| ECO D06 in 1998 play it! oort defeats black's guest by checkmate in 37 moves | 1. d4 d5 2. c4 Nf6 3. Nf3 Bg4 4. e3 Ne4 5. h3 Bxf3 6. gxf3 Ng5 7. h4 Ne6 8. Qb3 c6 9. Qxb7 Nxd4 10. exd4 Nd7 11. Qxc6 Qa5+ 12. Nc3 Qb6 13. Qxa8+ Nb8 14. c5 Qb4 15. Bb5+ Qxb5 16. Nxb5 e5 17. Qxb8+ Ke7 18. Qd6+ Ke8 19. Nc7# |
| ECO D10 in 1998 play it! oort defeats black's marioc in 79 moves | 1. d4 d5 2. c4 c6 3. Nc3 e6 4. e3 f5 5. f4 Nf6 6. Nf3 Ne4 7. Nxe4 fxe4 8. Ne5 Nd7 9. Qh5+ Ke7 10. Ng6+ Kf7 11. Nxh8+ Kg8 12. Nf7 Qf6 13. Ne5 Nxe5 14. fxe5 Bb4+ 15. Bd2 Bxd2+ 16. Kxd2 Qf2+ 17. Kd1 g6 18. Qe2 Qf8 19. Rc1 Bd7 20. Qc2 Qf7 21. h4 Rf8 22. Qb3 Bc8 23. Qa3 a6 24. Be2 Qg7 25. g4 Qh6 26. Qb3 Rf2 27. Ke1 Rf8 28. g5 Qg7 29. Rf1 Rxf1+ 30. Bxf1 Qf7 31. Qb6 Qe7 32. Kd1 Qd7 33. Kc2 Qe7 34. Be2 Qd7 35. Qb4 Qe8 36. Qd6 Qd7 37. Qb8 Qd8 38. cxd5 exd5 39. e6 Qe8 40. Bg4 |
| ECO D21 in 1998 play it! oort defeats black's jackp by checkmate in 35 moves | 1. d4 d5 2. c4 dxc4 3. Nf3 Nc6 4. d5 Ne5 5. Nxe5 f6 6. Nxc4 e5 7. Nc3 Bb4 8. Qa4+ Bd7 9. Qxb4 c6 10. Nd6+ Kf8 11. Nxb7+ Kf7 12. Nxd8+ Rxd8 13. dxc6 Bxc6 14. Qc4+ Ke7 15. Qxc6 Rd6 16. Nd5+ Ke6 17. Nc7+ Ke7 18. Qe8# |
| ECO D20 in 1998 play it! oort defeats black's astra in 59 moves | 1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 c6 5. Nf3 e6 6. Bd3 Be7 7. Nc3 Nbd7 8. e4 O-O 9. Bg5 c5 10. Be3 cxd4 11. Bxd4 Nc5 12. O-O Nxd3 13. Qxd3 Bc5 14. Rad1 Bxd4 15. Qxd4 Qxd4 16. Rxd4 b6 17. e5 Nd7 18. Rfd1 Nb8 19. Kf1 Bb7 20. Rd6 Nc6 21. Rd7 Rab8 22. R1d6 Nb4 23. Nd2 Nc6 24. Rxb7 Rxb7 25. Rxc6 a6 26. Nc4 b5 27. Nd6 Ra7 28. Nce4 h6 29. Nc5 Rfa8 30. Nc8 |
| ECO D31 in 1998 play it! oort defeats black's ksatka in 41 moves | 1. d4 d5 2. c4 e6 3. Nc3 dxc4 4. e4 Nc6 5. Nf3 Bb4 6. Bxc4 Bxc3+ 7. bxc3 Nf6 8. Qe2 O-O 9. O-O b6 10. Bg5 Bb7 11. e5 h6 12. Bh4 g5 13. Nxg5 Nxd4 14. cxd4 Qxd4 15. Nxe6 Qxh4 16. Nxf8 Qg5 17. f4 Qg7 18. Ne6 Qg6 19. f5 Qg4 20. exf6 Re8 21. Qxg4+ |
