| ECO A04 in 1965 play it! hecht hans joach defeats white's van der weide pi in 80 moves | 1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 d6 5. b3 Bg7 6. Bb2 Nh6 7. Be2 O-O 8. O-O e5 9. Nd5 f5 10. Qc1 Be6 11. Ne1 f4 12. exf4 exf4 13. Bxg7 Kxg7 14. Qc3+ Kg8 15. Nc2 g5 16. f3 Nf5 17. Bd3 Nfd4 18. Rae1 Qd7 19. Rxe6 Qxe6 20. Nc7 Qd7 21. Nxa8 Rxa8 22. Re1 Nxc2 23. Bxc2 Re8 24. Be4 Nd4 25. Qa1 b6 26. Kf2 Kg7 27. d3 Qe6 28. Qc1 Qf6 29. g3 fxg3+ 30. hxg3 Rxe4 31. Rxe4 Qxf3+ 32. Ke1 Qxg3+ 33. Kd2 Qg2+ 34. Kc3 Qxe4 35. Qxg5+ Qg6 36. Qe7+ Qf7 37. Qg5+ Qg6 38. Qe7+ Kg8 39. Qd8+ Kf7 40. Qd7+ Kf6 |
| ECO A04 in 1996 play it! hecht hans joach defeats white's riediger martin in 70 moves | 1. Nf3 g6 2. e4 c5 3. c4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. Be2 Bg7 9. O-O O-O 10. Qd3 b6 11. Rd1 Bb7 12. Be3 Nd7 13. Bd4 Nc5 14. Qe3 f6 15. Bg4 Bc8 16. Bxc8 Qxc8 17. Nd5 Rf7 18. b4 Nd7 19. Qe2 Qb7 20. Bb2 Rc8 21. Rac1 a6 22. Rc2 Bh6 23. Bc1 Bf8 24. Bf4 e6 25. Nc3 Ne5 26. Bxe5 dxe5 27. Rb1 Rfc7 28. Nd1 Rd8 29. f3 Rcd7 30. Ne3 Rd4 31. a3 h5 32. Rbc1 Bh6 33. c5 bxc5 34. Rxc5 Rd2 35. Qe1 R2d3 |
| ECO A04 in 1960 play it! hecht hans joach defeats white's matikka heikki in 82 moves | 1. Nf3 c5 2. e4 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. f3 Qb6 9. Qd2 Nxe4 10. fxe4 Bxd4 11. Bxd4 Qxd4 12. Qxd4 Nxd4 13. O-O-O Nc6 14. h4 d6 15. Be2 Be6 16. h5 g5 17. h6 Rac8 18. a3 a6 19. Nd5 Bxd5 20. exd5 Ne5 21. Bd3 Nxd3+ 22. Rxd3 f6 23. b3 Rc5 24. Kb2 b5 25. c3 Kf7 26. Re1 Re8 27. Rd4 Kg6 28. b4 Rc7 29. Rh1 e5 30. dxe6 Rxe6 31. Rd3 Re2+ 32. Kb3 Rxg2 33. Rxd6 Rg3 34. Rc1 g4 35. Rxa6 Rf3 36. Rb6 g3 37. Rxb5 g2 38. Rg1 Rcxc3+ 39. Kb2 Rb3+ 40. Kc2 Rfc3+ 41. Kd2 Rg3 |
| ECO A22 in 1976 play it! hecht hans joach defeats white's ornithopoulos ni by checkmate in 76 moves | 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bb4 5. Nd5 e4 6. Nh4 Bc5 7. Bg2 d6 8. d3 exd3 9. Qxd3 Ne5 10. Qc2 c6 11. Ne3 O-O 12. O-O Be6 13. b3 Nfg4 14. Nxg4 Nxg4 15. Bb2 Qg5 16. Qc3 a5 17. a3 Qf6 18. Qxf6 Nxf6 19. e4 Rfe8 20. h3 Nd7 21. Kh2 f6 22. f4 a4 23. b4 Ba7 24. Rfc1 g5 25. fxg5 fxg5 26. Nf3 g4 27. hxg4 Bxg4 28. Nh4 Ne5 29. Bxe5 Rxe5 30. Ra2 Rf8 31. Rac2 Bd4 32. Rb1 b6 33. Nf5 Rfxf5 34. exf5 Bxf5 35. Rbb2 Bd7 36. Bh3 Rh5 37. g4 Bxg4 38. Rg2 Rxh3# |
