| ECO A05 in 1962 play it! zwaig arne defeats white's noi in 72 moves | 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 c5 5. c3 Na6 6. O-O O-O 7. Nbd2 d5 8. Re1 b6 9. e4 Nxe4 10. Nxe4 dxe4 11. Rxe4 Bb7 12. Re2 cxd4 13. Nxd4 Bxg2 14. Kxg2 e5 15. Qa4 Nc5 16. Qd1 exd4 17. cxd4 Qd5+ 18. Kg1 Bxd4 19. Be3 Rad8 20. Rd2 Ne6 21. Qa4 Qa5 22. Qxa5 bxa5 23. Bxd4 Rxd4 24. Rc2 Rfd8 25. Kg2 Rd2 26. Rac1 Ng5 27. b3 Ne4 28. Kf3 Nxf2 29. Rc8 Rxc8 30. Rxc8+ Kg7 31. a3 h5 32. Rc5 Ng4 33. h3 Rf2+ 34. Ke4 Nf6+ 35. Ke3 Rg2 36. Kf3 Rxg3+ |
| ECO A15 in 1968 play it! zwaig arne defeats white's hobson ronald in 76 moves | 1. c4 Nf6 2. Nf3 g6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Bg7 6. d4 O-O 7. Bg2 c5 8. e3 Nc6 9. O-O cxd4 10. Nxd5 Qxd5 11. Nxd4 Qc5 12. Nxc6 bxc6 13. Rb1 Ba6 14. b4 Qf5 15. e4 Qe6 16. Qc2 Bxf1 17. Bxf1 Rfd8 18. Be3 Bd4 19. Bc4 Qf6 20. Qe2 Bxe3 21. fxe3 e6 22. Rf1 Qe5 23. Qf2 Rd7 24. a4 Qxe4 25. Rc1 Rad8 26. Be2 Qxb4 27. Rf1 f5 28. Qf3 Rd2 29. Rf2 R8d6 30. Kg2 Qe4 31. Qxe4 fxe4 32. Kf1 Rc2 33. a5 Rdd2 34. h4 h5 35. a6 Kg7 36. Ke1 Rb2 37. Kf1 c5 38. Ke1 c4 |
| ECO A17 in 1968 play it! zwaig arne defeats white's schorr leon in 80 moves | 1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. cxd5 exd5 5. Nf3 Be7 6. Bg2 O-O 7. d4 Ne4 8. O-O Be6 9. Qc2 Nxc3 10. Qxc3 Nd7 11. Bd2 c6 12. Rfc1 Rc8 13. Be1 b6 14. Qd3 Bd6 15. Qa6 Rc7 16. Qd3 f5 17. e3 g5 18. Rc3 Qf6 19. Rac1 Rfc8 20. Qc2 c5 21. dxc5 bxc5 22. Qd1 g4 23. Nh4 d4 24. exd4 cxd4 25. Rxc7 Rxc7 26. Rxc7 Bxc7 27. Qc1 Bb6 28. Bd2 Nc5 29. Bg5 Qe5 30. Bf1 Ne4 31. Bf4 Qd5 32. Bd3 Nc5 33. Bb5 d3 34. Qd2 a6 35. Bc6 Qxc6 36. Be5 Ne4 37. Qh6 Bxf2+ 38. Kf1 Qd7 39. Ng6 Bc5 40. Nf4 d2 |
| ECO A00 in 1962 play it! zwaig arne defeats white's veizaj in 80 moves | 1. e3 g6 2. d4 Bg7 3. c4 Nf6 4. Nf3 O-O 5. Be2 c5 6. d5 d6 7. O-O e5 8. Ne1 Ne8 9. f4 f5 10. Qc2 exf4 11. exf4 Nd7 12. Nc3 Ndf6 13. Kh1 Nc7 14. Be3 Re8 15. Bg1 Rb8 16. Rb1 Ng4 17. Qd3 Qe7 18. Bf3 Bd7 19. Nc2 b5 20. b4 Qf6 21. Rb3 cxb4 22. Nxb4 a5 23. Nc6 bxc4 24. Nxb8 cxd3 25. Nxd7 Qe7 26. Nb6 Ne3 27. Rfb1 d2 28. Nca4 d1=Q 29. Bxd1 Nexd5 30. Nxd5 Nxd5 31. Rb7 Qe4 32. Bb3 Kh8 33. Bxd5 Qxd5 34. Rd7 Qxa2 35. Rbb7 Bf6 36. Rxd6 Qa1 37. Rxf6 Qxf6 38. h3 Rd8 39. Kh2 Kg8 40. Nc5 Qc6 |