| ECO D10 in 1998 play it! oort defeats black's astra in 93 moves | 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bg4 5. e3 e6 6. h3 Bh5 7. g4 Bg6 8. Ne5 Nbd7 9. Nxg6 hxg6 10. Bd2 Bd6 11. f4 Ne4 12. Nxe4 dxe4 13. Qc2 Qh4+ 14. Kd1 f5 15. Be1 Qe7 16. Rg1 O-O-O 17. Ke2 g5 18. gxf5 gxf4 19. Qxe4 fxe3 20. fxe6 Nf6 21. Qxe3 Bb4 22. Bxb4 Qxb4 23. Qc3 Qd6 24. d5 cxd5 25. cxd5+ Kb8 26. Bg2 Nxd5 27. Bxd5 Qxd5 28. Qg3+ Ka8 29. e7 Rhe8 30. Qe3 Qb5+ 31. Kf2 Qxb2+ 32. Kg3 Rd7 33. Rgb1 Qf6 34. Rf1 Qg6+ 35. Kh2 Rdxe7 36. Qf3 a6 37. Rg1 Qd6+ 38. Kh1 Re3 39. Qg4 Re2 40. Rg2 Qd5 41. Qxg7 Rd2 42. Qg5 Qc6 43. Qxd2 Rh8 44. Qd3 Rg8 45. Rg1 Rf8 46. Rf1 Rg8 47. Rf2 |
| ECO D11 in 1998 play it! oort defeats black's synapsis in 77 moves | 1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Nf6 5. Bg5 dxc4 6. e4 h6 7. Bxf6 Qxf6 8. Bxc4 g6 9. O-O Bg7 10. e5 Qe7 11. Qb3 O-O 12. Rfe1 Nd7 13. Bd3 b6 14. Qa4 Bb7 15. Ba6 Bxa6 16. Qxa6 Rfe8 17. Rac1 Qd8 18. Ne4 c5 19. Nd6 Re7 20. Qc4 cxd4 21. Qxd4 Qf8 22. Qh4 Rd8 23. Nc8 Ree8 24. Nxa7 Ra8 25. Nc6 Rxa2 26. b4 g5 27. Qd4 Nb8 28. h4 gxh4 29. Qxh4 Rb2 30. Nfd4 Nxc6 31. Nxc6 Kh8 32. Qd4 Ra2 33. Qxb6 Rea8 34. Red1 f6 35. Rd8 Rxd8 36. Nxd8 fxe5 37. Nxe6 Qg8 38. Nxg7 Qxg7 39. Qd8+ |
| ECO D07 in 1998 play it! oort defeats black's jasjas by checkmate in 57 moves | 1. d4 d5 2. c4 Nc6 3. cxd5 Nf6 4. Nc3 Na5 5. e4 g6 6. b4 Bg4 7. Qa4+ b5 8. Qxb5+ c6 9. Qxa5 Qxa5 10. bxa5 e6 11. f3 Bb4 12. Bd2 Bh5 13. dxc6 Rc8 14. g4 Nxg4 15. fxg4 Bxg4 16. h3 Bh5 17. Ba6 Rxc6 18. Bb5 Kd7 19. d5 Rhc8 20. dxc6+ Rxc6 21. Bxc6+ Kxc6 22. Rc1 Bf3 23. Nb1+ Kb5 24. a4+ Kxa5 25. Nxf3 Kxa4 26. Rc4 Kb3 27. Rxb4+ Kc2 28. Na3+ Kd3 29. Rd4# |
| ECO A40 in 1998 play it! oort defeats black's lespaul in 59 moves | 1. d4 e6 2. e4 c5 3. Nf3 d5 4. Nbd2 Nc6 5. exd5 Qxd5 6. Bc4 Qd8 7. Nb3 a6 8. dxc5 Qxd1+ 9. Kxd1 Nf6 10. a4 Ne4 11. Be3 b6 12. cxb6 Bb7 13. Ke2 Be7 14. a5 O-O 15. Bd3 Nb4 16. Bxe4 Bxe4 17. c3 Nc2 18. Rac1 Nxe3 19. Kxe3 f5 20. Nbd4 Bxf3 21. Kxf3 e5 22. Nc6 e4+ 23. Kf4 Bd6+ 24. Ke3 Rac8 25. Nb4 Rc5 26. Ra1 f4+ 27. Kd4 Rd8 28. Nxa6 Be7+ 29. Kxe4 Bd6 30. Nxc5 |
