| ECO B23 in 1873 play it! rosenthal samuel defeats black's anderssen adolf in 99 moves | 1. e4 c5 2. Nc3 e6 3. g3 b6 4. Bg2 Bb7 5. Nge2 h5 6. h4 f5 7. Nf4 Nf6 8. d3 fxe4 9. dxe4 Nc6 10. e5 Ng4 11. Nxh5 Ngxe5 12. Nf4 Qe7 13. Nh3 Nf7 14. O-O O-O-O 15. Re1 Qf6 16. Ne4 Qf5 17. Neg5 Nd4 18. Bxb7+ Kxb7 19. Re4 Nd6 20. Rf4 Qg6 21. Rxd4 cxd4 22. Qf3+ Kb8 23. Bf4 e5 24. Bxe5 Re8 25. Nf7 Rg8 26. h5 Qe6 27. Nhg5 Qxe5 28. Nxe5 Rxe5 29. Qb3 Rh8 30. Nf7 Nxf7 31. Qxf7 Rexh5 32. Qe8+ Kc7 33. Qe4 Bc5 34. Rd1 a5 35. Rd3 g5 36. a3 a4 37. b4 axb3 38. cxb3 Bxa3 39. Qxd4 Rh1+ 40. Kg2 R1h2+ 41. Kf3 Rf8+ 42. Kg4 Rhxf2 43. b4 Bb2 44. Qxd7+ Kb8 45. Qd6+ Kb7 46. b5 R2f6 47. Qe7+ Kc8 48. Rd7 Be5 49. Ra7 R6f7 50. Qe6+ |
| ECO B21 in 1867 play it! rosenthal samuel defeats black's rousseau eugene in 77 moves | 1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. c3 d5 5. e5 Nge7 6. Bd3 g6 7. Bc2 d4 8. Qe2 Nf5 9. Be4 Bd7 10. d3 Qc7 11. c4 Be7 12. Na3 a6 13. Bd2 f6 14. O-O Ng7 15. Bxc6 Qxc6 16. Nc2 f5 17. b4 b6 18. a4 Qc7 19. b5 a5 20. h3 O-O 21. g4 Kf7 22. Qg2 Bc8 23. Nce1 Bb7 24. Qf2 Ke8 25. Rb1 Rd8 26. Nc2 fxg4 27. hxg4 g5 28. Qh2 gxf4 29. Qxh7 Rf7 30. Qg8+ Bf8 31. Ng5 Rdd7 32. Nxf7 Rxf7 33. Bxf4 Nf5 34. Bh2 Ba8 35. Rxf5 exf5 36. e6 Rg7 37. Qxf8+ Kxf8 38. Bxc7 Rxg4+ 39. Kf1 |
| ECO C84 in 1871 play it! rosenthal samuel defeats black's wisker john in 93 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Nc3 b5 7. Bb3 d6 8. d3 Bg4 9. Be3 Qd7 10. Nd5 Nxd5 11. Bxd5 Rb8 12. Bxc6 Qxc6 13. Nxe5 dxe5 14. Qxg4 O-O 15. c3 Rbd8 16. Rad1 Rd6 17. f4 Rg6 18. Qe2 exf4 19. Bxf4 f5 20. exf5 Rxf5 21. Bg3 Rxf1+ 22. Rxf1 Bd6 23. Qf3 Qxf3 24. Rxf3 Bc5+ 25. d4 Bb6 26. Bf2 Rd6 27. Kf1 g6 28. Ke2 Kg7 29. Bg3 Re6+ 30. Be5+ Kg8 31. Kd3 c6 32. Ke4 Bc7 33. b4 h5 34. h3 a5 35. Rf6 Rxf6 36. Bxf6 axb4 37. cxb4 Kf7 38. Be5 Bb6 39. d5 c5 40. bxc5 Bxc5 41. Bc7 Bf2 42. Bd8 Bg3 43. Bg5 Ke8 44. Bf4 Bh4 45. Kd4 b4 46. Kc5 Be1 47. Kc6 |
