| ECO A27 in 1989 play it! christiansen lar defeats black's browne walter s in 67 moves | 1. c4 e5 2. Nc3 Nc6 3. Nf3 f5 4. d4 e4 5. Ne5 Nxe5 6. dxe5 Ne7 7. Bg5 h6 8. Bh4 c6 9. e3 Qa5 10. Bg3 g6 11. Be2 h5 12. a3 h4 13. Bf4 g5 14. Bxg5 Qxe5 15. Bf4 Qf6 16. O-O Ng6 17. Bc7 d6 18. f3 Qe7 19. Ba5 b6 20. Qa4 Qb7 21. fxe4 bxa5 22. c5 Ne5 23. exf5 Qg7 24. f6 Qg6 25. f7+ Ke7 26. Nd5+ Kd7 27. Nf6+ Ke6 28. Rad1 Rb8 29. Bc4+ Nxc4 30. Qxc4+ Ke7 31. cxd6+ Kd8 32. Qxc6 Qxf7 33. Nd5 Qb7 34. Qc7+ |
| ECO A10 in 1994 play it! christiansen lar defeats black's meier wolfgang in 75 moves | 1. c4 f5 2. d4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nh3 d6 6. O-O O-O 7. d5 c6 8. Nc3 Bd7 9. Rb1 Na6 10. b4 Nc7 11. Nf4 Nh5 12. Nxh5 Bxc3 13. Nf4 Bg7 14. Bb2 Bxb2 15. Rxb2 Qe8 16. h4 cxd5 17. Nxd5 Ne6 18. Qd2 Rc8 19. Rc1 Qf7 20. f4 b6 21. Rb3 Bc6 22. Ra3 Nc7 23. Nxe7+ Qxe7 24. Bxc6 Ne8 25. Re3 Qg7 26. Rd1 h6 27. b5 Kh7 28. Re6 Rb8 29. Qd4 Rf6 30. Qc5 Qg8 31. Re1 Rf7 32. Rd1 Rd7 33. a4 dxc5 34. Bd5 Ra8 35. a5 Rb8 36. Re3 Rc8 37. Rc1 Rb8 38. Be6 |
| ECO A13 in 1994 play it! christiansen lar defeats black's mueller ka in 119 moves | 1. c4 e6 2. d4 d5 3. Nc3 c6 4. g3 dxc4 5. Bg2 e5 6. dxe5 Qxd1+ 7. Nxd1 f6 8. Nf3 Nd7 9. Ne3 Bb4+ 10. Bd2 Bxd2+ 11. Kxd2 Nb6 12. Rhd1 Be6 13. Nd4 O-O-O 14. Kc3 Bd5 15. Nxd5 cxd5 16. Ne6 Re8 17. e4 dxe4 18. Nxg7 Rf8 19. Ne6 Re8 20. Rd6 fxe5 21. Nc5 Nf6 22. Rad1 Rhf8 23. a4 Nfd5+ 24. R1xd5 Nxd5+ 25. Rxd5 Rxf2 26. Bxe4 b6 27. Nb7 Re7 28. Nd6+ Kc7 29. Nb5+ Kc8 30. Rd2 Rxd2 31. Kxd2 Kb8 32. Nc3 Rf7 33. Ke2 a6 34. Bd5 Rc7 35. g4 Rc5 36. Be4 h6 37. h4 b5 38. axb5 axb5 39. Nd5 b4 40. Ne3 Kc8 41. Kd1 Kd7 42. Kc2 Ke6 43. Nf5 c3 44. Nxh6 cxb2+ 45. Kxb2 Rc4 46. Bf5+ Ke7 47. Bc2 e4 48. Nf5+ Kf6 49. Ne3 Rd4 50. g5+ Kg6 51. Kb3 Kh5 52. Nf5 Rd2 53. Bxe4 Rf2 54. Kxb4 Rf4 55. Kc5 Kg4 56. Kd5 Rxf5+ 57. Bxf5+ Kxf5 58. Kd6 Kg6 59. Ke6 Kg7 60. h5 |
