[Event "Pan American-ch U20"]
[Site "Cali"]
[Date "2005.10.21"]
[Round "9"]
[White "Zapata, Alexander"]
[Black "Alvarez, Anderson"]
[Result "0-1"]
[ECO "B98"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "102"]
[EventDate "2005.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[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. Bd3 Nc6 10. Nb3 b5 11. a3 Bb7 12. 0-0 0-0 13. Rae1 Nd7 14. Qh5 Nc5 15. Rf3 Bxg5 16. fxg5 g6 17. Qh6 Nxd3 18. cxd3 Ne5 19. Rh3 f5 20. gxf6 Rxf6 21. Nd2 Ng4 22. Qh4 Qb6+ 23. Ree3 Nxe3 24. Qxh7+ Kf8 25. Qh6+ Ke7 26. Rxe3 Raf8 27. h3 Rf4 28. Nd1 Qc5 29. Qg7+ R8f7 30. Qc3 Qxc3 31. bxc3 Rf8 32. Rg3 Rg8 33. Nf3 Kd7 34. Ne3 Ke7 35. Kf2 d5 36. e5 d4 37. cxd4 Bxf3 38. Rxf3 Rxd4 39. Ke2 Ra4 40. Nc2 Rf8 41. Rg3 Kf7 42. Rf3+ Kg7 43. Rxf8 Kxf8 44. g3 a5 45. Kd2 b4 46. axb4 axb4 47. Kc1 b3 48. Ne3 Rd4 49. Kb2 Rxd3 50. Nf1 Rf3 51. Nd2 Rf2 0-1

[Event "Pan American-ch U20"]
[Site "Cali"]
[Date "2005.10.20"]
[Round "8"]
[White "Alvarez, Anderson"]
[Black "Rios Gomez, Cristhian Camilo"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "86"]
[EventDate "2005.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. 0-0 Be7 8. c3 Ngf6 9. Nxf6+ gxf6 10. Re1 Bd6 11. Be4 Bxe4 12. Rxe4 c6 13. d5 cxd5 14. Re1 Nc5 15. Be3 0-0 16. Bh6 Re8 17. Nd4 Kh8 18. Nb5 Rg8 19. Nxd6 Qxd6 20. Re3 Rg6 21. Qh5 Qd8 22. Rd1 Qg8 23. Rg3 Rxg3 24. hxg3 Qg6 25. Qxg6 fxg6 26. Be3 Ne4 27. g4 b6 28. f3 Nd6 29. b3 b5 30. Bc5 Nf7 31. Re1 Nd8 32. Be7 Kg7 33. Bxd8 Rxd8 34. Rxe6 Kf7 35. Rc6 Ke7 36. Rc5 a6 37. Rc6 Rd6 38. Rc7+ Rd7 39. Rxd7+ Kxd7 40. Kf2 Kd6 41. b4 Ke5 42. Ke3 g5 43. g3 h6 1/2-1/2

[Event "Pan American-ch U20"]
[Site "Cali"]
[Date "2005.10.19"]
[Round "6"]
[White "Alvarez, Anderson"]
[Black "Pinto, Juan"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "56"]
[EventDate "2005.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Nxc6 bxc6 11. exd5 cxd5 12. Nxd5 Nxd5 13. Qxd5 Qc7 14. Qc5 Qb7 15. b3 Be6 16. Kb1 Rfc8 17. Qa3 a5 18. Bd4 a4 19. b4 Qd5 20. c4 Bf5+ 21. Bd3 Qxd4 22. Bxf5 Qa1+ 23. Kc2 Rxc4+ 24. Kd2 Rd8+ 25. Bd3 Bh6+ 26. Ke2 Qe5+ 27. Kf1 Qe3 28. b5 Rc2 0-1