| ECO C44 in 1870 play it! rosenthal samuel defeats black's neumann gustav in 57 moves | 1. e4 e5 2. Nf3 Nc6 3. c3 d6 4. d4 Bd7 5. Bc4 Qe7 6. O-O h6 7. Be3 g5 8. dxe5 dxe5 9. b4 Qf6 10. b5 Na5 11. Bxf7+ Qxf7 12. Nxe5 Qe6 13. Qh5+ Kd8 14. Nf7+ Kc8 15. Nxh8 Be8 16. Qe2 Nc4 17. Bd4 Bxb5 18. Qf3 Kd7 19. Rd1 Bd6 20. Qf7+ Ne7 21. Nd2 g4 22. Nxc4 Bxc4 23. e5 Qxf7 24. Nxf7 Bxf7 25. exd6 cxd6 26. Rd2 Bc4 27. Be5 Nf5 28. Bxd6 Nxd6 29. Rad1 |
| ECO C26 in 1883 play it! rosenthal samuel defeats black's skipworth arthur in 85 moves | 1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. Nd5 Nxd5 7. exd5 Nd4 8. Nxd4 exd4 9. Qg4 c6 10. Qxd4 Bd6 11. Be2 Qc7 12. g3 Be5 13. Qe4 f5 14. Qc4 Kh8 15. d4 b5 16. Qb4 Bd6 17. Bf4 Rf6 18. Bxd6 Rxd6 19. Qc5 Bb7 20. Bf3 Rf8 21. Rae1 h6 22. dxc6 dxc6 23. Re6 Rf6 24. Rxd6 Qxd6 25. Qxd6 Rxd6 26. Re1 Kh7 27. c3 a5 28. Re8 Kg6 29. Rb8 Rd7 30. h4 Rc7 31. Kg2 Kf6 32. h5 Ke7 33. Kf1 Bc8 34. Ke1 Bd7 35. Kd2 a4 36. a3 Be6 37. Ke3 Bd7 38. Kf4 Kf6 39. Rb6 Ke7 40. Ke5 Rc8 41. Rb7 Ke8 42. Kd6 Rd8 43. Bxc6 |
| ECO C33 in 1873 play it! rosenthal samuel defeats black's meitner philip in 87 moves | 1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 d5 5. Bxd5 g5 6. Nf3 Qh5 7. h4 h6 8. Kg1 g4 9. Ne1 Nf6 10. Nc3 c6 11. Bb3 f3 12. d4 f2+ 13. Kxf2 Nxe4+ 14. Nxe4 g3+ 15. Ke3 Qxd1 16. c3 Qxb3 17. axb3 f5 18. Nf6+ Kf7 19. Nh5 Be6 20. c4 Bd6 21. Nd3 Nd7 22. Kf3 b5 23. Ndf4 Bxf4 24. Nxf4 Rhe8 25. Kxg3 bxc4 26. Ra6 Nb6 27. Ra5 Bd7 28. bxc4 Nxc4 29. Rc5 Nd6 30. Kf3 Rg8 31. Nd3 Be6 32. Ne5+ Kf6 33. Bxh6 Bd5+ 34. Kf4 Rxg2 35. Rhc1 Ne4 36. Bg5+ Nxg5 37. hxg5+ Kg7 38. R5c2 Rb8 39. Rxg2 Bxg2 40. Ra1 Rxb2 41. Rxa7+ Kg8 42. Kxf5 Rb4 43. Kf6 Rxd4 44. Ra8+ |
| ECO C77 in 1873 play it! rosenthal samuel defeats black's gelbfuhs oscar in 69 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. Bxc6+ bxc6 7. Nc3 Bg4 8. h3 Bh5 9. g4 Bg6 10. Ne2 c5 11. Ng3 h5 12. Nh4 hxg4 13. Nxg6 fxg6 14. hxg4 Rxh1+ 15. Nxh1 Qd7 16. f3 Be7 17. Qe2 Kf7 18. Bd2 Qb5 19. O-O-O Qa4 20. Kb1 Rb8 21. Bc3 a5 22. Rf1 Ke8 23. Nf2 Kd7 24. Nd1 Rh8 25. b3 Qb5 26. a4 Qa6 27. Ne3 c6 28. Nc4 Bd8 29. d4 Ke6 30. dxc5 dxc5 31. Qd3 Bc7 32. Nxe5 Qxd3 33. Nxd3 Bb6 34. Ne5 Rh3 35. Nxg6 |
