[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2012.02.18"]
[Round "7"]
[White "Rottenwoerer, Christoph Jr"]
[Black "Martinez Romero, Martin"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2202"]
[BlackElo "2360"]
[PlyCount "70"]
[EventDate "2012.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nce7 9. c4 Nxd5 10. exd5 bxc4 11. Nxc4 f5 12. Bd2 a5 13. Qa4+ Bd7 14. Qa3 Qb8 15. Bxa5 Nf6 16. Nb6 Ra7 17. Nxd7 Nxd7 18. Qc3 Be7 19. a4 0-0 20. b4 e4 21. Qa3 Bf6 22. Rd1 Rxa5 23. bxa5 Bb2 24. Qa2 Qb4+ 25. Rd2 Bc3 26. Bb5 Nc5 27. Ke2 e3 28. fxe3 Qg4+ 29. Kf1 f4 30. Re2 fxe3+ 31. Kg1 Ne4 32. Qc2 Be1 33. Rxe1 Rf2 34. Qxe4 Qxe4 35. Bf1 Qd4 0-1

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2012.02.18"]
[Round "6"]
[White "Torres, Juan Camilo"]
[Black "Rottenwoerer, Christoph Jr"]
[Result "1/2-1/2"]
[ECO "D93"]
[WhiteElo "2278"]
[BlackElo "2202"]
[PlyCount "91"]
[EventDate "2012.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 d5 5. Bf4 c6 6. e3 0-0 7. h3 e6 8. Be2 Nbd7 9. 0-0 a6 10. c5 Re8 11. Bd6 Bf8 12. Bh2 Bg7 13. b4 h6 14. Ne5 Nxe5 15. Bxe5 Nd7 16. Bxg7 Kxg7 17. e4 f5 18. e5 f4 19. Bd3 h5 20. Qf3 Qg5 21. g3 fxg3 22. Qxg3 Qh6 23. h4 Rg8 24. Kh1 Nf8 25. Rg1 Bd7 26. Ne2 a5 27. Qf3 Kh8 28. Rg3 axb4 29. Rag1 Be8 30. Nf4 Rxa2 31. Nxh5 Nh7 32. Nf6 Rf8 33. Bxg6 Bxg6 34. Rxg6 Qxh4+ 35. Kg2 Ra3 36. Qg4 Qxg4+ 37. Rxg4 Nxf6 38. exf6 Rf7 39. Rh1+ Rh7 40. Re1 Ra8 41. Rxe6 Rf8 42. Rg3 Rh4 43. Kf1 Rxd4 44. f7 Rxf7 45. Rh6+ Rh7 46. Rhg6 1/2-1/2

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2012.02.17"]
[Round "5"]
[White "Narvaez, Zamir Alexis"]
[Black "Rottenwoerer, Christoph Jr"]
[Result "0-1"]
[ECO "B99"]
[WhiteElo "2177"]
[BlackElo "2202"]
[PlyCount "90"]
[EventDate "2012.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 Nc5 14. f6 gxf6 15. gxf6 Bf8 16. Rg1 h5 17. Re1 Nd7 18. e5 Bb7 19. exd6 Bh6+ 20. Kb1 Qb6 21. Rxe6+ Kd8 22. Qf2 fxe6 23. f7 Qxd6 24. Qh4+ Kc8 25. Rg8+ Bf8 26. Rxh8 b4 27. Bh3 bxc3 28. Bxe6 Kc7 29. Bxd7 Qxd7 30. Qg3+ Kb6 31. Qxc3 Qxf7 32. b4 Rc8 33. Qe3 Qf1+ 34. Kb2 Qf6 35. Rxh5 Ka7 36. c3 Qb6 37. a3 Ka8 38. Qe6 Qc7 39. Qe3 Qc4 40. Qd2 Bd5 41. Qc2 Bg7 42. Qb3 Qxb3+ 43. Nxb3 Rxc3 44. Rxd5 Rc5+ 45. Rd4 Rc4 0-1

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2012.02.16"]
[Round "3"]
[White "De Arco, Luis Carlos"]
[Black "Rottenwoerer, Christoph Jr"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2243"]
[BlackElo "2202"]
[PlyCount "50"]
[EventDate "2012.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. h3 d5 6. Be2 c5 7. c3 Nc6 8. 0-0 Ne4 9. Nbd2 Re8 10. Nxe4 dxe4 11. Ng5 e5 12. dxe5 Nxe5 13. Qxd8 Rxd8 14. Nxe4 Bf5 15. Nxc5 Rd2 16. Rfe1 Rxb2 17. e4 Be6 18. Nxe6 fxe6 19. Rab1 Rxb1 20. Rxb1 b6 21. Rb5 Nd7 22. c4 Bd4 23. Bd6 e5 24. Bg4 Nc5 25. Bxc5 Bxc5 1/2-1/2