[Event "Pan American-ch U20"]
[Site "Cali"]
[Date "2005.10.19"]
[Round "7"]
[White "Tapia Aguilera, Carlos S"]
[Black "Alvarez, Anderson"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "72"]
[EventDate "2005.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. d5 Nbd7 8. 0-0 Nc5 9. Bg5 h6 10. Bxf6 Qxf6 11. Ne1 Qe7 12. Nd3 Nxd3 13. Bxd3 f5 14. exf5 gxf5 15. Re1 Qg5 16. Qc1 Qg6 17. f4 e4 18. Bf1 h5 19. Qd2 Bh6 20. Qf2 Qf7 21. Qh4 Bd7 22. Ne2 Bg7 23. Rab1 Bf6 24. Qh3 h4 25. g3 Kg7 26. gxh4 Rh8 27. Qg2+ Kf8 28. Ng3 Rxh4 29. Rbd1 Ke7 30. h3 Rxf4 31. Be2 Rh4 32. Rf1 Rg8 33. Kh1 Be5 34. Nxf5+ Bxf5 35. Bg4 Rhxg4 36. Qxg4 Rxg4 0-1

[Event "Pan American-ch U20"]
[Site "Cali"]
[Date "2005.10.18"]
[Round "4"]
[White "Perez, Cesar Camilo"]
[Black "Alvarez, Anderson"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "66"]
[EventDate "2005.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. 0-0 Be7 9. Be3 Nbd7 10. a4 0-0 11. a5 Qc7 12. f3 Nc5 13. Nxc5 dxc5 14. Nd5 Bxd5 15. exd5 c4 16. Kh1 Bc5 17. Bg5 Be7 18. Bxf6 Bxf6 19. Ra4 c3 20. b3 Bg5 21. Bc4 Bd2 22. Qe2 Kh8 23. g3 f6 24. Kg2 Rae8 25. h4 f5 26. Qd3 Qd6 27. b4 e4 28. Qe2 exf3+ 29. Qxf3 Re3 30. Qf2 Rf6 31. h5 g5 32. g4 f4 33. Kh1 Rh3+ 0-1

[Event "Pan American-ch U20"]
[Site "Cali"]
[Date "2005.10.18"]
[Round "5"]
[White "Vargas, Edwin Antonio"]
[Black "Alvarez, Anderson"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "63"]
[EventDate "2005.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c3 g6 3. f4 Bg7 4. Nd2 0-0 5. e4 d6 6. Ngf3 Re8 7. Be2 Nbd7 8. e5 dxe5 9. fxe5 Nd5 10. Ne4 Nf8 11. 0-0 c6 12. c4 Nb6 13. a4 a5 14. Be3 Bf5 15. Ng3 Bg4 16. Qb3 Qc7 17. Rad1 Nbd7 18. Ng5 Bxe2 19. Nxe2 f6 20. exf6 Nxf6 21. c5+ e6 22. Bf4 Qd7 23. Be5 Qe7 24. Bd6 Qd7 25. Bxf8 Kxf8 26. Nxh7+ Ke7 27. Nxf6 Bxf6 28. Nf4 Kf7 29. Nxg6 Kxg6 30. Qg3+ Kf7 31. Rxf6+ Ke7 32. Rf7+ 1-0

[Event "Pan American-ch U20"]
[Site "Cali"]
[Date "2005.10.17"]
[Round "3"]
[White "Alvarez, Anderson"]
[Black "Vanegas Barbosa, Jhonny German"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "76"]
[EventDate "2005.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Nbd7 9. Qd2 Nb6 10. 0-0-0 Be7 11. Qf2 Nbd7 12. g4 Bxg4 13. Kb1 Be6 14. Rg1 g6 15. f4 Ng4 16. Qd2 Nxe3 17. Qxe3 Qb6 18. Qxb6 Nxb6 19. fxe5 dxe5 20. Rg2 0-0 21. Nd5 Bxd5 22. exd5 Rfd8 23. Rgd2 Bd6 24. a3 Rac8 25. Nc1 f5 26. h4 Kg7 27. Bh3 Rc4 28. Ka2 Rxh4 29. Bf1 e4 30. b4 Bf4 31. Rg2 Bxc1 32. Rxc1 Nxd5 33. Kb2 Ne3 34. Rg3 f4 35. Rg5 Kf6 36. Rc5 Rh1 37. Bc4 Rxc1 38. Kxc1 f3 0-1