| ECO C33 in 1867 play it! rosenthal samuel defeats black's from martin in 87 moves | 1. e4 e5 2. f4 exf4 3. Bc4 f5 4. Qe2 Nf6 5. e5 Ne4 6. Nf3 Be7 7. O-O d5 8. exd6 cxd6 9. d3 Nf6 10. Bxf4 d5 11. Bb3 O-O 12. Nc3 Re8 13. d4 Bb4 14. Qd3 Bxc3 15. bxc3 a5 16. Bxb8 Rxb8 17. c4 Be6 18. Ng5 Qd7 19. Nxe6 Qxe6 20. cxd5 Qe4 21. Qxe4 fxe4 22. c4 Red8 23. c5 a4 24. Bxa4 Nxd5 25. Bb3 Kh8 26. Bxd5 Rxd5 27. Rfd1 h6 28. Kf2 Ra8 29. Rd2 Ra3 30. Re1 Rf5+ 31. Ke2 Rc3 32. Rb1 Rg5 33. g3 Rh5 34. Rh1 Rf5 35. Rb2 Rff3 36. Rd1 Rfe3+ 37. Kf2 Rf3+ 38. Kg2 g5 39. Re1 Rfe3 40. Rbe2 Rxe2+ 41. Rxe2 e3 42. Kf3 Rd3 43. Ke4 Rd2 44. Kxe3 |
| ECO C41 in 1878 play it! rosenthal samuel defeats black's pitschel carl in 61 moves | 1. e4 e5 2. Nf3 d6 3. d4 f5 4. dxe5 fxe4 5. Ng5 d5 6. e6 Bc5 7. Nxe4 Be7 8. Qg4 g6 9. Ng5 Nh6 10. Qh4 Nf5 11. Qa4+ c6 12. Nf7 Qb6 13. Nxh8 Bc5 14. Qf4 Bxe6 15. Nc3 Bd6 16. Qg5 Be7 17. Qf4 Nd7 18. Bd3 Bd6 19. Qg5 Be7 20. Qd2 c5 21. Bxf5 gxf5 22. Nxd5 Qd6 23. Nf4 Bg8 24. Qxd6 Bxd6 25. O-O O-O-O 26. Re1 Be5 27. Nhg6 hxg6 28. Nxg6 Bf7 29. Nxe5 Nxe5 30. Bg5 Rd5 31. Rad1 |
| ECO C46 in 1883 play it! rosenthal samuel defeats black's steinitz wilhelm in 117 moves | 1. e4 e5 2. Nf3 Nc6 3. Nc3 g6 4. d4 exd4 5. Nd5 Bc5 6. Bc4 d6 7. Bg5 f6 8. Bh4 Kf8 9. Qd2 Kg7 10. b4 Bb6 11. Nxb6 axb6 12. Nxd4 Qe7 13. f3 Ne5 14. Bb3 Nh6 15. O-O g5 16. Bg3 Nef7 17. Rae1 c5 18. Nb5 Rd8 19. f4 g4 20. Nc3 Be6 21. Nd5 Bxd5 22. Bxd5 Qc7 23. bxc5 bxc5 24. Rb1 Ra7 25. Rb5 Re8 26. Rfb1 Nd8 27. e5 Nf5 28. exf6+ Kxf6 29. Qc3+ Kg6 30. Re1 Rxe1+ 31. Qxe1 Qd7 32. Rb6 Nc6 33. Bh4 Nxh4 34. Qxh4 Qf5 35. Bc4 Qxf4 36. Bd3+ Kf7 37. Qxh7+ Ke6 38. Rxc6 Qe3+ 39. Kf1 Qf4+ 40. Kg1 Qe3+ 41. Kf1 Qf4+ 42. Ke2 Qe5+ 43. Kd1 bxc6 44. Qxa7 Qxh2 45. Bf1 Qg1 46. Qa6 Qd4+ 47. Kc1 Qf4+ 48. Kd1 Qd4+ 49. Qd3 Qa1+ 50. Kd2 Qxa2 51. Qc4+ Qxc4 52. Bxc4+ d5 53. Be2 g3 54. Ke3 Ke5 55. c4 Kf5 56. Kf3 Ke5 57. Kxg3 Kd4 58. Kf4 dxc4 59. g4 |
