[Event "GRE-ch30"]
[Site "Athens"]
[Date "1980.08.22"]
[Round "14"]
[White "Kokkinos, Leonidas"]
[Black "Skembris, Spyridon"]
[Result "1-0"]
[ECO "C02"]
[BlackElo "2315"]
[PlyCount "81"]
[EventDate "1980.08.05"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "GRE"]
[EventCategory "1"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 b6 4. f4 Qd7 5. Nf3 h5 6. Bd3 Ba6 7. 0-0 g6 8. Be3 Nh6 9. Bxa6 Nxa6 10. Qe2 Ng4 11. Bf2 Nb8 12. Bh4 c5 13. h3 Nh6 14. Bf6 Rg8 15. c3 Nc6 16. Kh2 Be7 17. Rd1 Qc7 18. g3 Nf5 19. Bg5 Rh8 20. h4 Kf8 21. Na3 Kg7 22. Nc2 Rac8 23. Rac1 Qb7 24. b4 cxb4 25. cxb4 Rc7 26. Bf6+ Bxf6 27. exf6+ Kh6 28. b5 Na5 29. Ne3 Rhc8 30. Rxc7 Qxc7 31. Ne5 Kh7 32. Nxf5 exf5 33. Rd3 Kg8 34. Re3 Qd8 35. Nxg6 fxg6 36. Re7 Qd6 37. f7+ Kg7 38. Re8 Qf8 39. Qe5+ Kh7 40. Rxc8 Qxc8 41. Qe8 1-0

[Event "GRE-ch30"]
[Site "Athens"]
[Date "1980.08.21"]
[Round "13"]
[White "Makropoulos, Georgios"]
[Black "Kokkinos, Leonidas"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2445"]
[PlyCount "71"]
[EventDate "1980.08.05"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "GRE"]
[EventCategory "1"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. e5 Ne4 6. Qe2 f5 7. exf6 d5 8. Nbd2 Qxf6 9. Nxe4 dxe4 10. Qxe4+ Qe6 11. Bd3 dxc3 12. 0-0 Qxe4 13. Bxe4 Bb4 14. Bxc6+ bxc6 15. Re1+ Kf7 16. Ne5+ Kg8 17. Re4 c5 18. Re3 cxb2 19. Bxb2 Bf5 20. Rd1 c4 21. Nc6 c3 22. Bxc3 Bxc3 23. Rxc3 Be6 24. Re1 Bxa2 25. Ne7+ Kf8 26. Rxc7 a5 27. Nc8 h5 28. Rd1 Bf7 29. Rd8+ Be8 30. h4 Rxc8 31. Rdxc8 Rh6 32. Ra7 Re6 33. Rxa5 g6 34. Ra7 Re1+ 35. Kh2 Re4 36. f3 1-0

[Event "GRE-ch30"]
[Site "Athens"]
[Date "1980.08.18"]
[Round "11"]
[White "Pandavos, Panayotis"]
[Black "Kokkinos, Leonidas"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "81"]
[EventDate "1980.08.05"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "GRE"]
[EventCategory "1"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 d5 7. exd5 cxd5 8. 0-0 Be7 9. Bg5 0-0 10. Nc3 Be6 11. Ne2 c5 12. c3 Rb8 13. b3 Ne4 14. Bxe7 Qxe7 15. c4 Rfd8 16. cxd5 Bxd5 17. Qc2 Ng5 18. Ng3 g6 19. Rfe1 Qf6 20. Rad1 Qc6 21. h4 Ne6 22. Be4 Nd4 23. Rxd4 cxd4 24. Qxc6 Bxc6 25. Bxc6 d3 26. Rd1 d2 27. Kf1 Rbc8 28. Bb5 Rc2 29. Ke2 Rxa2 30. Ne4 Rb8 31. Bc4 Re8 32. Kd3 Kf8 33. Rxd2 Rxd2+ 34. Nxd2 f5 35. Nf3 Ke7 36. Nd4 Rd8 37. Kc3 Kf6 38. b4 h6 39. b5 g5 40. hxg5+ hxg5 41. Nc6 1-0

[Event "GRE-ch30"]
[Site "Athens"]
[Date "1980.08.17"]
[Round "10"]
[White "Kokkinos, Leonidas"]
[Black "Trikaliotis, Georgios"]
[Result "1/2-1/2"]
[ECO "B02"]
[BlackElo "2320"]
[PlyCount "77"]
[EventDate "1980.08.05"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "GRE"]
[EventCategory "1"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Bc4 c6 5. Qf3 Nf6 6. h3 Nbd7 7. Bb3 g6 8. d3 Bg7 9. Qg3 0-0 10. Nf3 Nc5 11. 0-0 a5 12. Be3 Nxb3 13. axb3 Nd5 14. Nxd5 Qxd5 15. d4 b5 16. Qh4 f6 17. Nd2 Bf5 18. Rfc1 Rfb8 19. c4 bxc4 20. bxc4 Qd7 21. b3 e5 22. dxe5 fxe5 23. Ne4 Bxe4 24. Qxe4 Rxb3 25. Rd1 Qc7 26. c5 Bf8 27. Qg4 Qf7 28. Rd7 h5 29. Rxf7 hxg4 30. Rf6 gxh3 31. Rxg6+ Kf7 32. Rxc6 hxg2 33. Ra4 Be7 34. Kxg2 Rb4 35. Rxb4 axb4 36. Rb6 Rc8 37. Rxb4 Bxc5 38. Rc4 Rg8+ 39. Kf3 1/2-1/2

[Event "GRE-ch30"]
[Site "Athens"]
[Date "1980.08.15"]
[Round "9"]
[White "Amendola, Konstantinos"]
[Black "Kokkinos, Leonidas"]
[Result "0-1"]
[ECO "C49"]
[WhiteElo "2210"]
[PlyCount "60"]
[EventDate "1980.08.05"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "GRE"]
[EventCategory "1"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bb5 Bb4 5. 0-0 0-0 6. Nd5 Bc5 7. d3 Nxd5 8. exd5 Nd4 9. Nxd4 Bxd4 10. c3 Bb6 11. Qh5 d6 12. Bg5 f6 13. Bh4 g5 14. Bg3 f5 15. h3 f4 16. Bh2 Qf6 17. Kh1 f3 18. g4 a6 19. Ba4 Ba7 20. d4 exd4 21. Bc2 Qg7 22. Rae1 Bd7 23. Bxh7+ Qxh7 24. Qxh7+ Kxh7 25. Re7+ Kg8 26. Rxd7 d3 27. Rd1 Bxf2 28. Rxd3 Bb6 29. Rd1 Rae8 30. c4 f2 0-1

[Event "GRE-ch30"]
[Site "Athens"]
[Date "1980.08.14"]
[Round "8"]
[White "Kokkinos, Leonidas"]
[Black "Natsis, Trifon"]
[Result "1/2-1/2"]
[ECO "B22"]
[BlackElo "2240"]
[PlyCount "122"]
[EventDate "1980.08.05"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "GRE"]
[EventCategory "1"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 cxd4 7. cxd4 e6 8. Nc3 Qa5 9. h3 Bh5 10. 0-0 Nf6 11. Be3 Be7 12. a3 0-0 13. b4 Qd8 14. g4 Bg6 15. Ne5 Rc8 16. Nxg6 hxg6 17. Rc1 Nd5 18. Nxd5 exd5 19. Bf3 Bg5 20. b5 Bxe3 21. fxe3 Ne7 22. Qb3 Qd6 23. Kg2 g5 24. a4 Rxc1 25. Rxc1 Ng6 26. Qxd5 Nh4+ 27. Kf2 Qa3 28. Qc4 Re8 29. Rc3 Qd6 30. Qc7 Qb4 31. Qd7 Re6 32. Qc8+ Kh7 33. Qc5 Qb2+ 34. Rc2 Qb1 35. Rc1 Qd3 36. Qc2 Qxc2+ 37. Rxc2 Rf6 38. Rc7 Nxf3 39. Rxb7 Nxd4+ 40. Ke1 Nf3+ 41. Ke2 Ng1+ 42. Kd3 a6 43. b6 Nxh3 44. a5 Nf2+ 45. Kd4 Nxg4 46. Re7 Rf5 47. b7 Rb5 48. Rxf7 Nf6 49. e4 Kg6 50. Rc7 Kh7 51. e5 Kg6 52. Re7 g4 53. exf6 gxf6 54. Ke3 Kf5 55. Rc7 Rb3+ 56. Kd4 Kf4 57. Kc4 Rb1 58. Rc6 Rxb7 59. Rxf6+ Ke4 60. Rxa6 Rc7+ 61. Kb5 Rg7 1/2-1/2