| ECO C44 in 1973 play it! zwaig arne defeats white's wibe terje paul in 82 moves | 1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. Qa4 f6 5. exd5 Qxd5 6. d4 e4 7. Nfd2 Bf5 8. Na3 Ne7 9. Ndc4 Qd7 10. Bf4 Nd5 11. Bg3 h5 12. h4 Be6 13. Nb5 a6 14. Nxc7+ Nxc7 15. Nb6 Qd8 16. Bxc7 Qxc7 17. Nxa8 Qf4 18. Bxa6 e3 19. O-O-O exf2+ 20. Kb1 bxa6 21. Qxc6+ Kf7 22. Qc7+ Qxc7 23. Nxc7 Bf5+ 24. Kc1 Bd6 25. Rd2 Bxc7 26. Rxf2 Be4 27. b3 Bg3 28. Re2 Bd3 29. Kd2 Bxe2 30. Kxe2 g5 31. hxg5 fxg5 32. c4 g4 33. b4 Re8+ 34. Kd3 h4 35. a4 Re1 36. Rxe1 Bxe1 37. Ke4 Bxb4 38. Kf4 h3 39. gxh3 gxh3 40. Kg3 Kf6 41. Kxh3 Kf5 |
| ECO C70 in 1968 play it! zwaig arne defeats white's schendstock bern in 88 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. O-O d6 7. d4 Nxb3 8. axb3 f6 9. c4 b4 10. d5 Bb7 11. Qe2 c5 12. dxc6 Bxc6 13. Rd1 Qc8 14. Nbd2 Qb7 15. Ne1 Nh6 16. f3 f5 17. exf5 Nxf5 18. Nc2 Be7 19. Ne4 O-O 20. Qd3 d5 21. cxd5 Bb5 22. Qd2 Rad8 23. Kh1 Bc6 24. dxc6 Rxd2 25. Bxd2 Qxc6 26. Nxb4 Qb5 27. Nxa6 Rd8 28. b4 Nh4 29. Re1 Qd3 30. Nac5 Qc2 31. Rac1 Qxb2 32. Rb1 Qa2 33. Ra1 Qb2 34. Rab1 Qa2 35. Ra1 Qf7 36. Ra7 Qg6 37. Rg1 Re8 38. Rxe7 Rxe7 39. Bg5 Nf5 40. Bxe7 Nxe7 41. Ra1 h6 42. Ra8+ Kh7 43. b5 Qb6 44. Nd7 Qxb5 |
| ECO C70 in 1966 play it! zwaig arne defeats white's rocha antonio po in 82 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. O-O Nxb3 7. axb3 d6 8. Nc3 Bb7 9. d3 g6 10. Bg5 f6 11. Be3 Nh6 12. Ne1 Bg7 13. f4 exf4 14. Bxf4 O-O 15. Qd2 Nf7 16. Nf3 Qd7 17. Rae1 Rae8 18. Qf2 Ne5 19. Bxe5 dxe5 20. Qg3 f5 21. Qh3 Bc8 22. Qh4 Qd6 23. Kh1 Bb7 24. h3 h6 25. Nh2 Kh7 26. Nf3 c5 27. Ng5+ Kg8 28. Nf3 b4 29. Na4 Rc8 30. Qg3 fxe4 31. dxe4 Rf4 32. Rd1 Qf6 33. Nd2 Rd8 34. Rxf4 exf4 35. Qf2 Bxe4 36. Re1 Bxc2 37. Nxc5 Qd4 38. Qxd4 Bxd4 39. Nxa6 Bf2 40. Re2 Be3 41. Nxb4 Bd1 |
