[Event "Lenk op"]
[Site "Lenk"]
[Date "2011.04.24"]
[Round "6"]
[White "Bonferroni, Thierry"]
[Black "Rosebrock, Florian"]
[Result "1-0"]
[ECO "D25"]
[WhiteElo "1836"]
[BlackElo "1677"]
[PlyCount "49"]
[EventDate "2011.04.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Nc6 5. Bxc4 e5 6. d5 Nb4 7. Nxe5 Nbxd5 8. e4 Bd6 9. Nxf7 Kxf7 10. Bxd5+ Nxd5 11. Qxd5+ Ke8 12. Nc3 c6 13. Qd4 Qe7 14. Be3 Be5 15. Qd3 Qb4 16. Rd1 Be6 17. f4 Bxc3+ 18. bxc3 Qa5 19. f5 Bxa2 20. Qd7+ Kf8 21. Bd4 Rg8 22. Qxb7 Re8 23. Qxc6 Bd5 24. Bc5+ Qxc5 25. Qxc5+ 1-0

[Event "Lenk op"]
[Site "Lenk"]
[Date "2011.04.23"]
[Round "3"]
[White "Rosebrock, Florian"]
[Black "Derksen, Andreas"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1677"]
[PlyCount "98"]
[EventDate "2011.04.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bc4 d6 5. d3 h6 6. 0-0 Nge7 7. Nh4 Na5 8. Bb3 Nxb3 9. axb3 a6 10. Qf3 0-0 11. Qg3 Kh7 12. Be3 Ba7 13. Bxa7 Rxa7 14. f4 exf4 15. Rxf4 c6 16. Raf1 Be6 17. Ne2 c5 18. Nf5 Ng6 19. Rg4 Rg8 20. Nf4 Bxf5 21. exf5 Nxf4 22. Rfxf4 Qf6 23. c3 b5 24. h4 Re7 25. Re4 Rge8 26. Kh2 d5 27. Ref4 Re2 28. Qf3 Rxb2 29. Qxd5 Re5 30. Qf3 Rxb3 31. h5 Rxc3 32. Rg6 Qd8 33. Rxa6 Rxd3 34. Qg4 Qg5 35. f6 Qxg4 36. Rxg4 Rxh5+ 37. Kg1 Rg5 38. Rh4 Rg6 39. Ra5 Rd1+ 40. Kh2 Rxf6 41. Rxb5 Rc1 42. Rb7 g5 43. Re4 Rf2 44. Ree7 Kg6 45. Rb6+ f6 46. Rbb7 Rcc2 47. Kh3 Rxg2 48. Rg7+ Kh5 49. Rb6 g4+ 0-1

[Event "Lenk op"]
[Site "Lenk"]
[Date "2011.04.22"]
[Round "2"]
[White "Tellenbach, Erwin"]
[Black "Rosebrock, Florian"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1796"]
[BlackElo "1677"]
[PlyCount "165"]
[EventDate "2011.04.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bc5 5. d3 Ng4 6. e3 Qf6 7. Qxg4 d5 8. Qf3 Qxf3 9. Nxf3 dxc4 10. dxc4 Nb4 11. 0-0 f6 12. a3 Nc2 13. Rb1 Bf5 14. e4 Be6 15. Nd2 0-0-0 16. Nd5 c6 17. Nb3 Bd4 18. Ne3 Bxe3 19. Bxe3 Bxc4 20. Nc5 Bxf1 21. Kxf1 Nxe3+ 22. fxe3 Rd2 23. b4 Rhd8 24. Bh3+ Kb8 25. Ne6 R8d3 26. b5 cxb5 27. Nc5 Rxe3 28. Rxb5 Rc3 29. Nd7+ Kc7 30. Rc5+ Rxc5 31. Nxc5 Rxh2 32. Bg2 g6 33. Kg1 Rh6 34. Bf3 b6 35. Na6+ Kd6 36. Nb4 f5 37. Nd5 fxe4 38. Bxe4 g5 39. Ne3 Kc5 40. Ng4 Rd6 41. Bxh7 Rd1+ 42. Kf2 Kd4 43. Ne3 Rd2+ 44. Kf3 Ra2 45. Nf5+ Kc5 46. Ke4 Rxa3 47. Kxe5 b5 48. Kf6 b4 49. g4 b3 50. Ng3 b2 51. Ne4+ Kd4 52. Nd2 Ke3 53. Nc4+ Kf4 54. Nxa3 Kxg4 55. Ke5 Kg3 56. Ke4 a5 57. Ke3 Kg2 58. Be4+ Kf1 59. Kf3 Ke1 60. Bb1 Kd1 61. Kg4 Kd2 62. Ba2 b1Q 63. Bxb1 Kc3 64. Bf5 a4 65. Be6 Kb2 66. Nc4+ Kc3 67. Kxg5 Kb4 68. Nb2 a3 69. Nd3+ Kc3 70. Nc1 Kb2 71. Na2 Kb1 72. Kf4 Kb2 73. Ke3 Kb1 74. Kd2 Kb2 75. Kd3 Kb1 76. Kc3 Ka1 77. Nc1 Kb1 78. Nb3 Ka2 79. Nd2+ Ka1 80. Bf5 Ka2 81. Bb1+ Ka1 82. Kc2 a2 83. Nb3# 1-0