[Event "GRE-ch30"]
[Site "Athens"]
[Date "1980.08.10"]
[Round "5"]
[White "Balaskas, Panayotis"]
[Black "Kokkinos, Leonidas"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "82"]
[EventDate "1980.08.05"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "GRE"]
[EventCategory "1"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. e5 Nh6 6. g3 Nf5 7. Bd3 Nfd4 8. Nxd4 Nxd4 9. Ne2 Nf3+ 10. Kf2 Nxe5 11. fxe5 c4 12. Nf4 Bc5+ 13. Kg2 cxd3 14. Nxd3 Bb6 15. Qh5 d4 16. Rf1 0-0 17. b3 Qe8 18. Nf4 Qc6+ 19. Kh3 f6 20. Ba3 Rf7 21. g4 g6 22. Nxg6 hxg6 23. Qxg6+ Rg7 24. Qxf6 Qe8 25. Qf8+ Qxf8 26. Rxf8+ Kh7 27. Raf1 Rg8 28. g5 Rg7 29. Kh4 Rg8 30. Kh5 Rxf8 31. Rxf8 Kg7 32. Rf6 Bd8 33. Bf8+ Kg8 34. Rf4 Bd7 35. Bd6 Bb6 36. Kh6 Bc6 37. Rg4 Kh8 38. Be7 Bd8 39. Bf8 Bxg5+ 40. Rxg5 Rxf8 41. Rg7 Rf2 0-1

[Event "GRE-ch30"]
[Site "Athens"]
[Date "1980.08.09"]
[Round "4"]
[White "Kokkinos, Leonidas"]
[Black "Skalkotas, Nikolaos"]
[Result "1-0"]
[ECO "D93"]
[BlackElo "2370"]
[PlyCount "121"]
[EventDate "1980.08.05"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "GRE"]
[EventCategory "1"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. Rc1 0-0 6. e3 c6 7. Nf3 Bg4 8. Qb3 Qb6 9. Ne5 Be6 10. Be2 dxc4 11. Bxc4 Bxc4 12. Nxc4 Qxb3 13. axb3 Na6 14. Be5 Rfd8 15. Ke2 c5 16. Ra1 cxd4 17. Bxd4 Nd5 18. Bxg7 Kxg7 19. Na5 Nc5 20. Nxd5 Rxd5 21. Rhd1 Rxd1 22. Rxd1 b6 23. Rc1 Rd8 24. Rc2 Rd7 25. f3 Ne6 26. Nc6 Rc7 27. b4 a6 28. Kd2 Kf8 29. Nb8 Ke8 30. Nxa6 Rxc2+ 31. Kxc2 Kd7 32. b5 Kd6 33. Kd3 f5 34. Kc4 Nd8 35. e4 fxe4 36. fxe4 Nf7 37. Nb4 e6 38. Nc6 g5 39. Kd4 e5+ 40. Kc4 h5 41. Nb4 g4 42. Nd5 Ng5 43. Kd3 Ne6 44. Ke3 Kc5 45. Nf6 Ng7 46. Nd7+ Kxb5 47. Nxe5 Kb4 48. Kf4 Kb3 49. Kg5 b5 50. Kf6 Ne8+ 51. Ke7 Nc7 52. Kd7 Na6 53. Kc6 Kxb2 54. Kxb5 Kc3 55. Kxa6 Kd4 56. Ng6 Kxe4 57. Kb5 Ke3 58. g3 Kf2 59. Kc4 Kg2 60. Nf4+ Kxh2 61. Nxh5 1-0

[Event "GRE-ch30"]
[Site "Athens"]
[Date "1980.08.07"]
[Round "3"]
[White "Kokkinos, Leonidas"]
[Black "Pandavos, Emanouel"]
[Result "0-1"]
[ECO "D36"]
[PlyCount "96"]
[EventDate "1980.08.05"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "GRE"]
[EventCategory "1"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. cxd5 exd5 6. e3 c6 7. Bd3 Be7 8. Qc2 0-0 9. Nf3 h6 10. Bh4 Re8 11. Bg3 a6 12. 0-0 Nf8 13. Rfb1 Nh5 14. b4 Nxg3 15. hxg3 Be6 16. a4 Nd7 17. a5 Bd6 18. Na4 Qe7 19. Nc5 Nf6 20. Bf5 Bxf5 21. Qxf5 g6 22. Qd3 Ne4 23. Ra3 Rad8 24. Rab3 Bb8 25. Qc2 Nf6 26. Ne5 Kg7 27. Rc3 Ne4 28. Nxe4 dxe4 29. Qxe4 Bxe5 30. dxe5 Qxe5 31. Qxe5+ Rxe5 32. Rc5 Red5 33. Rxd5 Rxd5 34. Rc1 Kf6 35. Kf1 Rd2 36. Ke1 Rb2 37. Rc4 h5 38. Kf1 Ke6 39. e4 f6 40. f4 Rd2 41. Kg1 Rb2 42. Rd4 Ra2 43. f5+ gxf5 44. exf5+ Ke5 45. Rd7 c5 46. Rxb7 c4 47. Kf1 c3 48. Ke1 Ra1+ 0-1

[Event "Lefkos Pyrgos Int 1st"]
[Site "Thessaloniki"]
[Date "1979.11.30"]
[Round "5"]
[White "Kokkinos, Leonidas"]
[Black "Alexopoulos, Georgios"]
[Result "1/2-1/2"]
[ECO "B06"]
[BlackElo "2270"]
[PlyCount "46"]
[EventDate "1979.11.26"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c3 b6 4. Bd3 Bb7 5. f4 f5 6. Qe2 fxe4 7. Bxe4 Bxe4 8. Qxe4 Nc6 9. Nf3 Nf6 10. Qe2 0-0 11. 0-0 e6 12. Na3 Qe7 13. Bd2 Rae8 14. Rae1 d5 15. Ng5 Nd8 16. Qd3 h6 17. Nh3 Qf7 18. Rf3 Nb7 19. Ng5 Qd7 20. Nh3 Kh7 21. Nf2 Nd6 22. Bc1 Nde4 23. Nb1 Nxf2 1/2-1/2

[Event "Thessaloniki Dimitria 1st "]
[Site "Thessaloniki"]
[Date "1979.10.30"]
[Round "10"]
[White "Bousios, Hristos"]
[Black "Kokkinos, Leonidas"]
[Result "1/2-1/2"]
[ECO "D90"]
[PlyCount "49"]
[EventDate "1979.10.20"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GRE"]
[EventCategory "4"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. Rc1 0-0 6. e3 c6 7. Nf3 a6 8. cxd5 cxd5 9. Bd3 Nc6 10. 0-0 Bg4 11. h3 Bxf3 12. Qxf3 e6 13. Na4 Nd7 14. Nc5 Nxc5 15. Rxc5 Qb6 16. Rc2 e5 17. dxe5 Rad8 18. b3 Nxe5 19. Bxe5 Bxe5 20. e4 dxe4 21. Bxe4 Rd7 22. Rfc1 Rfd8 23. Rc8 Rxc8 24. Rxc8+ Kg7 25. Rc2 1/2-1/2

[Event "Thessaloniki Dimitria 1st "]
[Site "Thessaloniki"]
[Date "1979.10.22"]
[Round "3"]
[White "Alexopoulos, Georgios"]
[Black "Kokkinos, Leonidas"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2270"]
[PlyCount "38"]
[EventDate "1979.10.20"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GRE"]
[EventCategory "4"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 Be7 7. a3 0-0 8. Bd3 f5 9. exf6 Nxf6 10. Nc3 b6 11. 0-0 Bb7 12. Ne5 Nc6 13. Be3 Qe8 14. f4 Nxe5 15. fxe5 Nd5 16. Rxf8+ Bxf8 17. Nxd5 Bxd5 18. Qg4 Rc8 19. Qh3 g6 1/2-1/2

[Event "Thessaloniki Dimitria 1st "]
[Site "Thessaloniki"]
[Date "1979.10.21"]
[Round "2"]
[White "Kokkinos, Leonidas"]
[Black "Paoli, Enrico"]
[Result "1/2-1/2"]
[ECO "B22"]
[BlackElo "2230"]
[PlyCount "45"]
[EventDate "1979.10.20"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GRE"]
[EventCategory "4"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 Qxd5 5. Nf3 Nc6 6. Be2 Nf6 7. 0-0 Be7 8. h3 0-0 9. Be3 cxd4 10. cxd4 Rd8 11. Nc3 Qa5 12. a3 Nd5 13. Nxd5 Qxd5 14. Qc2 Bf6 15. Rfd1 Bd7 16. Bc4 Qh5 17. d5 Ne5 18. Nxe5 Qxe5 19. Bd4 Qg5 20. Be3 Qe5 21. Bd4 Qf4 22. g3 Qh6 23. Bxf6 1/2-1/2

[Event "Thessaloniki Dimitria 1st "]
[Site "Thessaloniki"]
[Date "1979.10.??"]
[Round "?"]
[White "Kokkinos, Leonidas"]
[Black "Natsis, Trifon"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "41"]
[EventDate "1979.10.20"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GRE"]
[EventCategory "4"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nf6 6. Bd3 Be7 7. 0-0 0-0 8. Qe2 Nc6 9. Rd1 cxd4 10. cxd4 Rd8 11. Nc3 Qd6 12. Bg5 Nd5 13. Qe4 g6 14. Qh4 Nxc3 15. bxc3 Re8 16. Be4 Bf8 17. Bxc6 bxc6 18. Ne5 f5 19. Rd3 Rb8 20. Rh3 Rb7 21. Nxg6 1-0

