| ECO B81 in 1969 play it! klundt klaus defeats black's kestler hansguen in 87 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 Nc6 7. g5 Nd7 8. Be3 a6 9. f4 Qa5 10. Bc4 Nxd4 11. Qxd4 Qc5 12. Qd3 Qc7 13. a3 b5 14. Ba2 Rb8 15. O-O-O b4 16. axb4 Rxb4 17. e5 d5 18. f5 Bb7 19. g6 Nxe5 20. Qe2 hxg6 21. fxe6 fxe6 22. Bd4 Rxd4 23. Rxd4 Bc5 24. Rdd1 Be7 25. Rhe1 Bf6 26. Qg2 Rxh2 27. Qxh2 Nd3+ 28. Rxd3 Qxh2 29. Rxe6+ Kd7 30. Re1 d4 31. Nd5 Bxd5 32. Bxd5 Kc7 33. Kb1 g5 34. Re6 g4 35. Rb3 Kd8 36. Rb7 d3 37. cxd3 Qg1+ 38. Ka2 Qc5 39. Bc4 Be5 40. Rxa6 Qc8 41. Rf7 Ke8 42. Re6+ Qxe6 43. Bxe6 g3 44. Rf1 |
| ECO B32 in 2003 play it! klundt klaus defeats black's heinzel olaf in 73 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 Nf6 6. N1c3 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7 11. Bd3 Ne7 12. Nxe7 Qxe7 13. O-O O-O 14. Qf3 f5 15. c4 bxc4 16. Nxc4 Rb8 17. exf5 Bb7 18. Be4 d5 19. Bxd5 e4 20. f6 Bxf6 21. Qg4+ Kh8 22. Bxb7 Rxb7 23. Rae1 Bxb2 24. Rxe4 Qc5 25. Nxb2 Rxb2 26. Qf4 f5 27. Rc4 Qb6 28. a4 Qf6 29. Rfc1 Re8 30. Rc8 Re2 31. h3 Re1+ 32. Kh2 Rxc8 33. Rxc8+ Kg7 34. Rc7+ Kg6 35. Qg3+ Kh6 36. f4 Re4 37. Rc6 |
| ECO B41 in 2000 play it! klundt klaus defeats black's ventura boris in 75 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Bd3 Nc6 7. O-O Nge7 8. Nc3 O-O 9. Bg5 h6 10. Bh4 a6 11. Kh1 Qe8 12. Bg3 f5 13. Bd6 f4 14. Nd2 Ba7 15. a4 Bb8 16. Nc4 f3 17. gxf3 Qh5 18. Be2 Rf4 19. Rg1 Ng6 20. Rg3 Rh4 21. Qg1 Bxd6 22. Nxd6 Nce7 23. f4 Qc5 24. Rd1 Rxf4 25. Rxg6 Nxg6 26. Qxg6 Rxf2 27. Rg1 Qe5 28. Qg3 Qxg3 29. Rxg3 b5 30. Kg1 Rf8 31. axb5 axb5 32. Nxc8 Rfxc8 33. Nxb5 Rxc2 34. Bd3 Rcc8 35. Nd4 Ra7 36. b3 g5 37. Kf2 Rac7 38. h4 |
| ECO B42 in 1989 play it! klundt klaus defeats black's lamoureux charle in 49 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. O-O Qc7 7. Qe2 d6 8. c4 b6 9. Nc3 Bb7 10. b3 g6 11. Nf3 Nbd7 12. Bf4 Bg7 13. Rac1 O-O 14. Rfd1 Ne5 15. Nxe5 dxe5 16. Be3 Nd7 17. b4 Rfc8 18. c5 bxc5 19. Na4 Bf8 20. bxc5 Qa5 21. Qc2 Rc6 22. Qb3 Rb8 23. Nb6 Nxb6 24. cxb6 Bc5 25. Rxc5 |
| ECO B23 in 1997 play it! klundt klaus defeats black's zahn wolfgang in 68 moves | 1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 Nge7 5. Nge2 a6 6. O-O g6 7. d4 cxd4 8. Nxd4 Bg7 9. Nxc6 bxc6 10. Qd6 Bb7 11. Bg5 h6 12. Be3 Qb8 13. Qd2 d5 14. Rad1 Qd6 15. Na4 O-O 16. c4 Rad8 17. Bb6 Rb8 18. Ba7 Rbd8 19. Bc5 Qd7 20. Rfe1 Rfe8 21. b3 Nc8 22. Be3 Qc7 23. cxd5 cxd5 24. Bf4 e5 25. Bxh6 dxe4 26. Qc1 Qxc1 27. Bxc1 Bf8 28. Bg5 Bb4 29. Bxd8 Bxe1 30. Nc5 Bxf2+ 31. Kxf2 e3+ 32. Kxe3 Bxg2 33. Nxa6 f5 34. Nc5 Kf7 |
