| ECO A04 in 2002 play it! koscielski janus defeats white's heinzel olaf by checkmate in 104 moves | 1. Nf3 g6 2. d4 Nf6 3. Bf4 Bg7 4. e3 O-O 5. Be2 d6 6. h3 Nfd7 7. O-O e5 8. Bh2 f5 9. dxe5 dxe5 10. e4 f4 11. Nc3 Nc6 12. Qd5+ Kh8 13. Rad1 Qe7 14. Qd2 Nc5 15. Nd5 Qd8 16. Qe1 Bd7 17. Bc4 Qc8 18. b4 Ne6 19. c3 Qe8 20. Qe2 Rd8 21. a4 g5 22. Nd2 Ne7 23. Nxe7 Qxe7 24. f3 h5 25. a5 Bf6 26. Bb5 Bc8 27. Nc4 a6 28. Ba4 Rg8 29. Rxd8 Nxd8 30. Bd1 Nf7 31. Re1 Nh6 32. Kf1 g4 33. hxg4 hxg4 34. Bg1 Bh4 35. Bf2 Qg5 36. Bxh4 Qxh4 37. Qf2 Qg5 38. Qc5 Nf7 39. Qxc7 Be6 40. Nd6 Nxd6 41. Qxd6 Bc4+ 42. Kg1 Qh4 43. Qxe5+ Rg7 44. Re2 g3 45. Qd4 Qh2+ 46. Kf1 Qh1+ 47. Qg1 Rh7 48. e5 Rh5 49. e6 Kg7 50. e7 Rd5 51. e8=N+ Kf8 52. Qxh1 Rxd1# |
| ECO A05 in 2000 play it! koscielski janus defeats white's okrajek alexande in 56 moves | 1. Nf3 Nf6 2. d4 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. e3 h6 6. Bxf6 Bxf6 7. Bd3 d6 8. c3 e5 9. Qc2 Bg7 10. O-O-O Qe7 11. h4 f5 12. e4 f4 13. dxe5 dxe5 14. Bc4+ Kh8 15. Ng5 b5 16. Bb3 a5 17. Ndf3 Bf6 18. g3 fxg3 19. fxg3 a4 20. Bd5 c6 21. Bf7 Kg7 22. Rdf1 Na6 23. Kb1 Bd7 24. Qc1 Bg4 25. Nh2 Be2 26. Ne6+ Kxf7 27. Nxf8 Bd3+ 28. Ka1 Nc5 |
| ECO A05 in 2001 play it! koscielski janus defeats white's emami madjid in 76 moves | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 O-O 5. Bg2 d6 6. d4 e5 7. dxe5 Nfd7 8. O-O dxe5 9. Ne1 a5 10. c4 Nc5 11. Nc2 Qe7 12. Nc3 Nba6 13. Nd5 Qd8 14. Qe1 c6 15. Nde3 Qc7 16. Rd1 f5 17. f4 Re8 18. Bc3 exf4 19. Bxg7 Qxg7 20. gxf4 Nc7 21. Qh4 Bd7 22. Rf3 Qe7 23. Qe1 Ne4 24. Nd4 Be6 25. Rh3 Nf6 26. Nf3 Nh5 27. Rxh5 gxh5 28. Ne5 h4 29. Bh3 Red8 30. Rxd8+ Qxd8 31. Bxf5 Qd4 32. Bxe6+ Nxe6 33. Ng4 Qxf4 34. Qxh4 Rf8 35. Nh6+ Kh8 36. Qxf4 Nxf4 37. Kf1 Nd5+ 38. Nef5 Ne3+ |
| ECO A05 in 2003 play it! koscielski janus defeats white's wojtczak maciej in 94 moves | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 d6 6. d4 Nc6 7. Nc3 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Qxd8 Rxd8 11. Bg5 Rd4 12. Rfd1 c6 13. Be3 Rxd1+ 14. Rxd1 Be6 15. b3 Ng4 16. Bc5 f5 17. e4 Nf6 18. Bd6 Nd7 19. Bh3 Kf7 20. exf5 gxf5 