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2012.02.16"]
[Round "4"]
[White "Rottenwoerer, Christoph Jr"]
[Black "Sabogal Varela, Jeison Stiven"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2202"]
[BlackElo "1695"]
[PlyCount "53"]
[EventDate "2012.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Nge2 Nf6 5. f3 a6 6. g4 b5 7. a3 0-0 8. Be3 Nbd7 9. g5 Ne8 10. h4 Bb7 11. h5 c5 12. Bh3 b4 13. axb4 cxb4 14. Na4 e5 15. Bxd7 Qxd7 16. Nb6 Qb5 17. Nxa8 Bxa8 18. d5 f5 19. h6 Bh8 20. Qd3 Qxd3 21. cxd3 fxe4 22. fxe4 Rf3 23. Kd2 Bb7 24. Bb6 Nf6 25. gxf6 Bxf6 26. Be3 Bc8 27. Rhf1 1-0

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2012.02.15"]
[Round "1"]
[White "Martinez Baquero, Hugo Esteban"]
[Black "Rottenwoerer, Christoph Jr"]
[Result "0-1"]
[ECO "D64"]
[WhiteElo "1938"]
[BlackElo "2202"]
[PlyCount "180"]
[EventDate "2012.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 c6 6. e3 Be7 7. Qc2 0-0 8. Rc1 h6 9. Bh4 dxc4 10. Bxc4 b5 11. Bd3 Bb7 12. 0-0 a6 13. Rfd1 Rc8 14. Ne5 Nxe5 15. dxe5 Nd7 16. Bxe7 Qxe7 17. f4 c5 18. Be4 Bxe4 19. Nxe4 Nb6 20. Nd6 Rc7 21. e4 f6 22. Qc3 Na4 23. Qa5 fxe5 24. b3 Nb2 25. Rd2 exf4 26. Qc3 f3 27. Qxb2 f2+ 28. Kf1 Qh4 29. Rxf2 Rxf2+ 30. Qxf2 Qxh2 31. Rd1 Rd7 32. g3 Qh5 33. Rd2 Rd8 34. Kg1 Rf8 35. Qg2 Qe5 36. a4 bxa4 37. bxa4 Qa1+ 38. Kh2 Qxa4 39. Rf2 Qd4 40. Rxf8+ Kxf8 41. Qf1+ Ke7 42. Nc8+ Kd7 43. Nb6+ Kc6 44. Nc4 Qxe4 45. Na5+ Kb6 46. Nc4+ Kc6 47. Na5+ Kd5 48. Qxa6 Qc2+ 49. Kh3 Qf5+ 50. Kh2 Qf2+ 51. Kh3 g5 52. Qc4+ Ke5 53. Nc6+ Kd6 54. Nd8 Qf5+ 55. Kh2 Qf2+ 56. Kh3 Kd7 57. Qxe6+ Kxd8 58. Qd6+ Ke8 59. Qe6+ Kf8 60. Qxh6+ Kf7 61. Qxg5 Qf1+ 62. Kh2 Qe2+ 63. Kh3 Qe6+ 64. Kg2 Qe4+ 65. Kf2 Qc2+ 66. Kf3 Ke6 67. Qe3+ Kd5 68. g4 Qg6 69. Qd2+ Kc6 70. Qe2 Qf7+ 71. Ke3 Kb6 72. Qb2+ Ka5 73. Ke4 c4 74. Ke3 Qe6+ 75. Kf4 Qd6+ 76. Kf5 Qd3+ 77. Kf6 Qf3+ 78. Kg5 c3 79. Qa3+ Kb5 80. Qb3+ Kc5 81. Qa3+ Kd4 82. Qa7+ Kd3 83. Qd7+ Ke2 84. Qb5+ Qd3 85. Qe8+ Qe3+ 86. Qxe3+ Kxe3 87. Kf6 c2 88. g5 c1Q 89. g6 Kf4 90. g7 Qc4 0-1

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2012.02.15"]
[Round "2"]
[White "Rottenwoerer, Christoph Jr"]
[Black "Moran, Daniel Stiven"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2202"]
[BlackElo "2118"]
[PlyCount "70"]
[EventDate "2012.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Bc4 Nf6 5. d4 c6 6. Nge2 Bg4 7. f3 Bf5 8. Bf4 Qb4 9. Bb3 e6 10. 0-0 Nbd7 11. Ng3 Bg6 12. a3 Qb6 13. Kh1 Be7 14. Nge4 0-0 15. Qd2 Rad8 16. Qf2 Nxe4 17. fxe4 Nf6 18. e5 Ne4 19. Nxe4 Bxe4 20. Rad1 Rd7 21. Bc1 a5 22. Bc4 Qd8 23. c3 c5 24. Bb5 Bc6 25. Bxc6 bxc6 26. Be3 cxd4 27. Rxd4 Rxd4 28. Bxd4 Qd5 29. b4 h6 30. h3 f5 31. exf6 Bxf6 32. Bxf6 Rxf6 33. Qe2 Rxf1+ 34. Qxf1 axb4 35. cxb4 e5 1/2-1/2

