[Event "Barcelona Sants op 15th"]
[Site "Barcelona"]
[Date "2013.08.23"]
[Round "1"]
[White "Sierra, Miguel"]
[Black "Guerra Mendez, Jose Angel"]
[Result "0-1"]
[ECO "B87"]
[WhiteElo "2248"]
[BlackElo "2505"]
[PlyCount "56"]
[EventDate "2013.08.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. Bg5 Be7 9. Qf3 Qc7 10. 0-0-0 0-0 11. Rhe1 b4 12. Nce2 Nbd7 13. Ng3 Nc5 14. Qe2 Bb7 15. Bxf6 Bxf6 16. f4 Bxd4 17. Rxd4 a5 18. e5 d5 19. Nh5 a4 20. Qg4 f5 21. exf6 axb3 22. Kd2 g6 23. axb3 Bc8 24. Re5 Ne4+ 25. Ke3 Qxc2 26. f7+ Rxf7 27. Rexe4 dxe4 28. Qh4 Qxb3+ 0-1

[Event "Callao op"]
[Site "Callao"]
[Date "2007.08.14"]
[Round "9"]
[White "Sierra, Miguel"]
[Black "Zapata, Karen"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "2248"]
[BlackElo "1885"]
[PlyCount "71"]
[EventDate "2007.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Nf6 3. f4 g6 4. g3 Bg7 5. Bg2 c5 6. Nf3 Nc6 7. 0-0 0-0 8. e3 Bf5 9. h3 Nb4 10. Na3 Ne4 11. Bxg7 Kxg7 12. g4 Bc8 13. d3 Nc3 14. Qd2 d4 15. exd4 cxd4 16. Nb5 Nbxa2 17. Nbxd4 Qb6 18. Rxa2 Nxa2 19. c3 Qc7 20. Qxa2 Qxc3 21. Qe2 Qc5 22. Qe3 Kg8 23. Rc1 Qb6 24. Qxe7 Rd8 25. Rc7 Rf8 26. f5 Kg7 27. Kh1 Qf6 28. Qxf6+ Kxf6 29. g5+ Kg7 30. f6+ Kg8 31. Ne5 a5 32. Bd5 a4 33. Nxf7 a3 34. Nh6+ Kh8 35. Rg7 a2 36. Rg8+ 1-0

[Event "Callao op"]
[Site "Callao"]
[Date "2007.08.13"]
[Round "8"]
[White "Calcina Amezquita, Gari"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2126"]
[BlackElo "2248"]
[PlyCount "58"]
[EventDate "2007.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c3 Bd6 5. Nf3 Ne7 6. Bd3 0-0 7. 0-0 h6 8. Re1 Bg4 9. Nbd2 Nbc6 10. Nf1 Qd7 11. Ng3 Rae8 12. h3 Be6 13. Nh5 f6 14. Bxh6 gxh6 15. Qd2 Nf5 16. g4 Ng7 17. Qxh6 Nxh5 18. Qxh5 Qg7 19. Rxe6 Rxe6 20. Qxd5 Qf7 21. Bc4 Nd8 22. Qf5 Rfe8 23. Kg2 Kf8 24. Re1 Qe7 25. Ng5 Rxe1 26. Qg6 Ne6 27. Nh7+ Qxh7 28. Qxh7 Re7 29. Qh8+ Kf7 1-0

[Event "Callao op"]
[Site "Callao"]
[Date "2007.08.12"]
[Round "6"]
[White "Granda Zuniga, Julio E"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2621"]
[BlackElo "2248"]
[PlyCount "109"]
[EventDate "2007.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 Bg4 3. e4 Nd7 4. h3 Bxf3 5. Qxf3 g6 6. Bc4 e6 7. 0-0 Bg7 8. c3 Ne7 9. Be3 0-0 10. Nd2 e5 11. Rfd1 Kh8 12. Qe2 f5 13. Bg5 h6 14. Bh4 Qe8 15. dxe5 Nxe5 16. Bxe7 Qxe7 17. exf5 Rxf5 18. g3 Re8 19. Bd5 Nf3+ 20. Qxf3 Rxf3 21. Nxf3 c6 22. Re1 Qd7 23. Rxe8+ Qxe8 24. Re1 Be5 25. Bb3 g5 26. Kg2 Qe7 27. Re3 Qf6 28. Nh2 h5 29. Rf3 Qg6 30. Bf7 Qh6 31. Nf1 g4 32. hxg4 hxg4 33. Re3 Qh7 34. Bc4 Qc2 35. Re2 Qf5 36. Re3 Qc2 37. Re2 Qf5 38. Kg1 b5 39. Bb3 Qd3 40. Rd2 Qe4 41. Bc2 Qe1 42. Bf5 Qa1 43. a3 d5 44. Re2 Bxc3 45. bxc3 Qxa3 46. Ne3 Qxc3 47. Nxg4 Qf3 48. Re8+ Kg7 49. Re7+ Kf8 50. Rf7+ Kxf7 51. Ne5+ Kf6 52. Nxf3 Kxf5 53. Nd4+ Ke4 54. Nxc6 Kd3 55. g4 1-0

[Event "Callao op"]
[Site "Callao"]
[Date "2007.08.12"]
[Round "7"]
[White "Sierra, Miguel"]
[Black "Contreras, Jose"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "2248"]
[BlackElo "2201"]
[PlyCount "68"]
[EventDate "2007.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 0-0 9. 0-0 Nbd7 10. h3 b5 11. a3 Bb7 12. Be3 Nc5 13. Bxc5 dxc5 14. f4 Bd6 15. Qd2 Qc7 16. Nd5 Bxd5 17. exd5 Rae8 18. Rae1 Re7 19. b3 Rfe8 20. c4 bxc4 21. bxc4 exf4 22. Nxf4 Rxe1 23. Rxe1 Rxe1+ 24. Qxe1 Bxf4 25. gxf4 Qxf4 26. Qe7 Qd4+ 27. Kh1 g6 28. d6 Kg7 29. Bd5 Nxd5 30. cxd5 Qxd5+ 31. Kh2 Qa2+ 32. Kg1 Qa1+ 33. Kg2 Qb2+ 34. Kh1 Qa1+ 1/2-1/2

[Event "Callao op"]
[Site "Callao"]
[Date "2007.08.11"]
[Round "4"]
[White "Abarca, Diego"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2141"]
[BlackElo "2248"]
[PlyCount "62"]
[EventDate "2007.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. exd5 Qxd5 4. Be3 e5 5. c4 Qa5+ 6. Bd2 Bb4 7. d5 Nd4 8. Bd3 Nf6 9. Ne2 Bg4 10. 0-0 e4 11. Qe1 Bxd2 12. Nxd2 Bxe2 13. Bxe2 Nc2 14. b4 Qxb4 15. Rb1 Qe7 16. Qd1 Nd4 17. Re1 0-0 18. Bd3 c5 19. dxc6 Nxc6 20. Nxe4 Nxe4 21. Bxe4 Qc7 22. Qh5 g6 23. Qh4 b6 24. Re3 Rae8 25. Rbe1 Re5 26. f4 Rh5 27. Qf6 Na5 28. Bd5 Nxc4 29. Re8 Qc5+ 30. Kh1 Rxd5 31. h3 Qd4 0-1

[Event "Callao op"]
[Site "Callao"]
[Date "2007.08.11"]
[Round "5"]
[White "Sierra, Miguel"]
[Black "Felgaer, Ruben Alejandro"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2248"]
[BlackElo "2559"]
[PlyCount "48"]
[EventDate "2007.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. 0-0 Ne7 8. N1d2 Nbc6 9. Qh5 Qc7 10. Nf3 Ng6 11. Bd2 d6 12. Kh1 0-0 13. Ng5 h6 14. f4 Qe7 15. f5 Nce5 16. f6 gxf6 17. Nh3 Bd7 18. Bxh6 Rfc8 19. Qe2 Bb5 20. Bxb5 axb5 21. Nf4 Kh7 22. Qh5 Kg8 23. Qe2 Kh7 24. Qh5 Kg8 1/2-1/2

[Event "Callao op"]
[Site "Callao"]
[Date "2007.08.10"]
[Round "3"]
[White "Roselli Mailhe, Bernardo"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2412"]
[BlackElo "2248"]
[PlyCount "115"]
[EventDate "2007.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. d4 c5 2. d5 b5 3. e4 a6 4. a4 b4 5. b3 d6 6. Nd2 Nf6 7. Bb2 g6 8. g3 Bg7 9. Bg2 0-0 10. a5 Bd7 11. Ne2 Bb5 12. 0-0 Nbd7 13. Re1 Rc8 14. h3 Re8 15. Nc1 e6 16. Nd3 exd5 17. exd5 Bxd3 18. cxd3 Rxe1+ 19. Qxe1 Ne8 20. Bxg7 Kxg7 21. Nc4 Ndf6 22. Ra2 Nc7 23. Nb6 Rb8 24. d4 Nb5 25. dxc5 dxc5 26. Rc2 Nd4 27. Rb2 Qc7 28. Qf1 Re8 29. Kh2 h5 30. Qxa6 h4 31. Nc4 hxg3+ 32. fxg3 Rh8 33. Qd6 Qc8 34. Qf4 Rh5 35. Ne3 g5 36. Qf1 Qe8 37. Rf2 Qe5 38. Nf5+ Kg6 39. Nxd4 Ng4+ 40. Kg1 Nxf2 41. Nf3 Nxh3+ 42. Bxh3 Qxg3+ 43. Bg2 g4 44. Qe1 Qf4 45. Qd2 Qf6 46. Nh2 Qa1+ 47. Nf1 Qxa5 48. Qf4 f5 49. Qd6+ Kg5 50. Qe7+ Kg6 51. Qe8+ Kg5 52. Qe7+ Kg6 53. Qe8+ Kg5 54. d6 Qa7 55. d7 c4+ 56. Ne3 Rh8 57. d8Q+ Kf4 58. Qd6+ 1-0