21. Nd5 cxd5 22. cxd5 Bxd5 23. Rxd5 Ke6 24. Rd1 Bf8 25. Bxf8 Rxf8 26. Rc1 Kd6 27. Rc4 e4 28. Rd4+ Kc6 29. f4 Nb6 30. Bf1 Kc5 31. Rd1 a5 32. Kf2 Rf6 33. a3 Rh6 34. h4 Re6 35. Rd8 Nd5 36. Bc4 e3+ 37. Ke1 Rd6 38. Rc8+ Kd4 39. Bxd5 Kxd5 40. Ke2 Rg6 41. Rc7 Rxg3 42. Rxb7 Ke4 43. Re7+ Kxf4 44. Rxh7 Rg2+ 45. Kd3 Rd2+ 46. Kc3 Rd1 47. Re7 Kf3 |
| ECO A04 in 1998 play it! koscielski janus defeats white's ortmann david in 82 moves | 1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. c4 Nf6 5. Nc3 O-O 6. Be2 e5 7. O-O Nc6 8. dxe5 Nxe5 9. Nd4 Re8 10. f3 a6 11. Be3 c6 12. Qd2 d5 13. cxd5 cxd5 14. exd5 Nxd5 15. Nxd5 Qxd5 16. Rfd1 Bd7 17. Bf2 Rad8 18. Nb3 Qxd2 19. Rxd2 Bh6 20. Rd5 Bc6 21. Rxd8 Rxd8 22. Bd4 Rxd4 23. Nxd4 Be3+ 24. Kf1 Bxd4 25. Rb1 Kf8 26. b3 g5 27. Rd1 Bb6 28. Rd6 Ng6 29. h3 Ke7 30. Rd2 Ne5 31. a3 h5 32. b4 f5 33. b5 axb5 34. Rb2 Bd4 35. Rb4 Bc5 36. Rb3 Nc4 37. Bxc4 bxc4 38. Rc3 Bd4 39. Rc1 Bb2 40. Re1+ Kf6 41. Ke2 Bxa3 |
| ECO A05 in 1999 play it! koscielski janus defeats white's espig lutz in 68 moves | 1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6 8. Bd2 Bd7 9. e3 e5 10. d5 Ne7 11. e4 Ne8 12. Ne1 f5 13. Nd3 Nf6 14. f3 h6 15. a4 g5 16. c5 Kh8 17. Qb3 Bc8 18. Rac1 f4 19. Ne2 Ng6 20. Be1 h5 21. gxf4 exf4 22. Kh1 Nd7 23. cxd6 cxd6 24. Bh3 Nge5 25. Nxe5 Bxe5 26. Bc3 Qf6 27. Bxe5 Qxe5 28. Rxc8 Raxc8 29. Bxd7 Rc7 30. Be6 Kh7 31. Qd3 Rc5 32. Nd4 Rf6 33. Bf5+ Kh6 34. Rg1 b5 |
| ECO A04 in 1997 play it! koscielski janus defeats white's jellinghaus lars in 35 moves | 1. Nf3 g6 2. g3 Bg7 3. Bg2 Nf6 4. O-O O-O 5. c4 d6 6. Nc3 c6 7. d4 Bf5 8. Re1 Ne4 9. Bd2 Nxc3 10. Bxc3 Be4 11. Qd2 Nd7 12. Bh3 Bxf3 13. exf3 d5 14. b3 e6 15. Bb4 Re8 16. Bd6 dxc4 17. bxc4 Nb6 18. Be5 |
| ECO A05 in 2001 play it! koscielski janus defeats white's schmidt volker in 72 moves | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. c4 Nc6 7. Nc3 a6 8. Re1 Re8 9. d5 Na5 10. Nd2 c5 11. a3 Ng4 12. Qc2 Ne5 13. Nce4 e6 14. b4 cxb4 15. axb4 Naxc4 16. Nxc4 Nxc4 17. Qxc4 Bxa1 18. Bg5 f6 19. Bh6 Bb2 20. Rb1 Be5 21. f4 Qb6+ 22. Nc5 dxc5 23. fxe5 cxb4+ 24. Kh1 exd5 25. Bxd5+ Be6 26. exf6 Bxd5+ 27. Qxd5+ Qe6 28. Qf3 Rad8 29. e4 a5 30. Rf1 Rd7 31. e5 Qc6 32. Bf4 Qxf3+ 33. Rxf3 g5 34. Bxg5 Rxe5 35. h4 Re2 36. Rf1 Kf7 |
