| ECO A06 in 2003 play it! kogan artur defeats white's daly colm in 61 moves | 1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. e3 Bf5 5. Nc3 e6 6. Bd3 Bxd3 7. Qxd3 Bb4 8. O-O Nbd7 9. a3 Bxc3 10. bxc3 Qa5 11. cxd5 cxd5 12. Rb1 Nb6 13. Nd2 Rc8 14. Bb2 O-O 15. f3 Rc7 16. e4 Na4 17. c4 Qa6 18. Rfc1 Rfc8 19. Ba1 dxc4 20. Qe3 b5 21. Qg5 c3 22. Nf1 Qb6 23. Rxb5 Qxd4+ 24. Qe3 e5 25. Rb4 Rc4 26. Rb7 Nc5 27. Rxa7 Nd3 28. Rc2 Rb8 29. h4 h6 30. a4 Rb1 31. Qxd4 |
| ECO A06 in 2003 play it! kogan artur defeats white's borges mateos ju in 72 moves | 1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. Qc2 Na6 5. a3 g6 6. e3 Bf5 7. Bd3 Bxd3 8. Qxd3 c5 9. Nc3 cxd4 10. exd4 dxc4 11. Qxc4 Bg7 12. Qb3 Qd6 13. O-O O-O 14. Re1 Nc7 15. Bg5 b6 16. Rac1 Rfc8 17. Bh4 Ncd5 18. Bxf6 Nxc3 19. Rxc3 Rxc3 20. bxc3 Bxf6 21. Nd2 Bg7 22. Ne4 Qd7 23. a4 Rd8 24. a5 bxa5 25. Nc5 Qc7 26. Ne4 Qc6 27. g3 e5 28. Ng5 Qd5 29. Qxd5 Rxd5 30. Nf3 exd4 31. Re8+ Bf8 32. Nxd4 a4 33. Kf1 a3 34. Re2 Rc5 35. Rc2 Bg7 36. Ne2 Rb5 |
| ECO A04 in 1997 play it! kogan artur defeats white's schebler gerhard in 58 moves | 1. Nf3 c5 2. c4 b6 3. g3 Bb7 4. Bg2 g6 5. O-O Bg7 6. Nc3 Nf6 7. d4 cxd4 8. Nxd4 Bxg2 9. Kxg2 Qc8 10. b3 Qb7+ 11. Kg1 Na6 12. Bb2 Nc5 13. Qd2 h5 14. Qe3 Ng4 15. Qd2 h4 16. Nd5 hxg3 17. hxg3 Rh5 18. Nf3 Bxb2 19. Qxb2 e6 20. Nf4 Rh7 21. Rad1 O-O-O 22. Ng2 Ne4 23. Rd4 Rdh8 24. Ngh4 f5 25. Rxe4 fxe4 26. Ng5 Rxh4 27. gxh4 Rxh4 28. f4 exf3 29. Rxf3 Qc7 |
| ECO A06 in 2001 play it! kogan artur defeats white's kalod radek in 80 moves | 1. Nf3 d5 2. d4 Bf5 3. c4 e6 4. Nc3 c6 5. e3 Nd7 6. Be2 Bd6 7. Qb3 Rb8 8. O-O Ngf6 9. Qd1 h5 10. Re1 Ne4 11. Bf1 g5 12. cxd5 exd5 13. Nxe4 dxe4 14. Nd2 Qc7 15. f4 exf3 16. Nxf3 Be4 17. Kh1 Nf6 18. Bd3 h4 19. Bxe4 Nxe4 20. Qc2 f5 21. Nxg5 Nxg5 22. Qxf5 h3 23. g4 Nf7 24. e4 Qb6 25. e5 Qa5 26. Re4 Be7 27. Bf4 Qd5 28. Re1 Rf8 29. Qh5 Kd8 30. Qxh3 Ng5 31. Bxg5 Bxg5 32. Qg2 Bh4 33. e6 Ke7 34. Qh3 Rh8 35. Re2 Rbf8 36. Qa3+ Ke8 37. Qxa7 Rf1+ 38. Kg2 Rf2+ 39. Rxf2 Qxe4+ 40. Rf3 Qxg4+ |