[Event "Thessaloniki Dimitria 1st "]
[Site "Thessaloniki"]
[Date "1979.10.??"]
[Round "?"]
[White "Mrdja, Milan"]
[Black "Kokkinos, Leonidas"]
[Result "0-1"]
[ECO "C63"]
[PlyCount "71"]
[EventDate "1979.10.20"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GRE"]
[EventCategory "4"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 Nd4 5. Ba4 Nf6 6. 0-0 Bc5 7. Nxe5 0-0 8. Nd3 fxe4 9. Nxc5 d5 10. d3 Ng4 11. N5xe4 dxe4 12. Nxe4 Qh4 13. h3 Ne5 14. f4 Bg4 15. Qd2 Bf3 16. fxe5 Bxe4 17. Rf2 Qg3 18. dxe4 Nf3+ 19. Rxf3 Rxf3 20. Qe2 Raf8 21. Bb3+ Kh8 22. Be3 Rxe3 23. Qg4 Qxg4 24. hxg4 Rxe4 25. e6 c5 26. Bd5 Re5 27. c4 g6 28. b3 Kg7 29. Kh2 Kf6 30. Kg3 Ke7 31. Rh1 h5 32. gxh5 Rg5+ 33. Kh2 Rxh5+ 34. Kg1 Rxh1+ 35. Kxh1 Rf2 36. a4 0-1

[Event "Thessaloniki Dimitria 1st "]
[Site "Thessaloniki"]
[Date "1979.??.??"]
[Round "?"]
[White "Radulov, Ivan"]
[Black "Kokkinos, Leonidas"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2485"]
[PlyCount "73"]
[EventDate "1979.10.20"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GRE"]
[EventCategory "4"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. Bg5 Bb7 11. Nb5 Be7 12. Nd4 Ne4 13. Bxe7 Qxe7 14. Qg4 Qg5 15. Qxg5 Nxg5 16. b4 Ne6 17. Nb3 g6 18. f4 f5 19. Rae1 Rae8 20. Na5 Nd8 21. Nxb7 Nxb7 22. Bb5 Rxe1 23. Rxe1 Nd8 24. Bd7 c6 25. b5 cxb5 26. Bxb5 Kf7 27. Re5 Ne6 28. Rxd5 Rd8 29. Bc4 Kf6 30. Rxd8 Nxd8 31. Bd5 g5 32. fxg5+ Kxg5 33. g3 f4 34. Kf2 fxg3+ 35. hxg3 h5 36. c4 Kf5 37. Kg2 1-0

[Event "Balkaniad-10 Men"]
[Site "Baile Herculane"]
[Date "1978.10.04"]
[Round "2.4"]
[White "Ghitescu, Theodor"]
[Black "Kokkinos, Leonidas"]
[Result "1/2-1/2"]
[ECO "D34"]
[WhiteElo "2450"]
[PlyCount "60"]
[EventDate "1978.10.03"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "ROU"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Romania"]
[BlackTeam "Greece"]
[WhiteTeamCountry "ROU"]
[BlackTeamCountry "GRE"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. 0-0 Be7 8. Nc3 0-0 9. b3 Ne4 10. Bb2 Bf6 11. Na4 cxd4 12. Nxd4 Nxd4 13. Bxd4 Bf5 14. Rc1 Re8 15. e3 b6 16. Bxf6 Nxf6 17. Nc3 Be4 18. Nxe4 dxe4 19. Qxd8 Rexd8 20. Rfd1 Kf8 21. Bh3 Rxd1+ 22. Rxd1 Ke7 23. Rc1 Kd6 24. b4 b5 25. Rc5 Rb8 26. a3 a5 27. Bf1 axb4 28. axb4 Nd5 29. Rxb5 Rxb5 30. Bxb5 Nxb4 1/2-1/2

[Event "EU-chT 07th Group6"]
[Site "Athens"]
[Date "1978.09.18"]
[Round "1.1"]
[White "Padevsky, Nikola Bochev"]
[Black "Kokkinos, Leonidas"]
[Result "1/2-1/2"]
[ECO "D34"]
[WhiteElo "2455"]
[BlackElo "2295"]
[PlyCount "80"]
[EventDate "1978.09.18"]
[EventType "team-match"]
[EventRounds "2"]
[EventCountry "GRE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Bulgaria"]
[BlackTeam "Greece"]
[WhiteTeamCountry "BUL"]
[BlackTeamCountry "GRE"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. Nc3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. Be3 c4 10. b3 cxb3 11. axb3 Bf5 12. h3 Rc8 13. g4 Bg6 14. Nh4 Nxg4 15. Nxg6 Nxe3 16. fxe3 hxg6 17. Nxd5 Bg5 18. e4 a6 19. e5 Ne7 20. Nxe7+ Qxe7 21. Qd3 Rfd8 22. Kh1 Rc7 23. Rad1 Bh6 24. Qe4 Re8 25. Rd3 Kh7 26. Rdf3 f5 27. Qd3 Rd8 28. e4 f4 29. Rd1 g5 30. Rff1 g6 31. Qe2 Qe6 32. Rd3 Rcd7 33. Rfd1 Bg7 34. Bf1 Qb6 35. Qd2 f3 36. Qxg5 Rxd4 37. Qh4+ Bh6 38. Qe7+ Bg7 39. Qh4+ Bh6 40. Qe7+ Bg7 1/2-1/2

[Event "Balkaniad-09 U20"]
[Site "Albena"]
[Date "1977.09.22"]
[Round "5.2"]
[White "Nikolic, Predrag"]
[Black "Kokkinos, Leonidas"]
[Result "1-0"]
[ECO "A24"]
[PlyCount "91"]
[EventDate "1977.09.18"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]
[WhiteTeam "Yugoslavia"]
[BlackTeam "Greece"]
[WhiteTeamCountry "YUG"]
[BlackTeamCountry "GRE"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 e5 7. d3 c6 8. Rb1 Re8 9. b4 d5 10. cxd5 cxd5 11. Bb2 b6 12. Qb3 Bb7 13. Rbc1 Nc6 14. b5 Na5 15. Qa4 d4 16. Nb1 Qd7 17. e3 dxe3 18. Nxe5 Rxe5 19. Bxb7 Nxb7 20. Bxe5 e2 21. Rfe1 Nc5 22. Rxc5 bxc5 23. Qc2 Qxb5 24. Nc3 Qc6 25. Rxe2 c4 26. Ne4 Nxe4 27. Rxe4 Bxe5 28. Rxe5 Rc8 29. dxc4 Re8 30. Rxe8+ Qxe8 31. c5 Qc6 32. Qc4 Kf8 33. a4 Ke7 34. Qd4 h5 35. h4 Ke6 36. Qc4+ Ke7 37. Qb5 Kd7 38. Qa5 a6 39. Qd2+ Ke6 40. a5 Qxc5 41. Qe2+ Kf5 42. Qxa6 Qc1+ 43. Kg2 Qc5 44. Qd3+ Kf6 45. Qf3+ Kg7 46. a6 1-0

[Event "Balkaniad-09 U20"]
[Site "Albena"]
[Date "1977.09.20"]
[Round "3.6"]
[White "Kokkinos, Leonidas"]
[Black "Ionescu, Constantin"]
[Result "1/2-1/2"]
[ECO "B42"]
[PlyCount "128"]
[EventDate "1977.09.18"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]
[WhiteTeam "Greece"]
[BlackTeam "Romania"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "ROU"]

1. e4 c5 2. d4 e6 3. Nf3 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 d6 7. c4 Be7 8. Nc3 0-0 9. b3 Nbd7 10. Bb2 Re8 11. Bc2 Bf8 12. Qd2 b6 13. Rad1 Bb7 14. f4 g6 15. Nf3 Qc7 16. e5 Ng4 17. Kh1 Rad8 18. h3 Nh6 19. exd6 Qb8 20. Ne4 Nf5 21. Rfe1 Qa8 22. Kh2 Qb8 23. Kg1 Bxe4 24. Bxe4 Qxd6 25. Bxf5 Qc5+ 26. Kh1 Qxf5 27. Qc3 e5 28. fxe5 Bg7 29. Rd5 Nc5 30. Red1 Rc8 31. Qd2 Ne4 32. Qd4 b5 33. Re1 Ng3+ 34. Kh2 Nh5 35. Qe3 bxc4 36. Rd4 c3 37. Bxc3 Qc2 38. Ba1 Bf8 39. Rd2 Qc7 40. g4 Ng7 41. Rde2 Ne6 42. Nd4 Bc5 43. Nxe6 Rxe6 44. Qg3 Rd8 45. Rc1 Qb6 46. Rf1 Qb5 47. Qf3 Rd7 48. Kg2 a5 49. Qe4 Rd8 50. Bb2 Bb6 51. Rc1 Ree8 52. Qc4 Qd7 53. Qc6 Qa7 54. Rc3 Rd1 55. Rc1 Re6 56. Qc4 Qa8+ 57. Kg3 Qh1 58. Rxd1 Qxd1 59. Qe4 h5 60. Re1 Qd2 61. Qe2 h4+ 62. Kg2 Qf4 63. Qf3 Qd2+ 64. Qe2 Qf4 1/2-1/2

