[Event "Pan American U08"]
[Site "Bento Goncalves"]
[Date "2010.08.07"]
[Round "9"]
[White "Avila, Mateo"]
[Black "Contreras Rodrgiuez, Sergio"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "55"]
[EventDate "2010.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 4. c3 dxc3 5. Nxc3 Nf6 6. e5 Ng4 7. Bf4 d6 8. exd6 exd6 9. Be2 Qf6 10. Qd2 Bf5 11. a3 Be7 12. h3 Nge5 13. 0-0 0-0 14. Nd5 Qe6 15. Nc7 Nc4 16. Bxc4 Qxc4 17. Nxa8 Rxa8 18. Rac1 Qb3 19. Qc3 Qd5 20. Rcd1 Qe4 21. Bxd6 Bf6 22. Qb3 Be6 23. Rde1 Qf5 24. Qxb7 Rc8 25. Qa6 Bd5 26. Qe2 Na5 27. Qe8+ Rxe8 28. Rxe8# 1-0

[Event "Pan American U08"]
[Site "Bento Goncalves"]
[Date "2010.08.06"]
[Round "7"]
[White "Reveco Toledo, Luciano Agusto"]
[Black "Contreras Rodrgiuez, Sergio"]
[Result "1-0"]
[ECO "B50"]
[PlyCount "29"]
[EventDate "2010.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 d6 3. Nf3 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Qf3 Be6 7. Nxe6 fxe6 8. Qe4 Nc6 9. Nc3 Nxc3 10. dxc3 Qd6 11. Bf4 Qd7 12. Bxe6 Qd8 13. 0-0 Qb6 14. Bd7+ Kf7 15. Qe6# 1-0

[Event "Pan American U08"]
[Site "Bento Goncalves"]
[Date "2010.08.05"]
[Round "5"]
[White "Contreras Rodrgiuez, Sergio"]
[Black "Bonvini, Alberto Tonhati"]
[Result "0-1"]
[ECO "C60"]
[PlyCount "76"]
[EventDate "2010.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. 0-0 Bd6 6. Re1 Bg4 7. Nc3 Qf6 8. Re3 Bc5 9. Rd3 Ne7 10. h3 Bh5 11. b3 0-0 12. Bb2 Rad8 13. Rxd8 Rxd8 14. Qe2 Bxf3 15. Qxf3 Qxf3 16. gxf3 Bd4 17. Kh2 b5 18. Ne2 Bxb2 19. Rb1 Rxd2 20. Rxb2 Rxe2 21. Kg2 Rd2 22. h4 f5 23. exf5 Nxf5 24. h5 Nd4 25. Kf1 Nxc2 26. Kg2 Ne1+ 27. Kf1 Rxb2 28. Kxe1 Rxa2 29. Kd1 c5 30. Ke1 c4 31. bxc4 bxc4 32. Kd1 Rxf2 33. Kc1 c3 34. Kb1 a5 35. Kc1 a4 36. Kb1 a3 37. Kc1 a2 38. Kd1 a1Q# 0-1

[Event "Pan American U08"]
[Site "Bento Goncalves"]
[Date "2010.08.05"]
[Round "6"]
[White "Contreras Rodrgiuez, Sergio"]
[Black "Quiroz Camones, Emir Joel"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "80"]
[EventDate "2010.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf3 Bb4 7. Bd2 Bxc3 8. Bxc3 Nxe4 9. Bxe5 Nxe5 10. Nxe5 Qa5+ 11. c3 Qxe5 12. Qd4 Qxd4 13. cxd4 0-0 14. Bd3 Re8 15. 0-0 Nf6 16. Rfe1 b6 17. Re2 Rxe2 18. Bxe2 Bb7 19. Bd3 Be4 20. Bxe4 Nxe4 21. Re1 Ng5 22. g3 Nf3+ 23. Kf1 Nxe1 24. Kxe1 Re8+ 25. Kd2 Re4 26. Kd3 d5 27. b3 a5 28. a3 b5 29. b4 axb4 30. axb4 Kf8 31. Kc3 Re1 32. Kd2 Rb1 33. Kc3 Rf1 34. Kd3 Rxf2 35. Kc3 Rxh2 36. Kd3 Rg2 37. Kc3 Rxg3+ 38. Kc2 h5 39. Kd2 Rb3 40. Kc2 Rxb4 0-1

[Event "Pan American U08"]
[Site "Bento Goncalves"]
[Date "2010.08.04"]
[Round "4"]
[White "Vescovi Filho, Giovanni"]
[Black "Contreras Rodrgiuez, Sergio"]
[Result "0-1"]
[ECO "B72"]
[PlyCount "138"]
[EventDate "2010.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bd3 0-0 8. 0-0 Nc6 9. h3 Bd7 10. Nxc6 bxc6 11. Ba6 Rb8 12. b3 Qa5 13. Qe2 Qxc3 14. Bd2 Qxc2 15. Rfc1 Qxe4 16. Bd3 Qxe2 17. Bxe2 Ne4 18. Be3 Bxa1 19. Rxa1 Rb5 20. Bxb5 cxb5 21. Bxa7 Nc5 22. b4 Nd3 23. Rb1 Bf5 24. g4 Be4 25. Bd4 Nxf2 26. Kxf2 Bxb1 27. a3 e5 28. Bc3 Ra8 29. Bb2 Kg7 30. g5 f6 31. h4 Kf7 32. Kf3 fxg5 33. hxg5 Ke6 34. Kg4 Kd5 35. Bc1 e4 36. Kf4 Rf8+ 37. Ke3 Kc4 38. Ke2 Kb3 39. Kd1 e3 40. Ke2 Kc2 41. Bxe3 Ra8 42. Bf4 Rxa3 43. Bxd6 Rd3 44. Be5 Rd8 45. Bf6 Re8+ 46. Kf3 Kb3 47. Kf4 Kxb4 48. Bb2 Kb3 49. Bc1 Kc3 50. Ba3 b4 51. Bxb4+ Kxb4 52. Kg4 Re4+ 53. Kf3 Kc5 54. Kg3 Re5 55. Kg4 Kd4 56. Kh4 Bc2 57. Kg4 Bd1+ 58. Kf4 Rf5+ 59. Kg3 Rxg5+ 60. Kh4 Ra5 61. Kg3 h5 62. Kh4 g5+ 63. Kg3 h4+ 64. Kg2 g4 65. Kh2 Ra2+ 66. Kg1 g3 67. Kf1 Ba4 68. Kg1 h3 69. Kh1 Ra1# 0-1

