| ECO A16 in 2002 play it! nikolaidis ioann defeats black's sofronie iulian in 57 moves | 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. Bg5 O-O 6. Qd2 c5 7. d5 b5 8. cxb5 a6 9. a4 Qa5 10. f3 Nbd7 11. Nh3 c4 12. Nf2 Qb4 13. Ra3 axb5 14. axb5 Rxa3 15. bxa3 Qxa3 16. Bxc4 Nb6 17. Be2 Bd7 18. O-O Rc8 19. Rc1 Ne8 20. Nfd1 Nc4 21. Bxc4 Rxc4 22. Be3 Nc7 23. b6 Na6 24. Qa2 Qxa2 25. Nxa2 Ra4 26. Rc2 f5 27. b7 fxe4 28. Rc8+ Kf7 29. Ndc3 |
| ECO A16 in 2004 play it! nikolaidis ioann defeats black's drakakis ionnis in 46 moves | 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Bg5 O-O 6. Qd2 c5 7. d5 Nbd7 8. Nge2 a6 9. Ng3 Re8 10. Be2 Nf8 11. O-O e6 12. h3 Qa5 13. a4 exd5 14. exd5 N6d7 15. Rfe1 f6 16. Nce4 Qc7 17. Bh6 Bh8 18. Qf4 Re5 19. Bg4 f5 20. Nxf5 gxf5 21. Bxf5 Rxf5 22. Qxf5 Nf6 23. Nxf6+ Bxf6 |
| ECO A22 in 2006 play it! nikolaidis ioann defeats black's stoumbos konstan in 41 moves | 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 O-O 6. Nd5 Re8 7. Qf5 d6 8. Nxf6+ gxf6 9. Qh5 Qd7 10. a3 Bc5 11. b4 Bd4 12. Nxd4 Nxd4 13. Bd3 e4 14. Bb2 c5 15. Bb1 Re5 16. Qh4 Nb3 17. Bxe4 Nxa1 18. Bxh7+ Kf8 19. f4 Qc6 20. O-O Rf5 21. Bxa1 |
| ECO A13 in 2005 play it! nikolaidis ioann defeats black's lazaridis patsal in 33 moves | 1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nbd2 c5 7. cxd5 exd5 8. dxc5 Bxc5 9. Bd3 h6 10. Bh4 Bg4 11. h3 Bxf3 12. Qxf3 Nbd7 13. O-O d4 14. Ne4 dxe3 15. Bxf6 gxf6 16. Qg4+ Kh8 17. Qf5 |
| ECO A35 in 2006 play it! nikolaidis ioann defeats black's shavtvaladze nik in 76 moves | 1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. e3 Bg7 5. d4 cxd4 6. exd4 d6 7. d5 Ne5 8. Nxe5 Bxe5 9. Be2 Bg7 10. O-O Nh6 11. Re1 Nf5 12. Bd3 O-O 13. Bf4 Re8 14. Qd2 Bd7 15. Bxf5 Bxf5 16. Bh6 Bh8 17. Be3 Rc8 18. b3 a6 19. Bd4 Bxd4 20. Qxd4 Qa5 21. Re3 b5 22. g4 Bd7 23. Rae1 bxc4 24. Rxe7 Rxe7 25. Rxe7 cxb3 26. Qf6 Rf8 27. Rxd7 bxa2 28. Nxa2 Qxa2 29. Rxd6 Qa5 30. Kg2 Qb4 31. h3 a5 32. g5 a4 33. Rd8 a3 34. d6 Qb7+ 35. Kh2 Qb2 36. Rxf8+ Kxf8 37. d7 Qb8+ 38. f4 Qb2+ |