[Event "Balkaniad-09 U20"]
[Site "Albena"]
[Date "1977.09.19"]
[Round "2.6"]
[White "Yurtseven, Can"]
[Black "Kokkinos, Leonidas"]
[Result "1/2-1/2"]
[ECO "C63"]
[PlyCount "139"]
[EventDate "1977.09.18"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]
[WhiteTeam "Turkey"]
[BlackTeam "Greece"]
[WhiteTeamCountry "TUR"]
[BlackTeamCountry "GRE"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. 0-0 d6 7. Re1 Be7 8. Nc3 Bg4 9. Nd5 0-0 10. Nxe7+ Qxe7 11. c3 Kh8 12. Bg5 h6 13. Bh4 g5 14. Bg3 Qh7 15. Qd3 Nh5 16. Nd2 Nf4 17. Bxf4 gxf4 18. Bxc6 bxc6 19. f3 Be6 20. Qe2 Rg8 21. Kh1 h5 22. Qf2 h4 23. Rg1 a5 24. Nf1 Rg3 25. h3 c5 26. b3 Rag8 27. Nh2 Qg6 28. Rab1 Kh7 29. c4 Rg7 30. a3 Rg8 31. b4 axb4 32. axb4 cxb4 33. Rbc1 c5 34. Rcd1 Bxc4 35. Ng4 Qe6 36. Qd2 Rd8 37. Ra1 Rd7 38. Ra8 Qe7 39. Re8 Qf7 40. Rxe5 Rxg4 41. Rf5 Rg7 42. Rxf7 Rgxf7 43. Qe1 Kg8 44. Qxh4 b3 45. Qg5+ Kh7 46. e5 dxe5 47. Qxe5 Bd3 48. Re1 Bg6 49. Qb2 c4 50. Qc3 Rb7 51. Re2 Rfe7 52. Rb2 Rbc7 53. Kh2 Red7 54. h4 Re7 55. Rd2 Red7 56. h5 Bxh5 57. Rxd7+ Rxd7 58. Qxc4 Bf7 59. Qb4 Ra7 60. Kh3 Ra2 61. Qxf4 Bg6 62. Qc4 b2 63. Qxa2 b1Q 64. Qxb1 Bxb1 65. Kh4 Kg6 66. g4 Bc2 67. f4 Bd1 68. f5+ Kf6 69. g5+ Kxf5 70. g6 1/2-1/2

[Event "Balkaniad-09 U20"]
[Site "Albena"]
[Date "1977.09.18"]
[Round "1.2"]
[White "Kokkinos, Leonidas"]
[Black "Donchev, Dimitar I"]
[Result "0-1"]
[ECO "C10"]
[PlyCount "92"]
[EventDate "1977.09.18"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]
[WhiteTeam "Greece"]
[BlackTeam "Bulgaria"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "BUL"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Nf3 b6 7. Bb5+ c6 8. Bd3 Bd6 9. Qe2 Nd7 10. Be3 Bb7 11. 0-0-0 Qc7 12. c3 0-0-0 13. g3 c5 14. Rhe1 c4 15. Bc2 Bd5 16. Bd2 b5 17. Nh4 a5 18. f4 f5 19. Qf2 Qc6 20. Re3 Nf6 21. h3 b4 22. Nf3 b3 23. axb3 cxb3 24. Bb1 Ne4 25. Qg1 f6 26. Be1 a4 27. Nd2 a3 28. Nxe4 fxe4 29. bxa3 Qa8 30. Kd2 Qxa3 31. Ke2 f5 32. Bd2 Rhg8 33. Qf2 Qa6+ 34. Ke1 h5 35. Bc1 h4 36. gxh4 Be7 37. Bb2 Rh8 38. Kd2 Bxh4 39. Qh2 Bc4 40. Kc1 Rhg8 41. Rg1 Qd6 42. Rxg8 Rxg8 43. Kd1 Bg5 44. Rg3 Qxf4 45. Qg2 Bf1 46. Qh2 Bd8 0-1

[Event "World U20-ch15"]
[Site "Groningen"]
[Date "1977.01.05"]
[Round "13"]
[White "Omuku, Emmanuel"]
[Black "Kokkinos, Leonidas"]
[Result "0-1"]
[ECO "D32"]
[PlyCount "92"]
[EventDate "1976.12.21"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e3 d5 4. cxd5 exd5 5. d4 c5 6. dxc5 Bxc5 7. Nf3 0-0 8. Be2 Nc6 9. a3 Re8 10. b4 Bd6 11. 0-0 Bb8 12. Bb2 a6 13. Qd3 Qd6 14. h3 Ne5 15. Nxe5 Qxe5 16. f4 Qxe3+ 17. Qxe3 Rxe3 18. Bf3 Ba7 19. Kh2 d4 20. Ne2 d3 21. Bxf6 dxe2 22. Rfe1 gxf6 23. Rxe2 Rxe2 24. Bxe2 Be6 25. Bf3 Rb8 26. Rd1 Kf8 27. g4 f5 28. gxf5 Bxf5 29. Rd5 Be6 30. Rh5 Kg7 31. Be4 h6 32. f5 Bd7 33. f6+ Kxf6 34. Rxh6+ Ke5 35. Bg2 Be3 36. Rh5+ Bf5 37. Bf3 Kf6 38. a4 b6 39. Be2 Rg8 40. Rh4 Ke5 41. Rh5 Bf4+ 42. Kh1 Kf6 43. Bf3 Rg3 44. Bg2 Rb3 45. Bf1 Rb2 46. Rh4 Be4+ 0-1

[Event "World U20-ch15"]
[Site "Groningen"]
[Date "1977.01.03"]
[Round "12"]
[White "Kokkinos, Leonidas"]
[Black "Hebert, Jean"]
[Result "0-1"]
[ECO "B11"]
[BlackElo "2255"]
[PlyCount "80"]
[EventDate "1976.12.21"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d4 Bb4 7. Bd3 dxe4 8. Qxe4 Nf6 9. Qh4 Nbd7 10. 0-0 Qc7 11. a3 Bd6 12. Ne2 0-0-0 13. c4 h6 14. f3 e5 15. Be3 exd4 16. Bxd4 Bc5 17. Qf2 Bxd4 18. Nxd4 Ne5 19. Bf5+ Kb8 20. b3 g5 21. Rad1 Nh5 22. Rfe1 Nf4 23. Rd2 Rhe8 24. Red1 a6 25. Nc2 Rxd2 26. Rxd2 h5 27. c5 Nd5 28. Nb4 Ne7 29. Be4 f5 30. Bc2 f4 31. Be4 g4 32. Nd3 Rg8 33. Kh1 Nxd3 34. Rxd3 Qe5 35. Qd4 Qg5 36. Qf2 gxh3 37. gxh3 Nf5 38. b4 Ng3+ 39. Kh2 Qe5 40. Rd1 Nxe4 0-1

[Event "World U20-ch15"]
[Site "Groningen"]
[Date "1977.01.02"]
[Round "11"]
[White "Kokkinos, Leonidas"]
[Black "Morris, Arthur W"]
[Result "1-0"]
[ECO "B09"]
[PlyCount "93"]
[EventDate "1976.12.21"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. Bb5+ Bd7 7. e5 Ng4 8. h3 Nh6 9. Bxd7+ Qxd7 10. d5 Nf5 11. 0-0 0-0 12. Re1 Na6 13. g4 Nh6 14. Be3 Kh8 15. Ne2 Nc7 16. c4 dxe5 17. fxe5 Nxg4 18. hxg4 Qxg4+ 19. Kf2 Qxc4 20. Rc1 Qxd5 21. Rxc5 Qxd1 22. Rxd1 Ne6 23. Rb5 b6 24. Rd7 Rfe8 25. Ned4 Nc5 26. Rc7 a6 27. Rxb6 Nd3+ 28. Ke2 Nxe5 29. Rbb7 Nxf3 30. Kxf3 Bf6 31. Nc6 Kg7 32. Nxe7 Bxe7 33. Rxe7 Rxe7 34. Rxe7 Kf6 35. Rb7 h5 36. a4 g5 37. Ba7 Kg7 38. Ke4 h4 39. Kf5 h3 40. Bd4+ Kf8 41. Rb3 Rd8 42. Be5 g4 43. Kxg4 h2 44. Rh3 Ke7 45. Kf5 Rd3 46. Bf6+ Ke8 47. Rxd3 1-0

