9. h3 Qb6 10. d5 cxd5 11. cxd5 Nc5 12. Ne1 Bd7 13. Nd3 Nxd3 14. Qxd3 Rfc8 15. Rb1 Qb4 16. Be3 a5 17. Rfc1 a4 18. b3 a3 19. Na4 Bb5 20. Qd2 Qxd2 21. Bxd2 Bd3 22. Rxc8+ Rxc8 23. Rc1 Rxc1+ 24. Bxc1 Nxe4 25. Bxa3 Bf8 26. Nb2 Bb1 27. Nc4 Nc3 28. Bxd6 e4 29. a3 Ba2 30. Be5 Nxd5 31. Bxe4 Ne7 32. Bxb7 Bxb3 33. Nb6 Nf5 34. a4 Bb4 35. Bc6 Ne7 36. Bb5 Kf8 37. Nd7+ Kg8 38. Nf6+ Kf8 39. Nxh7+ Kg8 40. Nf6+ Kf8 41. Nd7+ Kg8 42. Nb8 Bd5 43. Bc7 Bc5 44. a5 Nf5 45. Nd7 Bd4 46. Bb6 1-0

[Event "Athens Acropolis op"]
[Site "Athens"]
[Date "1987.??.??"]
[Round "1"]
[White "Gaidatzis, Sotirios"]
[Black "Kesoglou, Konstantinos"]
[Result "1-0"]
[ECO "E11"]
[PlyCount "55"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. c4 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Nc3 0-0 7. g3 dxc4 8. Ne5 b5 9. Bg2 c6 10. a4 b4 11. Ne4 Nxe4 12. Bxe4 a5 13. Nxc4 Qc7 14. Ne5 Bb7 15. Rc1 f6 16. Nd3 Nd7 17. Qc2 Rfe8 18. Nf4 Rac8 19. Bxh7+ Kh8 20. Bg6 Re7 21. Qe4 Nf8 22. Rc5 f5 23. Qf3 Qd6 24. e3 Kg8 25. Qh5 Rd8 26. 0-0 Qc7 27. Rfc1 Rdd7 28. Nd3 1-0

[Event "Athens Acropolis op"]
[Site "Athens"]
[Date "1987.??.??"]
[Round "6"]
[White "Ninov, Kiril"]
[Black "Gaidatzis, Sotirios"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "2315"]
[PlyCount "49"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 0-0 5. d4 d6 6. 0-0 Nbd7 7. Nc3 e5 8. Qc2 c6 9. Rd1 Re8 10. b3 Qc7 11. e4 h6 12. h3 Nh7 13. Be3 Nhf8 14. Rab1 b6 15. b4 Ba6 16. Qb3 Nf6 17. Rbc1 Qe7 18. c5 N6d7 19. d5 Nf6 20. cxd6 Qxd6 21. dxc6 Qc7 22. b5 Bc8 23. Nd5 Nxd5 24. exd5 Rd8 25. Nd2 1-0

[Event "World U16-ch11"]
[Site "Petah Tikva"]
[Date "1985.03.??"]
[Round "5"]
[White "Tommiska, Matti"]
[Black "Gaidatzis, Sotirios"]
[Result "0-1"]
[ECO "C15"]
[PlyCount "92"]
[EventDate "1985.03.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ISR"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd2 Bxc3 5. Bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8. Qh6 Rg6 9. Qe3 Nbd7 10. Ne2 Nb6 11. Nf4 Nbd5 12. Qd2 e3 13. fxe3 Ne4 14. Qd3 Qh4+ 15. g3 Rxg3 16. hxg3 Qxg3+ 17. Ke2 Qf2+ 18. Kd1 Qf3+ 19. Kc1 Qxh1 20. Be1 Nef6 21. b3 Bd7 22. Kb2 Nxf4 23. exf4 0-0-0 24. Bb4 Rg8 25. Be2 Qh2 26. Bf3 Rg3 27. Rh1 Qxh1 28. Bxh1 Rxd3 29. cxd3 Nh5 30. Bd2 Bc6 31. Bxc6 bxc6 32. Kc2 Ng3 33. Be1 Ne2 34. Bd2 Nxd4+ 35. Kd1 Kd7 36. Be3 Nb5 37. Kd2 a6 38. a4 Nd6 39. Kc3 Nf5 40. Bf2 h5 41. Kb4 h4 42. Ka5 h3 43. Bg1 Nh4 44. Kxa6 Nf3 45. Bh2 Nxh2 46. Kb7 Ng4 0-1

[Event "World U16-ch10"]
[Site "Champigny sur Marne"]
[Date "1984.04.??"]
[Round "?"]
[White "Carton, Niall"]
[Black "Gaidatzis, Sotirios"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2285"]
[BlackElo "2200"]
[PlyCount "47"]
[EventDate "1984.04.01"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "FRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. 0-0 0-0 11. Ne4 Bg4 12. Nc5 Rb8 13. Rc1 Nb6 14. Be2 Re8 15. Nxb7 Rxb7 16. Rxc6 Qd5 17. Rc5 Qxa2 18. Qc2 Na8 19. Bc4 Qxb2 20. Bxf7+ Kxf7 21. Ng5+ Kf8 22. Rf5+ Bxf5 23. Qxf5+ Ke7 24. Qe6+ 1-0

[Event "Athens"]
[Site "Athens"]
[Date "1984.??.??"]
[Round "?"]
[White "Gaidatzis, Sotirios"]
[Black "Daniilidis, Aris"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "63"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c5 4. d4 e6 5. 0-0 Nc6 6. c3 Be7 7. Bg5 cxd4 8. Nxd4 Nxd4 9. Qxd4 0-0 10. Nd2 h6 11. Bf4 b6 12. Nb3 a5 13. Qe5 Ra7 14. Nd4 Nd7 15. Qe3 Bc5 16. b4 axb4 17. cxb4 Bxd4 18. Qxd4 Ba6 19. Rfe1 Bc4 20. a4 Qa8 21. Rac1 Bb3 22. e4 Rxa4 23. Rc7 Rd8 24. exd5 Bxd5 25. Bxd5 exd5 26. Re7 Ra1+ 27. Kg2 Qa4 28. Bxh6 gxh6 29. Qxd5 Qa8 30. Rb7 Ne5 31. Qxe5 Rdd1 32. Re8+ 1-0