| ECO A30 in 1995 play it! nikolaidis ioann defeats black's bousios hristos in 81 moves | 1. c4 c5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb4 6. Nf3 N8c6 7. O-O e5 8. d3 Be7 9. a3 Na6 10. Nd2 Nab8 11. b4 cxb4 12. Nd5 bxa3 13. Nc4 Bc5 14. Bxa3 Bxa3 15. Rxa3 a5 16. Ndb6 O-O 17. Nxa8 b5 18. Ncb6 Bb7 19. Rc3 a4 20. Rc5 Bxa8 21. Nxa8 Qa5 22. Bxc6 Nxc6 23. Rxc6 Qxa8 24. Rb6 Qa5 25. Rb7 Qa6 26. Rc7 b4 27. Qd2 Rb8 28. Rfc1 h6 29. R7c4 Qb6 30. Rb1 a3 31. Rcxb4 a2 32. Qxa2 Qxb4 33. Rxb4 Rxb4 34. Qa8+ Kh7 35. Qd5 f6 36. f4 exf4 37. Qf5+ Kh8 38. gxf4 Rb8 39. h4 Re8 40. Kf2 Rd8 41. h5 |
| ECO A21 in 2005 play it! nikolaidis ioann defeats black's simeonidis ioann in 72 moves | 1. c4 e5 2. Nc3 d6 3. e3 g6 4. d4 Bg7 5. dxe5 dxe5 6. Qxd8+ Kxd8 7. b3 Be6 8. Ba3 Nd7 9. O-O-O Kc8 10. g3 Ngf6 11. Bh3 Bxh3 12. Nxh3 h6 13. f3 Bf8 14. Bb2 c6 15. f4 Bg7 16. Nf2 exf4 17. exf4 Re8 18. Rhe1 Kc7 19. Nce4 Nxe4 20. Nxe4 Bxb2+ 21. Kxb2 Re7 22. Nc5 Rxe1 23. Rxd7+ Kc8 24. Rxf7 Rb8 25. Rg7 h5 26. Kc3 Re8 27. Rxg6 b6 28. Rxc6+ Kd8 29. Nd3 Re2 30. Rh6 Rxh2 31. Rh7 Rh3 32. Kd4 Rc8 33. Nb4 Rc7 34. Rh8+ Kd7 35. Nd5 Rc6 36. f5 Kd6 |
| ECO A13 in 2006 play it! nikolaidis ioann defeats black's karayannis athan in 49 moves | 1. c4 e6 2. Nf3 Nf6 3. d4 d5 4. Bg5 h6 5. Bxf6 Qxf6 6. Nc3 Qd8 7. Qc2 dxc4 8. e3 a6 9. Bxc4 Bd6 10. O-O b5 11. Bd3 Nd7 12. a4 b4 13. Ne4 Bb7 14. Rfc1 O-O 15. a5 Qe7 16. Nfd2 Rfc8 17. Nxd6 cxd6 18. Qa4 d5 19. Nb3 Rab8 20. h3 Qd6 21. Rxc8+ Rxc8 22. Rc1 Rxc1+ 23. Nxc1 Nb8 24. Qe8+ Qf8 25. Bh7+ |
| ECO A00 in 1995 play it! nikolaidis ioann defeats black's arduman can in 135 moves | 1. g3 d5 2. Nf3 c6 3. Bg2 Bg4 4. d3 Nd7 5. O-O e5 6. e4 dxe4 7. dxe4 Qc7 8. Nbd2 Bc5 9. Qe1 Ne7 10. Nc4 Be6 11. Qc3 b5 12. Ne3 b4 13. Qe1 f6 14. a3 bxa3 15. b3 O-O 16. Bxa3 Qb6 17. Qc3 Bxe3 18. Bxe7 Rf7 19. Ba3 Bc5 20. Bxc5 Qxc5 21. Qxc5 Nxc5 22. Ra5 Nb7 23. Ra6 Rc7 24. Rd1 Kf7 25. Ne1 Nc5 26. Ra5 Nb7 27. Ra3 Ke7 28. f4 Nd6 29. fxe5 fxe5 30. Nd3 Nf7 