[Event "ESP-ch U14"]
[Site "Linares"]
[Date "2007.07.23"]
[Round "9"]
[White "Baragano Campa, David"]
[Black "Rivas, Alexander"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2031"]
[PlyCount "54"]
[EventDate "2007.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 e6 5. 0-0 Be7 6. Re1 0-0 7. Bf1 b6 8. d4 Bb7 9. Nbd2 Qc7 10. b3 Rd8 11. Bb2 d5 12. e5 Ne4 13. Nxe4 dxe4 14. Nd2 cxd4 15. cxd4 Bb4 16. Rc1 Qe7 17. Re3 Bxd2 18. Qxd2 Na6 19. g3 Qg5 20. Re2 Qxd2 21. Rxd2 Nb4 22. Rc4 Nd3 23. Bxd3 exd3 24. Rc7 Ba6 25. f3 Rdc8 26. Rxc8+ Rxc8 27. Kf2 Kf8 1/2-1/2

[Event "ESP-ch U14"]
[Site "Linares"]
[Date "2007.07.22"]
[Round "8"]
[White "Pozueta Alegria, Adrian"]
[Black "Rivas, Alexander"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "1924"]
[PlyCount "52"]
[EventDate "2007.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 Rb8 5. d3 b5 6. f4 b4 7. Nce2 Nf6 8. Nf3 d5 9. e5 Nd7 10. 0-0 Bb7 11. g4 Be7 12. Ng3 0-0 13. Qe2 Qc7 14. Re1 Rfe8 15. f5 exf5 16. Nxf5 Bf6 17. Nd6 Re6 18. Nxb7 Qxb7 19. Bf4 Rbe8 20. Qf2 Ncxe5 21. Bxe5 Nxe5 22. Nxe5 Bxe5 23. Kh1 Bxb2 24. Rxe6 fxe6 25. Rf1 Qd7 26. Qxc5 Bc3 1/2-1/2

[Event "ESP-ch U14"]
[Site "Linares"]
[Date "2007.07.21"]
[Round "7"]
[White "Rivas, Alexander"]
[Black "Garcia Gil, Bernardino"]
[Result "1-0"]
[ECO "C18"]
[BlackElo "2053"]
[PlyCount "106"]
[EventDate "2007.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Nf3 Bd7 8. Bd3 Qa5 9. Bd2 c4 10. Be2 Nc6 11. Nh4 0-0-0 12. 0-0 Nge7 13. f4 f6 14. Nf3 Rdf8 15. Rb1 fxe5 16. fxe5 h6 17. Qc1 g5 18. Qb2 b6 19. Be3 Ng6 20. Nd2 Nce7 21. Qb4 Qxb4 22. axb4 Nf5 23. Bf2 Nf4 24. Bf3 a5 25. bxa5 bxa5 26. Rb6 Kc7 27. Ra6 Ra8 28. Rxa8 Rxa8 29. Ra1 Kb6 30. Nxc4+ Kb5 31. Na3+ Ka6 32. c4 Rc8 33. c5 Bb5 34. Rb1 Be2 35. Rb6+ Ka7 36. Nb5+ Ka8 37. Bxe2 Nxe2+ 38. Kf1 Nf4 39. g3 Nh3 40. Rxe6 g4 41. Rf6 Ne7 42. Nc3 Rd8 43. Be3 Kb8 44. Ra6 Kb7 45. Rxa5 Nf5 46. Ke2 Rf8 47. Rb5+ Kc8 48. Nxd5 Nxe3 49. Nxe3 Rf2+ 50. Kd3 Rxh2 51. e6 Nf2+ 52. Kc4 Kd8 53. d5 Ne4 1-0

[Event "ESP-ch U14"]
[Site "Linares"]
[Date "2007.07.20"]
[Round "6"]
[White "Pardo Simon, David"]
[Black "Rivas, Alexander"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2080"]
[PlyCount "77"]
[EventDate "2007.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. b3 d6 2. e3 e5 3. Bb2 Nc6 4. Bb5 Bd7 5. d3 Nf6 6. Nd2 g6 7. Ngf3 Bg7 8. 0-0 0-0 9. Bxc6 Bxc6 10. c4 Nd7 11. b4 b6 12. d4 e4 13. Ne1 d5 14. Qc2 f5 15. Rc1 Rc8 16. b5 Bb7 17. Ba3 Re8 18. Qa4 a6 19. bxa6 Ra8 20. a7 Nf6 21. Nc2 dxc4 22. Nxc4 c6 23. Nd6 Re7 24. Nxb7 Rxb7 25. Qxc6 Rbxa7 26. Qc3 Kh8 27. h3 Nd5 28. Qb3 f4 29. Kh2 Qg5 30. g3 fxg3+ 31. fxg3 Nxe3 32. Nxe3 Rxa3 33. Qxa3 Rxa3 34. Rc8+ Bf8 35. Rcxf8+ Kg7 36. R1f7+ Kh6 37. Ng4+ Qxg4 38. hxg4 Rxa2+ 39. Kh3 1-0