| ECO B31 in 2005 play it! klundt klaus defeats black's niebling ferdina in 93 moves | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 Nf6 7. O-O O-O 8. Nc3 Re8 9. e5 Nd5 10. Ne4 b6 11. Re1 Nc7 12. Bd2 a5 13. Qe2 Ne6 14. Rad1 Ra7 15. Bc1 Nd4 16. Nxd4 cxd4 17. f4 c5 18. Qf2 Bf5 19. g4 Bxe4 20. Rxe4 f5 21. exf6 exf6 22. Rxe8+ Qxe8 23. Re1 Re7 24. Rxe7 Qxe7 25. f5 Bf8 26. Bd2 Qf7 27. b3 Bd6 28. Qf3 g5 29. Kf2 Kg7 30. Qe4 Qd7 31. Kf3 Bc7 32. Qe6 Qxe6 33. fxe6 Kf8 34. Ke4 Ke7 35. Kf5 Bg3 36. a4 Bf2 37. c3 dxc3 38. Bxc3 Bd4 39. Be1 Be5 40. h4 gxh4 41. Bxh4 Bd4 42. Bg3 c4 43. bxc4 Bc3 44. Bh4 Bd4 45. Be1 Kd6 46. Bh4 Ke7 47. Ke4 |
| ECO B47 in 2005 play it! klundt klaus defeats black's kroencke manfred in 37 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. O-O Be7 9. Re1 Nxd4 10. e5 Nxc2 11. Qxc2 Ng4 12. Qe2 h5 13. h3 Nh6 14. Qxh5 Rb8 15. Bg5 Bxg5 16. Qxg5 Kf8 17. Rac1 Kg8 18. Nd5 Qa5 19. b4 |
| ECO B42 in 1990 play it! klundt klaus defeats black's haldemann paul in 43 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. O-O Qc7 7. Qe2 d6 8. c4 g6 9. Nc3 Bg7 10. Rd1 O-O 11. Nf3 Nbd7 12. Bf4 Ne5 13. Rac1 b6 14. Nxe5 dxe5 15. Be3 Bb7 16. f3 Bc6 17. Nd5 Bxd5 18. cxd5 Qb7 19. dxe6 fxe6 20. Bc4 Rfd8 21. Rxd8+ Rxd8 22. Bxa6 |
| ECO B29 in 1996 play it! klundt klaus defeats black's bocksberger stef in 53 moves | 1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. exd5 Nxd5 5. Bb5+ Bd7 6. Ne5 Nf6 7. Nxd7 Nbxd7 8. d4 a6 9. Bxd7+ Nxd7 10. d5 g6 11. O-O Bg7 12. Re1 O-O 13. Bg5 Bf6 14. Qd2 Bxg5 15. Qxg5 e5 16. Qh6 Qe7 17. Rad1 f5 18. d6 Qg7 19. Qd2 Qf7 20. Nd5 Kh8 21. Qc3 g5 22. a4 Rab8 23. a5 g4 24. Nb6 Rbe8 25. Nxd7 Qxd7 26. Rxe5 Rxe5 27. Qxe5+ |
| ECO B41 in 1982 play it! klundt klaus defeats black's oechslein rainer in 63 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 Be6 10. Nc4 Rc8 11. Bxf6 gxf6 12. Bd3 Rg8 13. O-O Bh6 14. Nd5 Bg4 15. Be2 Bh3 16. Nce3 f5 17. exf5 Nd4 18. Bg4 Bxg4 19. Nxg4 Bg5 20. c3 Nxf5 21. f4 exf4 22. Qd3 Ne3 23. Qxh7 Rf8 24. Rae1 Kd7 25. Ngxe3 fxe3 26. Rxf7+ Rxf7 27. Qxf7+ Kc6 28. Qf3 Kd7 29. Qe4 Qe8 30. Qg4+ Kc6 31. Qc4+ Kd7 32. Nb6+ |