[Event "Callao op"]
[Site "Callao"]
[Date "2007.08.09"]
[Round "2"]
[White "Sierra, Miguel"]
[Black "Lafuente, Pablo"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2248"]
[BlackElo "2454"]
[PlyCount "84"]
[EventDate "2007.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 Qb6 10. Nf3 Rc8 11. 0-0 Bb5 12. Bxb5+ Qxb5 13. a4 Qb6 14. Na3 e6 15. Nb5 a6 16. Na3 Qb3 17. Nd2 Qxc2 18. Nxc2 Nd7 19. Rfe1 Nb6 20. Ne3 Kd7 21. Re2 Nbc4 22. Ndxc4 Nxc4 23. Nxc4 Rxc4 24. Kf1 Be7 25. Ke1 h5 26. Kd1 Rhc8 27. h3 f6 28. Bd2 Bd6 29. f4 R8c7 30. Be3 b5 31. axb5 axb5 32. Bd2 b4 33. Ra8 bxc3 34. bxc3 Rc8 35. Ra7+ R4c7 36. Rxc7+ Rxc7 37. Kc2 Ra7 38. Re1 Ra2+ 39. Kd3 Bc7 40. Rb1 Ra8 41. Re1 Bd6 42. Rb1 Bc7 1/2-1/2

[Event "Callao op"]
[Site "Callao"]
[Date "2007.08.08"]
[Round "1"]
[White "Sierra, Miguel"]
[Black "Quiroz, Christian"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "2248"]
[BlackElo "2095"]
[PlyCount "57"]
[EventDate "2007.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. 0-0 e5 8. f4 Be7 9. Kh1 0-0 10. Nc3 Rb8 11. b3 exf4 12. Bxf4 Be6 13. e5 dxe5 14. Bxe5 Ng4 15. Bf4 g5 16. Bg3 Rb4 17. Qe1 h5 18. Rd1 Rd4 19. h3 Nh6 20. Be5 Rd7 21. Qe4 f5 22. Qxc6 Bd6 23. Bc4 Bxc4 24. Qxc4+ Kh7 25. Qc6 Nf7 26. Rxf5 Nxe5 27. Rxe5 Rf1+ 28. Rxf1 Bxe5 29. Qe4+ 1-0

[Event "Lima op"]
[Site "Lima"]
[Date "2005.03.20"]
[Round "3"]
[White "Llanos Lopez, Walter"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "2163"]
[BlackElo "2256"]
[PlyCount "38"]
[EventDate "2005.03.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 0-0 5. d3 h6 6. Nf3 Nc6 7. Nd5 d6 8. Bd2 Nxd5 9. cxd5 Ne7 10. e4 c6 11. b4 Bb6 12. dxc6 bxc6 13. a4 Ba6 14. a5 Bc7 15. Qb3 Rb8 16. Rb1 Bxa5 17. Qa2 Bxd3 18. Rc1 Bxb4 19. Bxb4 Rxb4 0-1

[Event "Lima op"]
[Site "Lima"]
[Date "2005.03.19"]
[Round "2"]
[White "Sierra, Miguel"]
[Black "Altamirano, Carlos"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2256"]
[PlyCount "79"]
[EventDate "2005.03.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 g6 7. b3 Bg7 8. Bb2 a5 9. 0-0 0-0 10. a4 Re8 11. Nd2 Nxe4 12. Bxg7 Nxd2 13. Qxd2 Kxg7 14. f4 e6 15. Rae1 f5 16. Re3 Qf6 17. Re5 c5 18. Bb5 Re7 19. Rxc5 d5 20. Re1 h6 21. Re5 g5 22. Rc3 Ba6 23. Bxa6 Rxa6 24. Rc8 gxf4 25. Qxf4 Qg5 26. Qd4 Kh7 27. Rxf5 exf5 28. Rh8+ Kg6 29. Rg8+ Kf7 30. Qxd5+ Rae6 31. Rxg5 hxg5 32. Qxf5+ Rf6 33. Qxa5 Kg6 34. h3 Re2 35. Qc5 Rfe6 36. a5 R2e5 37. Qc4 Kf7 38. b4 Ke7 39. b5 Re1+ 40. Kh2 1-0

[Event "Lima op"]
[Site "Lima"]
[Date "2005.03.18"]
[Round "1"]
[White "Esplana, Americo"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "C06"]
[BlackElo "2256"]
[PlyCount "54"]
[EventDate "2005.03.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Nf3 Bd6 11. 0-0 Qc7 12. Bg5 Ng4 13. h3 Nh6 14. Rc1 0-0 15. Bxh6 gxh6 16. Qd2 Qg7 17. Kh1 Bd7 18. Bb1 Kh8 19. a3 Rg8 20. Rg1 Raf8 21. Qd3 Rf7 22. Rcf1 Bb8 23. b4 a6 24. h4 Qg4 25. Qe3 Qh5 26. Qd3 Rg4 27. Nc3 Nxd4 0-1

[Event "Internet Section 11B g/8'+2\""]
[Site "Dos Hermanas"]
[Date "2004.03.11"]
[Round "2"]
[White "Downs, Ray"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "A25"]
[BlackElo "2277"]
[PlyCount "72"]
[EventDate "2004.03.11"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Nf6 4. Nc3 Bc5 5. a3 a5 6. e3 d6 7. Nge2 h6 8. b3 0-0 9. Bb2 Bf5 10. d3 Qd7 11. h3 Rfe8 12. g4 Bh7 13. Ng3 Rab8 14. 0-0 Ne7 15. d4 exd4 16. exd4 Bb6 17. b4 c6 18. Nce4 Nxe4 19. Nxe4 Ng6 20. c5 Bc7 21. cxd6 Bxd6 22. Nc5 Qe7 23. Ne4 Bc7 24. Re1 Nh4 25. d5 cxd5 26. Nf6+ gxf6 27. Rxe7 Rxe7 28. Bxf6 Nxg2 29. Bxe7 Nf4 30. Qb3 Re8 31. Bc5 d4 32. b5 a4 33. Qc4 Bd3 34. Qxd4 Ne2+ 35. Kg2 Nxd4 36. Bxd4 Bxb5 0-1

[Event "Internet Section 11B g/8'+2\""]
[Site "Dos Hermanas"]
[Date "2004.03.11"]
[Round "3"]
[White "Sierra, Miguel"]
[Black "Prokolab, Miroslav"]
[Result "1-0"]
[ECO "B55"]
[WhiteElo "2277"]
[PlyCount "75"]
[EventDate "2004.03.11"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. 0-0 g6 8. b3 Bg7 9. Bb2 0-0 10. Nd2 h5 11. Qe1 Be6 12. f4 Bh6 13. f5 Bd7 14. e5 Ng4 15. e6 Qb6+ 16. Kh1 fxe6 17. Nc4 Qc5 18. b4 Qd5 19. fxg6 Rxf1+ 20. Bxf1 Rf8 21. Qc3 e5 22. h3 Nf2+ 23. Kg1 Bxh3 24. Nxe5 Be6 25. Bc4 Ne4 26. Bxd5 Bxd5 27. Qh3 dxe5 28. Qxh5 Be3+ 29. Kh2 Bf4+ 30. Kh3 Be6+ 31. g4 Ng5+ 32. Kg2 Bd5+ 33. Kf1 Bg3+ 34. Ke2 Bc4+ 35. Kd2 Ne4+ 36. Ke3 Bf2+ 37. Kxe4 Bd5+ 38. Kd3 1-0

[Event "PER-ch"]
[Site "Lima"]
[Date "2004.03.08"]
[Round "4.2"]
[White "Salazar, Carlos"]
[Black "Sierra, Miguel"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2181"]
[BlackElo "2300"]
[PlyCount "63"]
[EventDate "2004.03.05"]
[EventType "k.o."]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 b5 2. e4 Bb7 3. Bxb5 Bxe4 4. 0-0 Nf6 5. d4 e6 6. c4 Be7 7. Nc3 Bb7 8. Bg5 0-0 9. Re1 d6 10. Ba4 Nbd7 11. Bc2 Re8 12. Qd3 Nf8 13. d5 Nxd5 14. cxd5 Bxg5 15. Ba4 Bf6 16. Bxe8 Qxe8 17. Nd4 Qd7 18. Qc4 Re8 19. h3 Be5 20. Rad1 exd5 21. Nxd5 c6 22. Nc3 d5 23. Qa4 Ba8 24. Nf3 f6 25. Re2 Re7 26. Red2 Ne6 27. Ne2 Nc5 28. Nxe5 fxe5 29. Qc2 Ne6 30. b4 Qd6 31. a3 Rc7 32. Qd3 1/2-1/2