| ECO C44 in 1972 play it! zwaig arne defeats white's westerinen heikk in 72 moves | 1. e4 e5 2. Nf3 Nc6 3. Be2 g6 4. d4 exd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Nc3 O-O 8. Qd2 Re8 9. f3 d5 10. exd5 Nxd5 11. Nxd5 Qxd5 12. Nxc6 bxc6 13. Rb1 Bf5 14. b3 Rxe3 15. Qxe3 Bxc2 16. Rc1 Bd4 17. Qf4 g5 18. Qg3 Bc3+ 19. Kf1 Qd2 20. Rxc2 Qxc2 21. Qxg5+ Kh8 22. Qe3 Rd8 23. g3 Rd2 24. Qe7 Kg8 25. h4 h6 26. h5 Qb1+ 27. Kg2 Qxa2 28. Kf1 Bf6 29. Qxf6 Qb1+ 30. Kf2 Qxh1 31. Qe5 Qh2+ 32. Ke1 Rd5 33. Qxc7 Qg1+ 34. Bf1 Qe3+ 35. Be2 Rc5 36. Qd8+ Kg7 |
| ECO C70 in 1968 play it! zwaig arne defeats white's wantz fernand in 32 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. Nxe5 Nxb3 7. axb3 Qg5 8. Ng4 d5 9. Ne3 d4 10. h4 Qg6 11. Nf1 Qxg2 12. Ng3 Bd6 13. e5 Bb7 14. Qh5 Nf6 15. exf6 O-O 16. Qg5 Rfe8+ |
| ECO C70 in 1969 play it! zwaig arne defeats white's wahlbom magnus in 78 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. O-O d6 7. d4 Nxb3 8. axb3 f6 9. c4 b4 10. Be3 Bb7 11. Nbd2 c5 12. dxe5 dxe5 13. Nh4 g6 14. Qe2 Bd6 15. Rfd1 Ne7 16. Nf1 Qc7 17. Nf5 gxf5 18. Rxd6 Qxd6 19. Qh5+ Ng6 20. exf5 O-O-O 21. fxg6 hxg6 22. Qxg6 Rhg8 23. Qf5+ Qd7 24. Qxd7+ Rxd7 25. g3 Rd3 26. Bxc5 Rxb3 27. Be7 Kd7 28. Bxf6 Ke6 29. Bh4 Rxb2 30. Rd1 b3 31. c5 Bf3 32. Rd6+ Kf5 33. Nd2 Rxd2 34. Rxd2 Rb8 35. Rb2 Rb5 36. c6 Rc5 37. Rb1 b2 38. g4+ Kxg4 39. h3+ Kxh4 |
| ECO C89 in 1965 play it! zwaig arne defeats white's huebner robert in 66 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. h3 Nb8 10. d4 Nbd7 11. Nh4 Nb6 12. Nf5 Bxf5 13. exf5 exd4 14. Qxd4 d5 15. Bg5 Nc4 16. Bxc4 bxc4 17. Nd2 h6 18. Bh4 Re8 19. Bxf6 Bxf6 20. Rxe8+ Qxe8 21. Qxd5 Rb8 22. Nxc4 Qe2 23. Qc6 Re8 24. Qxc7 Re4 25. Nd6 Re7 26. Qd8+ Kh7 27. Qb6 Be5 28. c4 Qd2 29. Ne4 Qf4 30. Ng3 Bd4 31. Qb4 Qxf2+ 32. Kh2 Re3 33. Nf1 Rd3 |