| ECO A05 in 2000 play it! kogan artur defeats white's savchenko stanis in 77 moves | 1. Nf3 Nf6 2. c4 c5 3. Nc3 b6 4. g3 Bb7 5. Bg2 g6 6. O-O Bg7 7. d4 cxd4 8. Qxd4 Nc6 9. Qf4 Rc8 10. Bd2 O-O 11. Rac1 d6 12. Qh4 Qd7 13. b3 Na5 14. Bg5 Rfe8 15. Rfd1 Rc5 16. Qf4 a6 17. Qd2 Rc7 18. Nd5 Bxd5 19. cxd5 Ne4 20. Qe3 Nc3 21. Rd2 Qb5 22. Ne1 Nxe2+ 23. Rxe2 Rxc1 24. Qxc1 Qxe2 25. Bf1 Qe5 26. b4 Nb7 27. Bxa6 Qxd5 28. Qc7 Qxg5 29. Bxb7 Bd4 30. Nd3 Qd2 31. Ba6 e5 32. Bc4 Rf8 33. Qc6 Qd1+ 34. Kg2 Qg4 35. h3 Qf5 36. Qd5 Rc8 37. a4 Qf6 38. h4 e4 39. Nf4 |
| ECO A07 in 2001 play it! kogan artur defeats white's safranska anda in 69 moves | 1. Nf3 d5 2. g3 Bf5 3. Bg2 e6 4. d3 c5 5. Nbd2 Nc6 6. e4 Bg4 7. O-O Bd6 8. c3 Nge7 9. Qa4 Bh5 10. Re1 O-O 11. exd5 exd5 12. d4 cxd4 13. Nxd4 Ne5 14. N2f3 Nd3 15. Re3 Nc5 16. Qc2 Qb6 17. Qe2 Ne4 18. Rd3 f5 19. h3 Rae8 20. Rd1 Nc6 21. Qc2 Bc5 22. Qd3 Bxf3 23. Bxf3 Bxd4 24. cxd4 Ne5 25. Qa3 Rc8 26. Bg2 Rc2 27. Qe7 Ng6 28. Qd7 Rd8 29. Qxf5 Rxf2 30. Qg4 Rdf8 31. Be3 Ne5 32. Qh5 Rxg2+ 33. Kxg2 Qxb2+ 34. Kg1 Nf3+ 35. Qxf3 |
| ECO A04 in 2000 play it! kogan artur defeats white's giffard nicolas in 68 moves | 1. Nf3 c5 2. c4 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O g6 6. Nc3 Bg7 7. Re1 O-O 8. e4 Nc6 9. d3 Ne8 10. Be3 Nd4 11. Bxd4 cxd4 12. Nb5 e5 13. b4 a6 14. Na3 Nc7 15. Nd2 a5 16. bxa5 Rxa5 17. Nc2 Ne6 18. Nb3 Ra7 19. Nb4 Qc7 20. Qd2 Nc5 21. Reb1 Na4 22. Nc1 Nc3 23. Rb3 f5 24. f3 Qc5 25. Kh1 fxe4 26. fxe4 Rf7 27. h4 Qf8 28. Kg1 Bh6 29. Qe1 Be3+ 30. Kh2 Rf2 31. Nd5 Bxd5 32. cxd5 Qf3 33. Qh1 Bxc1 34. Rxc1 Ne2 |