| ECO A04 in 1998 play it! koscielski janus defeats white's shpilker boris in 71 moves | 1. Nf3 g6 2. d4 Nf6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c6 7. Nc3 Bf5 8. Re1 Ne4 9. Qb3 Qc8 10. Nxe4 Bxe4 11. Bg5 Re8 12. Qe3 Bxf3 13. Bxf3 Nd7 14. Bg2 e6 15. Rac1 d5 16. Bh6 Nf6 17. Bf3 Qd7 18. h4 dxc4 19. Bxg7 Kxg7 20. Rxc4 h5 21. Rec1 Rad8 22. b4 a6 23. a4 Qd6 24. Qb3 e5 25. dxe5 Rxe5 26. Qb2 Qe7 27. Kg2 Kh7 28. Rf4 Ne4 29. Rxf7+ Qxf7 30. Qxe5 Nd2 31. Rc3 Re8 32. Qd4 Nxf3 33. Rxf3 Qe6 34. e3 Kh6 35. Rf4 Kh7 36. Rf6 |
| ECO A05 in 2000 play it! koscielski janus defeats white's pfeiffer michael in 69 moves | 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 Ne8 10. Nd2 f5 11. c5 Nf6 12. cxd6 cxd6 13. Qc2 Kh8 14. Bd3 fxe4 15. Bxe4 Bf5 16. Bb2 Nfxd5 17. Bxf5 gxf5 18. Nxd5 Nxd5 19. Qb3 Nf4 20. Nf3 Rg8 21. Kh1 Qe7 22. Rad1 Rad8 23. g3 Ng6 24. b5 f4 25. Qd5 Rd7 26. Nd2 Rgd8 27. Ne4 h5 28. Ba3 Bf8 29. Rd3 h4 30. Rfd1 hxg3 31. hxg3 fxg3 32. fxg3 Qg7 33. R1d2 Qf7 34. Nxd6 Qf1+ 35. Kh2 |
| ECO A05 in 1999 play it! koscielski janus defeats white's kreul helmut by checkmate in 42 moves | 1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 Nh5 10. c5 Nf4 11. Nd2 f5 12. cxd6 cxd6 13. Nc4 g5 14. g3 Nxe2+ 15. Qxe2 f4 16. f3 Bh3 17. Rd1 Rc8 18. Bd2 Rxc4 19. Qxc4 Qb6+ 20. Kh1 Qf2 21. Qe2 Bg2# |
| ECO A05 in 1993 play it! koscielski janus defeats white's grosse kloenne e in 81 moves | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. a4 c6 7. Nc3 a5 8. e4 Nfd7 9. Bg5 h6 10. Be3 e5 11. Qd2 Kh7 12. Rad1 Na6 13. d5 c5 14. Nh4 Nf6 15. Qe2 Bg4 16. f3 Bd7 17. Nb5 Ne8 18. Qd2 Nac7 19. c4 Nxb5 20. axb5 f5 21. exf5 g5 22. Ng6 Rxf5 23. Qc2 Kg8 24. h4 Rf7 25. g4 gxh4 26. Rf2 Bf6 27. Bxh6 Bg5 28. Nxe5 Bxh6 29. Nxf7 Kxf7 30. Qh7+ Bg7 31. Qh5+ Kg8 32. Re2 Bd4+ 33. Rxd4 cxd4 34. Qg6+ Ng7 35. Qxd6 Be8 36. Qh6 Bf7 37. f4 d3 38. Rf2 Qe7 39. f5 Qe1+ 40. Bf1 d2 41. Qxd2 |