| ECO A22 in 1982 play it! christiansen lar defeats black's gunawan ronny in 81 moves | 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Be7 5. a3 O-O 6. Qc2 a5 7. b3 d6 8. Bb2 Re8 9. Be2 Bf8 10. O-O g6 11. d3 Bg7 12. Rac1 h6 13. Nd2 Nh7 14. Nd5 Ne7 15. b4 c6 16. Nxe7+ Qxe7 17. b5 f5 18. bxc6 bxc6 19. Bc3 Qc7 20. Rfe1 Nf8 21. Bf1 Be6 22. f4 Nd7 23. g3 Bf7 24. Bg2 Nc5 25. Kh1 Re7 26. d4 Nd7 27. dxe5 dxe5 28. e4 exf4 29. exf5 Re3 30. fxg6 Be6 31. Bxg7 Kxg7 32. Nf1 Rxe1 33. Rxe1 Re8 34. gxf4 Qxf4 35. Ng3 Nf6 36. Qc3 Kxg6 37. Rf1 Qh4 38. Bxc6 Rc8 39. Qd3+ Kg7 40. Bd5 Ng4 41. Qc3+ |
| ECO A16 in 1978 play it! christiansen lar defeats black's botterill george in 139 moves | 1. c4 Nf6 2. Nc3 c5 3. Nf3 d5 4. cxd5 Nxd5 5. d4 g6 6. Bd2 cxd4 7. Nxd4 Bg7 8. e4 Nb6 9. Be3 O-O 10. Be2 Nc6 11. Nxc6 bxc6 12. O-O Be6 13. Qc2 Qc8 14. Rfd1 c5 15. Rac1 Qb7 16. Bxc5 Rfc8 17. Be3 Bxa2 18. b3 Rxc3 19. Qxa2 Rxc1 20. Rxc1 Rc8 21. Rxc8+ Nxc8 22. Qa4 Kf8 23. Ba6 Qc7 24. Qc4 Qxc4 25. bxc4 Nb6 26. c5 Na8 27. c6 Nc7 28. Bc4 a6 29. f4 Ke8 30. Kf2 e6 31. e5 Bf8 32. Ke2 Bb4 33. Kd3 Kd8 34. Bb6 Kc8 35. Kc2 a5 36. Kb3 Bd2 37. g3 Be1 38. Ka4 Bd2 39. Bxa5 Bxa5 40. Kxa5 Na8 41. Kb5 Kc7 42. Kc5 Nb6 43. Bb3 Nc8 44. Bc2 Ne7 45. g4 Ng8 46. Be4 Ne7 47. h3 Ng8 48. h4 Ne7 49. Bf3 Ng8 50. h5 Ne7 51. Be4 gxh5 52. gxh5 h6 53. Kb5 Nc8 54. Kc5 Na7 55. Bg2 Nc8 56. Bf3 Ne7 57. Be4 Ng8 58. f5 exf5 59. Bxf5 Ne7 60. Be4 Nc8 61. Bf3 Nb6 62. Bd1 Nc8 63. Bb3 Nb6 64. Bxf7 Na4+ 65. Kd4 Nb6 66. Be8 Nc8 67. Bd7 Nb6 68. Ke4 Kd8 69. Kf5 Ke7 70. Be6 |
| ECO A30 in 2007 play it! christiansen lar defeats black's ristic nebojsa in 61 moves | 1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. g3 Qb6 7. Ndb5 Bc5 8. Bg2 a6 9. Nd6+ Ke7 10. Nde4 Nxe4 11. Nxe4 Bb4+ 12. Bd2 d5 13. cxd5 exd5 14. Nc3 Be6 15. O-O Rad8 16. Na4 Qa5 17. Bxb4+ Qxb4 18. a3 Qd6 19. Rc1 h5 20. Nc5 Bc8 21. Qb3 Nd4 22. Qe3+ Ne6 23. Rfd1 d4 24. Qe4 b6 25. Nxe6 Qxe6 26. Rc7+ Rd7 27. Rxd7+ Bxd7 28. Qxd4 Rd8 29. Bf3 Qb3 30. Qd6+ Ke8 31. Rd3 |