| ECO A40 in 1998 play it! oort defeats black's johnpirroni in 49 moves | 1. d4 e6 2. e4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 6. axb4 dxc3 7. Nf3 cxb2 8. Bxb2 Nc6 9. Bb5 Bd7 10. Qd2 Nge7 11. O-O O-O 12. Bd3 h6 13. b5 Nb8 14. Bd4 a6 15. Bc5 b6 16. Bxe7 Qxe7 17. Qe3 Qd8 18. bxa6 b5 19. a7 Nc6 20. Ra3 Qc7 21. Qc5 Rxa7 22. Bh7+ Kxh7 23. Rxa7 Qxa7 24. Qxf8 Nb4 25. Qxb4 |
| ECO A40 in 1998 play it! oort defeats black's louchov by checkmate in 25 moves | 1. d4 e6 2. e4 c5 3. Nf3 cxd4 4. Nxd4 a6 5. Nc3 Nf6 6. Be2 Be7 7. e5 Nd5 8. Nxd5 exd5 9. Nf5 Bb4+ 10. c3 Ba5 11. Nd6+ Ke7 12. Qxd5 Nc6 13. Qxf7# |
| ECO A40 in 1998 play it! oort defeats black's xiller in 77 moves | 1. d4 e6 2. e4 g6 3. Nf3 Bg7 4. c3 Ne7 5. Bd3 O-O 6. Bf4 b6 7. Na3 d6 8. O-O Bb7 9. Re1 h6 10. Qd2 g5 11. Bg3 Ng6 12. Qc2 Re8 13. e5 Bxf3 14. gxf3 d5 15. Bxg6 fxg6 16. Qxg6 Qe7 17. c4 Qf7 18. Qxf7+ Kxf7 19. cxd5 exd5 20. Nb5 Na6 21. Rac1 Rac8 22. f4 g4 23. f5 h5 24. Nxa7 Ra8 25. Nb5 Nb4 26. Nxc7 Nd3 27. Nxa8 Nxe1 28. Nxb6 Nf3+ 29. Kg2 Bh6 30. Rc7+ Re7 31. e6+ Kf6 32. Nxd5+ Kxf5 33. Nxe7+ Kxe6 34. d5+ Kf6 35. Ng8+ Kg5 36. d6 Nd4 37. Nxh6 Kxh6 38. d7 Ne6 39. Rc6 |
| ECO A40 in 1998 play it! oort defeats black's aliechin by checkmate in 23 moves | 1. d4 e6 2. c4 d5 3. Nc3 dxc4 4. e4 c5 5. d5 e5 6. Bxc4 Nf6 7. Nf3 Qa5 8. Nxe5 Nxe4 9. Qf3 Nxc3 10. Qxf7+ Kd8 11. Bg5+ Be7 12. Qxe7# |
| ECO A40 in 1998 play it! oort defeats black's mathilda in 35 moves | 1. d4 e6 2. e4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. Be2 f6 7. exf6 Qxf6 8. Nf1 Bd6 9. Ne3 O-O 10. O-O e5 11. Nxd5 Qf7 12. Bc4 Na5 13. Ne7+ Bxe7 14. Bxf7+ Rxf7 15. dxe5 Nb6 16. e6 Bxe6 17. Qe1 Bg4 18. Ne5 |
| ECO A40 in 1998 play it! oort defeats black's loonie by checkmate in 19 moves | 1. d4 e6 2. e4 d5 3. Nd2 Ne7 4. Ngf3 b6 5. Bd3 Ba6 6. Bxa6 Nxa6 7. c4 dxe4 8. Nxe4 Nb8 9. O-O g6 10. Nf6# |