| ECO A04 in 2000 play it! koscielski janus defeats white's enigl karl in 56 moves | 1. Nf3 g6 2. c4 Bg7 3. d4 Nf6 4. Nc3 O-O 5. Bg5 h6 6. Bh4 c5 7. d5 d6 8. Nd2 g5 9. Bg3 Nh5 10. e3 Nxg3 11. hxg3 e6 12. Qc2 exd5 13. Nxd5 Nc6 14. Bd3 f5 15. f4 Be6 16. a3 g4 17. O-O-O Qd7 18. Rh5 Qf7 19. Rdh1 Rab8 20. a4 a6 21. a5 Rbe8 22. Qd1 Nxa5 23. e4 Nc6 24. exf5 Bxd5 25. cxd5 Nb4 26. Bb1 Qf6 27. Qxg4 Qxb2+ 28. Kd1 Nxd5 |
| ECO A10 in 1999 play it! koscielski janus defeats white's vehreschild axel in 64 moves | 1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 O-O 8. Qd2 e5 9. d5 cxd5 10. cxd5 Nbd7 11. Nge2 b5 12. g4 Nc5 13. Bc2 Bd7 14. Ng3 Qe7 15. h4 Rfc8 16. Nce2 a5 17. Nc1 b4 18. Nd3 Bb5 19. Rd1 b3 20. axb3 Bxd3 21. Bxd3 Nxb3 22. Qf2 Nd4 23. Bxd4 exd4 24. Ne2 Rab8 25. g5 Nh5 26. Nxd4 Bxd4 27. Qxd4 Rb4 28. Qf2 Qe5 29. Rh2 Rcb8 30. Rd2 Nf4 31. Bc2 Rxb2 32. Qd4 Rxc2 |
| ECO A10 in 2002 play it! koscielski janus defeats white's callenberg ralf in 64 moves | 1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. d3 Nc6 6. Nf3 Nf6 7. Bd2 O-O 8. Qc1 Bf5 9. h3 Nd4 10. e4 Nxf3+ 11. Bxf3 Be6 12. g4 c6 13. Ne2 Rc8 14. Rg1 d5 15. Ng3 Kh8 16. Bg5 Qe7 17. Be2 Rfd8 18. f3 dxc4 19. dxc4 Qf8 20. h4 h6 21. Be3 Nd7 22. Nf5 gxf5 23. gxf5 Nc5 24. fxe6 Nxe6 25. Kf2 Qe7 26. Kg3 Nf4 27. Bxf4 exf4+ 28. Kh3 Be5 29. Rg2 Rg8 30. Qh1 Rxg2 31. Kxg2 Rg8+ 32. Kf1 Bd4 |
| ECO A16 in 2000 play it! koscielski janus defeats white's leonardi karl he in 80 moves | 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. Nge2 c5 7. O-O Nc6 8. d4 cxd4 9. Nxd4 Nxe4 10. Nxc6 Nxc3 11. bxc3 bxc6 12. Bxc6 Bh3 13. Bg2 Bxg2 14. Kxg2 Bxc3 15. Bh6 Bxa1 16. Qxa1 f6 17. Bxf8 Kxf8 18. Rb1 Rb8 19. Rb3 Rb6 20. Qd4 Rxb3 21. axb3 Qb6 22. Qc3 a5 23. h4 Qc5 24. Qf3 Kg7 25. Qb7 Qe5 26. Qa8 f5 27. Qe8 Qe4+ 28. Kg1 h6 29. Qd8 Qe1+ 30. Kg2 g5 31. hxg5 hxg5 32. Qb6 Qe5 33. Qa7 Kf7 34. Qb6 Qe4+ 35. Kg1 Qb1+ 36. Kg2 a4 37. Qe3 axb3 38. Qxg5 Qe4+ 39. Kg1 b2 40. Qh5+ Ke6 |