| ECO A05 in 1996 play it! kogan artur defeats white's neels rinaldo in 74 moves | 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O c5 5. c4 e6 6. Nc3 Be7 7. b3 O-O 8. Bb2 d5 9. cxd5 exd5 10. d4 Na6 11. e3 Nc7 12. Rc1 Ne6 13. Ne5 Qb8 14. Qd3 Rd8 15. Rfd1 a6 16. Qf5 g6 17. Qb1 cxd4 18. exd4 b5 19. Ne2 Qd6 20. Qd3 b4 21. Qe3 Ne4 22. Qf3 f6 23. Nd3 a5 24. h4 Re8 25. Bh3 Bf8 26. Bxe6+ Qxe6 27. Nc5 Qf7 28. Nxb7 Qxb7 29. Qd3 Qd7 30. f3 Nd6 31. Kg2 Nf5 32. Re1 Re3 33. Qd1 Rae8 34. Rc2 Rxb3 35. axb3 Ne3+ 36. Kh2 Nxd1 37. Rxd1 Qf5 |
| ECO A09 in 2003 play it! kogan artur defeats white's calotescu ana cr in 82 moves | 1. Nf3 d5 2. c4 c6 3. d4 a6 4. e3 Bf5 5. Nbd2 e6 6. Be2 Nd7 7. O-O Bd6 8. b3 Qf6 9. cxd5 cxd5 10. Bb2 Ne7 11. Ne1 Qh6 12. Ndf3 g5 13. g3 Bh3 14. Ng2 Ng6 15. Nfe1 Rg8 16. f3 f5 17. Rf2 f4 18. exf4 gxf4 19. g4 Qg5 20. Bd3 h5 21. Qe2 Kf7 22. Bxg6+ Rxg6 23. a4 hxg4 24. fxg4 Qxg4 25. Qxg4 Rxg4 26. Ba3 Bc7 27. Rc1 Bb6 28. Rxf4+ Rxf4 29. Nxf4 Rg8+ 30. Nfg2 Bxd4+ 31. Kf1 Bxg2+ 32. Nxg2 Be5 33. h4 Rg3 34. Rb1 Nf6 35. Bc5 Ne4 36. Bb4 Rf3+ 37. Kg1 Bd4+ 38. Kh2 Bf2 39. Ba5 Nf6 40. Ne1 Rg3 41. Bb4 Ng4+ |
| ECO A04 in 1999 play it! kogan artur defeats white's sebenik matej in 78 moves | 1. Nf3 c5 2. c4 g6 3. d4 cxd4 4. Nxd4 Bg7 5. e4 Nc6 6. Be3 Nh6 7. Be2 O-O 8. Qd2 Nxd4 9. Bxd4 f5 10. Bxg7 Kxg7 11. Qd4+ Kg8 12. e5 Nf7 13. Nc3 d6 14. exd6 e5 15. Qd5 Qxd6 16. O-O-O Qe7 17. h4 Be6 18. Qb5 Rfd8 19. Nd5 Bxd5 20. cxd5 Rac8+ 21. Kb1 Qc5 22. h5 Qc2+ 23. Ka1 Rc5 24. Qd3 Qxd3 25. Bxd3 Rcxd5 26. hxg6 hxg6 27. Bc2 Rxd1+ 28. Rxd1 Rxd1+ 29. Bxd1 Kg7 30. b4 Kf6 31. Kb2 Nd6 32. Be2 g5 33. g4 f4 34. f3 e4 35. fxe4 Ke5 36. Bf3 Nb5 37. Be2 Nd6 38. Bf3 Nxe4 39. Kb3 Nd2+ |
| ECO A04 in 1998 play it! kogan artur defeats white's taggatz mario in 58 moves | 1. Nf3 d6 2. d4 Bf5 3. Bf4 Nc6 4. c3 g6 5. Nbd2 Nf6 6. e3 Bg7 7. Be2 O-O 8. O-O Re8 9. Nc4 Nd5 10. Bg5 h6 11. Bh4 g5 12. Bg3 e5 13. Nfd2 Bg6 14. e4 Nf4 15. d5 Ne7 16. Ne3 c6 17. c4 Qb6 18. b4 Qxb4 19. Rb1 Qa3 20. Rxb7 Rab8 21. Rxe7 Rxe7 22. dxc6 Ne6 23. Nd5 Ree8 24. c7 Rbc8 25. c5 Nxc7 26. c6 Qc5 27. Bg4 Nxd5 28. Bxc8 Rxc8 29. exd5 Qxd5 |