[Event "Pan American-ch U20"]
[Site "Cali"]
[Date "2005.10.17"]
[Round "2"]
[White "Cordova, Emilio"]
[Black "Alvarez, Anderson"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2434"]
[BlackElo "1800"]
[PlyCount "70"]
[EventDate "2005.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. Be3 Re8 9. dxe5 Nxe5 10. Nxe5 Rxe5 11. f4 Re8 12. Bf3 Be6 13. c5 dxc5 14. e5 Nd7 15. Bxb7 Rb8 16. Bc6 Re7 17. Na4 Bc4 18. Rf2 Bb5 19. Bxb5 Rxb5 20. Bxc5 Qe8 21. Rd2 Nxc5 22. Rd8 Nxa4 23. Rxe8+ Rxe8 24. Qxa4 Reb8 25. b3 a5 26. Qc4 c5 27. g3 Bf8 28. e6 fxe6 29. Qxe6+ Kh8 30. Rd1 Bg7 31. Rd7 Rb4 32. Qe7 Rg8 33. Qxc5 Re4 34. Qxa5 Re2 35. Rd1 Ree8 1-0

[Event "Pan American-ch U20"]
[Site "Cali"]
[Date "2005.10.16"]
[Round "1"]
[White "Alvarez, Anderson"]
[Black "Tobon Velasquez, Sebastian"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "41"]
[EventDate "2005.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. 0-0-0 Bd7 10. g4 Qa5 11. Nb3 Qd8 12. h4 a5 13. h5 a4 14. Nd4 Nxd4 15. Bxd4 b5 16. hxg6 fxg6 17. Qh2 b4 18. Bxf6 exf6 19. Bc4+ Rf7 20. Qxh7+ Kf8 21. Qxg6 1-0

[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2003.06.09"]
[Round "2"]
[White "Alvarez, Anderson"]
[Black "Navarro, Martin"]
[Result "1-0"]
[ECO "C07"]
[PlyCount "49"]
[EventDate "2003.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. c3 cxd4 5. cxd4 Nc6 6. Ngf3 dxe4 7. Nxe4 Nf6 8. Nc3 Bb4 9. a3 Ba5 10. Bb5 Bd7 11. 0-0 h6 12. b4 Bb6 13. d5 Nxd5 14. Nxd5 exd5 15. Qxd5 0-0 16. Bb2 a6 17. Ba4 Qc7 18. Rac1 Rfe8 19. Bc2 Be6 20. Qd3 f5 21. Qc3 Qf7 22. Rfe1 Rac8 23. Rxe6 Nd4 24. Rxe8+ Qxe8 25. Bb3+ 1-0

[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2003.06.??"]
[Round "4"]
[White "Alvarez, Anderson"]
[Black "Iturrizaga Bonelli, Eduardo"]
[Result "0-1"]
[ECO "B18"]
[PlyCount "110"]
[EventDate "2003.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bd3 Bxd3 8. Qxd3 Ngf6 9. 0-0 e6 10. Re1 Qc7 11. a3 Bd6 12. Nf5 0-0 13. Nxd6 Qxd6 14. h3 c5 15. Be3 cxd4 16. Bxd4 Rfc8 17. Rad1 Qc7 18. c3 a5 19. Bxf6 Nxf6 20. Ng5 h6 21. Ne4 Nd5 22. Ng3 Qb6 23. Rd2 Nf6 24. Ne4 Nxe4 25. Qxe4 a4 26. Red1 Qc6 27. Qb4 b5 28. Qe7 Qe4 29. Rd7 Rf8 30. Rd8 Raxd8 31. Rxd8 Qe1+ 32. Kh2 Qe5+ 33. Kg1 Rxd8 34. Qxd8+ Kh7 35. Qd3+ f5 36. Qd2 Qe4 37. Kh1 e5 38. Kg1 Qc4 39. Qe3 Qd5 40. Qe2 Kg6 41. Qc2 e4 42. Qe2 Kf6 43. Qe3 Qd3 44. Qc1 Ke5 45. g3 g5 46. h4 f4 47. hxg5 hxg5 48. gxf4+ gxf4 49. Qe1 e3 50. Kg2 f3+ 51. Kxf3 e2+ 52. Kg2 Kf4 53. Qc1+ Kg4 54. Qe1 Qh3+ 55. Kg1 Kf3 0-1