[Event "World U20-ch15"]
[Site "Groningen"]
[Date "1977.01.01"]
[Round "10"]
[White "Nakano, Mikka"]
[Black "Kokkinos, Leonidas"]
[Result "0-1"]
[ECO "A51"]
[PlyCount "90"]
[EventDate "1976.12.21"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. Bg5 exd4 4. Qxd4 Be7 5. Nc3 Nc6 6. Qd1 0-0 7. Nf3 Re8 8. e3 d6 9. Be2 h6 10. Bh4 Bf5 11. h3 Ne4 12. Bxe7 Qxe7 13. Nd5 Qd7 14. Nh4 Be6 15. 0-0 Ne5 16. Nf4 Bxc4 17. Bxc4 Nxc4 18. Nd3 Qb5 19. Qc2 Ncd2 20. Rfd1 Qh5 21. f3 Qxh4 22. fxe4 Nxe4 23. Qxc7 Re7 24. Qc4 Qg3 25. Re1 Ng5 26. Qg4 Qxg4 27. hxg4 Rae8 28. Kf2 Ne4+ 29. Kf3 Nd2+ 30. Kf2 Nc4 31. Rac1 Nxe3 32. Kf3 Nd5 33. a3 f6 34. Red1 Re3+ 35. Kf2 Re2+ 36. Kg1 Ne3 37. Re1 Nxg4 38. Kf1 Rxe1+ 39. Nxe1 Re7 40. Nf3 Rd7 41. Nd4 Kf7 42. Ke2 g6 43. g3 f5 44. Kf3 a6 45. Re1 Re7 0-1

[Event "World U20-ch15"]
[Site "Groningen"]
[Date "1976.12.31"]
[Round "9"]
[White "Helmers, Knut Jaran"]
[Black "Kokkinos, Leonidas"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2265"]
[PlyCount "111"]
[EventDate "1976.12.21"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 d5 3. d3 Be6 4. c3 Qd7 5. Nd2 f6 6. Ngf3 Nc6 7. b4 a6 8. Bb2 g5 9. Qc2 h5 10. h3 Nge7 11. Nb3 Ng6 12. h4 g4 13. Nfd2 f5 14. a3 0-0-0 15. c4 dxc4 16. Nxc4 Bd5 17. Bxd5 Qxd5 18. 0-0-0 Kb8 19. Kb1 Nd4 20. Nxd4 exd4 21. e4 Qd7 22. Rhe1 Bg7 23. exf5 Qxf5 24. Re4 Rhf8 25. Rd2 Rd5 26. Rde2 Qf7 27. Na5 Qd7 28. Nb3 b6 29. Qc4 Rdf5 30. Bxd4 Bxd4 31. Nxd4 Rxf2 32. Rxf2 Rxf2 33. Qxa6 Rf1+ 34. Kc2 Rf8 35. b5 Rf2+ 36. Kc3 Rf6 37. Kd2 Rf2+ 38. Kc3 Rf6 39. Nc6+ Rxc6+ 40. bxc6 Qxc6+ 41. Kd2 Nxh4 42. gxh4 g3 43. Qc4 Qg6 44. Qe6 Qg7 45. Qe5 Qh6+ 46. Qg5 Qd6 47. Re3 Qxa3 48. Qg8+ Kb7 49. Qxg3 Qb2+ 50. Ke1 Qc3+ 51. Kf2 b5 52. Qf3+ Ka7 53. Qxh5 b4 54. Qa5+ Kb7 55. Qb5+ Ka7 56. Qe5 1-0

[Event "World U20-ch15"]
[Site "Groningen"]
[Date "1976.12.29"]
[Round "8"]
[White "Kokkinos, Leonidas"]
[Black "Sequeira, Joao FA"]
[Result "1/2-1/2"]
[ECO "B76"]
[PlyCount "58"]
[EventDate "1976.12.21"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Bd7 10. h4 Rc8 11. h5 Nxh5 12. g4 Nf6 13. Qh2 h5 14. Nd5 Nxg4 15. fxg4 Bxg4 16. Be2 Bxe2 17. Qxe2 e6 18. Nc3 Nxd4 19. Bxd4 Bxd4 20. Rxd4 Qg5+ 21. Qd2 Qxd2+ 22. Rxd2 Rfd8 23. Rhd1 Rc6 24. Nb5 d5 25. exd5 exd5 26. Rxd5 Rxd5 27. Rxd5 h4 28. Kd2 Re6 29. Rd4 Rb6 1/2-1/2

[Event "World U20-ch15"]
[Site "Groningen"]
[Date "1976.12.28"]
[Round "7"]
[White "Ahad, MA."]
[Black "Kokkinos, Leonidas"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "73"]
[EventDate "1976.12.21"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. 0-0 Bc5 6. c3 Nxe4 7. cxd4 Bb6 8. Re1 d5 9. Bxd5 Qxd5 10. Nc3 Qd8 11. Rxe4+ Kf8 12. d5 Ne7 13. Bf4 Bf5 14. Re2 Ng6 15. Qa4 Qd7 16. Qb4+ Kg8 17. Ne5 Nxe5 18. Rxe5 a5 19. Qe7 f6 20. Qxd7 Bxd7 21. Re7 Rd8 22. Rd1 Bc5 23. d6 cxd6 24. Bxd6 Bg4 25. Bxc5 Bxd1 26. Bb6 Rc8 27. Nxd1 Rc1 28. Rd7 h6 29. Bxa5 Kh7 30. g3 Ra8 31. Bc3 Rxa2 32. Kg2 Kg6 33. Ne3 Ra7 34. Nd5 h5 35. Nf4+ Kh6 36. Ne6 g5 37. Nf8 1-0

[Event "World U20-ch15"]
[Site "Groningen"]
[Date "1976.12.27"]
[Round "6"]
[White "Kokkinos, Leonidas"]
[Black "Sisniega, Marcel"]
[Result "0-1"]
[ECO "C17"]
[PlyCount "80"]
[EventDate "1976.12.21"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. Bd2 c5 6. a3 Bxc3 7. Bxc3 cxd4 8. Bxd4 Nbc6 9. Nf3 0-0 10. Be2 Nxd4 11. Qxd4 Nc6 12. Qe3 Bd7 13. 0-0 Qc7 14. c4 Ne7 15. Rac1 Bc6 16. Bd3 h6 17. c5 Ng6 18. Rfe1 Qe7 19. Nd4 Rfc8 20. f4 Bd7 21. b4 Rc7 22. g4 Qh4 23. Qg3 Qxg3+ 24. hxg3 Ne7 25. Rc3 a6 26. Kf2 Nc6 27. Ke3 f6 28. Nxc6 bxc6 29. Kd4 Kf7 30. Rh1 a5 31. exf6 Kxf6 32. g5+ hxg5 33. fxg5+ Kxg5 34. Ke5 axb4 35. axb4 Be8 36. Rh8 Rd8 37. b5 d4 38. b6 Rd5+ 39. Ke4 Bg6+ 40. Kf3 Rf7+ 0-1

[Event "World U20-ch15"]
[Site "Groningen"]
[Date "1976.12.26"]
[Round "5"]
[White "Lo Kim Lin, Frank"]
[Black "Kokkinos, Leonidas"]
[Result "0-1"]
[ECO "C63"]
[PlyCount "42"]
[EventDate "1976.12.21"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 Nd4 5. Ba4 Nf6 6. d3 Bc5 7. 0-0 0-0 8. exf5 d5 9. Nxe5 Bxf5 10. Be3 Qd6 11. Bxd4 Bxd4 12. Nf3 Ng4 13. Nb5 Bxf2+ 14. Rxf2 Qb6 15. d4 Nxf2 16. Kxf2 c6 17. Nc3 Qxb2 18. Ne2 Rae8 19. Bb3 Be4 20. a4 Bd3 21. Ng3 Qxd4# 0-1

[Event "World U20-ch15"]
[Site "Groningen"]
[Date "1976.12.24"]
[Round "4"]
[White "Kokkinos, Leonidas"]
[Black "Tonoli, Walter"]
[Result "1/2-1/2"]
[ECO "C65"]
[PlyCount "90"]
[EventDate "1976.12.21"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. 0-0 Nf6 5. c3 0-0 6. d4 Bb6 7. Bg5 h6 8. Bh4 d6 9. h3 g5 10. Nxg5 Nxe4 11. Nf3 Ng5 12. Bxg5 hxg5 13. Bxc6 bxc6 14. dxe5 Ba6 15. Re1 dxe5 16. Qxd8 Raxd8 17. Nxg5 Rfe8 18. Ne4 Kg7 19. a4 Bd3 20. a5 Bxe4 21. axb6 Bxb1 22. bxc7 Rc8 23. Rexb1 Rxc7 24. Ra5 c5 25. Rb5 Rd8 26. Ra1 f6 27. c4 Kg6 28. Kf1 Rd6 29. b3 a6 30. Rb8 Rcc6 31. Ke2 Kf5 32. Ke3 Rb6 33. Rxb6 Rxb6 34. Ra3 Ke6 35. Kd3 f5 36. Kc3 f4 37. Ra5 Kf5 38. g4+ fxg3 39. fxg3 Rh6 40. Rxc5 Rxh3 41. Rc6 Rxg3+ 42. Kb2 Rg6 43. Rxg6 Kxg6 44. Kc3 Kf5 45. b4 Ke4 1/2-1/2