[Event "PER-ch"]
[Site "Lima"]
[Date "2004.03.08"]
[Round "4.1"]
[White "Sierra, Miguel"]
[Black "Salazar, Carlos"]
[Result "1/2-1/2"]
[ECO "A15"]
[WhiteElo "2300"]
[BlackElo "2181"]
[PlyCount "89"]
[EventDate "2004.03.05"]
[EventType "k.o."]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. e3 e5 7. d3 c6 8. Ne2 Re8 9. 0-0 d5 10. cxd5 Nxd5 11. a3 f5 12. Nd2 Be6 13. Nc4 Qc7 14. Rc1 Nd7 15. b4 Rac8 16. Rc2 Qb8 17. Qa1 Rc7 18. e4 N5b6 19. Nxb6 Nxb6 20. f4 Na4 21. Bxe5 Bxe5 22. fxe5 fxe4 23. d4 e3 24. Rf3 g5 25. Rxe3 Rf8 26. Nc3 Nb6 27. Ne4 Nd5 28. Re1 Bf5 29. Qc1 h6 30. Rf2 Bxe4 31. Rxf8+ Qxf8 32. Bxe4 Rf7 33. Qc2 Nc7 34. Bd3 Kg7 35. Qe2 Qd8 36. Qe4 Ne6 37. Qg6+ Kf8 38. Qxh6+ Ke7 39. Re4 Qd5 40. Qh5 Qb3 41. Qe2 Qxa3 42. Bc4 Qa1+ 43. Kg2 Nxd4 44. Qd3 Qb2+ 45. Kh3 1/2-1/2

[Event "PER-ch"]
[Site "Lima"]
[Date "2004.03.07"]
[Round "3.1"]
[White "Cruz Estrada, Filemon"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "A87"]
[WhiteElo "2327"]
[BlackElo "2300"]
[PlyCount "77"]
[EventDate "2004.03.05"]
[EventType "k.o."]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 f5 2. d4 g6 3. Nc3 Nf6 4. g3 Bg7 5. Bg2 0-0 6. Nf3 d6 7. 0-0 Qe8 8. d5 Na6 9. Nd4 Bd7 10. b3 c5 11. dxc6 bxc6 12. Bb2 Rd8 13. Qd2 e5 14. Nc2 Be6 15. Na4 Bc8 16. Qa5 f4 17. Rad1 g5 18. Ba3 c5 19. Nc3 e4 20. Nd5 Nxd5 21. Rxd5 Qg6 22. Rc1 Nb8 23. Qxa7 Nc6 24. Qa8 Ne5 25. Rxe5 dxe5 26. Bxc5 Bf5 27. Qa5 Rfe8 28. Nb4 Be6 29. Nd5 Bxd5 30. cxd5 g4 31. Rd1 Bh6 32. Qb6 Qh5 33. Be7 Rxe7 34. Qxd8+ Re8 35. Qb6 f3 36. d6 Qg5 37. exf3 gxf3 38. d7 Rd8 39. h4 1-0

[Event "PER-ch"]
[Site "Lima"]
[Date "2004.03.07"]
[Round "3.2"]
[White "Sierra, Miguel"]
[Black "Cruz Estrada, Filemon"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "2300"]
[BlackElo "2327"]
[PlyCount "38"]
[EventDate "2004.03.05"]
[EventType "k.o."]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. b3 c5 2. Bb2 b6 3. Nf3 Bb7 4. e3 Nf6 5. d4 e6 6. Bd3 Be7 7. 0-0 0-0 8. Nbd2 Nc6 9. c4 cxd4 10. exd4 d5 11. Qe2 Qc7 12. Rac1 Qf4 13. a3 Rfd8 14. c5 bxc5 15. dxc5 a5 16. Ne5 Ne4 17. Nxe4 Nxe5 18. Bxe5 Qxe5 19. c6 Bxc6 1/2-1/2

[Event "PER-ch"]
[Site "Lima"]
[Date "2004.03.06"]
[Round "2.2"]
[White "Retamozo, Henry"]
[Black "Sierra, Miguel"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2228"]
[BlackElo "2300"]
[PlyCount "87"]
[EventDate "2004.03.05"]
[EventType "k.o."]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 Nc6 5. e3 d6 6. Nge2 h6 7. a3 a5 8. d4 exd4 9. exd4 Bb6 10. h3 0-0 11. 0-0 Re8 12. Be3 Bf5 13. c5 dxc5 14. dxc5 Ba7 15. Nd4 Nxd4 16. Bxd4 c6 17. b4 Bb8 18. b5 Be5 19. Bxe5 Rxe5 20. bxc6 bxc6 21. Na4 Qxd1 22. Rfxd1 Bc2 23. Nb6 Rb8 24. Rdc1 Rxc5 25. Na4 Rc4 26. Bf1 Rxa4 27. Rxc2 Rb6 28. Bg2 Rb3 29. Rd1 Raxa3 30. Rd8+ Kh7 31. Bxc6 Rc3 32. Rxc3 Rxc3 33. Bb5 g6 34. Ra8 Ne4 35. Ra7 Kg7 36. Be8 Nd6 37. Ba4 h5 38. Rd7 Ne4 39. Ra7 h4 40. gxh4 Rxh3 41. Bc6 Rxh4 42. Rxa5 Rg4+ 43. Kf1 Rf4 44. Ra2 1/2-1/2

[Event "PER-ch"]
[Site "Lima"]
[Date "2004.03.06"]
[Round "2.1"]
[White "Sierra, Miguel"]
[Black "Retamozo, Henry"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2300"]
[BlackElo "2228"]
[PlyCount "78"]
[EventDate "2004.03.05"]
[EventType "k.o."]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 e6 3. e3 Be7 4. d4 b6 5. Nf3 Bb7 6. Bd3 a5 7. 0-0 a4 8. bxa4 Rxa4 9. c4 Ra5 10. Nbd2 0-0 11. e4 d6 12. Bc3 Ra3 13. Qc2 Nh5 14. Bb2 Ra8 15. e5 g6 16. Be4 d5 17. cxd5 exd5 18. Bd3 Nf4 19. Rfe1 Nc6 20. a3 Qd7 21. Bf1 Qg4 22. Kh1 f6 23. h3 Qh5 24. Bb5 Na5 25. Qxc7 Bd8 26. Qd6 Rc8 27. e6 Bc7 28. Qd7 Nxh3 29. gxh3 Qxh3+ 30. Kg1 Nc6 31. Bf1 Qg4+ 32. Bg2 Kh8 33. Qxd5 Na5 34. Qb5 Bf4 35. d5 h5 36. Ne4 Qf5 37. e7 Rg8 38. Nxf6 Bc6 39. Nxg8+ Kxg8 1-0

[Event "PER-ch"]
[Site "Lima"]
[Date "2004.03.05"]
[Round "1.2"]
[White "Cornejo, Max"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2185"]
[BlackElo "2300"]
[PlyCount "58"]
[EventDate "2004.03.05"]
[EventType "k.o."]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 b5 2. a4 b4 3. g3 Bb7 4. Bg2 e6 5. 0-0 Nf6 6. d3 Be7 7. e4 0-0 8. Nbd2 a5 9. Qe2 d6 10. Re1 Nbd7 11. Nf1 Re8 12. Nd4 Bf8 13. f4 g6 14. Nf3 c5 15. Ne3 Nb6 16. g4 c4 17. g5 cxd3 18. cxd3 Nh5 19. Ng4 Nd7 20. d4 Qb6 21. Kh1 Rac8 22. Nh6+ Bxh6 23. gxh6 b3 24. Qe3 Ndf6 25. Ng5 Ng4 26. Qe2 Nxh6 27. Bf3 Nf6 28. Qf2 Nhg4 29. Qg3 h6 0-1

[Event "PER-ch"]
[Site "Lima"]
[Date "2004.03.05"]
[Round "1.1"]
[White "Sierra, Miguel"]
[Black "Cornejo, Max"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2300"]
[BlackElo "2185"]
[PlyCount "63"]
[EventDate "2004.03.05"]
[EventType "k.o."]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. e3 d5 5. cxd5 Nxd5 6. a3 Bd6 7. Nc3 Be6 8. Nf3 0-0 9. Bb5 Nxc3 10. Bxc3 e4 11. Nd4 Nxd4 12. Bxd4 Qg5 13. Bf1 Be5 14. Bc3 Bxc3 15. dxc3 Rad8 16. Qc2 f5 17. g3 Bf7 18. Be2 Bh5 19. h4 Qg6 20. Rd1 Bxe2 21. Qxe2 Qc6 22. 0-0 Qxc3 23. Rxd8 Rxd8 24. Qb5 Qc6 25. Qxf5 Qd5 26. Qf4 c5 27. Rc1 b6 28. b4 Rf8 29. Qg4 Qd2 30. Rf1 cxb4 31. Qe6+ Kh8 32. Qe7 1-0

[Event "Lima olympic qual"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "?"]
[White "Cornejo, Max"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2174"]
[BlackElo "2260"]
[PlyCount "117"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Nc3 c6 5. Be2 Ngf6 6. a4 Qc7 7. 0-0 Be7 8. h3 0-0 9. dxe5 dxe5 10. Bg5 Nc5 11. Bxf6 Bxf6 12. Bc4 a5 13. Qe2 Ne6 14. Bxe6 Bxe6 15. Nd1 Be7 16. Ne3 f6 17. Ne1 Bc5 18. Nd3 Ba7 19. b3 Bd4 20. Rac1 Rfe8 21. Ne1 Qb6 22. Nc4 Qa6 23. Nf3 Bc5 24. Rfe1 b5 25. Nb2 Qb6 26. Nd3 Bf8 27. Nd2 bxa4 28. bxa4 Qd4 29. Ra1 Reb8 30. Nf3 Qc3 31. Qd2 Qc4 32. Qe2 Rb6 33. Rec1 g6 34. Qe3 Rab8 35. g4 g5 36. Kh2 Bf7 37. h4 h6 38. hxg5 hxg5 39. Kg3 Bg6 40. Nd2 Qc3 41. Nb3 Rb4 42. Nxb4 Qxb4 43. f3 Ra8 44. Qd2 Qb8 45. Rab1 Qc7 46. Rd1 Be8 47. Qd3 Kg7 48. Qc3 Bb4 49. Qe3 Qe7 50. c3 Ba3 51. Qb6 Qa7 52. Qxa7+ Rxa7 53. Nd2 Bf7 54. Nf1 Bc5 55. Kg2 Ba2 56. Rb8 Be6 57. Ng3 Be7 58. Nf5+ Bxf5 59. gxf5 1-0

