| ECO A05 in 2001 play it! donaldson john w defeats white's wojtkiewicz alek in 60 moves | 1. Nf3 Nf6 2. c4 c6 3. d4 d5 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. a4 e6 8. axb5 Nxc3 9. bxc3 cxb5 10. Ng5 Bb7 11. Qh5 g6 12. Qg4 Be7 13. Be2 Nd7 14. Rb1 a6 15. Bxc4 Qc7 16. Bxe6 fxe6 17. Qxe6 Rf8 18. c4 Qc6 19. f3 Rc8 20. cxb5 axb5 21. O-O Qxe6 22. Nxe6 Rf7 23. Rd1 b4 24. Bd2 Bd5 25. Nf4 Rxf4 26. Bxf4 b3 27. Rd3 Nf8 28. Rdxb3 Bxb3 29. Rxb3 Ne6 30. Be3 Rd8 |
| ECO A04 in 2002 play it! donaldson john w defeats white's kamberi sonny in 120 moves | 1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 d6 5. Nc3 Qa5 6. Be2 Bg4 7. dxc5 dxc5 8. O-O Nc6 9. Bd2 Nf6 10. Nd5 Qd8 11. Bc3 O-O 12. h3 Bxf3 13. Bxf3 Nd7 14. Be2 e6 15. Ne3 Qe7 16. Qc2 Nd4 17. Bxd4 Bxd4 18. Ng4 Rfd8 19. Nh2 Ne5 20. Rad1 Nc6 21. Nf3 Qf6 22. Rd2 Be5 23. Rfd1 Nd4 24. Nxd4 Rxd4 25. b3 Rad8 26. Rxd4 Bxd4 27. Bf3 e5 28. Qe2 h5 29. Kf1 Rd6 30. Rd3 Qh4 31. a3 Ra6 32. a4 Rf6 33. g3 Qxh3+ 34. Bg2 Qd7 35. Rf3 Rd6 36. Rd3 Qd8 37. Qd1 h4 38. gxh4 Qxh4 39. Qe2 Qd8 40. Qg4 Kg7 41. Bh3 Qa5 42. Qd1 Qb4 43. Kg2 a6 44. Bc8 b5 45. axb5 axb5 46. cxb5 Qxb5 47. Bg4 Qb7 48. Bf3 Rb6 49. Kg1 Ra6 50. Qc2 Ra3 51. Bg2 Qa6 52. Rf3 Ra1+ 53. Kh2 Ra2 54. Bf1 Qa7 55. Qb1 Bxf2 56. Bc4 Be3+ 57. Kh1 Bf4 58. Qd3 Rh2+ 59. Kg1 Qa2 60. Qf1 Rh1+ |
| ECO A04 in 2002 play it! donaldson john w defeats white's kuplicki rayus in 52 moves | 1. Nf3 c5 2. g3 Nc6 3. Bg2 e5 4. d3 d5 5. O-O f6 6. c4 Nge7 7. Nc3 Be6 8. b3 d4 9. Ne4 Ng6 10. Ba3 b6 11. e3 Be7 12. Ne1 Qd7 13. Nc2 O-O 14. Qd2 Bh3 15. f4 Bxg2 16. Kxg2 dxe3 17. Qxe3 exf4 18. gxf4 f5 19. Ng5 Bxg5 20. fxg5 Rae8 21. Qf2 Qxd3 22. Rad1 Qe4+ 23. Kg1 f4 24. Rd5 Nce5 25. Qg2 f3 26. Re1 Qxd5 |
| ECO A05 in 1978 play it! donaldson john w defeats white's verduga denis me in 90 moves | 1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. d4 cxd4 7. Nxd4 Nc6 8. Nc3 Nxd4 9. Qxd4 d6 10. Bg5 Qa5 11. Qd2 Be6 12. b3 Rab8 13. Rac1 Rfc8 14. Rc2 a6 15. Bxf6 Bxf6 16. Nd5 Qxd2 17. Nxf6+ Kg7 18. Nh5+ Kh6 19. Rxd2 Kxh5 20. Bd5 Kh6 21. Bxe6 fxe6 22. f4 Rc5 23. e4 Rbc8 24. Rf3 Kg7 25. Kf2 a5 26. a4 Kf7 27. g4 h5 28. h3 Rh8 29. Ke3 Ke8 30. g5 Kd7 31. h4 Rf8 32. Rd3 Rf7 33. e5 Kc6 34. Ke4 Rf5 35. exd6 exd6 36. Kd4 Kd7 37. Kc3 Rc8 38. Kd4 Rcf8 39. Ke4 Kc6 40. Rc3 Kc5 41. Rcd3 b6 42. Rde3 R8f7 43. Rd3 e5 44. Rd5+ Kc6 45. Ke3 Rxf4 |