[Event "World U20-ch15"]
[Site "Groningen"]
[Date "1976.12.23"]
[Round "3"]
[White "Upton, Timothy J"]
[Black "Kokkinos, Leonidas"]
[Result "0-1"]
[ECO "B85"]
[PlyCount "88"]
[EventDate "1976.12.21"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Be3 Be7 8. 0-0 0-0 9. f4 Nc6 10. Bf3 Bd7 11. Qe2 Nxd4 12. Bxd4 Bc6 13. Rad1 Qc7 14. e5 Nd7 15. Bxc6 bxc6 16. exd6 Bxd6 17. Ne4 Bxf4 18. Bxg7 Bxh2+ 19. Kh1 Kxg7 20. Qh5 Bf4 21. Qg4+ Kh8 22. Qxf4 Qxf4 23. Rxf4 Ne5 24. Nc5 Rfd8 25. Re1 Rd5 26. b4 a5 27. Rfe4 Ng6 28. Nd3 axb4 29. Nxb4 Rh5+ 30. Kg1 c5 31. Nd3 Rxa2 32. Rc4 Ra5 33. Nf4 Nxf4 34. Rxf4 Kg7 35. Rg4+ Kf8 36. Rb1 Ra7 37. Rb8+ Ke7 38. Rc4 Rd5 39. Rh8 h5 40. Rh7 Rf5 41. Rh8 Ra1+ 42. Kh2 Ra2 43. Kg3 Rg5+ 44. Kh3 Ra3+ 0-1

[Event "World U20-ch15"]
[Site "Groningen"]
[Date "1976.12.22"]
[Round "2"]
[White "Foisor, Ovidiu Doru"]
[Black "Kokkinos, Leonidas"]
[Result "1-0"]
[ECO "E20"]
[PlyCount "113"]
[EventDate "1976.12.21"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 h6 7. cxd5 exd5 8. e3 0-0 9. Bd3 Nh5 10. Ne2 Qh4+ 11. g3 Qh3 12. Kf2 Qd7 13. g4 Nf6 14. h4 Ne8 15. Ng3 g6 16. g5 h5 17. a4 Ng7 18. Qc2 b6 19. Ba3 Re8 20. e4 c6 21. exd5 cxd5 22. Rae1 Nc6 23. Rxe8+ Qxe8 24. Re1 Be6 25. Qb3 Na5 26. Qb5 Rc8 27. Qxe8+ Rxe8 28. Bb5 Rc8 29. Bb4 Nc4 30. Ba6 Rc7 31. Ra1 Bc8 32. Bxc4 Rxc4 33. a5 b5 34. Re1 Ne6 35. Re5 Bb7 36. Ne2 a6 37. f4 Rc8 38. Ke3 Re8 39. Ng3 Ng7 40. Rxe8+ Nxe8 41. f5 f6 42. gxf6 Nxf6 43. fxg6 Kg7 44. Kf4 Kxg6 45. Ke5 Ne4 46. Ne2 Nd2 47. Nf4+ Kf7 48. Kd6 Nf3 49. Kc7 Ba8 50. Kb6 Nxh4 51. Nxh5 Ke6 52. Kxa6 Kd7 53. Ka7 Bc6 54. Kb8 Nf3 55. a6 Ng5 56. a7 Ba8 57. Nf6+ 1-0

[Event "World U20-ch15"]
[Site "Groningen"]
[Date "1976.12.21"]
[Round "1"]
[White "Kokkinos, Leonidas"]
[Black "Wong, Sheldon MA"]
[Result "0-1"]
[ECO "E13"]
[PlyCount "50"]
[EventDate "1976.12.21"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Bg5 Bb7 5. Nc3 Bb4 6. e3 h6 7. Bh4 c5 8. a3 Bxc3+ 9. bxc3 d6 10. Bd3 Nbd7 11. 0-0 Qc7 12. Nd2 0-0 13. f4 d5 14. Qe2 Rac8 15. Rfc1 Rfe8 16. Nf3 Ba6 17. Ne5 Ne4 18. a4 f5 19. Nxd7 Qxd7 20. cxd5 Bxd3 21. dxe6 Qxd4 22. exd4 Bxe2 23. d5 Bc4 24. Rd1 g5 25. d6 Rxe6 0-1

[Event "World U20-ch14"]
[Site "Tjentiste"]
[Date "1975.08.31"]
[Round "13"]
[White "Kokkinos, Leonidas"]
[Black "Bonilla, Jose"]
[Result "1-0"]
[ECO "B09"]
[PlyCount "49"]
[EventDate "1975.08.17"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Bg4 7. h3 Bxf3 8. Qxf3 c6 9. Be3 Nbd7 10. e5 dxe5 11. dxe5 Ne8 12. 0-0-0 e6 13. h4 Qe7 14. Qh3 Nc5 15. Bxc5 Qxc5 16. Kb1 h6 17. Ne4 Qe7 18. g4 f5 19. Ng3 fxg4 20. Qxg4 Nc7 21. Qxg6 Rxf4 22. Nh5 Rf7 23. Qh7+ Kf8 24. Nxg7 Rxg7 25. Qh8+ 1-0

[Event "World U20-ch14"]
[Site "Tjentiste"]
[Date "1975.08.30"]
[Round "12"]
[White "Gigerl, Erich"]
[Black "Kokkinos, Leonidas"]
[Result "1-0"]
[ECO "A84"]
[PlyCount "63"]
[EventDate "1975.08.17"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 b6 4. Nf3 Bb7 5. g3 e6 6. Bg2 Bb4 7. 0-0 0-0 8. Qb3 Bxc3 9. Qxc3 Ne4 10. Qc2 Qe8 11. Rb1 Nxg3 12. hxg3 Be4 13. Qb3 Bxb1 14. Nd2 Be4 15. Nxe4 fxe4 16. Bxe4 Nc6 17. Be3 Rd8 18. Kg2 Ne7 19. g4 d5 20. Bd3 dxc4 21. Bxc4 Nd5 22. Kg3 Nxe3 23. Qxe3 Rd6 24. Qe5 Qf7 25. f4 Kh8 26. f5 Qe8 27. Bxe6 Qa4 28. f6 Rxf6 29. Rxf6 Qe8 30. Rf7 Qg8 31. d5 Rd8 32. Rd7 1-0

[Event "World U20-ch14"]
[Site "Tjentiste"]
[Date "1975.08.29"]
[Round "11"]
[White "Vincent, Stephane"]
[Black "Kokkinos, Leonidas"]
[Result "1-0"]
[ECO "B71"]
[PlyCount "107"]
[EventDate "1975.08.17"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Nc6 7. Nxc6 bxc6 8. e5 Nd5 9. Nxd5 cxd5 10. Qxd5 Bd7 11. Bb5 Rc8 12. Bxd7+ Qxd7 13. c3 Bg7 14. 0-0 dxe5 15. Qxd7+ Kxd7 16. Be3 a6 17. fxe5 Ke6 18. Bd4 Rhd8 19. Rf3 Rd5 20. Re1 h5 21. Re4 Ra5 22. a3 Bh6 23. Kf1 Ra4 24. Ke1 Rb8 25. Re2 Bc1 26. Rff2 Rc8 27. Kd1 Bh6 28. Re4 Kd5 29. Re1 Ke6 30. Ke2 Bg7 31. Kd3 Ra5 32. Rfe2 h4 33. Kc2 Rh8 34. b4 Rd5 35. Re4 h3 36. g3 Rh5 37. c4 Rd8 38. b5 Rf5 39. Kb3 Rf3+ 40. Kb4 Bh6 41. R1e2 Bc1 42. Be3 Bxe3 43. R4xe3 Rf1 44. b6 Rb1+ 45. Rb3 Rxb3+ 46. Kxb3 Rb8 47. c5 Kd5 48. Kb4 Kc6 49. Rf2 Rf8 50. e6 f5 51. Rd2 g5 52. Rd7 f4 53. Kc4 Rc8 54. gxf4 1-0

[Event "World U20-ch14"]
[Site "Tjentiste"]
[Date "1975.08.27"]
[Round "10"]
[White "Kokkinos, Leonidas"]
[Black "Slimani, Abdelhamid"]
[Result "1-0"]
[ECO "C43"]
[PlyCount "33"]
[EventDate "1975.08.17"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Nd5 5. Qxd4 Nb4 6. Qe4 Be7 7. a3 N4c6 8. Bd3 b6 9. 0-0 Bb7 10. Nc3 Qc8 11. Qg4 g6 12. Bg5 Bxg5 13. Qxg5 Qd8 14. Qh6 Ne7 15. Ng5 Ng8 16. Qg7 Qxg5 17. Ne4 1-0

[Event "World U20-ch14"]
[Site "Tjentiste"]
[Date "1975.08.26"]
[Round "9"]
[White "Thipsay, Praveen Mahadeo"]
[Black "Kokkinos, Leonidas"]
[Result "1-0"]
[ECO "B77"]
[PlyCount "51"]
[EventDate "1975.08.17"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Bc4 Nc6 9. Qd2 Bd7 10. h4 Rc8 11. Bb3 a6 12. 0-0-0 h5 13. Nxc6 Bxc6 14. g4 Kh7 15. Rdg1 b5 16. Ne2 a5 17. Bd5 Be8 18. gxh5 Nxh5 19. Nf4 Nxf4 20. Bxf4 e6 21. h5 g5 22. Bxg5 Qc7 23. Bb3 a4 24. h6 Be5 25. Bf6 Bxf6 26. Qg2 1-0