[Event "Lima olympic qual"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "?"]
[White "Cruz Estrada, Filemon"]
[Black "Sierra, Miguel"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2367"]
[BlackElo "2260"]
[PlyCount "86"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nf3 e4 4. Ng5 f5 5. Nh3 Nf6 6. Nc3 Be7 7. Nf4 c6 8. h4 Na6 9. e3 Nc7 10. g3 0-0 11. Be2 Kh8 12. Qb3 Rb8 13. h5 Be6 14. a4 Bf7 15. Qc2 d5 16. cxd5 Ncxd5 17. Ncxd5 Bxd5 18. Bd2 Rc8 19. b4 Bd6 20. Qb2 Qe7 21. Rh4 b6 22. Kf1 Bxf4 23. Rxf4 Qe6 24. Rc1 g5 25. hxg6 hxg6 26. Rh4+ Kg7 27. b5 g5 28. Rh1 Rh8 29. Rg1 cxb5 30. axb5 Rxc1+ 31. Qxc1 Rc8 32. Qa3 Bc4 33. Qxa7+ Kg6 34. Qa4 Bd3 35. Ke1 Qd5 36. Bd1 Ra8 37. Qb3 Bc4 38. Qb4 Bxb5 39. Rh1 Qc6 40. Qe7 Qc4 41. Rh6+ Kxh6 42. Qxf6+ Kh7 43. Qxf5+ Kh6 1/2-1/2

[Event "PER Grand Prix 1st"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "4"]
[White "Flores Arroyo, Luis"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2101"]
[BlackElo "2300"]
[PlyCount "64"]
[EventDate "2004.04.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 0-0 5. d3 h6 6. Nf3 d6 7. a3 a5 8. Rb1 Nc6 9. 0-0 Re8 10. Nd5 Nxd5 11. cxd5 Ne7 12. b4 axb4 13. axb4 Bb6 14. Nd2 Bf5 15. Nc4 Ba7 16. b5 Bd4 17. e3 Bc5 18. e4 Bd7 19. Be3 Bxe3 20. fxe3 b6 21. Rf2 Ng6 22. h4 Re7 23. Kh2 Qe8 24. Qb3 Nf8 25. Bh3 Bxh3 26. Kxh3 Nd7 27. Qd1 Nc5 28. Rb4 Qd7+ 29. Kg2 Ree8 30. Qe2 Ra1 31. Nd2 Ra2 32. Qf1 Ra3 0-1

[Event "Lima olympic qual"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "?"]
[White "Garcia Toledo, Pedro"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "A89"]
[WhiteElo "2248"]
[BlackElo "2260"]
[PlyCount "49"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 f5 2. g3 g6 3. Bg2 Nf6 4. Nf3 Bg7 5. 0-0 0-0 6. c4 d6 7. Nc3 Nc6 8. d5 Ne5 9. Nxe5 dxe5 10. e4 a6 11. Re1 f4 12. gxf4 Nh5 13. f5 Qe8 14. Bf3 Nf4 15. Bxf4 exf4 16. Kh1 Kh8 17. Rg1 Be5 18. fxg6 hxg6 19. Bg4 f3 20. Bxf3 Qf7 21. Bg4 Qxf2 22. Rg2 Qh4 23. Qe2 Bxg4 24. Rxg4 Qh5 25. Rag1 1-0

[Event "PER Grand Prix 1st"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "2"]
[White "Obando, Richard"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2110"]
[BlackElo "2300"]
[PlyCount "81"]
[EventDate "2004.04.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 c5 2. d5 b5 3. e4 a6 4. c4 bxc4 5. Nc3 d6 6. Bxc4 g6 7. f4 Bg7 8. Nf3 Nd7 9. Qa4 Nh6 10. h3 0-0 11. g4 Nb6 12. Qb3 Nxc4 13. Qxc4 Kh8 14. Be3 a5 15. 0-0-0 a4 16. Qd3 a3 17. b3 Qa5 18. Kc2 Rb8 19. Rb1 f5 20. Ng5 Rb4 21. Bd2 Bd7 22. exf5 gxf5 23. Rhe1 Rd4 24. Ne2 Rxd3 25. Bxa5 Rxd5 26. Nc3 Bxc3 27. Bxc3+ e5 28. Rbd1 Rxd1 29. Rxd1 fxg4 30. Rxd6 Bf5+ 31. Kd2 Nf7 32. Nxf7+ Rxf7 33. Bxe5+ Kg8 34. hxg4 Bb1 35. Rd8+ Rf8 36. Rxf8+ Kxf8 37. Bd6+ Kf7 38. Bxc5 Bxa2 39. Kc3 Ke6 40. Bxa3 Kd5 41. Kb2 1-0

[Event "PER Grand Prix 1st"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "8"]
[White "Requejo, Oswaldo"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2211"]
[BlackElo "2300"]
[PlyCount "65"]
[EventDate "2004.04.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. dxe5 Bb4 6. Bd2 Qxe5+ 7. Qe2 Qxe2+ 8. Ngxe2 Nf6 9. f3 0-0 10. 0-0-0 c6 11. a3 Ba5 12. Nf4 Nbd7 13. Bc4 Ne5 14. Bb3 Bd7 15. Be3 Bc7 16. Rhf1 Rfe8 17. Bd2 Rad8 18. Nfe2 Ng6 19. Bg5 Bc8 20. Bxf6 gxf6 21. Rxd8 Rxd8 22. f4 f5 23. g3 Bb6 24. Rd1 Be3+ 25. Kb1 Re8 26. Nd4 Kg7 27. Nf3 Bb6 28. Bc4 h6 29. Bd3 Re7 30. Rf1 Kf6 31. Na4 Bc7 32. Kc1 b5 33. Nc5 1-0

[Event "Lima olympic qual"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "?"]
[White "Retamozo, Henry"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "2236"]
[BlackElo "2260"]
[PlyCount "86"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 d6 2. c4 e5 3. Nc3 Bg4 4. d4 Nd7 5. e3 Ngf6 6. Be2 Be7 7. h3 Bh5 8. b3 c6 9. Bb2 0-0 10. 0-0 e4 11. Nd2 Bxe2 12. Qxe2 d5 13. Rfc1 a6 14. Rc2 Bd6 15. Rac1 Qe7 16. cxd5 cxd5 17. Ndb1 Rfd8 18. a4 Nf8 19. Nd2 Ng6 20. Nf1 Nh4 21. Ng3 Qe6 22. Nb1 Rac8 23. Ba3 Rxc2 24. Qxc2 Bb8 25. Nd2 h5 26. Qd1 g6 27. Ndf1 Kh7 28. Bb4 Rg8 29. Ba5 Qd7 30. Bb6 Kh6 31. Qc2 Bd6 32. Bc5 Bb8 33. Qc3 g5 34. Qb4 Re8 35. Qb6 Kg7 36. Ba3 g4 37. hxg4 hxg4 38. Nh2 Nf3+ 39. gxf3 gxf3 40. Kh1 Qh3 41. Nh5+ Nxh5 42. Rg1+ Ng3+ 43. fxg3 Qxh2+ 0-1

[Event "PER Grand Prix 1st"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "5"]
[White "Sierra, Miguel"]
[Black "Barreto Carreno, Carlos"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2300"]
[BlackElo "2172"]
[PlyCount "85"]
[EventDate "2004.04.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. e3 d6 5. d3 g6 6. Nc3 Bg7 7. g3 0-0 8. Bg2 Bf5 9. Nd5 a5 10. a3 Qd7 11. h3 h5 12. Ne2 Ne8 13. Nec3 Rb8 14. b4 axb4 15. axb4 Nd8 16. g4 Be6 17. gxh5 c6 18. Nb6 Qc7 19. Nca4 Nf6 20. hxg6 fxg6 21. d4 Qf7 22. dxe5 Nd5 23. 0-0 Nxb6 24. Nxb6 Bxc4 25. Nxc4 Qxc4 26. Qxd6 Ne6 27. Rfc1 Qb3 28. Qd2 Rbd8 29. Qc2 Qxc2 30. Rxc2 Rd7 31. Be4 Kf7 32. f4 Rh8 33. Kh2 Rhd8 34. Rg2 Rd2 35. Bxg6+ Kf8 36. Rag1 Nc7 37. Rxd2 Rxd2+ 38. Rg2 Rxg2+ 39. Kxg2 Nd5 40. Bd4 Bh6 41. Be4 Kf7 42. Bxd5+ cxd5 43. f5 1-0

[Event "PER Grand Prix 1st"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "7"]
[White "Sierra, Miguel"]
[Black "Cordova, Emilio"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2300"]
[BlackElo "2298"]
[PlyCount "54"]
[EventDate "2004.04.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. f4 Qb6 8. a3 Be7 9. Nf3 f6 10. g3 0-0 11. Bh3 cxd4 12. cxd4 fxe5 13. dxe5 Nc5 14. b4 Ne4 15. Ned4 a5 16. b5 Nxd4 17. Nxd4 Bc5 18. Be3 Bd7 19. a4 Bb4+ 20. Kf1 Bd2 21. Bg1 Qc7 22. Bxe6+ Bxe6 23. Nxe6 Qd7 24. Ng5 Nxg5 25. Qxd2 Ne4 26. Qg2 Rac8 27. Rd1 Qg4 0-1