| ECO A05 in 1991 play it! donaldson john w defeats white's russell corey in 64 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 Nh5 10. g3 f5 11. Ng5 Nf6 12. f3 c6 13. b5 h6 14. Ne6 Bxe6 15. dxe6 Qb6+ 16. Kg2 Qd4 17. Bb2 fxe4 18. fxe4 Rae8 19. Qc2 Nc8 20. Rad1 Qb6 21. bxc6 bxc6 22. Ba3 Qc7 23. c5 d5 24. exd5 cxd5 25. Nxd5 Nxd5 26. Rxf8+ Rxf8 27. Rxd5 Qc6 28. Qe4 Ne7 29. Bc4 Kh7 30. Kh3 Qxe6+ 31. Kg2 Nxd5 32. Bxd5 Qa6 |
| ECO A04 in 1988 play it! donaldson john w defeats white's juan john in 74 moves | 1. Nf3 c5 2. d3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nbd2 e5 6. e4 Nge7 7. a4 d6 8. Nc4 h6 9. c3 Be6 10. O-O O-O 11. Be3 f5 12. Qd2 fxe4 13. Nh4 exd3 14. Qxd3 d5 15. Bxc5 dxc4 16. Qc2 g5 17. Ng6 Nxg6 18. Qxg6 Qf6 19. Qc2 Rfd8 20. Rad1 Bf5 21. Qc1 Bd3 22. Rfe1 Bf8 23. Qe3 Bxc5 24. Qxc5 Qd6 25. Qe3 Qc7 26. h4 Qg7 27. hxg5 Qxg5 28. Qc5 e4 29. Qxg5+ hxg5 30. Bxe4 Rd6 31. b3 Rad8 32. bxc4 Bxc4 33. Rxd6 Rxd6 34. Bxc6 Rxc6 35. Kg2 g4 36. Kg1 Bd5 37. f4 gxf3 |
| ECO A04 in 1989 play it! donaldson john w defeats white's beelby matthew a in 66 moves | 1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. d5 Nf6 5. Nc3 d6 6. e4 O-O 7. Be2 e6 8. O-O Re8 9. Nd2 Na6 10. f4 exd5 11. cxd5 Nc7 12. a4 b6 13. Re1 h5 14. Qc2 Rb8 15. Rb1 Ng4 16. Bxg4 hxg4 17. Nc4 a6 18. Be3 b5 19. axb5 axb5 20. Nxd6 Qxd6 21. e5 Qd7 22. Rbd1 b4 23. Ne4 Nxd5 24. Qxc5 Rb5 25. Qc1 Bb7 26. Nd6 Bf8 27. Nxe8 Qxe8 28. Bf2 Qe6 29. Qc4 Ba6 30. Qe4 b3 31. Kh1 Bb7 32. Bd4 Rb4 33. Rd2 Bh6 |
| ECO A04 in 1993 play it! donaldson john w defeats white's kitagami show in 140 moves | 1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. O-O Bg7 5. e4 e5 6. d3 Nge7 7. Nc3 O-O 8. Nh4 d6 9. f4 exf4 10. gxf4 f5 11. Kh1 Be6 12. Nd5 Qd7 13. c3 Rae8 14. Be3 b5 15. Qd2 Kh8 16. Bg1 Bg8 17. Rae1 fxe4 18. dxe4 Nxd5 19. exd5 Ne7 20. Re3 Nf5 21. Rh3 Nxh4 22. Rxh4 Qf5 23. Rd1 Re7 24. Bh3 Qf6 25. Rg4 Rfe8 26. Qd3 c4 27. Qf3 Re1 28. Rg2 Rxd1 29. Qxd1 Qxf4 30. Rd2 a5 31. a3 Qe4+ 32. Bg2 Qe1 33. Qc2 Re5 34. Rf2 Rg5 35. Qd2 Qxd2 36. Rxd2 Re5 37. Bf3 Re1 38. Kg2 Be5 39. Bf2 Rc1 40. Be2 Kg7 41. Be3 h5 42. Bf3 Ra1 43. Rf2 Ra2 44. Bb6 a4 45. Re2 g5 46. h3 Bf7 47. Be3 Bf6 48. Bf2 Ra1 49. Rd2 Be5 50. Be3 Bf4 51. Bd4+ Kf8 52. Re2 Rd1 53. Kf2 Rd2 54. Rxd2 Bxd2 55. Be3 Bxe3+ 56. Kxe3 Ke7 57. Be4 Kf6 58. Kd4 g4 59. h4 Bg6 60. Bxg6 Kxg6 61. Ke4 g3 62. Kf3 Kf5 63. Kxg3 Ke4 64. Kg2 Kd3 65. Kf3 Kc2 66. Kf4 Kxb2 67. Kg5 b4 68. Kxh5 bxc3 69. Kg6 c2 70. h5 c1=Q |