| ECO A15 in 2003 play it! hecht hans joach defeats white's joksic sinisa in 92 moves | 1. c4 Nf6 2. Nf3 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Qb3 c5 7. cxd5 exd5 8. d4 Nc6 9. O-O cxd4 10. Nb5 Qb6 11. Bf4 Qxb5 12. a3 d3 13. exd3 Bf5 14. Rfd1 Bg4 15. d4 Bxf3 16. Bxf3 Qb6 17. axb4 Nxd4 18. Qd3 Nxf3+ 19. Qxf3 Rfe8 20. Qa3 a6 21. Be3 Qe6 22. Bd4 Ne4 23. b5 h5 24. Qf3 Qh3 25. bxa6 Rxa6 26. Rxa6 bxa6 27. Be3 Nf6 28. Qg2 Qf5 29. h3 Ne4 30. h4 Re6 31. Bf4 Rc6 32. f3 Nd6 33. Qe2 Rc2 34. Qd3 Qxd3 35. Rxd3 Nb5 36. Rxd5 Rxb2 37. Rxh5 a5 38. Be5 Rb1+ 39. Kf2 f6 40. Bf4 a4 41. Rc5 a3 42. Rc8+ Kf7 43. Ra8 Rb2+ 44. Ke3 Rb3+ 45. Ke4 a2 46. Bd2 Na3 |
| ECO A18 in 2006 play it! hecht hans joach defeats white's lakner jay in 74 moves | 1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. Nf3 e5 8. d4 exd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 O-O 12. Be2 Nc6 13. O-O Bg4 14. Rab1 b6 15. h3 Bh5 16. Rb5 Bxf3 17. Bxf3 Rad8 18. Bxc6 Qxc6 19. Qd3 Rfe8 20. d5 Qd7 21. Qf3 Re5 22. Rb3 Rde8 23. Re3 Rxe3 24. fxe3 Qe7 25. e4 f6 26. Re1 Qc5+ 27. Qe3 Rxe4 28. Qxc5 Rxe1+ 29. Kf2 bxc5 30. Kxe1 f5 31. Kd2 g5 32. Kc3 Kf7 33. Kd3 Kf6 34. h4 gxh4 35. Ke3 Kg5 36. Kf3 a5 37. a4 h6 |
| ECO A18 in 2001 play it! hecht hans joach defeats white's laske erich in 36 moves | 1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. cxd5 exd5 5. e5 Nfd7 6. d4 c5 7. Nf3 Nc6 8. Nxd5 cxd4 9. Bc4 Nc5 10. Bg5 Qa5+ 11. Bd2 Qd8 12. b4 Be6 13. Bg5 Qd7 14. Nxd4 Bxd5 15. Nxc6 Bxc4 16. bxc5 Qxc6 17. Qg4 Bxc5 18. Be3 Bb4+ |
| ECO B36 in 1959 play it! hecht hans joach defeats white's dornieden manfre in 47 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. Be2 Bg7 9. Be3 O-O 10. Qd2 Be6 11. Rc1 Qa5 12. O-O Rfc8 13. b3 a6 14. f4 b5 15. f5 Bd7 16. e5 b4 17. exf6 bxc3 18. Qc2 Bxf6 19. fxg6 hxg6 20. Bd3 Be8 21. Be4 Qe5 22. Rce1 Bc6 23. Bxc6 Rxc6 24. Kh1 |
| ECO B23 in 1968 play it! hecht hans joach defeats white's rizk john in 80 moves | 1. e4 c5 2. Nc3 Nc6 3. Bc4 e6 4. d3 a6 5. a3 Nf6 6. Bg5 Be7 7. Nf3 Qc7 8. Qd2 d6 9. h3 Bd7 10. Rd1 b5 11. Ba2 O-O 12. Nh2 Nd4 13. Ng4 Qd8 14. Ne2 Nxe2 15. Qxe2 Nxg4 16. Bxe7 Qxe7 17. hxg4 Qf6 18. c3 b4 19. axb4 cxb4 20. c4 e5 21. f3 a5 22. Qd2 Rfe8 23. b3 a4 24. Rb1 Qd8 25. O-O Qb6+ 26. Qf2 Qc5 27. Qxc5 dxc5 28. Rf2 axb3 29. Bxb3 Ba4 30. Kh2 Bxb3 31. Rxb3 Ra3 32. Rfb2 Rea8 33. Kg3 g5 34. Kf2 Rxb3 35. Rxb3 Ra3 36. Rb1 Rxd3 37. Rc1 Rd2+ 38. Kf1 b3 39. g3 b2 40. Rb1 Rc2 |