[Event "Lima olympic qual"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "?"]
[White "Sierra, Miguel"]
[Black "Cornejo, Max"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2260"]
[BlackElo "2174"]
[PlyCount "33"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. e3 d5 5. cxd5 Nxd5 6. a3 Bd6 7. d3 0-0 8. Nf3 f5 9. Nbd2 Nb6 10. Qc2 Qe7 11. Be2 a5 12. Nc4 Nxc4 13. Qxc4+ Be6 14. Qb5 Bd7 15. Qc4+ Be6 16. Qb5 Bd7 17. Qc4+ 1/2-1/2

[Event "PER Grand Prix 1st"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "9"]
[White "Sierra, Miguel"]
[Black "Cornejo Perales, Guillermo"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2300"]
[BlackElo "2172"]
[PlyCount "71"]
[EventDate "2004.04.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. c4 Nc6 6. h3 Bf5 7. Nc3 Nxc3 8. dxc3 Be7 9. Bd3 Bxd3 10. Qxd3 0-0 11. Bf4 Bf6 12. 0-0-0 Re8 13. c5 Be5 14. Be3 dxc5 15. Qc4 Qf6 16. Qxc5 b6 17. Qc4 Na5 18. Qa4 Bd6 19. Qg4 Qg6 20. Qxg6 hxg6 21. b3 Nb7 22. h4 f6 23. Nd4 Kf7 24. Nb5 Re5 25. a4 Re6 26. Kc2 a6 27. Nd4 Re5 28. Nf3 Re4 29. h5 gxh5 30. Rxh5 Rae8 31. Rd4 Bc5 32. Rxe4 Rxe4 33. Nd2 Re7 34. Nc4 Bxe3 35. Nxe3 Nd6 36. Rd5 0-1

[Event "Lima olympic qual"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "?"]
[White "Sierra, Miguel"]
[Black "Cruz Estrada, Filemon"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2260"]
[BlackElo "2367"]
[PlyCount "120"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. b3 d5 2. Nf3 Nf6 3. Bb2 e6 4. e3 Be7 5. Be2 b6 6. 0-0 Bb7 7. d3 c5 8. c4 0-0 9. Nbd2 Nbd7 10. cxd5 exd5 11. d4 Bd6 12. Bd3 Qe7 13. Qe2 Rad8 14. Ba6 Ba8 15. Rfe1 Qe6 16. Rad1 Rfe8 17. Bb5 Rf8 18. dxc5 bxc5 19. h3 Ne5 20. Nxe5 Bxe5 21. Bxe5 Qxe5 22. Nf3 Qb8 23. Bd3 Rfe8 24. Qc2 Qb6 25. Nh4 g6 26. Rc1 Rc8 27. Qd1 Qb4 28. Nf3 a5 29. Qd2 Qb6 30. Nh2 Rc7 31. Rc2 Bb7 32. Rec1 Rec8 33. Qd1 Ba6 34. Bxa6 Qxa6 35. Ng4 Nxg4 36. Qxg4 Qd3 37. Qa4 c4 38. Qxa5 Rc5 39. Qd2 Qf5 40. Qd4 Qe6 41. a4 R5c7 42. b4 Ra8 43. Ra2 Rb7 44. Qc3 h5 45. Raa1 g5 46. b5 f6 47. Qd4 Ra5 48. Rd1 Rba7 49. b6 Rb7 50. Rdb1 Qe5 51. Qd1 Kg7 52. Qxh5 Rxb6 53. Rxb6 Qxa1+ 54. Kh2 Qe5+ 55. f4 Qc7 56. Rb5 Rxb5 57. axb5 gxf4 58. b6 Qxb6 59. Qxd5 Qc7 60. exf4 Qxf4+ 1/2-1/2

[Event "PER Grand Prix 1st"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "1"]
[White "Sierra, Miguel"]
[Black "Cuadros, Robert"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2300"]
[PlyCount "57"]
[EventDate "2004.04.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nc6 6. Nxc6 bxc6 7. 0-0 Nf6 8. e5 Nd5 9. c4 Nb4 10. Be4 a5 11. Qg4 f5 12. exf6 Qxf6 13. Bg5 Qf7 14. a3 Na6 15. Nc3 Bc5 16. Qh4 h6 17. Bc2 Rf8 18. Be3 Rb8 19. Qg3 Qe7 20. Bxc5 Qxc5 21. Ne4 Qe7 22. Nd6+ Kd8 23. b4 e5 24. Rfd1 Rf6 25. c5 axb4 26. axb4 Nxb4 27. Rab1 Kc7 28. Qa3 Na6 29. Qa5+ 1-0

[Event "Lima olympic qual"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "?"]
[White "Sierra, Miguel"]
[Black "Garcia Toledo, Pedro"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2260"]
[BlackElo "2248"]
[PlyCount "57"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 c5 3. g3 Nc6 4. Bg2 e5 5. e3 f5 6. d3 Nf6 7. Nd2 Bd6 8. a3 a5 9. c4 d4 10. exd4 exd4 11. Ne2 0-0 12. Nf3 Bd7 13. Bc1 Qc7 14. 0-0 Rae8 15. Nf4 Re7 16. Ng5 g6 17. Bd5+ Nxd5 18. Nxd5 Qd8 19. Nxe7+ Bxe7 20. f4 h6 21. Nf3 Bf6 22. Ra2 Qc7 23. Re2 Kg7 24. Bd2 b6 25. Qe1 Bc8 26. b4 Bb7 27. b5 Ne7 28. Ng5 Qc8 29. Rxe7+ 1-0

[Event "Lima olympic qual"]
[Site "Lima"]
[Date "2004.??.??"]
[Round "?"]
[White "Sierra, Miguel"]
[Black "Retamozo, Henry"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2260"]
[BlackElo "2236"]
[PlyCount "93"]
[EventDate "2004.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "PER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. b3 c5 2. Bb2 Nc6 3. c4 d6 4. g3 Nf6 5. Bg2 e6 6. e3 Be7 7. Ne2 Bd7 8. 0-0 h5 9. d4 h4 10. Nbc3 hxg3 11. hxg3 Qa5 12. d5 Ne5 13. dxe6 fxe6 14. Ne4 Nxe4 15. Bxe4 0-0-0 16. Bxe5 dxe5 17. Qe1 Qa6 18. Kg2 Bc6 19. Nc3 Rd3 20. f3 Bxe4 21. Nxe4 Rhd8 22. Rf2 Qa3 23. Re2 b6 24. Qh1 Kb7 25. Rb1 a5 26. Qc1 Qxc1 27. Rxc1 a4 28. bxa4 Ra3 29. Rh1 Rd7 30. Rh5 Bf6 31. Rh8 Rxa4 32. Re8 Be7 33. Rg8 Bd8 34. Re8 Rxc4 35. Rxe6 Bc7 36. Rb2 Rc1 37. a4 Kc8 38. Rc6 Kd8 39. a5 bxa5 40. Nxc5 Ke7 41. Rb7 Rc2+ 42. Kh3 e4 43. Rcxc7 Rxc7 44. Rxc7+ Kd6 45. Rd7+ Kc6 46. Rxg7 Rxc5 47. fxe4 1/2-1/2

[Event "Sao Paulo Itau Cup 7th"]
[Site "Sao Paulo"]
[Date "2003.10.05"]
[Round "9"]
[White "Lima, Diiniz Neves"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2101"]
[BlackElo "2256"]
[PlyCount "83"]
[EventDate "2003.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 096 Extra"]
[Source "ChessBase"]
[SourceDate "2003.10.22"]
[SourceVersion "2"]
[SourceVersionDate "2003.10.20"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. h3 Nf6 4. Nc3 g6 5. d4 Bg7 6. Be3 0-0 7. Qd2 Re8 8. 0-0-0 a6 9. Be2 b5 10. e5 Nd7 11. Bh6 Bh8 12. Qf4 Bb7 13. e6 fxe6 14. Ng5 Nf6 15. Bg4 Bc8 16. Nxe6 Qd7 17. Rde1 Nd8 18. Nc5 Qc6 19. Bf3 d5 20. Re5 e6 21. Rhe1 Bd7 22. g4 Nf7 23. R5e2 Nxh6 24. Qxh6 Qd6 25. Nxd7 Qxd7 26. g5 b4 27. gxf6 bxc3 28. Bg4 Bxf6 29. Rxe6 cxb2+ 30. Kb1 Qf7 31. Qe3 Reb8 32. Rd6 Kh8 33. Rd7 Qf8 34. Be6 Re8 35. Qg3 Bxd4 36. Qxc7 Qh6 37. Qc6 Qd2 38. Rh1 Rac8 39. Rc7 Rxc7 40. Qxc7 Qe2 41. Qf4 Bc3 42. Qg3 0-1