31. Ra5 Rd8 32. Rc5 Rd6 33. Rb1 Kf6 34. Rf1+ Ke7 35. Nxe5 Nxe5 36. Rxe5 Kd8 37. Bf3 Re7 38. Rd1 Rxd1+ 39. Bxd1 Bc8 40. Rxe7 Kxe7 41. Kf2 Kd6 42. Ke3 Ke5 43. b4 Bb7 44. Kd3 c5 45. bxc5 Bxe4+ 46. Kc4 Bc6 47. Kb4 Bd7 48. Bf3 Bc8 49. c3 Ba6 50. Bc6 g5 51. Bb5 Bc8 52. Bd3 h6 53. Kb5 Bb7 54. Bc4 Kf6 55. c6 Bc8 56. Ka5 Ke7 57. Ba6 Kd8 58. Bxc8 Kxc8 59. g4 Kc7 60. Kb5 Kd6 61. h3 Kc7 62. Ka6 Kxc6 63. Kxa7 Kc7 64. c4 Kc6 65. Kb8 Kc5 66. Kc7 Kxc4 67. Kd6 Kd4 68. Ke6 |
| ECO A01 in 2000 play it! nikolaidis ioann defeats black's petraki maria in 72 moves | 1. b3 d5 2. Bb2 c5 3. e3 Nc6 4. Bb5 Qd6 5. Nf3 Bg4 6. c4 d4 7. exd4 cxd4 8. Bxd4 O-O-O 9. Bxc6 Qxc6 10. Be3 Nf6 11. O-O Qd6 12. Nc3 e5 13. Qc2 a6 14. c5 Qe6 15. Ng5 Qe8 16. b4 Kb8 17. f3 Bh5 18. b5 axb5 19. Rab1 Bg6 20. Nge4 Qc6 21. Rxb5 Nd7 22. Rfb1 Nxc5 23. Bxc5 Bxc5+ 24. Rxc5 Qxc5+ 25. Nxc5 Bxc2 26. Rxb7+ Kc8 27. Nb5 Rxd2 28. Rc7+ Kd8 29. Nb7+ Ke8 30. N7d6+ Kf8 31. Rc8+ Ke7 32. Rxh8 Ba4 33. Re8+ Kd7 34. Rxe5 Rxa2 35. Nxf7 Kc6 36. Nc3 Ra1+ |
| ECO B40 in 1997 play it! nikolaidis ioann defeats black's kasioura froso in 77 moves | 1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. c3 O-O 8. Re1 d6 9. d4 cxd4 10. cxd4 Qb6 11. d5 Nd4 12. Nc3 Nxf3+ 13. Qxf3 e5 14. Be3 Qd8 15. Qe2 f5 16. f3 f4 17. Bf2 a6 18. Na4 b5 19. Nb6 Rb8 20. Nxc8 Qxc8 21. Rec1 Qd7 22. Qf1 fxg3 23. hxg3 Qb7 24. Be3 b4 25. Bh3 Kh8 26. Be6 h6 27. Kg2 Kh7 28. Qc4 Rbe8 29. b3 a5 30. Qc7 Qa6 31. Rc4 a4 32. Qb6 Qxb6 33. Bxb6 axb3 34. axb3 Ra8 35. Ra4 Rxa4 36. bxa4 b3 37. a5 h5 38. Rb4 Nc8 39. Bf2 |
| ECO B30 in 2001 play it! nikolaidis ioann defeats black's gkokas dimitrios in 55 moves | 1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. O-O d5 5. exd5 exd5 6. Re1+ Be7 7. Bb5 Nf6 8. Qe2 Bg4 9. d3 Bxf3 10. Qxf3 O-O 11. c3 a6 12. Ba4 Rc8 13. Nd2 Re8 14. Nf1 b5 15. Bb3 c4 16. dxc4 bxc4 17. Ba4 Qa5 18. Qd1 Qb6 19. Rb1 Bc5 20. Be3 Re5 21. Bxc6 Qxc6 22. Bxc5 Rxe1 23. Qxe1 Qxc5 24. Ne3 d4 25. cxd4 Qxd4 26. Qe2 h6 27. Nf5 Qe3 28. Nxe3 |