| ECO B23 in 1970 play it! hecht hans joach defeats white's thorfasson in 76 moves | 1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. a3 Nge7 7. Ba2 d5 8. d3 O-O 9. O-O Rb8 10. Qe1 Nd4 11. Nxd4 cxd4 12. Ne2 dxe4 13. dxe4 b5 14. Ng3 Bb7 15. f5 exf5 16. exf5 Nd5 17. fxg6 hxg6 18. Qe2 Qb6 19. Kh1 Rbe8 20. Qg4 Qc6 21. Qf3 Qd7 22. Qf2 a6 23. Rb1 Ne3 24. Bxe3 dxe3 25. Qe2 Kh7 26. Rbd1 Qe7 27. c3 f5 28. Kg1 f4 29. Nh1 Qg5 30. Rf3 Bxf3 31. Qxf3 e2 32. Re1 Re3 33. Qf2 f3 34. Ng3 Be5 35. Bb3 Bxg3 36. hxg3 Kg7 37. Kh1 Rh8+ 38. Kg1 Qh6 |
| ECO B35 in 1959 play it! hecht hans joach defeats white's domino in 82 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. Bb3 Ng4 9. Qxg4 Nxd4 10. Qg3 Qa5 11. Bd2 Nxb3 12. cxb3 d6 13. Nd5 Qd8 14. Bc3 Be6 15. Nf4 Bd7 16. O-O Bc6 17. Rfe1 e5 18. Nh3 Re8 19. Rad1 Qc7 20. Qh4 Rad8 21. Bd2 f6 22. f3 d5 23. exd5 Rxd5 24. Nf2 Red8 25. Be3 Rxd1 26. Rxd1 Rxd1+ 27. Nxd1 a6 28. Qc4+ Qf7 29. Nc3 Bf8 30. Ne4 Be7 31. Nc3 Kf8 32. Bc5 Bxc5+ 33. Qxc5+ Qe7 34. b4 Kf7 35. Kf2 f5 36. Qxe7+ Kxe7 37. Ke3 g5 38. a4 f4+ 39. Kd3 g4 40. Ne4 gxf3 41. gxf3 Bxe4+ |
| ECO C50 in 1969 play it! hecht hans joach defeats white's dueckstein andre in 82 moves | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. c3 Qe7 6. b4 Bb6 7. a4 a5 8. b5 Nd8 9. d3 Bg4 10. Be3 Bxe3 11. fxe3 Nf6 12. Qe1 Be6 13. Nbd2 Bxc4 14. Nxc4 Ne6 15. Qg3 b6 16. Nh4 g6 17. Qf3 Nd7 18. Nf5 Ng5 19. Nxe7 Nxf3+ 20. Rxf3 Kxe7 21. Raf1 Raf8 22. d4 f6 23. Nd2 Rf7 24. Nb3 Rc8 25. d5 Rcf8 26. g4 h5 27. gxh5 g5 28. Rh3 Rh7 29. Kg2 Rfh8 30. Kf3 Rxh5 31. Rxh5 Rxh5 32. Rf2 Rh3+ 33. Ke2 Rh4 34. Kd3 Rg4 35. c4 Kf7 36. Rf3 Rg2 37. h3 Ra2 38. h4 Kg6 39. Rg3 Rh2 40. hxg5 fxg5 41. Rg1 Ra2 |
| ECO C65 in 1996 play it! hecht hans joach defeats white's kretschel klaus in 79 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Bc5 5. Bxc6 dxc6 6. d3 Nd7 7. Qe2 O-O 8. Be3 Qe7 9. Nbd2 Bd6 10. d4 Re8 11. Rfe1 c5 12. d5 Nf8 13. h3 f5 14. exf5 Bxf5 15. Nc4 Ng6 16. a4 h6 17. Nxd6 cxd6 18. Qc4 Qf7 19. Nh2 Ne7 20. Rad1 Qg6 21. Rd2 Bxh3 22. f3 Bd7 23. Nf1 Qf7 24. Bf2 Ng6 25. Ng3 Nf4 26. Ne4 Qg6 27. Be3 Nh3+ 28. Kh2 Ng5 29. Nxg5 hxg5 30. g4 e4 31. Rf2 exf3 32. Rxf3 Re4 33. Qd3 Bxg4 34. Rg3 Bf5 35. Qe2 Rh4+ 36. Kg1 Be4 37. Rxg5 Qf6 38. Rg2 Bxg2 39. Bg5 Qd4+ 40. Kxg2 |