| ECO A40 in 1998 play it! oort defeats black's fooba in 37 moves | 1. d4 e6 2. c4 Qf6 3. Nf3 Be7 4. Nc3 Nc6 5. Nb5 Bd6 6. c5 Bf4 7. Bxf4 Qxf4 8. e3 Qe4 9. Nxc7+ Kd8 10. Nxa8 f6 11. Bd3 Qg4 12. O-O Nh6 13. h3 Qxg2+ 14. Kxg2 Nf7 15. Qa4 f5 16. d5 f4 17. dxc6 dxc6 18. Qxf4 e5 19. Qxf7 |
| ECO A40 in 1998 play it! oort defeats black's stony in 35 moves | 1. d4 e6 2. e4 Qh4 3. Bd3 d5 4. Nc3 Bb4 5. a3 Bxc3+ 6. bxc3 dxe4 7. g3 Qf6 8. Bxe4 e5 9. Nf3 exd4 10. cxd4 Nc6 11. Qe2 Be6 12. Bg5 Nxd4 13. Bxf6 Nxe2 14. Bxg7 O-O-O 15. Bxh8 Re8 16. Rb1 Bc4 17. Bxb7+ Kb8 18. Bc6+ |
| ECO A40 in 1998 play it! oort defeats black's woznica in 59 moves | 1. d4 e6 2. e4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Bg5 Be7 6. Bxf6 Bxf6 7. Nf3 Nc6 8. Bb5 Bd7 9. c3 O-O 10. O-O a6 11. Bd3 Be7 12. Re1 h6 13. Qd2 Rc8 14. b4 Na7 15. a4 f5 16. Ng3 Qe8 17. Qa2 Bc6 18. Qxe6+ Kh8 19. Qxe7 Bxf3 20. Qxe8 Rcxe8 21. gxf3 f4 22. Rxe8 Rxe8 23. Ne4 Nc6 24. Nc5 b6 25. Nxa6 Nd8 26. Nxc7 Re7 27. Nd5 Re6 28. Nxf4 Rf6 29. Re1 Rf8 30. Ng6+ |
| ECO A40 in 1998 play it! oort defeats black's palestine in 42 moves | 1. d4 e6 2. c4 c5 3. d5 exd5 4. cxd5 d6 5. Nc3 Nf6 6. Nf3 Bg4 7. Bf4 b5 8. Nxb5 Qa5+ 9. Nc3 Ne4 10. Qd3 Qb4 11. Qxe4+ Qxe4 12. Nxe4 Bxf3 13. exf3 Kd7 14. Bb5+ Kc7 15. Rc1 a6 16. Bc6 Nxc6 17. Rxc5 Kd7 18. Rxc6 Rc8 19. Rxa6 f5 20. Nxd6 Bxd6 21. Rxd6+ Ke7 |
| ECO A40 in 1998 play it! oort defeats black's xiller by checkmate in 77 moves | 1. d4 e6 2. e4 g6 3. Nf3 Bg7 4. c3 Ne7 5. Bd3 O-O 6. O-O d6 7. Be3 b6 8. Re1 Bb7 9. Nbd2 Nd7 10. Qa4 f6 11. Bc4 d5 12. exd5 Nxd5 13. Bb5 Nb8 14. Rad1 c6 15. Bd3 b5 16. Qa3 Re8 17. Ne4 Bf8 18. Nc5 Bxc5 19. Qxc5 Na6 20. Qa3 g5 21. Bd2 Qe7 22. Qa5 Qc7 23. Qxc7 Ndxc7 24. h4 g4 25. Nh2 f5 26. f3 g3 27. Nf1 Kf7 28. Nxg3 Rg8 29. Bg5 h6 30. Bf4 Nd5 31. Be5 c5 32. Bxb5 cxd4 33. Rxd4 Nac7 34. Bxc7 Nxc7 35. Rd7+ Kf6 36. Nh5+ Kg6 37. Nf4+ Kf6 38. Rxc7 Bxf3 39. Rxe6# |