| ECO B50 in 2003 play it! nikolaidis ioann defeats black's papadakis michal in 101 moves | 1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. O-O Nc6 5. Re1 Nf6 6. Bf1 Be7 7. c3 O-O 8. d4 cxd4 9. cxd4 h6 10. Nc3 Qa5 11. Be3 Rd8 12. h3 a6 13. Nd2 b5 14. a4 b4 15. Ne2 d5 16. e5 Nh7 17. Nf4 Bd7 18. Nb3 Qc7 19. Nd3 a5 20. g3 Re8 21. Rc1 f5 22. exf6 Bxf6 23. Ndc5 Nf8 24. Bb5 Rec8 25. Nxd7 Qxd7 26. Qg4 Kh8 27. Rc2 Qb7 28. Rec1 Ne7 29. Rxc8 Rxc8 30. Rxc8 Qxc8 31. Nxa5 Qc2 32. Qe2 Qc7 33. Nc6 Nxc6 34. Qc2 Qa7 35. Bxc6 Bxd4 36. Bxd4 Qxd4 37. a5 Nh7 38. Bb5 Ng5 39. Kg2 Ne4 40. a6 Nd6 41. Be2 Qb6 42. Qd3 Nc4 43. b3 Ne5 44. Qe3 Qxe3 45. fxe3 Nc6 46. Bb5 Na7 47. Bd7 e5 48. Be6 d4 49. exd4 exd4 50. Kf3 g5 51. Ke4 |
| ECO B40 in 2001 play it! nikolaidis ioann defeats black's abatzidis anthim in 85 moves | 1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 g6 5. Bg5 Qb6 6. Qc1 Bg7 7. c3 d6 8. Bg2 e5 9. O-O Be6 10. Be3 Nge7 11. b4 Qa6 12. bxc5 dxc5 13. Bxc5 Qxd3 14. Rd1 Qa6 15. Ng5 Bh6 16. Be3 Bc4 17. Nxf7 Bxe3 18. Nd6+ Kf8 19. Qxe3 Kg7 20. Nd2 Be6 21. Nb3 Bxb3 22. axb3 Qb6 23. Qxb6 axb6 24. Nxb7 Rxa1 25. Rxa1 Rb8 26. Nd6 Rd8 27. Nb5 Na5 28. b4 Nc4 29. h4 h6 30. Nc7 Rd3 31. Rc1 Rd2 32. Nd5 Nc8 33. Ra1 N8d6 34. Ra7+ Kf8 35. Nf6 Rc2 36. Rc7 b5 37. Rc5 Rxc3 38. Nd7+ Kg7 39. Nxe5 Rb3 40. Rc7+ Kg8 41. Nxg6 Rxb4 42. e5 Rb1+ 43. Kh2 |
| ECO B30 in 2002 play it! nikolaidis ioann defeats black's makridis nikolao in 57 moves | 1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. O-O Nge7 5. Re1 Ng6 6. c3 Nce5 7. Nxe5 Nxe5 8. Bf1 c4 9. b3 b5 10. a4 Qb6 11. Ba3 Bxa3 12. Nxa3 a6 13. axb5 axb5 14. Nxc4 Rxa1 15. Nxb6 Rxd1 16. Rxd1 Bb7 17. Bxb5 Ke7 18. d4 Nc6 19. Nxd7 Na7 20. Ba4 Bxe4 21. Nc5 Bc6 22. Bxc6 Nxc6 23. Ra1 Rc8 24. Kf1 h5 25. b4 f5 26. b5 Nd8 27. f4 g5 28. fxg5 e5 29. Ra7+ |