| ECO C25 in 1873 play it! rosenthal samuel defeats black's gelbfuhs oscar in 87 moves | 1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. Bb5 Bc5 5. O-O O-O 6. Nxe5 Re8 7. Nf3 Nxe4 8. d4 Nxc3 9. bxc3 Bf8 10. Bd3 d5 11. Ng5 g6 12. f4 f5 13. Nf3 Qf6 14. Ne5 Be6 15. Qf3 Nxe5 16. fxe5 Qf7 17. Be3 c6 18. Qf4 b6 19. Rf3 Be7 20. h4 Qg7 21. Raf1 Rf8 22. Qh2 Kf7 23. h5 Ke8 24. hxg6 Qxg6 25. Rg3 Qf7 26. Be2 Rg8 27. Bh5 Rg6 28. Bxg6 hxg6 29. Qh6 Kd7 30. Qxg6 Rf8 31. Qxf7 Rxf7 32. Bf4 c5 33. Rff3 b5 34. Rg8 Kc7 35. Rfg3 Bf8 36. R3g6 Kd7 37. Bg5 f4 38. Bh6 Bxh6 39. Rxh6 cxd4 40. cxd4 f3 41. gxf3 Rxf3 42. Rg7+ Rf7 43. Rxf7+ Bxf7 44. Ra6 |
| ECO C65 in 1880 play it! rosenthal samuel defeats black's zukertort johann in 95 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c3 a6 6. Ba4 g6 7. d4 b5 8. Bb3 Bg7 9. dxe5 Nxe5 10. Nxe5 dxe5 11. Qxd8+ Kxd8 12. Bxf7 Bb7 13. f3 Ke7 14. Bb3 h6 15. Be3 Rhd8 16. a4 g5 17. axb5 axb5 18. Rxa8 Rxa8 19. Na3 Bc6 20. Kf2 Bf8 21. Nc2 Ke8 22. Nb4 Bb7 23. Rd1 Be7 24. Nd5 Nxd5 25. Bxd5 c6 26. Be6 Bc8 27. Bxc8 Rxc8 28. h4 gxh4 29. Bxh6 Kf7 30. Be3 Ke6 31. Ra1 Rg8 32. b4 Rc8 33. Ra6 Kd7 34. Ra7+ Ke6 35. Bc5 Bg5 36. Be3 Be7 37. Ra6 Kd7 38. Kg1 c5 39. Rb6 cxb4 40. cxb4 Rc3 41. Bh6 Bxb4 42. Rxb5 Bc5+ 43. Kh2 Bf2 44. Kh3 Bg3 45. Bg5 Rc2 46. Bxh4 Bxh4 47. Kxh4 Rxg2 48. Rxe5 |
| ECO C46 in 1873 play it! rosenthal samuel defeats black's fleissig m in 35 moves | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Nxe5 Nxe5 5. d4 Bxd4 6. Qxd4 Qf6 7. Be3 Ne7 8. Nb5 N7c6 9. Qc3 Kd8 10. f4 Ng4 11. e5 Qe7 12. Bc5 Qe6 13. Bc4 Qf5 14. O-O f6 15. h3 Nh6 16. Nd4 Qh5 17. Rad1 fxe5 18. Ne6+ |
| ECO C80 in 1865 play it! rosenthal samuel defeats black's von schmidt e in 57 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nc5 7. Bxc6 dxc6 8. Rxe5+ Be7 9. Qe2 Be6 10. d4 Nd7 11. Re3 O-O 12. c4 Nb6 13. b3 Bf6 14. Bb2 Bg4 15. Re4 Bxf3 16. gxf3 Qd7 17. Nc3 Qh3 18. Rg4 Rae8 19. Ne4 Re6 20. Re1 Bh4 21. Rxg7+ Kxg7 22. d5+ Rf6 23. Nxf6 Bxf6 24. Bxf6+ Kxf6 25. Qe7+ Kg7 26. Qg5+ Kh8 27. Qf6+ Kg8 28. Re4 h5 29. Re5 |