| ECO A04 in 1997 play it! donaldson john w defeats white's zamora jorge in 64 moves | 1. Nf3 c5 2. e4 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Na3 Bg4 7. Bc4 Qe4+ 8. Be3 cxd4 9. cxd4 e6 10. Nc2 Be7 11. Be2 O-O 12. O-O Rfd8 13. h3 Bf5 14. Rc1 Qd5 15. b3 Rac8 16. Bc4 Qd6 17. Bd3 Ne4 18. Bxe4 Bxe4 19. Nd2 Bg6 20. Nf3 Bf6 21. Qe2 Ne7 22. Bg5 Bxg5 23. Nxg5 Qf4 24. Nf3 Be4 25. Ne3 Rxc1 26. Rxc1 Nc6 27. Nd2 Nxd4 28. Qc4 Bc6 29. Ndf1 h5 30. Rd1 Rd7 31. Rd2 Nf3+ 32. gxf3 Qxf3 |
| ECO A05 in 1991 play it! donaldson john w defeats white's enright paul in 104 moves | 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O c5 6. b3 Be7 7. Bb2 O-O 8. e3 a6 9. Nc3 d6 10. d3 Nbd7 11. Qe2 Re8 12. e4 Qc7 13. Rac1 Rad8 14. d4 cxd4 15. Nxd4 Qb8 16. Rfe1 Bf8 17. Rcd1 Nc5 18. f3 Qa8 19. Nc2 Rc8 20. Ne3 Bc6 21. Rd2 Be7 22. Qd1 b5 23. b4 Ncd7 24. cxb5 axb5 25. a3 Qa7 26. Kh1 Red8 27. Bf1 Qb7 28. Ncd5 Bf8 29. Nxf6+ Nxf6 30. Bg2 Be7 31. Nc2 d5 32. e5 Nd7 33. Bd4 Nb6 34. Bxb6 Qxb6 35. Nd4 Bd7 36. f4 Rc3 37. Rd3 Rdc8 38. Qd2 Rxd3 39. Qxd3 Rc4 40. Rd1 Qc7 41. Qd2 Rc3 42. Ra1 f6 43. Bf1 fxe5 44. fxe5 h6 45. Bxb5 Bg5 46. Qe2 Re3 47. Qg4 Re4 48. Qd1 Rxd4 49. Qxd4 Bxb5 50. a4 Be2 51. Kg1 Bf3 52. Kf2 Be4 |
| ECO A04 in 2002 play it! donaldson john w defeats white's nambiar vivek in 76 moves | 1. Nf3 g6 2. c4 Bg7 3. Nc3 Nf6 4. g3 O-O 5. Bg2 d5 6. cxd5 Nxd5 7. O-O Nc6 8. d4 Nb6 9. d5 Na5 10. e4 c6 11. dxc6 Nxc6 12. Qe2 Bg4 13. Be3 Nd4 14. Bxd4 Bxf3 15. Bxf3 Qxd4 16. Rfd1 Qe5 17. Bg2 Rac8 18. Rac1 Qa5 19. e5 Qxe5 20. Qxe5 Bxe5 21. Bxb7 Rb8 22. Ba6 e6 23. b3 Rfd8 24. Rxd8+ Rxd8 25. Rd1 Rb8 26. Rd3 Kf8 27. Kf1 Ke7 28. f4 Bg7 29. a3 Na8 30. Ne4 Nc7 31. Bc4 Nb5 32. b4 Nd4 33. Nc5 Rc8 34. Ba6 Rd8 35. b5 Nc2 36. Rxd8 Kxd8 37. a4 Kc7 38. Bb7 Bf8 |
| ECO A34 in 1991 play it! donaldson john w defeats white's berry jonathan in 70 moves | 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. Nf3 e5 6. O-O d6 7. d3 Nge7 8. Ne1 Be6 9. Nc2 d5 10. cxd5 Nxd5 11. Ne3 Nde7 12. Ne4 b6 13. Nc4 O-O 14. Bg5 f6 15. Bd2 Qd7 16. Re1 Rad8 17. Rc1 h6 18. a4 f5 19. Ned6 f4 20. Bc3 Nd4 21. Bxd4 exd4 22. Qd2 Nd5 23. Ne4 Bh3 24. Bh1 Qe7 25. a5 h5 26. axb6 axb6 27. Qc2 fxg3 28. hxg3 h4 29. Qb3 hxg3 30. Nxg3 Be6 31. Nxb6 Nf4 32. Qc2 Nh3+ 33. Kh2 Rxf2+ 34. Bg2 Be5 35. Qxc5 Qg5 |