| ECO A10 in 1997 play it! koscielski janus defeats white's siebrecht sebast in 82 moves | 1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nc6 6. Nge2 f5 7. d4 Nf6 8. O-O O-O 9. d5 Ne7 10. f4 e4 11. Rb1 a5 12. a3 c6 13. b4 axb4 14. axb4 cxd5 15. cxd5 Bd7 16. Qb3 Qb6 17. Nd4 Rfc8 18. Rd1 Kf8 19. Bf1 Ng4 20. h3 Nf6 21. Bb2 h5 22. Kf2 h4 23. gxh4 Nh5 24. Ncb5 Nxf4 25. Rd2 Nfxd5 26. Bc4 Rxc4 27. Qxc4 f4 28. Re2 Rc8 29. Qb3 Bxb5 30. Ne6+ Kf7 31. Ng5+ Kg8 32. Bxg7 Bxe2 33. Bd4 fxe3+ 34. Bxe3 Qxe3+ 35. Qxe3 Nxe3 36. Kxe2 N3d5 37. Ra1 e3 38. Ra7 Rc2+ 39. Kd3 Rd2+ 40. Ke4 e2 41. Nf3 e1=Q+ |
| ECO A10 in 1995 play it! koscielski janus defeats white's hoppe udo in 120 moves | 1. c4 g6 2. Nc3 Bg7 3. Nf3 d6 4. g3 e5 5. Bg2 Nc6 6. O-O f5 7. d3 h6 8. Rb1 Nf6 9. b4 O-O 10. Nd5 g5 11. b5 Ne7 12. Nd2 g4 13. e3 h5 14. Qb3 Kh8 15. Bb2 h4 16. d4 Nfxd5 17. Bxd5 Nxd5 18. cxd5 e4 19. Rfc1 b6 20. Rc2 Rf7 21. Rbc1 Bb7 22. Nb1 Bf6 23. a4 Rh7 24. Kf1 Bg5 25. Ke2 Rc8 26. Ba3 a5 27. Nc3 Qg8 28. Rf1 Rf8 29. Bc1 Bd8 30. Qa2 hxg3 31. hxg3 Rf6 32. Bd2 Rfh6 33. Rcc1 Rh2 34. Rg1 Qf7 35. Rcf1 Qh5 36. Qb1 Qh3 37. Qe1 Qh5 38. Qb1 Bf6 39. Ke1 Qf7 40. Qc2 Qg7 41. Ne2 Bg5 42. Qc4 Qf7 43. Nc3 Kg8 44. Kd1 Kf8 45. Kc2 Ke8 46. Kb3 Kd8 47. Ka3 Kc8 48. Qb3 Kb8 49. Qc4 R7h5 50. Kb3 Qh7 51. Qe2 Bd8 52. Ka3 Rh1 53. Rxh1 Rxh1 54. Rxh1 Qxh1 55. Qe1 Qh5 56. Qe2 Bf6 57. Ka2 f4 58. gxf4 Bxd5+ 59. Nxd5 Qxd5+ 60. Ka3 Qe6 |
| ECO A10 in 1999 play it! koscielski janus defeats white's orth roman in 58 moves | 1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 Nf6 5. d3 O-O 6. Bg5 h6 7. Bd2 Nc6 8. Nd5 e5 9. Qc1 Kh7 10. h4 Nxd5 11. cxd5 Ne7 12. Nf3 c6 13. dxc6 Nxc6 14. h5 g5 15. Bxg5 hxg5 16. Nxg5+ Kh8 17. h6 Bf6 18. Ne4 Be7 19. f4 Be6 20. Bf3 Rc8 21. Nc3 d5 22. Qd2 d4 23. Bxc6 dxc3 24. bxc3 Rxc6 25. fxe5 Bg5 26. e3 Qd5 27. O-O Qxe5 28. Rf4 Bxf4 29. exf4 Qxc3 |
| ECO A02 in 2006 play it! koscielski janus defeats white's peshekhonov vikt in 57 moves | 1. f4 c5 2. e4 d5 3. exd5 Nf6 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. c4 e6 7. Qe2 Bd6 8. dxe6 fxe6 9. d3 Nc6 10. Nf3 O-O-O 11. O-O h6 12. Nc3 g5 13. Ne5 Bxe5 14. fxe5 Qd4+ 15. Kh1 Ng4 16. Bd2 Rhf8 17. Ne4 Ngxe5 18. Rxf8 Rxf8 19. Be3 Qxd3 20. Qxd3 Nxd3 21. Bxc5 Rf4 22. Nd6+ Kd7 23. Ba3 b6 24. b3 Nd4 25. g3 Rf3 26. Ne4 Nc2 27. Rd1 Nxa3 28. g4 Ke7 29. Kg2 |