| ECO C33 in 1870 play it! rosenthal samuel defeats black's steinitz wilhelm in 59 moves | 1. e4 e5 2. f4 exf4 3. Bc4 d5 4. Bxd5 Qh4+ 5. Kf1 Ne7 6. Nc3 g5 7. d4 Bg7 8. Nf3 Qh5 9. h4 g4 10. Ng5 Nxd5 11. Nxd5 f3 12. Nxc7+ Kd8 13. Nxa8 h6 14. Nxf3 gxf3 15. Qxf3 Bg4 16. Qg3 Na6 17. Bf4 Re8 18. Re1 Re7 19. c3 Kc8 20. a4 b5 21. Qd3 Rb7 22. axb5 Qxb5 23. Qxb5 Rxb5 24. b4 Be6 25. Ra1 Rb7 26. d5 Bd7 27. Kf2 Nb8 28. Rhc1 Be8 29. Be3 a6 30. Nb6+ |
| ECO C01 in 1873 play it! rosenthal samuel defeats black's schwarz adolf in 101 moves | 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. O-O O-O 7. Nc3 Bg4 8. Bg5 c6 9. Ne2 Nbd7 10. Ng3 Qc7 11. h3 Bxf3 12. Qxf3 h6 13. Bd2 Rfe8 14. Nf5 Re6 15. Nxd6 Qxd6 16. Bf5 Ree8 17. Bf4 Qe7 18. Rae1 Qd8 19. c3 Nf8 20. Bd2 N8h7 21. Rxe8+ Qxe8 22. Re1 Qf8 23. Qg3 g6 24. Bd3 Rc8 25. Qf4 h5 26. Qe5 Qe8 27. Qe7 Qd7 28. Qa3 Re8 29. Rxe8+ Nxe8 30. Qxa7 Nf8 31. Qb8 Ne6 32. Qe5 Qd6 33. Qxd6 Nxd6 34. f3 Kf8 35. Kf2 Ke7 36. a4 Kd7 37. b3 Ke7 38. Ke2 Kd7 39. g4 hxg4 40. fxg4 g5 41. Kf3 f6 42. Be3 Ke7 43. Kg3 Kf7 44. Bc1 Ke7 45. Ba3 Kd7 46. Bf5 Nxf5+ 47. gxf5 Ng7 48. Kg4 Ke8 49. Bd6 Kf7 50. c4 Ke8 51. c5 |
| ECO C11 in 1873 play it! rosenthal samuel defeats black's paulsen louis in 109 moves | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. exd5 exd5 5. Nf3 Bd6 6. Bd3 O-O 7. O-O Bg4 8. Bg5 c6 9. h3 Bh5 10. g4 Bg6 11. Ne5 Qb6 12. Bxg6 hxg6 13. Qd3 Nh7 14. Be3 Qc7 15. f4 Nd7 16. g5 Rae8 17. Kg2 Qc8 18. Ne2 Nb6 19. Ng3 Nc4 20. Bc1 Nb6 21. b3 c5 22. c3 Qc7 23. Bd2 Rc8 24. Rh1 cxd4 25. cxd4 Qc2 26. Qe3 Bb4 27. Rhd1 Bc3 28. Rab1 Qxa2 29. Rbc1 Bb4 30. Rxc8 Rxc8 31. Kf3 Qc2 32. Ke2 Rc3 33. Nd3 Rxb3 34. Qe8+ Bf8 35. Ne5 Qc7 36. Nf5 Nc4 37. Rc1 Rb2 38. Rxc4 dxc4 39. Kd1 Rxd2+ 40. Kxd2 Qa5+ 41. Ke2 Qc7 42. d5 gxf5 43. d6 Qxd6 44. Qxf7+ Kh8 45. Ng6+ Qxg6 46. Qxg6 b5 47. Qxf5 b4 48. Qc8 c3 49. g6 a5 50. gxh7 b3 51. Qxf8+ Kxh7 52. Qf5+ Kh6 53. Qg5+ Kh7 54. Qh5+ Kg8 55. Qd5+ |