| ECO C63 in 2005 play it! hecht hans joach defeats white's karl hans in 54 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d4 fxe4 5. Nxe5 Nxe5 6. dxe5 c6 7. Bc4 Qa5+ 8. Nc3 Qxe5 9. g3 Nf6 10. Bf4 Qc5 11. Be2 d5 12. Be3 Qa5 13. a3 Bd6 14. Qd2 Qc7 15. O-O-O Be6 16. h3 O-O-O 17. g4 h6 18. Na4 c5 19. g5 hxg5 20. Bxg5 d4 21. Kb1 e3 22. Qe1 Bd7 23. b3 Bxa4 24. bxa4 Ne4 25. Bxd8 Rxd8 26. fxe3 Nc3+ 27. Ka1 Qf7 |
| ECO C33 in 2003 play it! hecht hans joach defeats white's zill christoph in 88 moves | 1. e4 e5 2. f4 exf4 3. Bc4 f5 4. Nc3 Nf6 5. e5 d5 6. Bb5+ c6 7. exf6 cxb5 8. Qe2+ Kf7 9. Qxb5 Qxf6 10. Qxd5+ Qe6+ 11. Nge2 Nc6 12. Qxe6+ Bxe6 13. Nxf4 Bd7 14. d3 Re8+ 15. Nfe2 Nd4 16. Kd1 Nxe2 17. Nxe2 Bc6 18. Rf1 g6 19. g4 Bg2 20. Rf2 Bh3 21. gxf5 gxf5 22. c3 Bg4 23. Bf4 Bh6 24. Bxh6 Rxe2 25. Rxe2 Re8 26. h3 Bh5 27. Kc2 Rxe2+ 28. Kb3 Rh2 29. Rg1 Rxh3 30. Rg7+ Kf6 31. Rxh7 Bd1+ 32. Kb4 Kg6 33. Rxb7 Rxh6 34. Rb8 f4 35. Rf8 Kg5 36. Kc5 Rf6 37. Rg8+ Rg6 38. Rf8 Rf6 39. Rg8+ Kh4 40. Rg1 Be2 41. d4 f3 42. d5 f2 43. Rh1+ Kg3 44. d6 Rf5+ |
| ECO C25 in 2006 play it! hecht hans joach defeats white's mckerras ross in 70 moves | 1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. f4 d6 6. Nf3 Na5 7. fxe5 dxe5 8. Bxf7+ Kxf7 9. Nxe5+ Kg8 10. Qe2 Qe7 11. Nf3 Bg4 12. Bg5 Qe6 13. O-O-O Nc6 14. h3 Bxf3 15. gxf3 Nd4 16. Qg2 h6 17. Bxf6 Qxf6 18. h4 Qxf3 19. Qg6 Qf7 20. Qg2 Kh7 21. h5 Rhf8 22. Rdf1 Qe6 23. Nd5 Bd6 24. Kb1 c6 25. Ne3 Bf4 26. Rhg1 Bg5 27. c3 Rxf1+ 28. Nxf1 Nb5 29. Ng3 Rf8 30. Nf5 Nd6 31. Nd4 Qe5 32. Qh3 Rf2 33. Nf3 Qb5 34. Nxg5+ hxg5 35. b3 Qa5 |
| ECO C24 in 2001 play it! hecht hans joach defeats white's jeric simon in 66 moves | 1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nf3 d6 5. O-O Nc6 6. c3 a6 7. b4 Ba7 8. a4 O-O 9. Nbd2 Ne7 10. Bb3 Ng6 11. Nc4 h6 12. Be3 Bxe3 13. fxe3 Be6 14. Na5 Bxb3 15. Qxb3 Rb8 16. b5 c6 17. Nc4 Re8 18. Qa3 d5 19. exd5 Qxd5 20. bxc6 bxc6 21. Ne1 e4 22. Nd6 Re6 23. Nxe4 Nxe4 24. dxe4 Qxe4 25. Rf3 Nh4 26. Rh3 Nf5 27. Qc1 Nxe3 28. Nf3 Rd6 29. Qe1 Rb2 30. Rg3 Rg6 31. Nd2 Rxg3 32. Qxg3 Rxd2 33. Re1 Rxg2+ |