[Event "ESP-ch U14"]
[Site "Linares"]
[Date "2007.07.19"]
[Round "5"]
[White "Rivas, Alexander"]
[Black "Suarez, Alessandra"]
[Result "1-0"]
[ECO "C11"]
[PlyCount "51"]
[EventDate "2007.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Qb6 8. Rb1 cxd4 9. Nxd4 Bc5 10. Na4 Qa5+ 11. c3 Be7 12. b4 Qc7 13. Bd3 Nf8 14. Nb5 Qd8 15. Bc5 b6 16. Bd6 Kd7 17. Bc7 Qe8 18. Bxb6 axb6 19. Nxb6+ Kd8 20. Nxa8 Nd7 21. Nbc7 Qg8 22. Qa4 Bb7 23. b5 Ncb8 24. Qa5 Kc8 25. Nxd5 Bxd5 26. Qc7# 1-0

[Event "ESP-ch U14"]
[Site "Linares"]
[Date "2007.07.18"]
[Round "4"]
[White "Aranaz Murillo, Amalia"]
[Black "Rivas, Alexander"]
[Result "0-1"]
[ECO "E93"]
[WhiteElo "1706"]
[PlyCount "70"]
[EventDate "2007.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. Be2 e5 7. d5 Nbd7 8. Be3 h6 9. Nd2 Nh7 10. b4 f5 11. f3 f4 12. Bf2 g5 13. g4 fxg3 14. hxg3 Qf6 15. g4 Qf7 16. Nf1 Ndf6 17. Be3 h5 18. Ng3 h4 19. Nf5 Bxf5 20. exf5 e4 21. Nxe4 Nxe4 22. fxe4 Rae8 23. Bf3 Nf6 24. Qd3 Nxe4 25. Bxe4 Qe7 26. Kd2 Qxe4 27. Rag1 Bf6 28. Rh2 Re7 29. Qxe4 Rxe4 30. Kd3 Rfe8 31. Rh3 a6 32. a3 b5 33. c5 Rc4 34. cxd6 cxd6 35. Rc1 Rxe3+ 0-1

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.29"]
[Round "9"]
[White "Rivas, Alexander"]
[Black "Marquez, Gabriel"]
[Result "1/2-1/2"]
[ECO "A57"]
[PlyCount "60"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. e3 g6 5. Nf3 d6 6. Bd3 bxc4 7. Bxc4 Ba6 8. Bxa6 Nxa6 9. 0-0 Bg7 10. Nc3 Qb6 11. a3 Rb8 12. Rb1 0-0 13. Bd2 Ng4 14. h3 Ne5 15. Nxe5 Bxe5 16. f4 Bxc3 17. Bxc3 c4 18. Bd4 Qb7 19. Bc3 Nc5 20. Qd4 f6 21. Qxc4 Rfc8 22. Rfd1 Nb3 23. Qe2 a5 24. Kh1 a4 25. Qg4 Nc5 26. f5 Kf7 27. Rd4 Rg8 28. Qh4 Rg7 29. Rb4 Qa8 30. Rxb8 Qxb8 1/2-1/2

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.28"]
[Round "7"]
[White "Espinoza Pinto, Juan"]
[Black "Rivas, Alexander"]
[Result "1-0"]
[ECO "D35"]
[PlyCount "53"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. Bf4 Nf6 5. e3 Bd6 6. Bg3 Bb4 7. a3 Bxc3+ 8. bxc3 Ne4 9. Qb3 0-0 10. Bd3 f5 11. Ne2 Nd7 12. Bxe4 fxe4 13. cxd5 cxd5 14. 0-0 Nf6 15. c4 b6 16. cxd5 exd5 17. Nc3 Be6 18. Bh4 Rc8 19. Nxe4 Qd7 20. Nxf6+ gxf6 21. Rac1 Kf7 22. Bg3 h5 23. h4 Rc6 24. Rxc6 Qxc6 25. Qb2 Kg7 26. Rc1 Qb7 27. Rc2 1-0

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.28"]
[Round "8"]
[White "Leon Calderon, Jonathan Francisco"]
[Black "Rivas, Alexander"]
[Result "1-0"]
[ECO "B52"]
[PlyCount "41"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. b3 d6 3. Bb2 Nf6 4. Bb5+ Bd7 5. Bxd7+ Nbxd7 6. d3 g6 7. Nf3 Bg7 8. 0-0 0-0 9. Nc3 Ng4 10. h3 Nge5 11. Nxe5 Nxe5 12. f4 Nc6 13. Rb1 e6 14. f5 Qe7 15. f6 Bxf6 16. Nd5 exd5 17. Bxf6 Qd7 18. Qd2 Nd4 19. Qh6 Ne6 20. exd5 Rae8 21. dxe6 1-0