[Event "World U20-ch14"]
[Site "Tjentiste"]
[Date "1975.08.25"]
[Round "8"]
[White "Kokkinos, Leonidas"]
[Black "Taruffi, Daniele"]
[Result "1/2-1/2"]
[ECO "B11"]
[PlyCount "128"]
[EventDate "1975.08.17"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 g6 4. exd5 cxd5 5. d4 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. 0-0 Bg7 9. Re1 0-0 10. Bg5 Rc8 11. Ne5 e6 12. Nxd7 Qxd7 13. f3 Qc6 14. Qd2 Nd7 15. Rad1 Nb6 16. Qf2 Na4 17. Nxa4 Qxa4 18. c3 Rc7 19. a3 b5 20. h4 f6 21. Bf4 e5 22. Bg3 Rd8 23. Qd2 Rcd7 24. dxe5 fxe5 25. Bxe5 Qxh4 26. Bxg7 Kxg7 27. Qd4+ Qxd4+ 28. Rxd4 Kf6 29. Kf2 g5 30. Red1 Rd6 31. a4 bxa4 32. Rxa4 Rb8 33. b4 Rc8 34. Rd3 a6 35. Ra5 Ke5 36. Re3+ Kf5 37. Ke2 h5 38. Kd2 h4 39. Re1 Kf4 40. Kd3 h3 41. gxh3 Rh8 42. Kd4 Rxh3 43. Rxd5 Rg6 44. c4 Rxf3 45. c5 a5 46. b5 Rb3 47. c6 Rg8 48. Kc5 Rb8 49. c7 Rc3+ 50. Kd6 Rb6+ 51. Kd7 Rb7 52. b6 Rxb6 53. c8Q Rxc8 54. Kxc8 g4 55. Rg1 Rg6 56. Rxa5 g3 57. Ra3 g2 58. Kd7 Rg3 59. Ra8 Rg7+ 60. Ke6 Kg3 61. Ra2 Kh2 62. Rb1 Kh3 63. Rb3+ Rg3 64. Raa3 g1Q 1/2-1/2

[Event "World U20-ch14"]
[Site "Tjentiste"]
[Date "1975.08.24"]
[Round "7"]
[White "Bernstein, David"]
[Black "Kokkinos, Leonidas"]
[Result "1-0"]
[ECO "D07"]
[PlyCount "159"]
[EventDate "1975.08.17"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. Nc3 e6 4. Nf3 Bb4 5. Bf4 Nge7 6. e3 dxc4 7. Qc2 Ng6 8. Bg3 Bd6 9. Bxc4 a6 10. a3 0-0 11. Bd3 Qe8 12. Rc1 e5 13. Nd5 Be6 14. dxe5 Ncxe5 15. Nxe5 Bxe5 16. Nxc7 Bxc7 17. Bxc7 f5 18. 0-0 Kh8 19. Qc5 Rc8 20. Qb6 Bd5 21. Bg3 Qf7 22. Rc7 Rxc7 23. Qxc7 Qf6 24. Qd6 Qxd6 25. Bxd6 Rd8 26. Bc7 Rd7 27. Bg3 Ne7 28. Bc2 Kg8 29. Rd1 Kf7 30. f3 g5 31. e4 Be6 32. Rxd7 Bxd7 33. Be1 f4 34. h4 h6 35. hxg5 hxg5 36. Bc3 Be6 37. Kf2 Nc8 38. b3 Nd6 39. Ke2 Nb5 40. Bb2 Nd6 41. Kd3 Nc8 42. Be5 Ne7 43. Bc7 Nc6 44. Kc3 Ke7 45. Bd3 Kd7 46. Bb6 Ne5 47. Be2 g4 48. Bd4 gxf3 49. gxf3 Nc6 50. Bf6 Kd6 51. Bg7 Bf7 52. Bf8+ Ke5 53. Bg7+ Kd6 54. b4 Bh5 55. Bh6 Ke5 56. a4 Nd8 57. Bg7+ Kd6 58. e5+ Kd7 59. Bf6 Ne6 60. a5 Kc6 61. Bd1 Nc7 62. Ba4+ Nb5+ 63. Kd3 Bxf3 64. Bg5 Kd5 65. Bxf4 Be4+ 66. Ke3 Nd4 67. Bh2 Bg6 68. Bd7 Nc6 69. e6 Bf5 70. Bc8 Nxb4 71. e7 Bg6 72. Bxb7+ Kc5 73. Kf4 Kb5 74. Kg5 Be8 75. Bc7 Nc6 76. Kf6 Nxa5 77. Bxa5 Kxa5 78. Kg7 Kb6 79. Kf8 Ba4 80. Bd5 1-0

[Event "World U20-ch14"]
[Site "Tjentiste"]
[Date "1975.08.23"]
[Round "6"]
[White "Kokkinos, Leonidas"]
[Black "Muir, Andrew Joseph"]
[Result "1-0"]
[ECO "B67"]
[PlyCount "77"]
[EventDate "1975.08.17"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f4 b5 10. Qe1 Nxd4 11. Rxd4 Be7 12. Bxf6 gxf6 13. Qd2 Qb6 14. Be2 0-0-0 15. Bf3 Bc6 16. Kb1 Kb8 17. Nd1 Ka7 18. Ne3 Rd7 19. f5 Rc7 20. Rc1 Rhc8 21. Bh5 Bf8 22. Ng4 Bxe4 23. Rxe4 exf5 24. Rf4 fxg4 25. Bxg4 Bh6 26. Bxc8 Rxc8 27. Qf2 Bxf4 28. Qxf4 d5 29. Qf5 Qe6 30. Qxh7 Rc4 31. Qd3 Re4 32. Qc3 Re2 33. Qf3 f5 34. b3 Kb6 35. Qg3 Kc5 36. Qc7+ Kd4 37. Rd1+ Ke4 38. Qc3 Re3 39. Qd4# 1-0

[Event "World U20-ch14"]
[Site "Tjentiste"]
[Date "1975.08.21"]
[Round "5"]
[White "Groszpeter, Attila"]
[Black "Kokkinos, Leonidas"]
[Result "1-0"]
[ECO "C63"]
[PlyCount "49"]
[EventDate "1975.08.17"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 d6 6. Nc3 Nf6 7. h3 Bd7 8. Be3 a6 9. Bd3 Nb4 10. Bc4 b5 11. Bb3 c5 12. Nd5 Nc6 13. Nxf6+ Qxf6 14. Bd5 h6 15. a4 Rb8 16. axb5 axb5 17. c3 Be7 18. Ra6 Rc8 19. Qa1 Nd8 20. Ra7 Qg6 21. Ke2 Bg5 22. Bxg5 hxg5 23. Qa6 g4 24. Nxe5 Qh5 25. Rxd7 1-0

[Event "World U20-ch14"]
[Site "Tjentiste"]
[Date "1975.08.20"]
[Round "4"]
[White "Ruefenacht, Matthias"]
[Black "Kokkinos, Leonidas"]
[Result "1/2-1/2"]
[ECO "C24"]
[PlyCount "114"]
[EventDate "1975.08.17"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 c6 3. d3 Nf6 4. Bb3 d6 5. f4 exf4 6. Bxf4 Be7 7. Nf3 0-0 8. 0-0 Be6 9. Kh1 Bxb3 10. axb3 d5 11. e5 Ne8 12. Nc3 f5 13. Qd2 Nc7 14. Bg5 Ne6 15. Bxe7 Qxe7 16. Ne2 Nd7 17. Rae1 g6 18. Ned4 Ndc5 19. b4 Nxd4 20. Nxd4 Ne6 21. Nxe6 Qxe6 22. d4 Kg7 23. Rf3 h6 24. Ref1 Rae8 25. g4 fxg4 26. Rxf8 Rxf8 27. Rxf8 Kxf8 28. Qxh6+ Kg8 29. Qf4 Kg7 30. Kg2 Qe7 31. Kg3 Qxb4 32. Qf6+ Kh7 33. Qf7+ Kh6 34. Qf4+ Kg7 35. Qf6+ Kh7 36. Qf7+ Kh6 37. c3 Qxb2 38. Qf4+ Kh7 39. Qf7+ Kh6 40. Qf8+ Kh7 41. Qf7+ Kh6 42. Qf4+ Kg7 43. e6 Qxc3+ 44. Kxg4 Qe1 45. Qf7+ Kh6 46. Qf8+ Kh7 47. e7 Qg1+ 48. Kf3 Qf1+ 49. Ke3 Qc1+ 50. Ke2 Qc2+ 51. Kf3 Qe4+ 52. Kg3 Qe3+ 53. Kg4 Qg1+ 54. Kf3 Qf1+ 55. Kg3 Qg1+ 56. Kf3 Qf1+ 57. Ke3 Qc1+ 1/2-1/2