[Event "Sao Paulo Itau Cup 7th"]
[Site "Sao Paulo"]
[Date "2003.10.04"]
[Round "8"]
[White "Sierra, Miguel"]
[Black "Limp, Eduardo Thelio"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2256"]
[BlackElo "2390"]
[PlyCount "114"]
[EventDate "2003.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 096 Extra"]
[Source "ChessBase"]
[SourceDate "2003.10.22"]
[SourceVersion "2"]
[SourceVersionDate "2003.10.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. Qe2 a6 5. a4 Nge7 6. Nc3 Nd4 7. Nxd4 cxd4 8. Nd1 d5 9. exd5 Nxd5 10. 0-0 Be7 11. c3 0-0 12. d3 Bf6 13. Bd2 Bd7 14. Bxd5 exd5 15. cxd4 Bxd4 16. Bc3 Bxc3 17. bxc3 d4 18. cxd4 Bc6 19. Ne3 Re8 20. Qb2 Qd7 21. Rfb1 Rad8 22. d5 Bxd5 23. Nxd5 Qxd5 24. Qc2 Re7 25. Re1 Rxe1+ 26. Rxe1 g6 27. Re3 b5 28. axb5 axb5 29. Qc3 Qd6 30. g3 b4 31. Qc4 Kg7 32. Re4 Rb8 33. Qb3 Qc5 34. Rc4 Qa5 35. h4 h5 36. Kf1 Qa1+ 37. Kg2 Qa8+ 38. Kg1 Qa3 39. Qxa3 bxa3 40. Ra4 Rb3 41. d4 Kf6 42. Ra5 Ke6 43. Kg2 Kd6 44. Ra7 Kd5 45. Rxf7 Kxd4 46. Rf6 a2 47. Ra6 Rb2 48. Kf3 Kc4 49. Kf4 Kb5 50. Ra3 Kb4 51. Ra8 Rxf2+ 52. Ke3 Rg2 53. Kf3 Rc2 54. Rb8+ Kc3 55. Rc8+ Kb2 56. Rb8+ Kc1 57. Ra8 Kb1 0-1

[Event "Sao Paulo Itau Cup 7th"]
[Site "Sao Paulo"]
[Date "2003.10.03"]
[Round "7"]
[White "Boim, Inon"]
[Black "Sierra, Miguel"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2373"]
[BlackElo "2256"]
[PlyCount "120"]
[EventDate "2003.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 096 Extra"]
[Source "ChessBase"]
[SourceDate "2003.10.22"]
[SourceVersion "2"]
[SourceVersionDate "2003.10.20"]
[SourceQuality "1"]

1. d4 c5 2. d5 b5 3. e4 a6 4. a4 b4 5. Nf3 d6 6. h3 Nf6 7. Bd3 g6 8. 0-0 Bg7 9. Nbd2 a5 10. Qe2 0-0 11. Nc4 Nbd7 12. Bf4 Ba6 13. Rad1 Nb6 14. Nxb6 Qxb6 15. b3 Rfd8 16. Nd2 Bxd3 17. Qxd3 Qa6 18. Nc4 Nd7 19. Bg5 f6 20. Be3 Ne5 21. Qe2 Nxc4 22. Qxc4 Re8 23. Rfe1 e5 24. Qd3 f5 25. Bc1 f4 26. g3 fxg3 27. fxg3 c4 28. Qe2 cxb3 29. cxb3 Qxe2 30. Rxe2 Rac8 31. Bb2 Bh6 32. Rf1 Rf8 33. Rxf8+ Kxf8 34. Kf2 Ke7 35. Ke1 Bg5 36. h4 Bh6 37. g4 Bf4 38. Kd1 Bg3 39. Rc2 Rxc2 40. Kxc2 Bxh4 41. Bc1 h5 42. gxh5 gxh5 43. Kd3 Kf7 44. Ke2 Kg6 45. Be3 Bd8 46. Kf3 Bc7 47. Kg3 Bd8 48. Kh3 Bc7 49. Kh2 Bd8 50. Kg2 Be7 51. Kh3 Bd8 52. Bf2 Kh6 53. Bg3 Kg6 54. Be1 Kh6 55. Bd2+ Bg5 56. Be1 Bd8 57. Bf2 Kg6 58. Be3 Be7 59. Kg3 Bd8 60. Kh3 Bc7 1/2-1/2

[Event "Sao Paulo Itau Cup 7th"]
[Site "Sao Paulo"]
[Date "2003.10.02"]
[Round "6"]
[White "Sierra, Miguel"]
[Black "Gomez Baillo, Jorge H"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2256"]
[BlackElo "2429"]
[PlyCount "60"]
[EventDate "2003.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 096 Extra"]
[Source "ChessBase"]
[SourceDate "2003.10.22"]
[SourceVersion "2"]
[SourceVersionDate "2003.10.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bxf3 10. Nxf3 Bd6 11. Bxd6 Qxd6 12. Qxb7 Rb8 13. Qa6 0-0 14. 0-0 Rb6 15. Qa4 Rxb2 16. Rab1 Rxb1 17. Rxb1 Qc7 18. Rb5 Nd7 19. g3 Rc8 20. Qa3 h6 21. Kg2 g6 22. h4 Kg7 23. Qb2 Nd8 24. Rb3 Qd6 25. a4 Nc6 26. Rb7 Rc7 27. Rxc7 Qxc7 28. Bb5 Nf6 29. Bxc6 Qxc6 30. Ne1 Qc7 1/2-1/2

[Event "Sao Paulo Itau Cup 7th"]
[Site "Sao Paulo"]
[Date "2003.10.01"]
[Round "5"]
[White "Pelikian, Jefferson"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "2415"]
[BlackElo "2256"]
[PlyCount "128"]
[EventDate "2003.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 096 Extra"]
[Source "ChessBase"]
[SourceDate "2003.10.22"]
[SourceVersion "2"]
[SourceVersionDate "2003.10.20"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. d4 Bg4 4. Bb5 a6 5. Bxc6+ bxc6 6. h3 Bh5 7. Nc3 e6 8. Qd3 Nf6 9. Bg5 Be7 10. 0-0 h6 11. Bh4 Bg6 12. Rae1 0-0 13. Qc4 Nxe4 14. Bxe7 Qxe7 15. Qxc6 Nf6 16. Nd1 Qd7 17. Qc3 Nd5 18. Qd2 Qa4 19. Ne3 Nxe3 20. Rxe3 Qxa2 21. Rb3 Qa4 22. Qe3 Rfe8 23. Rc1 c5 24. Ra3 Qd7 25. Qd2 cxd4 26. Nxd4 e5 27. Nf3 Qe6 28. c3 Be4 29. Nh2 Bb7 30. Rd1 Red8 31. Ra4 d5 32. Rg4 Rd7 33. Re1 f5 34. Rb4 a5 35. Rd4 Qf6 36. Rd3 Rad8 37. f4 Qb6+ 38. Kh1 Ba6 39. Rg3 e4 40. Nf1 d4 41. cxd4 Rxd4 42. Qc3 Bxf1 43. Rxf1 Qa7 44. Kh2 Rd3 45. Qe5 Rxg3 46. Kxg3 Qd4 47. Qxd4 Rxd4 48. Rc1 Rd5 49. Rc2 Kh7 50. Kf2 g5 51. fxg5 hxg5 52. h4 Kg6 53. hxg5 Kxg5 54. Ke3 Kg4 55. Rc8 Rd3+ 56. Ke2 Rb3 57. Rg8+ Kf4 58. g3+ Rxg3 59. Ra8 Rg2+ 60. Kf1 Rxb2 61. Rxa5 e3 62. Ke1 Ke4 63. Kf1 f4 64. Ke1 Rb1+ 0-1

[Event "Sao Paulo Itau Cup 7th"]
[Site "Sao Paulo"]
[Date "2003.09.30"]
[Round "4"]
[White "Mobaier, Sergio"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2036"]
[BlackElo "2256"]
[PlyCount "62"]
[EventDate "2003.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 096 Extra"]
[Source "ChessBase"]
[SourceDate "2003.10.22"]
[SourceVersion "2"]
[SourceVersionDate "2003.10.20"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. d4 Bg4 4. Be2 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 0-0 8. h3 Bxf3 9. Bxf3 e5 10. d5 Nd4 11. Be2 Re8 12. 0-0-0 c5 13. h4 b5 14. f3 Qa5 15. g4 b4 16. Nb1 Qxa2 17. h5 c4 18. Bxd4 exd4 19. Qxb4 Bh6+ 20. Rd2 Rab8 21. Bxc4 Bxd2+ 22. Kxd2 Qxb1 23. Qxb8 Qxh1 24. Qb3 Rxe4 25. Be2 Re3 26. Qb8+ Re8 27. Qxd6 Qg2 28. Qa6 Nxd5 29. Qb5 Nc7 30. Qc4 Qf2 31. c3 Nd5 0-1

[Event "Sao Paulo Itau Cup 7th"]
[Site "Sao Paulo"]
[Date "2003.09.29"]
[Round "3"]
[White "Sierra, Miguel"]
[Black "Cubas, Jose Fernando"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "2256"]
[BlackElo "2419"]
[PlyCount "63"]
[EventDate "2003.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 096 Extra"]
[Source "ChessBase"]
[SourceDate "2003.10.22"]
[SourceVersion "2"]
[SourceVersionDate "2003.10.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 g6 6. 0-0 Bg7 7. b3 0-0 8. Bb2 a6 9. c4 Bd7 10. Nc3 Nc6 11. Nc2 Rc8 12. Kh1 Qa5 13. Qe1 Rfe8 14. f4 Rb8 15. a3 b5 16. b4 Qb6 17. Ne3 Na7 18. e5 dxe5 19. fxe5 Ng4 20. Ncd5 Qb7 21. Be4 Nc6 22. Nxg4 Bxg4 23. cxb5 axb5 24. e6 Bxe6 25. Bxg7 Kxg7 26. Qc3+ Kg8 27. Nf4 Bc4 28. Rf3 Qc7 29. Nh5 Ne5 30. Rxf7 Kxf7 31. Rf1+ Kg8 32. Qc1 0-1