| ECO B33 in 1999 play it! klundt klaus defeats black's oberst thomas in 93 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 Be7 8. f4 O-O 9. Qf3 a6 10. O-O-O Qc7 11. Bb3 Nd7 12. f5 Nc5 13. g4 Ne5 14. Qh3 b5 15. g5 b4 16. Nce2 a5 17. fxe6 Nxb3+ 18. axb3 fxe6 19. Rhf1 Rxf1 20. Rxf1 a4 21. bxa4 Rxa4 22. Kb1 Nc4 23. Bc1 Ra8 24. Qf3 Ne5 25. Qb3 Qa7 26. c3 bxc3 27. Qxc3 Ba6 28. Rd1 Bc4 29. Bf4 Qa6 30. Nc1 Rc8 31. Qg3 Qb7 32. Qg2 Ng6 33. Be3 Bb3 34. Ncxb3 e5 35. Nf5 Qxb3 36. Qd2 Ra8 37. Qd5+ Qxd5 38. Rxd5 Ra6 39. b4 Kf7 40. Kc2 Nf4 41. Ra5 Rxa5 42. bxa5 Ne6 43. Bb6 Bd8 44. Bxd8 Nxd8 45. a6 Nc6 46. Nxd6+ Ke6 47. Nb5 |
| ECO B33 in 2000 play it! klundt klaus defeats black's loidl florian in 59 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Be3 Qa5 8. O-O O-O 9. Bb3 d6 10. h3 Bd7 11. f4 Qh5 12. Nf3 b5 13. a3 a5 14. Qe1 Kh8 15. Rd1 Rab8 16. Ng5 h6 17. Nxf7+ Kh7 18. e5 dxe5 19. fxe5 Nxe5 20. Nxe5 Qxe5 21. Rxf6 Rxf6 22. Rxd7 Rbf8 23. Rd3 h5 24. Qc1 Rf3 25. Ne2 R3f5 26. Nd4 R5f6 27. Rd1 a4 28. Ba2 Qe4 29. c3 Bh6 30. Bxh6 |
| ECO B33 in 1988 play it! klundt klaus defeats black's michaelsen nils in 87 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 e6 7. Bg2 Bd7 8. O-O Be7 9. h3 O-O 10. Nde2 a6 11. a4 Qc7 12. g4 Rab8 13. g5 Ne8 14. f4 b5 15. axb5 axb5 16. Ng3 b4 17. Nce2 f6 18. h4 Rb5 19. Qd3 Ra5 20. Be3 fxg5 21. hxg5 g6 22. Rxa5 Qxa5 23. Rd1 Ng7 24. Qb3 Kh8 25. Nd4 e5 26. Nxc6 Bxc6 27. f5 gxf5 28. exf5 Bxg2 29. f6 Bc6 30. fxg7+ Kxg7 31. Qe6 Qc7 32. Nf5+ Rxf5 33. Qxf5 Be8 34. Ra1 Bf7 35. Ra7 Qd8 36. Kh2 Qe8 37. b3 Kg8 38. Qe4 Bf8 39. Qxb4 Bd5 40. Qh4 Qg6 41. Rc7 Qf5 42. c4 Ba8 43. Qf2 Qg6 44. Rc8 |
| ECO B53 in 2006 play it! klundt klaus defeats black's gruenter martin by checkmate in 73 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e6 9. O-O-O Be7 10. Rhe1 h6 11. Bh4 Qa5 12. Kb1 Rd8 13. Qd2 d5 14. e5 Nd7 15. Bxe7 Kxe7 16. Nd4 Nb6 17. Nb3 Qb4 18. f4 Ke8 19. f5 Nc4 20. Qd4 Qb6 21. Qg4 Ne3 22. Qxg7 Rf8 23. Nd4 Nxd1 24. Rxd1 Bd7 25. Qxh6 Rc8 26. Qe3 Qc5 27. g4 b5 28. h4 b4 29. Nce2 exf5 30. Nf4 fxg4 31. Nh5 Qe7 32. Nf6+ Kd8 33. Nxd5 Qxh4 34. Nf6 Rc7 35. Qe4 Qh2 36. Qa8+ Ke7 37. Nd5# |
| ECO B43 in 1970 play it! klundt klaus defeats black's kiffmeyer consta in 75 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Bb7 7. O-O d6 8. a4 bxa4 9. Rxa4 Nd7 10. Nb3 Ngf6 11. Qe2 Nb8 12. Na5 Bc8 13. Rd1 e5 14. Nd5 Nxd5 15. exd5 f5 16. c4 Qf6 17. b4 Nd7 18. Nc6 f4 19. c5 Kf7 20. Bb2 Be7 21. Re1 f3 22. Qe4 Re8 23. Re3 Qh6 24. Rxf3+ Nf6 25. Qxh7 Qxh7 26. Bxh7 g6 27. Nxe7 Rxe7 28. Bg8+ Kg7 29. cxd6 Re8 30. Be6 Bxe6 31. dxe6 Rxe6 32. Rd3 Nd7 33. f4 Kf7 34. fxe5 Nxe5 35. Bxe5 Rxe5 36. d7 Ke7 37. Rxa6 Rf8 38. d8=Q+ |