| ECO C70 in 1971 play it! zwaig arne defeats white's pedersen karl in 58 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. O-O d6 7. d3 Nxb3 8. axb3 Bb7 9. Nc3 Ne7 10. Ne2 g6 11. Ng3 Bg7 12. c4 O-O 13. d4 exd4 14. Nxd4 Qd7 15. Qd3 d5 16. Nf3 d4 17. Bg5 bxc4 18. Qxc4 Nc6 19. Rfd1 a5 20. Rac1 Ra6 21. Qc5 Rb6 22. e5 Rxb3 23. Bf6 Bh6 24. Rc4 Re8 25. Nxd4 Bf8 26. e6 Rxe6 27. Qg5 Rb4 28. Rxb4 axb4 29. Ngf5 Nxd4 |
| ECO C70 in 1969 play it! zwaig arne defeats white's camilleri henry in 76 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. d3 d6 7. c3 Nxb3 8. Qxb3 Be7 9. a4 Bd7 10. axb5 axb5 11. Rxa8 Qxa8 12. O-O Nf6 13. Na3 O-O 14. Bg5 h6 15. Bxf6 Bxf6 16. Ra1 Be6 17. Qd1 Qb7 18. Nc2 g6 19. Ra5 Ra8 20. Qa1 Rxa5 21. Qxa5 d5 22. d4 dxe4 23. Nxe5 Bxe5 24. dxe5 Qd5 25. Nd4 c5 26. Qxb5 cxd4 27. Qxd5 Bxd5 28. cxd4 Bc4 29. g4 Kf8 30. Kg2 Ke7 31. f4 exf3+ 32. Kxf3 Ke6 33. Ke4 Bb3 34. h4 g5 35. hxg5 hxg5 36. Kd3 Kd5 37. Ke3 Bc4 38. b4 Bb5 |
| ECO C69 in 1971 play it! zwaig arne defeats white's longwitz achim in 58 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O f6 6. d4 exd4 7. Nxd4 Bd6 8. Nf5 Bxf5 9. exf5 Qd7 10. Re1+ Ne7 11. Qh5+ g6 12. fxg6 O-O-O 13. g7 Rhg8 14. Bh6 Qf5 15. Qf7 Bc5 16. Be3 Bxe3 17. fxe3 Qg4 18. Qxf6 Rxg7 19. Qf2 Rdg8 20. Re2 Rf7 21. Qxf7 Qxe2 22. Qf2 Qd1+ 23. Qf1 Qxc2 24. Nc3 Qxb2 25. Ne2 Nd5 26. Rb1 Qxa2 27. Qf5+ Kb8 28. Qxh7 Nxe3 29. g3 Qxe2 |
| ECO C70 in 1973 play it! zwaig arne defeats white's nielsen jorgen l in 48 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. Bxf7+ Kxf7 7. Nxe5+ Ke7 8. Qf3 Nf6 9. b4 d6 10. d4 dxe5 11. dxe5 Nc4 12. exf6+ gxf6 13. e5 Be6 14. exf6+ Kd7 15. O-O Bd6 16. Bg5 Rg8 17. h4 h6 18. f7 hxg5 19. fxg8=Q Qxg8 20. Re1 gxh4 21. Nc3 Rf8 22. Qe2 Bg4 23. f3 Bxf3 24. Qf2 h3 |
| ECO C88 in 1965 play it! zwaig arne defeats white's bouaziz slim in 74 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3 Bb7 9. c3 d5 10. exd5 Nxd5 11. d3 Qd6 12. Nbd2 Rad8 13. Ne4 Qg6 14. Qe2 Kh8 15. Bc2 f5 16. Neg5 h6 17. Nh4 Qe8 18. Ne6 Bxh4 19. Nxf8 Qxf8 20. Qh5 Be7 21. g4 Bc8 22. g5 Qe8 23. Qxe8+ Rxe8 24. Bb3 Rd8 25. f4 exf4 26. Bxd5 Rxd5 27. Bxf4 hxg5 28. Bxg5 Bxg5 29. Re8+ Kh7 30. Rxc8 Rxd3 31. Rf1 Be3+ 32. Kg2 f4 33. Rxc7 Ne5 34. Re7 Nc4 35. b3 Nd2 36. Rd1 f3+ 37. Kg3 f2 |