| ECO A30 in 1984 play it! donaldson john w defeats white's baja victor usa in 71 moves | 1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. e3 e5 6. Nge2 Nge7 7. Nd5 Nxd5 8. cxd5 Ne7 9. Nc3 d6 10. O-O O-O 11. d3 Bd7 12. Rb1 b5 13. b4 cxb4 14. Rxb4 a5 15. Rb1 b4 16. Ne2 Qb6 17. a3 Rfb8 18. axb4 axb4 19. Bb2 Ra5 20. d4 exd4 21. Nxd4 Ba4 22. Nb3 Bxb2 23. Rxb2 Rc5 24. Nxc5 Bxd1 25. Nd7 Qc7 26. Nxb8 Qc3 27. Ra2 Bc2 28. Ra8 Kg7 29. Nc6 Nf5 30. Nxb4 Qxb4 31. Raa1 Be4 32. Bxe4 Qxe4 33. Rad1 g5 34. h3 h5 35. Kh2 Qf3 36. Kg1 |
| ECO A22 in 2001 play it! donaldson john w defeats white's berry jim in 80 moves | 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. a3 Bxc3 6. bxc3 Re8 7. e4 c6 8. Ne2 d5 9. cxd5 cxd5 10. exd5 Nxd5 11. O-O Nc6 12. c4 Nb6 13. c5 Nc4 14. d3 N4a5 15. Bb2 Be6 16. Nc3 Nb3 17. Ne4 Qe7 18. Nd6 Red8 19. Bxc6 bxc6 20. d4 exd4 21. Bxd4 Nxa1 22. Qxa1 f6 23. Re1 Rf8 24. Re3 Qd7 25. Qe1 Bd5 26. Qf1 Rab8 27. h4 Rb3 28. Rxb3 Bxb3 29. f4 Qg4 30. Kh2 Bd5 31. Nc4 Re8 32. Ne3 Qf3 33. Qg1 Qe2+ 34. Kh3 h5 35. Nxd5 Qe6+ 36. Kh2 Qxd5 37. Qf2 Qe4 38. Qa2+ Qe6 39. Qg2 Qe4 40. Qa2+ Kf8 |
| ECO A30 in 1995 play it! donaldson john w defeats white's quinn mark in 80 moves | 1. c4 c5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nc6 5. O-O e5 6. Nc3 d6 7. d3 Nge7 8. Rb1 O-O 9. a3 a5 10. Ne1 Be6 11. Nc2 d5 12. cxd5 Nxd5 13. Ne3 Nde7 14. Nc4 Rb8 15. Nb5 b6 16. Bd2 Qd7 17. Re1 Rfd8 18. Qc1 Nd5 19. b3 f6 20. Qc2 Bf8 21. Rec1 Re8 22. e3 Red8 23. Be1 Nce7 24. a4 Nc6 25. Rd1 Bg4 26. f3 Ndb4 27. Qc3 Be6 28. Rb2 Bg7 29. Rbd2 f5 30. Qc1 f4 31. Bf2 fxe3 32. Bxe3 Nd5 33. Bg5 Rf8 34. Re2 Nd4 35. Nxd4 exd4 36. Rde1 Rfe8 37. f4 Nc3 38. Re5 h6 39. f5 Bxc4 40. Rxe8+ Rxe8 |
| ECO A34 in 1991 play it! donaldson john w defeats white's perez emmanuel in 78 moves | 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 a6 6. e4 b5 7. Nge2 Rb8 8. O-O d6 9. f4 Bd7 10. Rb1 Nf6 11. h3 O-O 12. Be3 Ne8 13. Qd2 Nd4 14. Nd1 Nc7 15. f5 Nxe2+ 16. Qxe2 e6 17. fxg6 hxg6 18. g4 Bd4 19. Nf2 Bxe3 20. Qxe3 e5 21. g5 Kg7 22. b4 cxb4 23. c5 Ne6 24. cxd6 Nf4 25. Qf3 Qxg5 26. d4 exd4 27. Rxb4 Rbc8 28. Ng4 Nxg2 29. Qxg2 Bxg4 30. hxg4 Qe5 31. Rb3 Qxd6 32. Rh3 Rc3 33. Rhf3 Rxf3 34. Qxf3 Qe5 35. Kg2 Qe6 36. Rf2 Re8 37. e5 d3 38. g5 Rd8 39. Qf4 Rd5 |