| ECO A04 in 1999 play it! kogan artur defeats white's amadou david by checkmate in 56 moves | 1. Nf3 d6 2. g3 e5 3. d3 f5 4. Bg2 Nf6 5. O-O Be7 6. c4 Na6 7. Nc3 c6 8. Bd2 O-O 9. a3 Nc7 10. b4 Qe8 11. a4 Qh5 12. b5 f4 13. e3 Bh3 14. exf4 Ng4 15. Re1 Ne6 16. Ne2 g5 17. Bh1 gxf4 18. Qc1 fxg3 19. hxg3 Nxf2 20. Kxf2 Bg4 21. Rg1 Qh2+ 22. Ke1 Rxf3 23. Bg2 Raf8 24. Bh6 Rf2 25. Bxf8 Rxe2+ 26. Kf1 Bg5 27. Qd1 Be3 28. Qxe2 Qxg1# |
| ECO A06 in 2002 play it! kogan artur defeats white's delaunay sebasti in 102 moves | 1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. e3 Bf5 5. Bd3 e6 6. O-O Bd6 7. Nc3 Bg6 8. Bxg6 hxg6 9. Qd3 Ne4 10. h3 f5 11. Nd2 Na6 12. Ne2 Qg5 13. f4 Qh5 14. Nxe4 dxe4 15. Qb3 O-O-O 16. c5 Qxe2 17. Qxe6+ Kc7 18. cxd6+ Rxd6 19. Qe5 Rg8 20. Rf2 Qe1+ 21. Rf1 Qe2 22. Rf2 Qd1+ 23. Rf1 Qd3 24. a4 Kd7 25. Ra3 Qc4 26. Qa5 Qb4 27. Qxb4 Nxb4 28. Bd2 Nd3 29. b4 Rd5 30. Bc3 a6 31. Ra2 Rh8 32. Kh2 Ke6 33. Rb1 Kf7 34. Rc2 g5 35. fxg5 Kg6 36. g3 Kxg5 37. Kg2 Kf6 38. h4 g5 39. Rh1 gxh4 40. Rxh4 Rxh4 41. gxh4 f4 42. exf4 Kf5 43. Kf1 e3 44. Rh2 Nxf4 45. h5 Rd7 46. h6 Rh7 47. d5 cxd5 48. Bg7 Ke4 49. Rh4 Kf3 50. Rh2 e2+ 51. Ke1 Nd3+ |
| ECO A04 in 1999 play it! kogan artur defeats white's schmidt wlodzimi in 66 moves | 1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qa5+ 5. Bd2 Qb6 6. Bc3 Nf6 7. d5 d6 8. Nbd2 O-O 9. Be2 e5 10. O-O Nh5 11. g3 Bh3 12. Re1 Bh6 13. Nxe5 dxe5 14. Bxh5 gxh5 15. Qxh5 Bc8 16. Nf3 Nd7 17. Nxe5 Nxe5 18. Qxe5 f6 19. Qh5 Bg7 20. f4 Bd7 21. Re3 Qa6 22. b3 b5 23. cxb5 Bxb5 24. e5 fxe5 25. fxe5 Qh6 26. Qxh6 Bxh6 27. Re4 Rf3 28. Rg4+ Kf7 29. Ba5 Be3+ 30. Kg2 Rf2+ 31. Kh3 Bd4 32. e6+ Ke7 33. Rh1 Bf1+ |