| ECO A19 in 1978 play it! christiansen lar defeats black's brasket curt j u in 36 moves | 1. c4 Nf6 2. Nc3 e6 3. e4 c5 4. e5 Ng8 5. Nf3 Nc6 6. d4 cxd4 7. Nxd4 Nxe5 8. Ndb5 f6 9. Be3 b6 10. f4 Nc6 11. f5 Ne5 12. Qh5+ g6 13. fxg6 Nxg6 14. Bd3 Bg7 15. O-O a6 16. Nd6+ Kf8 17. c5 bxc5 18. Bxc5 N8e7 |
| ECO A21 in 1996 play it! christiansen lar defeats black's beckemeier werne in 103 moves | 1. c4 e5 2. Nc3 Bb4 3. Nd5 Be7 4. g3 Nf6 5. Nxe7 Qxe7 6. Bg2 O-O 7. d3 c6 8. Nf3 d5 9. O-O Rd8 10. cxd5 cxd5 11. Bg5 Nc6 12. Qa4 h6 13. Bxf6 Qxf6 14. Nd2 Qe7 15. Rfc1 Nd4 16. Kf1 Bd7 17. Qa3 Qxa3 18. bxa3 Bc6 19. Rab1 Rac8 20. Bh3 Bd7 21. Bxd7 Rxc1+ 22. Rxc1 Rxd7 23. Rc8+ Kh7 24. h4 Kg6 25. Nb3 Ne6 26. a4 Rd8 27. Rc1 Rd6 28. Rc8 Kf6 29. e3 Rc6 30. Ra8 a6 31. Rb8 b6 32. d4 exd4 33. Nxd4 Rc4 34. Rxb6 Rxa4 35. f4 Ke7 36. Nc6+ Kf6 37. g4 Rxa2 38. Nb4 Ra1+ 39. Kg2 g6 40. Nxd5+ Kg7 41. f5 gxf5 42. gxf5 Nc5 43. Nf4 Ne4 44. Nh5+ Kh7 45. Rb4 Nd6 46. Rg4 Ne8 47. Rd4 Ra5 48. e4 Re5 49. Kf3 Re7 50. Rd8 a5 51. Kf4 f6 52. Ra8 |
| ECO A16 in 2000 play it! christiansen lar defeats black's sigfusson sigurd in 51 moves | 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 c6 6. Nf3 Bg7 7. d4 O-O 8. O-O Na6 9. e4 Nxc3 10. bxc3 c5 11. h3 cxd4 12. cxd4 Be6 13. Ba3 Bc4 14. Re1 b5 15. Qd2 Qc7 16. Rac1 Rac8 17. Bf1 Qb7 18. Bxc4 Rxc4 19. Rxc4 bxc4 20. Qa5 Rb8 21. Kg2 e6 22. Rc1 Qc6 23. d5 exd5 24. exd5 Qc8 25. d6 Rb6 26. Qd5 |
| ECO A11 in 1978 play it! christiansen lar defeats black's balshan amikam in 79 moves | 1. c4 c6 2. e4 e5 3. Nf3 Qc7 4. d4 d6 5. Nc3 Bg4 6. Be2 Nd7 7. O-O Ngf6 8. Be3 Be7 9. d5 O-O 10. Nd2 Bxe2 11. Qxe2 Ne8 12. b4 c5 13. bxc5 dxc5 14. Rab1 a6 15. f4 f6 16. f5 Nd6 17. Rb3 Rab8 18. a4 Bd8 19. Ra1 b6 20. Rab1 Be7 21. Bf2 Kh8 22. Nf3 Rg8 23. Nh4 g5 24. fxg6 hxg6 25. Nd1 Nf8 26. Rh3 Kg7 27. Ne3 Kf7 28. Nhf5 Ke8 29. Nxd6+ Qxd6 30. Ng4 Kd8 31. Kh1 Kc7 32. Be1 Nd7 33. Nh6 Rgf8 34. Qg4 f5 35. exf5 Qf6 36. Bh4 g5 37. Bg3 Rh8 38. Qh5 Bf8 39. d6+ Kc8 40. Qe8+ |