| ECO A02 in 1995 play it! donaldson john w defeats white's gordon stephen in 98 moves | 1. f4 g6 2. Nf3 Bg7 3. e3 c5 4. c4 Nf6 5. Nc3 O-O 6. Be2 d5 7. cxd5 Nxd5 8. O-O Nc6 9. a3 b6 10. Qc2 Bb7 11. Bc4 e6 12. d3 Rc8 13. Bd2 a6 14. Rad1 b5 15. Ba2 Nd4 16. exd4 cxd4 17. Ne5 dxc3 18. bxc3 Qd6 19. d4 Qxa3 20. Bxd5 Bxd5 21. Ra1 Qd6 22. Qb2 Bc4 23. Rfe1 Rfd8 24. Ra5 Bd5 25. Rea1 Bb7 26. Qa2 Rc7 27. Rb1 h5 28. Rb2 Rdc8 29. h3 Bh6 30. Qb3 Kg7 31. Ra1 f6 32. Nd3 Be4 33. Nc5 Rxc5 34. dxc5 Qxc5+ 35. Kh2 Qf2 36. Bc1 Bxf4+ 37. Bxf4 Qxf4+ 38. Kh1 Qe3 39. Qd1 Bd5 40. Rxa6 Qxh3+ 41. Kg1 Qe3+ 42. Kh1 Rxc3 43. Ra1 Rc4 44. Qe1 Qxe1+ 45. Rxe1 b4 46. Kg1 Rg4 47. Rc1 b3 48. Rc3 h4 49. Kf1 g5 |
| ECO A00 in 2001 play it! donaldson john w defeats white's brasket curt j in 58 moves | 1. g3 c5 2. Nf3 g6 3. Bg2 Bg7 4. d4 cxd4 5. Nxd4 Nc6 6. Nb3 Nf6 7. Nc3 d6 8. O-O O-O 9. h3 Be6 10. e4 Rc8 11. Nd5 Ne5 12. Nd4 Bd7 13. b3 Nc6 14. Bb2 Nxd5 15. exd5 Nxd4 16. Bxd4 Bxd4 17. Qxd4 Rxc2 18. Qxa7 Qc8 19. h4 Bb5 20. Rfe1 Qc3 21. Be4 Re2 22. Rec1 Qf6 23. Bg2 Kg7 24. f3 Rc8 25. Bf1 Rec2 26. Rxc2 Rxc2 27. Re1 Bxf1 28. Rxf1 Qe5 29. f4 Qc3 |
| ECO A00 in 2003 play it! donaldson john w defeats white's martin richard in 34 moves | 1. b4 c6 2. Bb2 a5 3. a3 axb4 4. axb4 Rxa1 5. Bxa1 Qb6 6. c3 d5 7. e3 Bf5 8. d3 Nf6 9. Na3 e6 10. Qb3 Na6 11. d4 Nxb4 12. cxb4 Qxb4+ 13. Qxb4 Bxb4+ 14. Kd1 Bxa3 15. Be2 Ne4 16. g4 Nxf2+ 17. Ke1 Nxg4 |
| ECO A00 in 1993 play it! donaldson john w defeats white's menaster ray in 98 moves | 1. b4 c6 2. Bb2 a5 3. a3 axb4 4. axb4 Rxa1 5. Bxa1 Qb6 6. c3 d5 7. e3 Bf5 8. Nf3 Qa7 9. Nd4 Bg6 10. Nb3 Nf6 11. Be2 e6 12. O-O Bd6 13. d4 O-O 14. Bd3 Nbd7 15. Bxg6 hxg6 16. N1d2 e5 17. Bb2 exd4 18. exd4 Ra8 19. Qc2 Qb8 20. g3 Qe8 21. Nc1 Qe6 22. Kg2 b5 23. Qd3 Nb6 24. Ncb3 Nc4 25. Bc1 Qf5 26. Qxf5 gxf5 27. Re1 Ra2 28. Nxc4 dxc4 29. Na5 Ne4 30. Be3 Nxc3 31. Nxc6 Nd5 32. Kf1 Nxb4 33. Nxb4 Bxb4 34. Rb1 Ra4 35. Ke2 Kf8 36. h3 Ke7 37. g4 fxg4 38. hxg4 Kd6 39. Kd1 Kc6 40. g5 Kd5 41. Kc2 g6 42. f3 Kc6 43. f4 Kd5 44. Bg1 Ke4 45. d5 Kxd5 46. Rd1+ Kc6 47. Rd8 Ra2+ 48. Kb1 Rd2 49. Rxd2 Bxd2 |