| ECO C44 in 2005 play it! hecht hans joach defeats white's straub peter in 88 moves | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be6 10. Bd2 Qf5 11. Bg5 h6 12. Bh4 Bb4 13. Re2 O-O 14. Nxd4 Nxd4 15. Qxd4 Ba5 16. Nc5 Bb6 17. Qe5 Bxc5 18. Qxf5 Bxf5 19. Re5 Bxf2+ 20. Kxf2 Be6 21. Rd1 Rfe8 22. b3 f6 23. Re3 Kf7 24. Bg3 c6 25. Rde1 Rad8 26. R1e2 g5 27. h4 Rd1 28. Re1 Rxe1 29. Kxe1 f5 30. hxg5 hxg5 31. Bc7 Rh8 32. Rh3 Rxh3 33. gxh3 Kg6 34. Kf2 Kh5 35. h4 Kxh4 36. c4 Kg4 37. Bb8 a6 38. Bd6 f4 39. Bc7 Bf5 40. a3 Be4 41. b4 Kf5 42. c5 g4 43. Ke2 g3 44. Bd6 f3+ |
| ECO C93 in 2003 play it! hecht hans joach defeats white's gruzman boris in 110 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 h6 10. d4 Re8 11. Nbd2 Bf8 12. a4 Bb7 13. Bc2 exd4 14. cxd4 Nb4 15. Bb1 c5 16. d5 Nd7 17. Ra3 f5 18. exf5 Rxe1+ 19. Qxe1 Bxd5 20. Nh2 Nf6 21. Rg3 Qe7 22. Re3 Qd7 23. Ndf3 Bf7 24. Ng4 Nbd5 25. Re2 Re8 26. Rxe8 Qxe8 27. Qxe8 Nxe8 28. axb5 axb5 29. Kf1 Nb4 30. Ne3 Be7 31. g4 Bf6 32. h4 Ba2 33. Bxa2+ Nxa2 34. Bd2 Bxb2 35. Ke2 Nc7 36. Ba5 Nc3+ 37. Kd3 N3d5 38. Kc2 Ba3 39. Bd2 Bb4 40. Bc1 Ba5 41. Nxd5 Nxd5 42. g5 Nb4+ 43. Kb1 hxg5 44. hxg5 Nc6 45. Bb2 c4 46. Nh4 b4 47. f6 c3 48. Bc1 gxf6 49. Nf5 b3 50. Nxd6 Bc7 51. Nc4 Be5 52. Be3 Nb4 53. Nxe5 fxe5 54. f4 Nd3 55. Ka1 exf4 |
| ECO C00 in 1976 play it! hecht hans joach defeats white's kagan shimon in 126 moves | 1. e4 e6 2. d3 c5 3. Nf3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. Re1 O-O 8. c3 e5 9. Be3 d6 10. Qd2 f5 11. Na3 Kh8 12. Bg5 f4 13. Nh4 Bf6 14. gxf4 Bxg5 15. fxg5 Rf4 16. Nf3 Bg4 17. Re3 Ng8 18. h4 Qe7 19. Nh2 Be6 20. Rg3 Rxh4 21. Nc2 Nd8 22. Ne1 Nf7 23. d4 h6 24. d5 Bd7 25. gxh6 Ngxh6 26. c4 Kg7 27. b4 b6 28. bxc5 bxc5 29. Rb1 Rh8 30. Rb7 Qd8 31. Rxa7 Ng8 32. Nf1 Nf6 33. Qa5 Qxa5 34. Rxa5 Nxe4 35. Ra7 Bf5 36. Rb3 Kf6 37. Ne3 Nfg5 38. Nf3 Nxf3+ 39. Bxf3 Ng5 40. Bg2 Be4 41. Bxe4 Nxe4 42. Rd7 Kg5 43. Rb6 Rh1+ 44. Kg2 R1h2+ 45. Kg1 Rh1+ 46. Kg2 R8h2+ 47. Kf3 Rxf2+ 48. Kxe4 Rh4+ 49. Kd3 e4+ 50. Kc3 Rh3 51. Kb3 Rxe3+ 52. Ka4 Rxa2+ 53. Kb5 Rb3+ 54. Kc6 Rxb6+ 55. Kxb6 Ra8 56. Kc6 Re8 57. Rh7 e3 58. Rh1 e2 59. Re1 Kf4 60. Kxd6 Kf3 61. Kxc5 Kf2 62. Rxe2+ Rxe2 63. Kb6 Rd2 |