| ECO A16 in 1988 play it! christiansen lar defeats black's schulz klausjuer in 103 moves | 1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. g3 Bb4 7. Bg2 O-O 8. O-O a6 9. Bf4 Re8 10. Nxc6 dxc6 11. Qxd8 Rxd8 12. Rfd1 Re8 13. Bc7 e5 14. Na4 Bg4 15. Bf3 Bxf3 16. exf3 b5 17. a3 Bf8 18. Nb6 Ra7 19. Bd6 Rb7 20. c5 Nd7 21. Nxd7 Rxd7 22. Bxf8 Rxd1+ 23. Rxd1 Kxf8 24. Rd6 Rc8 25. Kf1 Ke7 26. Ke2 a5 27. b3 f6 28. Ke3 Rc7 29. h4 a4 30. b4 g6 31. g4 Rc8 32. g5 f5 33. f4 exf4+ 34. Kxf4 Kf7 35. Rd7+ Ke6 36. Rd6+ Kf7 37. f3 Rc7 38. Rf6+ Ke7 39. Ke5 Rc8 40. h5 gxh5 41. Rh6 Kf7 42. Kxf5 Kg7 43. Rxh5 Rd8 44. Rh6 Rd3 45. f4 Rxa3 46. Rxc6 Rb3 47. Rc7+ Kf8 48. Rxh7 Rxb4 49. c6 Rc4 50. c7 Rc5+ 51. Ke6 Kg8 52. Rd7 |
| ECO A16 in 1978 play it! christiansen lar defeats black's rodriguez am in 55 moves | 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Be2 O-O 6. Nf3 e5 7. Be3 exd4 8. Nxd4 Re8 9. f3 c6 10. Qd2 d5 11. exd5 cxd5 12. O-O dxc4 13. Bxc4 a6 14. Rad1 b5 15. Bb3 Bb7 16. Bh6 Bxh6 17. Qxh6 Nbd7 18. Ne4 Bd5 19. Bxd5 Nxd5 20. Nd6 Re5 21. Nxf7 Kxf7 22. Qxh7+ Kf6 23. Qh4+ g5 24. Qh6+ Kf7 25. Nc6 Qb6+ 26. Kh1 Kg8 27. f4 gxf4 28. Rxd5 |
| ECO A22 in 1994 play it! christiansen lar defeats black's rahls peter in 71 moves | 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 g6 5. d4 exd4 6. Nxd4 Bg7 7. Nxc6 dxc6 8. Qxd8+ Kxd8 9. Bf4 Re8 10. f3 Be6 11. Be2 Nd7 12. Rc1 Bd4 13. Kd2 Kc8 14. Rhd1 b6 15. Nd5 Be5 16. Bxe5 Nxe5 17. Nf6 Rd8+ 18. Kc3 h5 19. f4 Ng4 20. Bxg4 Bxg4 21. Rf1 Rd6 22. e5 Rd8 23. h3 Bf5 24. g4 hxg4 25. hxg4 Bd7 26. f5 gxf5 27. gxf5 c5 28. Rcd1 Bc6 29. Rxd8+ Kxd8 30. Rg1 Ke7 31. Ng8+ Ke8 32. Rg7 Rd8 33. e6 fxe6 34. fxe6 Rd6 35. Nf6+ Kd8 36. e7+ |