| ECO C70 in 1969 play it! zwaig arne defeats white's adamski jan in 76 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. O-O d6 7. d4 f6 8. Nc3 Nxb3 9. axb3 Bb7 10. Nh4 Ne7 11. dxe5 dxe5 12. Qf3 Qc8 13. Rd1 h5 14. h3 Qe6 15. Nd5 O-O-O 16. c4 g5 17. Nf5 Nxf5 18. exf5 Qc6 19. Qe4 g4 20. hxg4 hxg4 21. Qxg4 Rd7 22. Be3 Rdh7 23. g3 Kb8 24. Kf1 Rh5 25. Ke2 Bc8 26. cxb5 Qc2+ 27. Rd2 Qxb3 28. Qa4 Qxa4 29. Rxa4 axb5 30. Ra5 c6 31. Nb6 Bb4 32. Ra8+ Kb7 33. Rd1 Bxf5 34. Rxh8 Rxh8 35. Nd7 Bg4+ 36. f3 Rh2+ 37. Bf2 Bxd7 38. Rxd7+ Kc8 |
| ECO C70 in 1972 play it! zwaig arne defeats white's aitken james in 92 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. d4 exd4 7. Qxd4 Ne7 8. Bg5 d6 9. e5 Nxb3 10. axb3 dxe5 11. Qxd8+ Kxd8 12. Bxe7+ Kxe7 13. Nxe5 Bb7 14. O-O f6 15. Nd3 Kf7 16. Nd2 Bd6 17. Rfe1 Rhe8 18. b4 Rxe1+ 19. Rxe1 a5 20. bxa5 Rxa5 21. Nb3 Ra8 22. Nd4 b4 23. Nb3 Be7 24. c3 c6 25. Nd4 bxc3 26. bxc3 Ra3 27. Rc1 g6 28. Ne1 c5 29. Nb5 Rb3 30. c4 Bc6 31. Nc3 Rb4 32. Nd1 Bf8 33. Ne3 Bh6 34. Kf1 Bxe3 35. fxe3 Rxc4 36. Ra1 Ra4 37. Rc1 Ra5 38. Kf2 Ke6 39. Nd3 Ra2+ 40. Kg3 Rxg2+ 41. Kh3 Kd6 42. Rd1 Rg5 43. Nf2+ Ke7 44. Rd2 Bd7+ 45. Kh4 Rg2 46. h3 Be6 |
| ECO C70 in 1973 play it! zwaig arne defeats white's nielsen jorgen l in 36 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. Bxf7+ Kxf7 7. Nxe5+ Ke7 8. Qf3 Nf6 9. b4 d6 10. d4 dxe5 11. dxe5 Nc4 12. exf6+ gxf6 13. e5 Be6 14. exf6+ Kd7 15. O-O Bd6 16. Bg5 Rg8 17. h4 h6 18. f7 hxg5 |
| ECO C70 in 1974 play it! zwaig arne defeats white's garbett paul ant in 60 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. O-O d6 7. d4 f6 8. c4 Be6 9. d5 Bd7 10. Nbd2 Nxb3 11. axb3 Ne7 12. Ne1 c5 13. g3 h5 14. Ng2 h4 15. g4 h3 16. Ne3 Ng6 17. Kh1 Nf4 18. Rg1 g6 19. Qf1 b4 20. Nf3 Bc8 21. Ne1 Ra7 22. Nd3 Bh6 23. Nxf4 exf4 24. Nc2 f5 25. gxf5 gxf5 26. Qxh3 Rah7 27. Qh5+ Kf8 28. Qf3 Bg5 29. Rg2 Rh3 30. Ne1 Rxf3 |