[Event "Sao Paulo Itau Cup 7th"]
[Site "Sao Paulo"]
[Date "2003.09.28"]
[Round "2"]
[White "Oliveira, Tiago Batista"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "B88"]
[BlackElo "2256"]
[PlyCount "92"]
[EventDate "2003.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 096 Extra"]
[Source "ChessBase"]
[SourceDate "2003.10.22"]
[SourceVersion "2"]
[SourceVersionDate "2003.10.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 a6 7. Bb3 Nc6 8. a3 Bd7 9. Be3 Rc8 10. f4 Qa5 11. 0-0 Be7 12. Qf3 0-0 13. Nde2 Qh5 14. Qxh5 Nxh5 15. Rad1 Nf6 16. h3 Na5 17. Ba2 Nc4 18. Bf2 Nxb2 19. Rb1 Na4 20. Nxa4 Bxa4 21. Rxb7 Rxc2 22. Nc1 Bd8 23. f5 e5 24. g4 Bc6 25. Rb4 Nxe4 26. Bb1 Rxf2 27. Rxf2 Nxf2 28. Kxf2 d5 29. Nd3 Bc7 30. Ba2 e4 31. Nc1 Bd6 32. Rb3 d4 33. Rb6 e3+ 34. Ke2 Bb5+ 35. Nd3 Bxa3 36. g5 Kh8 37. Rb7 f6 38. g6 hxg6 39. fxg6 f5 40. Bb1 f4 41. Rf7 Rxf7 42. gxf7 g5 43. Kf3 Kg7 44. Ne5 e2 45. Kf2 Bb4 46. Nf3 d3 0-1

[Event "Sao Paulo Itau Cup 7th"]
[Site "Sao Paulo"]
[Date "2003.09.27"]
[Round "1"]
[White "Sierra, Miguel"]
[Black "De Carvalho, Rafael Cunha"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2256"]
[PlyCount "57"]
[EventDate "2003.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 096 Extra"]
[Source "ChessBase"]
[SourceDate "2003.10.22"]
[SourceVersion "2"]
[SourceVersionDate "2003.10.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Ne7 6. Nge2 c5 7. dxc5 Nbc6 8. 0-0 0-0 9. Be3 Ne5 10. a3 Ba5 11. Bf4 Bc7 12. Qd2 Be6 13. Nd4 Qb8 14. Bg3 b6 15. Rae1 bxc5 16. Ncb5 cxd4 17. Nxc7 Qxc7 18. Bxe5 Qb7 19. Bxd4 Nc6 20. Bxg7 Kxg7 21. Qg5+ Kh8 22. Qf6+ Kg8 23. Qg5+ Kh8 24. Qf6+ Kg8 25. Re3 Ne7 26. Rg3+ Ng6 27. h4 Rfe8 28. h5 Qe7 29. Qd4 1-0

[Event "Sao Paulo zt 2.4"]
[Site "Sao Paulo"]
[Date "2003.09.27"]
[Round "9"]
[White "Sierra, Miguel"]
[Black "Milos, Gilberto"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2256"]
[BlackElo "2592"]
[PlyCount "75"]
[EventDate "2003.09.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[EventCategory "9"]
[SourceTitle "CBM 098"]
[Source "ChessBase"]
[SourceDate "2004.02.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.02.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. Qe2 Nge7 5. Nc3 a6 6. a4 Ng6 7. d3 Be7 8. 0-0 0-0 9. Be3 b6 10. d4 cxd4 11. Nxd4 Nxd4 12. Bxd4 Qc7 13. Bb3 Bb7 14. Rad1 Bc6 15. Qg4 Kh8 16. Qg3 Qxg3 17. hxg3 b5 18. f4 b4 19. Nd5 exd5 20. exd5 Bb7 21. f5 Bd6 22. fxg6 hxg6 23. Rde1 Kg8 24. c4 bxc3 25. bxc3 a5 26. c4 Ba6 27. Rf3 Bb4 28. Rc1 d6 29. c5 dxc5 30. Bxc5 Rfc8 31. Be3 Rxc1+ 32. Bxc1 Re8 33. d6 Bc5+ 34. Kh2 Re5 35. Bxf7+ Kh7 36. g4 Bxd6 37. Bf4 Re3 38. Bxd6 1-0

[Event "Sao Paulo zt 2.4"]
[Site "Sao Paulo"]
[Date "2003.09.26"]
[Round "8"]
[White "Mecking, Henrique"]
[Black "Sierra, Miguel"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2556"]
[BlackElo "2256"]
[PlyCount "107"]
[EventDate "2003.09.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[EventCategory "9"]
[SourceTitle "CBM 098"]
[Source "ChessBase"]
[SourceDate "2004.02.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.02.03"]
[SourceQuality "1"]

1. d4 c5 2. d5 b5 3. e4 a6 4. c4 bxc4 5. Bxc4 d6 6. Nf3 g6 7. 0-0 Bg7 8. h3 Nf6 9. Nc3 Nbd7 10. Bf4 0-0 11. Qd2 Rb8 12. Rfe1 Ne8 13. Rab1 f6 14. Bf1 Ne5 15. Qe3 Nc7 16. Nh2 Nf7 17. Qd2 Nb5 18. Nxb5 axb5 19. b4 c4 20. Nf3 Ra8 21. Nd4 Bd7 22. Re3 Qb6 23. Rd1 Ra6 24. a3 Rfa8 25. Nc2 Qc7 26. g4 g5 27. Bg3 Ne5 28. f4 Ng6 29. f5 Ne5 30. Bxe5 fxe5 31. h4 Bf6 32. h5 h6 33. Rc3 Qa7+ 34. Qf2 Qb8 35. Kg2 R8a7 36. Be2 Qa8 37. Ra1 Ra4 38. Kf1 Be8 39. Ke1 Bf7 40. Kd2 Bxd5 41. exd5 Qxd5+ 42. Kc1 e4 43. Qg3 Qe5 44. Qxe5 Bxe5 45. Kd2 d5 46. Re1 d4 47. Rxc4 Bf4+ 48. Kd1 d3 49. Rxe4 Rd7 50. Bf1 dxc2+ 51. Kxc2 Rxa3 52. Bxb5 Rd2+ 53. Kb1 Rb3+ 54. Ka1 1/2-1/2

[Event "Sao Paulo zt 2.4"]
[Site "Sao Paulo"]
[Date "2003.09.25"]
[Round "7"]
[White "Sierra, Miguel"]
[Black "Leitao, Rafael Duailibe"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "2256"]
[BlackElo "2550"]
[PlyCount "94"]
[EventDate "2003.09.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[EventCategory "9"]
[SourceTitle "CBM 098"]
[Source "ChessBase"]
[SourceDate "2004.02.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.02.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 Nbd7 9. a4 b6 10. h3 Bb7 11. g4 Nc5 12. Ng3 g6 13. f4 Ne6 14. 0-0 Nxf4 15. Bxf4 exf4 16. e5 Bxg2 17. exf6 Bxf6 18. Qe2+ Be5 19. Qxg2 fxg3 20. Qc6+ Kf8 21. Qb7 Qe8 22. Rxf7+ Qxf7 23. Rf1 Bd4+ 24. Kg2 Bf2 25. Qxa8+ Kg7 26. Qxa6 h5 27. g5 Re8 28. Qd3 Re5 29. h4 Qb7+ 30. Qf3 Qxf3+ 31. Kxf3 Rf5+ 32. Kg2 Rf4 33. Rh1 Rc4 34. Kf3 Kf7 35. Ne2 Rxc2 36. Nxg3 Bd4 37. b3 Rc3+ 38. Ke4 Be5 39. Ne2 Rxb3 40. Kd5 Ke7 41. Rc1 Re3 42. Rc7+ Kd8 43. Rc2 Kd7 44. Ra2 Rd3+ 45. Kc4 Rh3 46. a5 bxa5 47. Rxa5 Ke6 0-1

[Event "Sao Paulo zt 2.4"]
[Site "Sao Paulo"]
[Date "2003.09.24"]
[Round "6"]
[White "Ramos, Ernesto"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2277"]
[BlackElo "2256"]
[PlyCount "111"]
[EventDate "2003.09.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[EventCategory "9"]
[SourceTitle "CBM 098"]
[Source "ChessBase"]
[SourceDate "2004.02.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.02.03"]
[SourceQuality "1"]

1. d4 c5 2. e3 e6 3. Nf3 Nf6 4. c4 d5 5. Nc3 cxd4 6. exd4 Bb4 7. a3 Bxc3+ 8. bxc3 0-0 9. Be2 Nc6 10. 0-0 Qc7 11. Qc2 b6 12. cxd5 exd5 13. g3 Bg4 14. Bf4 Qc8 15. Rac1 Re8 16. Ne5 Bxe2 17. Qxe2 Nd7 18. Qb5 Ncxe5 19. dxe5 Nxe5 20. Qxd5 Ng6 21. Be3 Qa6 22. Bd4 Qxa3 23. Ra1 Qf8 24. h4 Re6 25. Rfb1 Ne7 26. Qg5 Nc6 27. Be3 Ne5 28. Qf4 Qe8 29. Bd4 Nc6 30. Be3 Re4 31. Qf5 Rd8 32. Rd1 Rxd1+ 33. Rxd1 Qe6 34. Qf3 h6 35. Bf4 Re1+ 36. Kg2 Rxd1 37. Qxd1 b5 38. Qd3 a6 39. Kf3 Ne5+ 40. Bxe5 Qxe5 41. g4 Qh2 42. Qd8+ Kh7 43. Qc8 Qe5 44. h5 a5 45. Kg2 Qe4+ 46. Kg3 b4 47. cxb4 axb4 48. f3 Qd3 49. Qb7 b3 50. g5 hxg5 51. Kg4 f6 52. f4 Qe2+ 53. Kf5 Qc2+ 54. Kg4 b2 55. h6 Kxh6 56. Qh1+ 1-0