| ECO A21 in 1977 play it! christiansen lar defeats black's matera s in 69 moves | 1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. d4 Nbd7 7. O-O O-O 8. Qc2 Re8 9. Rd1 c6 10. e4 Qe7 11. d5 a5 12. h3 Nc5 13. Be3 Bd7 14. Nd2 cxd5 15. Bxc5 dxc5 16. cxd5 a4 17. b3 a3 18. Bf1 Qd8 19. Kh2 Bh6 20. Nc4 Bf8 21. Ne3 Bh6 22. Qd3 Bxe3 23. Qxe3 b6 24. Rac1 Qe7 25. Rc2 h5 26. Bc4 Qd6 27. Be2 Kg7 28. Nb1 Bc8 29. Nd2 Nd7 30. Bb5 h4 31. g4 Qf6 32. Nc4 Rd8 33. g5 Qe7 34. Bxd7 Bxd7 35. Nxb6 |
| ECO A16 in 2000 play it! christiansen lar defeats black's paehtz elisabeth in 91 moves | 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nge2 O-O 6. Ng3 e5 7. d5 c6 8. Be2 a5 9. a3 Na6 10. b4 cxd5 11. cxd5 Bd7 12. O-O Ne8 13. Qb3 h5 14. Re1 Bf6 15. Nf1 axb4 16. axb4 Nc5 17. Rxa8 Nxb3 18. Rxd8 Bxd8 19. Bh6 Ng7 20. Bb5 Bc8 21. Bc4 Nd4 22. Nb5 Nxb5 23. Bxb5 f5 24. f3 Rf7 25. Be3 fxe4 26. fxe4 h4 27. Ra1 Bd7 28. Bxd7 Rxd7 29. Nd2 Nh5 30. Kf2 Nf4 31. Bxf4 exf4 32. Ra8 Kg7 33. Kf3 Bf6 34. Nc4 Bc3 35. b5 h3 36. gxh3 g5 37. Re8 Bb4 38. b6 Bc5 39. Re6 Kf8 40. Rf6+ Rf7 41. Rxf7+ Kxf7 42. h4 gxh4 43. h3 Kf6 44. Kxf4 Bf2 45. Kf3 Bc5 46. Kg4 |
| ECO A18 in 1990 play it! christiansen lar defeats black's lein a in 54 moves | 1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 e5 8. Nf3 exd4 9. Bg5 Qe6+ 10. Be2 Be7 11. cxd4 Bxg5 12. Nxg5 Qe7 13. Qd2 Nd7 14. O-O Nf6 15. Rfe1 O-O 16. Bd3 Qd6 17. c5 Qd8 18. Rab1 b6 19. Qf4 Bb7 20. Re3 h6 21. Rg3 hxg5 22. Qxg5 Ne8 23. Qh6 f5 24. c6 Bxc6 25. Qxc6 Rf6 26. Qc4+ Kh7 27. Rh3+ Kg6 |
| ECO A25 in 1986 play it! christiansen lar defeats black's moody david in 37 moves | 1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 d6 6. Nge2 Be7 7. O-O O-O 8. d3 Be6 9. Nd5 Bxd5 10. cxd5 Nb4 11. Qb3 Na6 12. Qxb7 Nc5 13. Qb5 Rb8 14. Qc4 a5 15. d4 Rb4 16. Qc2 Nce4 17. f3 Ng5 18. Bd2 Rb5 19. a4 |