| ECO C11 in 1883 play it! rosenthal samuel defeats black's noa joseph in 91 moves | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. exd5 exd5 5. Nf3 Bd6 6. Bd3 O-O 7. O-O c6 8. Ne2 Qc7 9. Ng3 Bg4 10. h3 Be6 11. Ng5 Re8 12. f4 h6 13. Nxe6 Rxe6 14. Nf5 Nbd7 15. Nxd6 Qxd6 16. c3 Ne4 17. f5 Re7 18. Bf4 Qf6 19. Qg4 Rae8 20. Rad1 a6 21. Kh2 Ng5 22. Rd2 Re1 23. Rxe1 Rxe1 24. Re2 Rxe2 25. Qxe2 Qd8 26. Bd6 Nh7 27. Qe7 Qxe7 28. Bxe7 Ndf6 29. Kg3 Nf8 30. Kf4 N8d7 31. g4 Kh7 32. h4 Ne8 33. g5 Nc7 34. a4 hxg5+ 35. hxg5 Kg8 36. b3 Kh7 37. Be2 Kg8 38. Bg4 Kh7 39. f6 Nb6 40. Bf5+ Kg8 41. Ke5 Ne8 42. Bd8 Na8 43. Bd7 gxf6+ 44. gxf6 Nac7 45. Bxc7 Nxc7 46. Kd6 |
| ECO C11 in 1883 play it! rosenthal samuel defeats black's sellmann alexand in 97 moves | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. exd5 exd5 5. Nf3 Bd6 6. Bd3 Be6 7. O-O O-O 8. Ne2 c6 9. Ng3 Qc7 10. b3 Nbd7 11. c4 Rfe8 12. Qc2 b6 13. Bb2 Nf8 14. c5 Bf4 15. Ne2 Bh6 16. Ne5 b5 17. Bc1 Bxc1 18. Rfxc1 N6d7 19. Nf3 Bg4 20. Ng5 Nf6 21. h3 Bxe2 22. Bxe2 Ne4 23. Nf3 Ng6 24. a4 a6 25. Bf1 Nf4 26. Ra2 b4 27. g3 Nc3 28. Rb2 Nfe2+ 29. Bxe2 Nxe2+ 30. Qxe2 Rxe2 31. Rxe2 f6 32. Rce1 Kf7 33. Kg2 a5 34. Re6 Qd7 35. Rd6 Qb7 36. Rde6 Qd7 37. R6e3 h6 38. g4 g5 39. Nh2 h5 40. gxh5 Rf8 41. Ng4 Qd8 42. Nh6+ Kg7 43. Nf5+ Kh8 44. Re7 Rg8 45. Nh6 Rf8 46. Nf7+ Rxf7 47. Rxf7 g4 48. Rfe7 gxh3+ 49. Kh1 |
| ECO C11 in 1878 play it! rosenthal samuel defeats black's bird henry e in 57 moves | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. exd5 exd5 5. Nf3 Bg4 6. Bd3 Nc6 7. Be3 Bb4 8. h3 Bh5 9. a3 Ba5 10. b4 Bb6 11. Ne2 Ne4 12. c4 Qf6 13. c5 Bxf3 14. gxf3 Qxf3 15. Bxe4 Qxe4 16. Ng3 Qe6 17. Qg4 O-O 18. Qxe6 fxe6 19. f4 Na5 20. bxa5 Bxa5+ 21. Ke2 c6 22. Rab1 b6 23. Rhf1 bxc5 24. dxc5 Rab8 25. Kd3 Bc7 26. Ne2 g5 27. Rxb8 Rxb8 28. Kc2 gxf4 29. Bxf4 |