| ECO A06 in 1998 play it! kogan artur defeats white's hellmayr alois m in 80 moves | 1. Nf3 d5 2. e3 c6 3. c4 e6 4. b3 Nd7 5. Bb2 Ngf6 6. d3 a5 7. a3 b5 8. cxb5 cxb5 9. Nbd2 Ba6 10. Be2 Bd6 11. e4 Qb8 12. Rc1 O-O 13. O-O Rd8 14. Re1 d4 15. Nxd4 Bxh2+ 16. Kh1 Qf4 17. Nf1 Nf8 18. Bf3 Qe5 19. Nxh2 Rxd4 20. Bxd4 Qxd4 21. e5 Nd5 22. Bxd5 Qxd5 23. Qf3 Qd8 24. b4 Ra7 25. Qg3 Rd7 26. Ng4 Ng6 27. Ne3 Bb7 28. Rc5 axb4 29. axb4 h5 30. Rxb5 h4 31. Qh2 Qg5 32. Rc1 Nf4 33. Rxb7 Rxb7 34. Rc8+ Kh7 35. Rc4 Ng6 36. f4 Qd8 37. Qh3 Qxd3 38. Qf3 Rb8 39. Qe4 Qd2 40. Ng4 Qd1+ |
| ECO A05 in 2000 play it! kogan artur defeats white's lingnau carsten in 68 moves | 1. Nf3 Nf6 2. c4 d6 3. d4 Bg4 4. Nc3 Nbd7 5. e4 e5 6. Be2 Be7 7. O-O O-O 8. Be3 c6 9. Nd2 Bxe2 10. Qxe2 a6 11. d5 g6 12. b4 cxd5 13. cxd5 Nh5 14. g3 Qe8 15. Nc4 f5 16. f3 f4 17. Bf2 fxg3 18. hxg3 Rc8 19. Rac1 Qf7 20. Nd2 Bg5 21. Ncb1 Ndf6 22. Rc4 b5 23. Rcc1 Qd7 24. Kg2 Bf4 25. Rfd1 g5 26. Rxc8 Rxc8 27. Nf1 g4 28. Be3 Qg7 29. Rd3 gxf3+ 30. Qxf3 Rf8 31. Kh3 Qh6 32. Kg2 Qg6 33. Nbd2 Bxe3 34. Rxe3 Nxd5 |
| ECO A06 in 2000 play it! kogan artur defeats white's savchenko stanis in 78 moves | 1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. Nc3 dxc4 5. a4 Na6 6. e4 Bg4 7. Bxc4 e6 8. Be3 Be7 9. O-O Nb4 10. h3 Bh5 11. Qe2 Nd7 12. Rad1 O-O 13. g4 Bg6 14. Ne5 Nxe5 15. dxe5 Qc7 16. f4 h6 17. Kg2 Bh7 18. h4 Rfd8 19. g5 Rxd1 20. Rxd1 Rd8 21. Rg1 Kh8 22. Kh2 a6 23. Qf2 c5 24. g6 fxg6 25. Bxe6 Nd3 26. Qg2 Nxe5 27. Nd5 Qd6 28. Bh3 Nc4 29. Bc1 Bxh4 30. Kh1 Bg8 31. Nc3 Qd3 32. Qg4 Bf6 33. Bf1 Qc2 34. e5 Qxc1 35. exf6 Qc2 36. Bxc4 Bxc4 37. f5 Rd4 38. fxg7+ Kg8 39. Qg3 Qxf5 |
| ECO A04 in 1996 play it! kogan artur defeats white's vaganian rafael in 130 moves | 1. Nf3 c5 2. c4 b6 3. g3 Bb7 4. Bg2 g6 5. d4 cxd4 6. Qxd4 Nf6 7. O-O Bg7 8. Nc3 Nc6 9. Qe3 O-O 10. Rd1 Qc8 11. Bd2 Ng4 12. Qf4 f5 13. c5 bxc5 14. Qc4+ Kh8 15. Qxc5 d6 16. Qc4 Na5 17. Qxc8 Rfxc8 18. h3 Nf6 19. Nd4 Bxg2 20. Kxg2 Nc4 21. Bc1 Rab8 22. Rb1 Ne4 23. Nxe4 Na3 24. Nxd6 exd6 25. Bh6 Nxb1 26. Bxg7+ Kxg7 27. Rxb1 Rc4 28. e3 Ra4 29. b3 Rxa2 30. Rc1 a5 31. g4 fxg4 32. hxg4 Kf6 33. Kg3 h5 34. Rc6 Ke5 35. Rc7 Rh8 36. gxh5 gxh5 37. Rf7 Ke4 38. Rf4+ Kd3 39. Rf5 Ra1 40. Kh2 Kc3 41. Rf6 Ra2 42. Kh3 Rg8 43. Rf5 Ra1 44. Kh2 h4 45. Nc6 Rgg1 46. Rh5 Kd3 47. Nd4 d5 48. Nf3 Rgb1 49. Kg2 Rxb3 50. Rxd5+ Kc3 51. Rc5+ Kb4 52. Rh5 a4 53. Nd2 Rb2 54. Rxh4+ Kc3 55. Ne4+ Kc2 56. Nc5 a3 57. Rc4+ Kd2 58. Rd4+ Ke2 59. Nd3 Rd2 60. Nf4+ Ke1 61. Nd3+ Kd1 62. Rh4 Rb1 63. Nb4 Rdb2 64. Rd4+ Ke2 65. Nd3 Rd2 |
| ECO A04 in 2000 play it! kogan artur defeats white's krueger marcus in 72 moves | 1. Nf3 g6 2. c4 Bg7 3. Nc3 d6 4. d4 Nd7 5. e4 e5 6. Be2 Nh6 7. O-O O-O 8. dxe5 dxe5 9. Qc2 c6 10. Bg5 f6 11. Bh4 Qe7 12. Rab1 Nc5 13. b4 Ne6 14. Rfd1 Nf7 15. c5 h5 16. Bg3 Nfg5 17. Nxg5 fxg5 18. f3 Nd4 19. Bc4+ Kh7 20. Qb2 h4 21. Bf2 g4 22. fxg4 Bxg4 23. Be2 Nxe2+ 24. Nxe2 Qg5 25. Rd3 Bf3 26. Rxf3 Rxf3 27. Bxh4 Qe3+ 28. Kh1 Raf8 29. gxf3 Qxf3+ 30. Kg1 Qe3+ 31. Kg2 Qxe4+ 32. Kh3 Qf5+ 33. Kg2 Qf3+ 34. Kg1 Bh6 35. Nf4 Rxf4 36. Bg3 Rxb4 |
| ECO A05 in 1993 play it! kogan artur defeats white's blatny pavel in 128 moves | 1. Nf3 Nf6 2. b3 d6 3. Bb2 e5 4. d3 c6 5. g3 g6 6. Bg2 Bg7 7. O-O a5 8. c4 Na6 9. Nbd2 O-O 10. a3 h6 11. Qc2 Nh7 12. e4 Qb6 13. Bc3 Ng5 14. Nxg5 hxg5 15. h3 Nc7 16. Kh2 Ne6 17. Rae1 Bd7 18. b4 axb4 19. axb4 f6 20. Nb3 c5 21. b5 Ra3 22. Qb2 Rfa8 23. Ra1 R3a4 24. Nd2 Kf7 25. Rfb1 Qd8 26. Nf1 b6 27. Ne3 Nc7 28. Bf3 Qh8 29. Bg4 Bxg4 30. Nxg4 f5 31. Rxa4 Rxa4 32. exf5 gxf5 33. Ne3 f4 34. gxf4 gxf4 35. Nf5 Bf8 36. Qe2 Qf6 37. Qe4 Ra2 38. Bb2 Ke6 39. Qb7 Kd7 40. Qc6+ Kd8 41. Qe4 Ne6 42. Ra1 Ng5 43. Rxa2 Nxe4 44. dxe4 f3 45. Bc1 Qg6 46. Ng3 Be7 47. Ra3 Bh4 48. Rxf3 Bxg3+ 49. Rxg3 Qxe4 50. Rg4 Qf3 51. Be3 e4 52. Rf4 Qd1 53. Rxe4 d5 54. Bg5+ Kd7 55. Re7+ Kd6 56. Rb7 dxc4 57. Rxb6+ Kd5 58. Be3 Qb1 59. Rb8 Qb2 60. Rd8+ Ke4 61. Rc8 Qe5+ 62. Kg2 Qg7+ 63. Kf1 Kf3 64. Ra8 c3 |