| ECO B93 in 1999 play it! klundt klaus defeats black's hahn dietmar in 49 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Nbd7 8. a4 Be7 9. Bd3 O-O 10. O-O Qc7 11. Kh1 b6 12. Nh4 Bb7 13. Nf5 Rfe8 14. fxe5 dxe5 15. Bg5 Rad8 16. Qf3 Bf8 17. Rae1 Re6 18. Nd5 Qc6 19. Nh6+ gxh6 20. Nxf6+ Nxf6 21. Bxf6 Be7 22. Qg3+ Kf8 23. Qg7+ Ke8 24. Bxe7 Rxe7 25. Bb5 |
| ECO B53 in 1986 play it! klundt klaus defeats black's renner christoph in 43 moves | 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Bc4 e6 7. Be3 a6 8. Qe2 Be7 9. O-O-O O-O 10. Bb3 Qc7 11. g4 Nd7 12. Rhg1 Nc5 13. g5 b5 14. Qh5 b4 15. Rg3 bxc3 16. Rh3 Nxb3+ 17. axb3 h6 18. Rg1 Qa5 19. Kb1 Nxd4 20. Bxd4 Bxg5 21. Bxg7 cxb2 22. Bxb2 |
| ECO B93 in 1985 play it! klundt klaus defeats black's krulich in 53 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e6 7. Be2 Qc7 8. O-O Be7 9. Kh1 b6 10. e5 dxe5 11. fxe5 Nfd7 12. Bf3 Bb7 13. Bxb7 Qxb7 14. Qg4 Nc6 15. Nxc6 Qxc6 16. Bf4 O-O-O 17. Rae1 g5 18. Bg3 Rdf8 19. Qh5 Qc4 20. Qf3 Kb8 21. Rd1 Qc7 22. Nd5 exd5 23. Qxd5 Bd6 24. Qxd6 Qxd6 25. Rxd6 Nc5 26. Rxb6+ Kc7 27. Rbf6 |
| ECO B41 in 1972 play it! klundt klaus defeats black's taeger winfried in 135 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 Ne4 7. Qg4 Qa5 8. Qxe4 Bxc3+ 9. bxc3 Qxc3+ 10. Kd1 Qxa1 11. Nb5 d5 12. exd6 Na6 13. d7+ Bxd7 14. Nd6+ Ke7 15. Bxa6 Bc6 16. Nf5+ Ke8 17. Qb4 Rd8+ 18. Nd6+ Ke7 19. Ke2 Qe5+ 20. Ne4+ Ke8 21. Bxb7 Bxb7 22. Qxb7 f5 23. Bg5 Qxe4+ 24. Qxe4 fxe4 25. Bxd8 Kxd8 26. Rb1 Kc7 27. Rb4 Rd8 28. Ra4 Kb6 29. Rxe4 Rd6 30. Rh4 h6 31. Rg4 Rd7 32. Rg6 Re7 33. Ke3 Kc5 34. Ke4 Kb4 35. Rg3 a5 36. Rb3+ Kc4 37. a4 Rd7 38. Rb5 Rd5 39. Rb6 Rd2 40. Rc6+ Kb4 41. Ke3 Rd7 42. Rxe6 Kxa4 43. Rb6 Re7+ 44. Kd3 Rd7+ 45. Ke3 Re7+ 46. Kd2 Rd7+ 47. Kc1 Re7 48. Kb2 Re2 49. Rg6 Rxf2 50. Rxg7 Rf6 51. Rb7 h5 52. g3 Rf8 53. h4 Rf5 54. Rg7 Kb4 55. g4 Rf4 56. Rb7+ Kc4 57. gxh5 Rxh4 58. Rh7 Kd5 59. Rh8 Ke6 60. h6 Kf7 61. h7 Kg7 62. Ra8 Rxh7 63. Ra7+ Kg6 64. Rxh7 Kxh7 65. Ka3 Kg6 66. Ka4 Kf5 67. Kxa5 Ke5 68. c4 |
| ECO B92 in 1981 play it! klundt klaus defeats black's holfelder joachi in 39 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. f4 Qc7 9. g4 exf4 10. g5 Nfd7 11. Bxf4 Nc6 12. Qd2 Nde5 13. O-O-O O-O-O 14. Nd5 Bxd5 15. exd5 Na7 16. Qb4 Re8 17. Rhe1 Be7 18. Bxe5 dxe5 19. d6 Bxg5+ 20. Kb1 |