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.27"]
[Round "6"]
[White "Rivas, Alexander"]
[Black "De la Cruz, Erick Fernando"]
[Result "1-0"]
[ECO "D46"]
[PlyCount "66"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 c6 5. Nf3 Nbd7 6. Bd3 Be7 7. 0-0 0-0 8. Re1 b6 9. e4 Ba6 10. cxd5 Bxd3 11. Qxd3 cxd5 12. e5 Ng4 13. h3 Nh6 14. Bxh6 gxh6 15. Rac1 Kh8 16. Nb5 Rg8 17. Nd6 Bxd6 18. exd6 Nb8 19. Ne5 Rg7 20. Rc7 Kg8 21. Rec1 Nd7 22. Nxd7 f6 23. Qb5 f5 24. Qc6 Rf7 25. Qxa8 Qxa8 26. Rc8+ Qxc8 27. Rxc8+ Kg7 28. Ne5 Rf8 29. Rxf8 Kxf8 30. d7 Ke7 31. Kf1 a6 32. Ke1 h5 33. Kf1 a5 1-0

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.26"]
[Round "4"]
[White "Kovalyov, Anton"]
[Black "Rivas, Alexander"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "43"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 d6 7. Bg5 a6 8. Z0 b5 9. Nd5 Be7 10. Nxe7 Nxe7 11. Qf3 Ng6 12. Bd3 0-0 13. h4 h6 14. Bxf6 Qxf6 15. Qxf6 gxf6 16. 0-0-0 Be6 17. Z0 Rac8 18. Kb1 Ne7 19. c4 b4 20. Nd2 a5 21. a3 Nc6 22. Rc1 1-0

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.26"]
[Round "5"]
[White "Rivas, Alexander"]
[Black "Jimenez, Daniel Fernando"]
[Result "1-0"]
[ECO "E43"]
[PlyCount "50"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 0-0 6. Nf3 c5 7. e3 b6 8. Bd3 Bb7 9. 0-0 d5 10. a4 Nbd7 11. Ba3 Rc8 12. Qc2 dxc4 13. Bxc4 cxd4 14. Bxf8 Rxc4 15. Bb4 dxc3 16. Ba3 Nd5 17. Nd2 Rc8 18. Ne4 Qh4 19. Nd6 Rc7 20. Nxb7 Rxb7 21. Rab1 N7f6 22. Bd6 Ne4 23. Bg3 Nxg3 24. hxg3 Qh5 25. e4 Nf6 1-0

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.25"]
[Round "2"]
[White "De Arco, Luis Carlos"]
[Black "Rivas, Alexander"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "75"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 gxf6 11. Qh5 0-0 12. Bd3 Kh8 13. 0-0-0 Rg8 14. f3 Rxg2 15. Qxf7 Rg7 16. Qh5 Rg5 17. Qh4 Be6 18. Rhg1 Nd4 19. Qf2 Bxd5 20. exd5 Qb6 21. Kb1 Qb7 22. c3 b4 23. cxd4 bxa3 24. dxe5 fxe5 25. b3 Rf8 26. Qh4 Rgf5 27. Qh6 R5f7 28. Be4 a5 29. Rg2 Bf6 30. Bxh7 Rg7 31. Bf5+ Kg8 32. Be6+ Rff7 33. Rdg1 Kf8 34. Bxf7 Qxf7 35. Qh8+ Qg8 36. Qxg8+ Kxg8 37. Rxg7+ Bxg7 38. Rg6 1-0

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.25"]
[Round "3"]
[White "Rivas, Alexander"]
[Black "Alvarez, Luis Fernando"]
[Result "1-0"]
[ECO "D08"]
[PlyCount "70"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. Nc3 Nf6 4. Nf3 Nbd7 5. e3 b6 6. Bd3 Bb7 7. 0-0 Be7 8. Re1 0-0 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Bxe4 12. Rxe4 Nf6 13. Re1 c5 14. Be3 Qc7 15. Qc2 Rac8 16. b3 Rfd8 17. Rad1 Rd7 18. Nxe5 Rdd8 19. Nf3 h6 20. h3 cxd4 21. Nxd4 Bc5 22. Nb5 Rxd1 23. Rxd1 Qe7 24. Bxc5 Rxc5 25. Nxa7 g6 26. Nb5 Qb7 27. Qe2 Rg5 28. f3 Nh5 29. Qb2 f5 30. h4 Rg3 31. Qe5 Kh7 32. Qd5 Qe7 33. Qe4 Qc5+ 34. Rd4 Nf6 35. h5 Nxh5 1-0

[Event "Pan American-ch U12"]
[Site "Bogota"]
[Date "2004.07.24"]
[Round "1"]
[White "Rivas, Alexander"]
[Black "Guevara Perez, Jorge Alejandro"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "58"]
[EventDate "2004.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 c6 5. Nf3 Nbd7 6. Be2 Bb4 7. 0-0 0-0 8. Bd3 Qc7 9. Qc2 h6 10. h3 b6 11. a3 Bd6 12. b4 c5 13. bxc5 bxc5 14. cxd5 exd5 15. Nb5 Qc6 16. Nxd6 Qxd6 17. a4 c4 18. Bf5 Qc6 19. Qc3 Rb8 20. Nd2 Nb6 21. Bxc8 Rfxc8 22. a5 Na4 23. Qa3 c3 24. Nb3 Qb5 25. Qxa4 Qxb3 26. Qxb3 Rxb3 27. f3 a6 28. Z0 Rc4 29. Rf2 Kf8 1-0