| ECO B20 in 1998 play it! nikolaidis ioann defeats black's koukouselis anas in 49 moves | 1. e4 c5 2. b3 e6 3. Nf3 Nc6 4. Bb5 Nf6 5. e5 Nd5 6. O-O Qc7 7. Re1 Be7 8. Bxc6 bxc6 9. d3 f6 10. c4 Nb6 11. Bf4 O-O 12. exf6 Qxf4 13. fxe7 Re8 14. Qd2 Qf6 15. Nc3 d6 16. d4 cxd4 17. Ne4 Qxe7 18. Qxd4 d5 19. cxd5 cxd5 20. Nc5 Qf8 21. Ne5 Nd7 22. Rac1 Re7 23. b4 Rb8 24. Ncxd7 Rxd7 25. Qc5 |
| ECO B32 in 1993 play it! nikolaidis ioann defeats black's gogolis aleksand in 57 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nge7 9. c4 Nd4 10. Be3 Nxd5 11. cxd5 Be7 12. Bd3 O-O 13. O-O g6 14. Qd2 Bd7 15. f4 Bf6 16. Qf2 Bg7 17. f5 gxf5 18. exf5 Bf6 19. Bxd4 exd4 20. Qg3+ Kh8 21. Qxd6 Bc8 22. Qf4 Bb7 23. d6 Rg8 24. Rf2 Qb6 25. Re1 Rae8 26. Rxe8 Rxe8 27. Nc2 Be5 28. d7 Re7 29. f6 |
| ECO B30 in 2005 play it! nikolaidis ioann defeats black's zakarian david in 63 moves | 1. e4 c5 2. Nf3 Nc6 3. Bc4 d6 4. O-O Nf6 5. d3 g6 6. Bb3 Bg7 7. c3 O-O 8. Re1 Bg4 9. Nbd2 e6 10. h3 Bxf3 11. Nxf3 Rc8 12. Bg5 h6 13. Bf4 Qb6 14. Qd2 g5 15. Bxd6 Rfd8 16. e5 Ne8 17. h4 g4 18. Nh2 g3 19. Ng4 Nxd6 20. exd6 Rxd6 21. Re4 h5 22. Qg5 c4 23. Rxc4 gxf2+ 24. Kh1 Kf8 25. Nf6 Rcd8 26. Rf4 Qe3 27. Rf1 Ne5 28. Nxh5 Rxd3 29. Qxg7+ Ke7 30. Qg5+ Kf8 31. Bxe6 Rd1 32. Rxf7+ |
| ECO B40 in 2002 play it! nikolaidis ioann defeats black's stiri alexandra in 45 moves | 1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 b6 5. Bg2 Bb7 6. O-O g6 7. c3 Bg7 8. d4 cxd4 9. cxd4 Nge7 10. Nc3 O-O 11. h4 f5 12. e5 Nb4 13. h5 gxh5 14. Ng5 Bxg2 15. Kxg2 f4 16. Bxf4 h4 17. Rh1 Nf5 18. g4 Bh6 19. gxf5 Bxg5 20. f6 Bxf4 21. Qg4+ Kf7 22. Qg7+ Ke8 23. Nb5 |
| ECO B22 in 2006 play it! nikolaidis ioann defeats black's papadopoulos ioa in 77 moves | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Bc4 e6 7. Nf3 Nc6 8. O-O Nb6 9. Bd3 dxe5 10. dxe5 Nb4 11. Be4 Qxd1 12. Rxd1 Bd7 13. Bxb7 Nc2 14. Bxa8 Nxa8 15. Nc3 Nxa1 16. Ne1 Bc5 17. Bf4 Nb3 18. axb3 Bc6 19. Nc2 Ke7 20. b4 Bb6 21. b5 Bb7 22. Be3 Nc7 23. Bxb6 axb6 24. Rd6 Nd5 25. Ne3 Ra8 26. Nexd5+ Bxd5 27. f4 Ra1+ 28. Kf2 Rc1 29. Nxd5+ exd5 30. Ke3 Rc2 31. Rxb6 Rxg2 32. f5 Rg4 33. Rb7+ Ke8 34. b6 Rb4 35. Kd3 d4 36. e6 fxe6 37. fxe6 g5 38. Rb8+ Ke7 39. b7 |