| ECO A10 in 2003 play it! christiansen lar defeats black's quan zhe chn in 134 moves | 1. c4 g6 2. d4 Bg7 3. e4 d6 4. Nc3 Nf6 5. f3 O-O 6. Bg5 Nbd7 7. Qd2 c6 8. Nge2 a6 9. Bh6 e5 10. Bxg7 Kxg7 11. Rd1 Qe7 12. Ng3 b5 13. Be2 b4 14. Na4 c5 15. dxc5 dxc5 16. Qg5 Kh8 17. O-O Ng8 18. Qxe7 Nxe7 19. Rd6 Ra7 20. Rfd1 Rc7 21. Nf1 Nc6 22. R1d5 Nd4 23. Bd1 Re8 24. Nd2 Re6 25. Nb3 Rxd6 26. Rxd6 Nxb3 27. Bxb3 Kg7 28. Nb6 Nxb6 29. Rxb6 Kf8 30. Kf2 Ke7 31. h4 f6 32. Ba4 Bb7 33. g4 g5 34. hxg5 fxg5 35. Ke3 Kf8 36. Rh6 Rg7 37. Bc6 Bc8 38. Bd5 Rc7 39. Rb6 Ke7 40. Bg8 Kf8 41. Be6 Bb7 42. Bf5 Re7 43. Kd2 Rc7 44. Rh6 a5 45. Bxh7 a4 46. Bf5 Rg7 47. a3 bxa3 48. bxa3 Rc7 49. Rh8+ Ke7 50. Rg8 Ba6 51. Rg7+ Kd8 52. Rxg5 Bxc4 53. Rh5 Bf7 54. Rh8+ Ke7 55. g5 Rc6 56. Ra8 Rd6+ 57. Kc3 c4 58. Ra7+ Kf8 59. g6 Bxg6 60. Bxg6 Rxg6 61. Kxc4 Re6 62. Ra5 Rf6 63. Kd5 Rxf3 64. Rxa4 Rb3 65. Kxe5 Rb5+ 66. Kf6 Rb6+ 67. Ke5 Ke7 |
| ECO A20 in 1996 play it! christiansen lar defeats black's kaidanov g in 81 moves | 1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nxc6 dxc6 5. Nc3 Nf6 6. e3 Bf5 7. Qc2 Qd7 8. b3 O-O-O 9. h3 Qe6 10. Bb2 Nd7 11. Ne2 Qe8 12. O-O-O Nc5 13. Nf4 h5 14. Be2 Rh6 15. g4 Nd3+ 16. Bxd3 exd3 17. Qc3 hxg4 18. hxg4 Bxg4 19. Rxh6 gxh6 20. Rg1 Qe4 21. Qf6 Qf3 22. Rf1 Bb4 23. Bc3 Bxc3 24. Qxc3 h5 25. Qf6 Bh3 26. Rd1 Rg8 27. Re1 Qxf2 28. Rd1 Qf3 29. Re1 Qf2 30. Rd1 Qf3 31. Re1 Be6 32. Qh6 Qg3 33. Rh1 Bg4 34. Qh7 Bf3 35. Nxh5 Qg2 36. Rh2 Qg1+ 37. Kb2 Qg6 38. Nf4 Qf6+ 39. Ka3 Qe7+ 40. b4 Rg1 41. Qf5+ |
| ECO A22 in 1998 play it! christiansen lar defeats black's armas jorge in 77 moves | 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. a3 g6 8. O-O Bg7 9. d3 h6 10. Rb1 O-O 11. b4 Re8 12. e3 Bf5 13. b5 Na5 14. e4 Be6 15. Be3 Qd7 16. Na4 Nxa4 17. Qxa4 b6 18. d4 exd4 19. Bxd4 c5 20. Bxg7 Kxg7 21. Ne5 Qc7 22. f4 Rad8 23. Qc2 Bc8 24. Rbe1 a6 25. bxa6 Bxa6 26. Rf2 Bc8 27. Nf3 Nc6 28. Qb2+ Kg8 29. Qf6 Bg4 30. Qh4 Bxf3 31. Bxf3 Nd4 32. Qxh6 c4 33. Bg4 Qc5 34. Kg2 Qc6 35. f5 Rxe4 36. Rxe4 Qxe4+ 37. Kh3 Rd5 38. f6 Ne6 39. Re2 |