[Event "Pan American U08"]
[Site "Bento Goncalves"]
[Date "2010.08.03"]
[Round "3"]
[White "Contreras Rodrgiuez, Sergio"]
[Black "De Borba, Gabriel"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "57"]
[EventDate "2010.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 Qxd5 4. Nc3 Qc6 5. Nf3 Bb4 6. Bd2 Nf6 7. Bd3 0-0 8. 0-0 Qd7 9. Re1 Nc6 10. Ne5 Nxe5 11. Rxe5 Bd6 12. Re3 Re8 13. Rf3 Ng4 14. h3 Bh2+ 15. Kh1 Qd6 16. hxg4 Bd7 17. Rh3 e5 18. Rxh2 exd4 19. Ne4 Qg6 20. Nc5 Bxg4 21. Bxg6 Bxd1 22. Bxh7+ Kf8 23. Rxd1 b6 24. Nd3 Re2 25. Bb4+ c5 26. Nf4 Rxf2 27. Bd2 a5 28. Nd3 Rf6 29. Re1 1-0

[Event "Pan American U08"]
[Site "Bento Goncalves"]
[Date "2010.08.03"]
[Round "2"]
[White "Matute Moncada, Israel"]
[Black "Contreras Rodrgiuez, Sergio"]
[Result "1-0"]
[ECO "B72"]
[PlyCount "63"]
[EventDate "2010.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bd3 Bg7 7. Be3 Nc6 8. Nxc6 bxc6 9. 0-0 0-0 10. Qd2 Rb8 11. Rab1 Be6 12. a3 Rb7 13. Bh6 Qb8 14. b3 d5 15. Bxg7 Kxg7 16. exd5 Bxd5 17. Nxd5 Nxd5 18. c4 Nf4 19. Be4 Rd8 20. Qc3+ Qe5 21. Qxe5+ f6 22. Qxf4 Rbd7 23. Bxc6 Rd4 24. Qe3 R4d6 25. Qxe7+ Kh6 26. Bf3 R6d7 27. Qxf6 Rd6 28. Qh4+ Kg7 29. Rfe1 R8d7 30. Re7+ Kg8 31. Qxh7+ Kf8 32. Qg7# 1-0

[Event "Pan American U08"]
[Site "Bento Goncalves"]
[Date "2010.08.02"]
[Round "1"]
[White "Contreras Rodrgiuez, Sergio"]
[Black "Quirhuayo Chumbe, German Gonzalo"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "100"]
[EventDate "2010.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. d4 Bf5 5. Bc4 Nb4 6. 0-0 Nxc2 7. Nh4 Nxa1 8. Nxf5 e6 9. Ne3 Be7 10. Qd2 Nc6 11. d5 exd5 12. Bxd5 0-0 13. Rd1 Bb4 14. Qe2 Qe7 15. Qg4 Qf6 16. b3 Bc5 17. Nf5 Qg6 18. Qxg6 hxg6 19. Bxc6 bxc6 20. Ne3 Bxe3 21. Bxe3 Rfd8 22. Nc3 Rxd1+ 23. Nxd1 Rd8 24. Nc3 Rd3 25. g3 Rxc3 26. Bd4 Rc1+ 27. Kg2 c5 28. Be5 c6 29. Bb2 Rb1 30. Ba3 Nc2 31. Bxc5 Rb2 32. Bxa7 Rxa2 33. Bb6 Rb2 34. Kf3 Rxb3+ 35. Be3 Nxe3 36. fxe3 Kf8 37. Ke2 Ke7 38. Kf3 Ke6 39. Ke2 Kd5 40. Kf3 Ke5 41. Ke2 Ke4 42. Kd2 Rxe3 43. Kc2 c5 44. Kd2 c4 45. Kc2 Kd4 46. Kd2 c3+ 47. Kc2 Re2+ 48. Kc1 Kd3 49. Kd1 Ra2 50. Kc1 Ra1# 0-1

[Event "Pan American-ch Schools U07"]
[Site "Columbia"]
[Date "2009.10.07"]
[Round "2"]
[White "Restrepo Borrero, Mateo"]
[Black "Contreras Rodrgiuez, Sergio"]
[Result "1-0"]
[ECO "C61"]
[PlyCount "41"]
[EventDate "2009.10.07"]
[EventType "rapid"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. c3 d3 6. Qf3 g5 7. Qxd3 c6 8. Qd4 cxb5 9. Qxh8 Nf6 10. e5 Ne4 11. Qxh7 d6 12. Qxe4 Qe7 13. c4 b4 14. 0-0 Bd7 15. Qxb7 Rc8 16. Qxb4 Bc6 17. Nc3 Qxe5 18. d3 Ba8 19. Qa4+ Qb5 20. Qxb5+ Rc6 21. Qb8+ 1-0