[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2003.06.??"]
[Round "7"]
[White "Alvarez, Anderson"]
[Black "Sanchez Liecano, Sebastian Felipe"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "118"]
[EventDate "2003.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Nc3 Bb4 7. Bd2 Bxc3 8. Bxc3 Nxe4 9. Qg4 Ng5 10. h4 Ne6 11. 0-0-0 d5 12. Bc4 f5 13. Qe2 Nf4 14. Qf3 Be6 15. Nc5 Bf7 16. Rd2 0-0 17. g3 Bh5 18. g4 Bxg4 19. Qg3 Qe7 20. Bxd5+ Nxd5 21. Rxd5 b6 22. Nb3 Qe6 23. Rd2 f4 24. Qg2 h5 25. f3 Bf5 26. Rg1 g6 27. Re2 Rfe8 28. Kb1 Rad8 29. Rd2 Qe7 30. Qg5 Qxg5 31. Rxg5 b5 32. a3 Kf7 33. Rgg2 a6 34. Nc5 a5 35. Nb7 Rxd2 36. Rxd2 Re7 37. Nxa5 Nxa5 38. Bxa5 e4 39. fxe4 Rxe4 40. Rf2 Bg4 41. Bc7 f3 42. b3 g5 43. Bd8 Re2 44. Rf1 f2 45. Rxf2+ Rxf2 46. Bxg5 Bf5 47. a4 bxa4 48. bxa4 Bxc2+ 49. Kc1 Bxa4 50. Bd8 Ke6 51. Bg5 Ke5 52. Be7 Ke4 53. Bg5 Kd3 54. Be7 Kc3 55. Kb1 Bb3 56. Bg5 Rf1+ 57. Bc1 Bc2+ 58. Ka2 Rxc1 59. Ka3 Ra1# 0-1

[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2003.06.??"]
[Round "7"]
[White "Alvarez, Anderson"]
[Black "Tamayo, Julian"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "53"]
[EventDate "2003.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[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 Qa5+ 10. Bd2 Qd8 11. Bg5 Qa5+ 12. Bd2 Qd8 13. Nxf6+ gxf6 14. c3 Bg7 15. Bd3 Ne7 16. Nc2 f5 17. Bg5 fxe4 18. Bxe4 Rb8 19. Nb4 f6 20. Qh5+ Kf8 21. Qf3 a5 22. Bxf6 axb4 23. Bxe5+ Kg8 24. Bd5+ Nxd5 25. Qxd5+ Kf8 26. Bxd6+ Ke8 27. 0-0-0 1-0

[Event "Pan American-ch U14"]
[Site "Bogota"]
[Date "2003.06.??"]
[Round "3"]
[White "Ascoy Contreras, Martin"]
[Black "Alvarez, Anderson"]
[Result "1-0"]
[ECO "D05"]
[PlyCount "49"]
[EventDate "2003.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 Nf6 4. Ne5 Nbd7 5. Bd3 Bd6 6. f4 c5 7. c3 cxd4 8. exd4 0-0 9. 0-0 a6 10. Qe2 b5 11. Rf3 Qc7 12. Rh3 g6 13. Nd2 Nh5 14. Ndf3 f6 15. Nxg6 hxg6 16. Qxe6+ Kg7 17. Qe1 Nb6 18. f5 Nf4 19. Bxf4 Bxf4 20. Qh4 Rg8 21. Ne5 Bxe5 22. dxe5 Qc5+ 23. Kh1 fxe5 24. Qh7+ Kf8 25. Rh6 1-0