[Event "World U20-ch14"]
[Site "Tjentiste"]
[Date "1975.08.19"]
[Round "3"]
[White "Kokkinos, Leonidas"]
[Black "Avgoustianos, Avgousti"]
[Result "1-0"]
[ECO "B79"]
[PlyCount "113"]
[EventDate "1975.08.17"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 0-0 9. Bc4 Bd7 10. 0-0-0 Qa5 11. Bb3 Rfc8 12. h4 Ne5 13. h5 Nxh5 14. g4 Nf6 15. Kb1 Rxc3 16. bxc3 Rc8 17. Bh6 Bh8 18. Qe2 Qxc3 19. Bc1 Nc4 20. Qe1 Qxe1 21. Rhxe1 a5 22. Bxc4 Rxc4 23. Bb2 Be8 24. Ne2 Ba4 25. Nc3 Be8 26. Rd3 Rb4 27. a3 Rb6 28. Nd1 a4 29. Kc1 Nd7 30. Bxh8 Kxh8 31. Rc3 Nc5 32. Ne3 Rc6 33. Nd5 e6 34. Nf6 Rc8 35. Nxe8 Rxe8 36. e5 Rd8 37. exd6 b6 38. Rd1 Kg7 39. Rc4 h5 40. gxh5 gxh5 41. Rb4 e5 42. Rxb6 Kf6 43. Rc6 Nd7 44. Rc4 Rh8 45. Kd2 h4 46. Ke3 Ke6 47. Rxa4 f5 48. Rc4 h3 49. Kf2 f4 50. a4 Nb6 51. d7 Nxd7 52. Rc6+ Kf5 53. Rxd7 h2 54. Rf7+ Kg5 55. Rg7+ Kf5 56. Rgg6 e4 57. Rh6 1-0

[Event "World U20-ch14"]
[Site "Tjentiste"]
[Date "1975.08.18"]
[Round "2"]
[White "Bach, Horst"]
[Black "Kokkinos, Leonidas"]
[Result "1/2-1/2"]
[ECO "C89"]
[PlyCount "140"]
[EventDate "1975.08.17"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 e4 10. dxc6 exf3 11. d4 Bg4 12. Qd3 fxg2 13. Bg5 Bh5 14. Nd2 Nd5 15. Rxe7 Nxe7 16. Re1 Re8 17. Qe4 Nxc6 18. Bxd8 Rxe4 19. Nxe4 Rxd8 20. Nc5 Nb8 21. Re7 Rc8 22. Bd5 Kf8 23. Re5 Bg6 24. Bb7 Re8 25. Rxe8+ Kxe8 26. Nxa6 Nxa6 27. Bxa6 c6 28. Bc8 Bb1 29. a3 f5 30. Kxg2 Ke7 31. Kg3 g5 32. Ba6 Ba2 33. h4 h6 34. hxg5 hxg5 35. Bc8 Kf6 36. Bd7 Bd5 37. Be8 f4+ 38. Kg4 Be6+ 39. Kf3 Bd5+ 40. Kg4 Be6+ 41. Kh5 Bd5 42. Bd7 Bf3+ 43. Bg4 Bd5 44. Kh6 Bf7 45. Bd1 Bd5 46. Kh5 Bf7+ 47. Kh6 Bd5 48. f3 g4 49. fxg4 f3 50. g5+ Ke7 51. g6 f2 52. Be2 Bc4 53. Bxc4 bxc4 54. g7 f1Q 55. g8Q Qh3+ 56. Kg7 Qg2+ 57. Kh7 Qh3+ 58. Kg7 Qg2+ 59. Kh8 Qxb2 60. Qg7+ Kd6 61. Qf6+ Kd7 62. Qf7+ Kd6 63. Qxc4 Qh2+ 64. Kg7 Qg3+ 65. Kf8 Qf3+ 66. Qf7 Qxc3 67. Qe7+ Kd5 68. Qd7+ Ke4 69. Qd6 Qxd4 70. Qxc6+ Qd5 1/2-1/2

[Event "World U20-ch14"]
[Site "Tjentiste"]
[Date "1975.08.17"]
[Round "1"]
[White "Kokkinos, Leonidas"]
[Black "Mestel, A Jonathan"]
[Result "0-1"]
[ECO "B76"]
[PlyCount "110"]
[EventDate "1975.08.17"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "YUG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 e5 13. Bc5 Be6 14. Bc4 Nxc3 15. Qxc3 Qg5+ 16. Kb1 e4 17. Bd4 Bxd4 18. Qxd4 Bxc4 19. Qxc4 Qxg2 20. fxe4 Rae8 21. Qxc6 Rxe4 22. h4 Rfe8 23. b3 Re2 24. Qc3 Qg4 25. h5 R2e3 26. Qc7 R8e7 27. Rd8+ Kg7 28. h6+ Kf6 29. Rd6+ Kg5 30. Rd5+ f5 31. Qd8 R3e4 32. Rh2 Qf4 33. Rdd2 Qe5 34. Rdg2+ Kf6 35. Qh8+ Kf7 36. Qxe5 R7xe5 37. Kb2 f4 38. c4 g5 39. Kc3 Kf6 40. b4 Re3+ 41. Kd4 R3e4+ 42. Kd3 f3 43. Rg1 Kf5 44. Rc2 Kf4 45. b5 Re2 46. Rxe2 fxe2 47. Re1 Kf3 48. c5 Kf2 49. Rxe2+ Rxe2 50. c6 g4 51. a4 g3 52. c7 Re8 53. a5 g2 54. b6 g1Q 55. b7 Qg3+ 0-1

[Event "GRE-ch U18"]
[Site "Athens"]
[Date "1973.??.??"]
[Round "?"]
[White "Kokkinos, Leonidas"]
[Black "Gavrilakis, Nikolaos"]
[Result "1-0"]
[ECO "B88"]
[PlyCount "73"]
[EventDate "1973.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 e6 6. Be3 Nf6 7. Bc4 Be7 8. Bb3 a6 9. 0-0 0-0 10. f4 Nxd4 11. Bxd4 b5 12. a3 Bb7 13. Qd3 a5 14. e5 dxe5 15. fxe5 Nd7 16. Qe3 a4 17. Ba2 b4 18. axb4 Bxb4 19. Bc4 Qc7 20. Be2 Ra5 21. Nxa4 Qxc2 22. Rfc1 Qg6 23. Bf1 Ba8 24. b3 f6 25. exf6 e5 26. Bb2 Rxf6 27. Rc8+ Nf8 28. Qg3 Qf5 29. Rc7 Ne6 30. Bd3 Be4 31. Rf1 Qxf1+ 32. Bxf1 Nxc7 33. Bxe5 Rg6 34. Qf4 Bc6 35. Bxc7 Bc5+ 36. Nxc5 Bxg2 37. Bxa5 1-0

[Event "GRE-ch U18"]
[Site "Athens"]
[Date "1973.??.??"]
[Round "?"]
[White "Kokkinos, Leonidas"]
[Black "Kleitsas, G."]
[Result "1-0"]
[ECO "C43"]
[PlyCount "36"]
[EventDate "1973.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qe2 Bb4+ 6. Kd1 d5 7. exd6 f5 8. Ng5 0-0 9. Nxe4 fxe4 10. Qc4+ Kh8 11. Qxb4 Bg4+ 12. Be2 Bxe2+ 13. Kxe2 Nc6 14. Qe1 Qxd6 15. Kf1 Rae8 16. Kg1 e3 17. f3 Qg6 18. Qe2 Ne5 1-0

[Event "GRE-ch U18"]
[Site "Athens"]
[Date "1973.??.??"]
[Round "?"]
[White "Kokkinos, Leonidas"]
[Black "Kouremenos, K."]
[Result "1-0"]
[ECO "E99"]
[PlyCount "61"]
[EventDate "1973.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nf6 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. g4 h5 14. h3 Rf6 15. Kg2 Rh6 16. Nd3 Kf7 17. b4 Qh8 18. Rh1 Ng6 19. Nb5 hxg4 20. hxg4 Nh4+ 21. Bxh4 gxh4 22. Nxc7 h3+ 23. Kf2 Rb8 24. Ne6 Nf8 25. Nxg7 Qxg7 26. Rh2 Qg5 27. Kg1 Qh4 28. c5 Qg3+ 29. Kh1 Ke7 30. cxd6+ Kxd6 31. Qc2 1-0

[Event "GRE-ch U18"]
[Site "Athens"]
[Date "1973.??.??"]
[Round "?"]
[White "Kokkinos, Leonidas"]
[Black "Malliaros, Stavros"]
[Result "0-1"]
[ECO "B15"]
[PlyCount "40"]
[EventDate "1973.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. f4 d5 5. e5 h5 6. Nf3 Bg4 7. Bd3 e6 8. 0-0 Nh6 9. h3 Bxf3 10. Qxf3 Nf5 11. Ne2 h4 12. b3 Bf8 13. Bb2 Nd7 14. Rac1 Be7 15. c4 Nb6 16. Bc3 a5 17. Bxf5 gxf5 18. Qd3 Rg8 19. Qd2 dxc4 20. Bxa5 Qd5 0-1

[Event "GRE-ch U18"]
[Site "Athens"]
[Date "1973.??.??"]
[Round "?"]
[White "Perifanis, Georgios"]
[Black "Kokkinos, Leonidas"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "31"]
[EventDate "1973.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 Bc5 6. e5 d5 7. exf6 dxc4 8. Re1+ Kf8 9. Bg5 gxf6 10. Bh6+ Kg8 11. Nc3 Bf5 12. Ne4 Bf8 13. Qd2 Bg7 14. Rad1 Bg4 15. Qf4 Bxf3 16. gxf3 0-1