[Event "Sao Paulo zt 2.4"]
[Site "Sao Paulo"]
[Date "2003.09.23"]
[Round "5"]
[White "Sierra, Miguel"]
[Black "Granda Zuniga, Julio E"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "2256"]
[BlackElo "2641"]
[PlyCount "84"]
[EventDate "2003.09.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[EventCategory "9"]
[SourceTitle "CBM 098"]
[Source "ChessBase"]
[SourceDate "2004.02.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.02.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 Bc5 5. 0-0 Nd4 6. Nxd4 Bxd4 7. c3 Bb6 8. d4 Qe7 9. Bg5 h6 10. Bh4 0-0 11. Nd2 d6 12. Nc4 exd4 13. Nxb6 axb6 14. cxd4 g5 15. e5 gxh4 16. exf6 Qxe2 17. Bxe2 Bf5 18. Bf3 c6 19. d5 c5 20. g4 Bd7 21. Kg2 Ra4 22. Kh3 Rf4 23. Bd1 Re8 24. Kxh4 Bb5 25. Kg3 Bxf1 26. Kxf4 Re1 27. b3 Be2 28. Bxe2 Rxa1 29. a4 Rb1 30. Bc4 Rh1 31. Kg3 Rg1+ 32. Kh4 Rg2 33. f4 Rxh2+ 34. Kg3 Rd2 35. f5 h5 36. g5 Rd4 37. Kh3 Rf4 38. Bb5 Rxf5 39. Kh4 Rxd5 40. Kxh5 Re5 41. Kh6 d5 42. g6 Rf5 0-1

[Event "Sao Paulo zt 2.4"]
[Site "Sao Paulo"]
[Date "2003.09.22"]
[Round "4"]
[White "Disconzi da Silva, Rodrigo"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2377"]
[BlackElo "2256"]
[PlyCount "84"]
[EventDate "2003.09.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[EventCategory "9"]
[SourceTitle "CBM 098"]
[Source "ChessBase"]
[SourceDate "2004.02.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.02.03"]
[SourceQuality "1"]

1. d4 c5 2. d5 b5 3. e4 a6 4. a4 b4 5. Nf3 d6 6. Bc4 Nf6 7. Qd3 g6 8. a5 Bg7 9. h3 0-0 10. 0-0 Ne8 11. Re1 Nc7 12. Ra2 e6 13. Bg5 Qd7 14. Nbd2 h6 15. Be3 e5 16. Nh2 f5 17. exf5 gxf5 18. f3 Qf7 19. f4 e4 20. Qb3 Nd7 21. Ndf1 Nf6 22. Rd1 Nfxd5 23. Bf2 Be6 24. g3 Rad8 25. Ne3 Nxe3 26. Bxe6 Nxe6 27. Bxe3 d5 28. Bf2 d4 29. Qc4 Nc7 30. Qxf7+ Kxf7 31. Be1 Nd5 32. Nf1 e3 33. Nh2 Rfe8 34. Nf3 Re4 35. Ra4 Rb8 36. Nh4 Ke6 37. b3 Bf6 38. Nf3 Rg8 39. Kh2 Nxf4 40. gxf4 Rxf4 41. Ng1 Be5 42. Kh1 Rf1 0-1

[Event "Sao Paulo zt 2.4"]
[Site "Sao Paulo"]
[Date "2003.09.21"]
[Round "3"]
[White "Sierra, Miguel"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "0-1"]
[ECO "C29"]
[WhiteElo "2256"]
[BlackElo "2519"]
[PlyCount "89"]
[EventDate "2003.09.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[EventCategory "9"]
[SourceTitle "CBM 098"]
[Source "ChessBase"]
[SourceDate "2004.02.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.02.03"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. f4 d5 4. fxe5 Nxe4 5. Nf3 Nc6 6. d3 Nxc3 7. bxc3 d4 8. Bb2 dxc3 9. Bxc3 Bg4 10. Rb1 Bc5 11. Be2 0-0 12. Qd2 Qd7 13. Qg5 Bxf3 14. Bxf3 Nd4 15. Kd1 Rad8 16. Be4 Qe6 17. Rxb7 Bb6 18. Bxd4 Rxd4 19. Qf5 Qh6 20. Rf1 g6 21. Qf6 Rb4 22. Qf4 Qg7 23. Qf6 Qh6 24. Qf4 Qxf4 25. Rxf4 Re8 26. c3 Rb2 27. Bd5 Rxe5 28. Rb8+ Kg7 29. Rxf7+ Kh6 30. Bf3 Kg5 31. Rxh7 Kf4 32. Rf8+ Ke3 33. Be4 Rb1+ 34. Kc2 Reb5 35. Rh3+ Ke2 36. Bf3+ Ke1 37. d4 R5b2+ 38. Kd3 Rd2+ 39. Kc4 Rc1 40. Rh4 Ba5 41. Re4+ Kf1 42. Re3 Rxa2 43. g4 Kg1 44. g5 Kxh2 45. Rf4 0-1

[Event "Sao Paulo zt 2.4"]
[Site "Sao Paulo"]
[Date "2003.09.20"]
[Round "2"]
[White "Zambrana, Oswaldo"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "B87"]
[WhiteElo "2404"]
[BlackElo "2256"]
[PlyCount "79"]
[EventDate "2003.09.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[EventCategory "9"]
[SourceTitle "CBM 098"]
[Source "ChessBase"]
[SourceDate "2004.02.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.02.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 a6 7. Bb3 b5 8. Bg5 h6 9. Be3 Be7 10. f4 Qc7 11. a3 Qb7 12. Qf3 Nbd7 13. f5 Ne5 14. Qh3 Nc4 15. fxe6 fxe6 16. Qg3 e5 17. Bxc4 bxc4 18. Qg6+ Kf8 19. 0-0 exd4 20. Bxd4 Qd7 21. Nd5 Qg4 22. Nxe7 Kxe7 23. Bxf6+ gxf6 24. Qxf6+ Kd7 25. Qxh8 Qxe4 26. Rae1 Qxg2+ 27. Kxg2 Bb7+ 28. Kh3 Rxh8 29. Rf7+ Kc6 30. Ree7 Bc8+ 31. Kg3 h5 32. Rh7 Rg8+ 33. Reg7 Re8 34. Rc7+ Kb6 35. Rxc4 Bg4 36. Rc3 d5 37. h3 Be2 38. Rh6+ Kb5 39. Rd6 Re5 40. b3 1-0

[Event "Sao Paulo zt 2.4"]
[Site "Sao Paulo"]
[Date "2003.09.19"]
[Round "1"]
[White "Sierra, Miguel"]
[Black "Teixeira, Ricardo da Silva"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2256"]
[BlackElo "2338"]
[PlyCount "124"]
[EventDate "2003.09.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[EventCategory "9"]
[SourceTitle "CBM 098"]
[Source "ChessBase"]
[SourceDate "2004.02.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.02.03"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. Nge2 Nge7 7. 0-0 Bf5 8. Ng3 Bxd3 9. Qxd3 0-0 10. Nce2 Qd7 11. Nf4 Ng6 12. Nfh5 f5 13. Bf4 Nxf4 14. Nxf4 g5 15. Nh3 f4 16. Ne2 f3 17. Ng3 Qg4 18. c3 Bd6 19. Rae1 Rf6 20. Re3 Raf8 21. Rfe1 Rh6 22. Qd1 Bxg3 23. hxg3 Qh5 24. Re6 Rxe6 25. Rxe6 g4 26. Nf4 Rxf4 27. Rxc6 fxg2 28. Kxg2 Rxf2+ 29. Kxf2 Qh2+ 30. Kf1 Qh1+ 31. Ke2 Qg2+ 32. Kd3 Qxg3+ 33. Kc2 bxc6 34. Qe2 Kf7 35. Kb3 Qf4 36. Qc2 Kg7 37. Qe2 g3 38. Qe7+ Kh6 39. Qe6+ Kh5 40. Qh3+ Kg5 41. Qxh7 Kg4 42. Qg6+ Qg5 43. Qc2 Kh3 44. Qh7+ Qh4 45. Qf5+ Kh2 46. Qe5 Kh3 47. Qf5+ Qg4 48. Qh7+ Kg2 49. Qc2+ Kf1 50. Qd3+ Kf2 51. Qd2+ Qe2 52. Qf4+ Qf3 53. Qd2+ Kf1 54. Qc1+ Ke2 55. Ka3 g2 56. Qc2+ Ke1 57. Qc1+ Kf2 58. Qd2+ Kg3 59. Qe1+ Kh3 60. Qc1 Kh2 61. Qc2 Qh3 62. Qe2 Kh1 0-1

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "9"]
[White "Aguilar, Manuel"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "B00"]
[BlackElo "2290"]
[PlyCount "60"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. Nf3 Qd7 5. c3 f6 6. Bb5 e6 7. Qa4 Nge7 8. 0-0 a6 9. Re1 0-0-0 10. Bf1 Nxe5 11. Qxd7+ Nxd7 12. b4 Ng6 13. a4 Bd6 14. a5 c6 15. Nbd2 e5 16. Nb3 Bg4 17. Nfd2 exd4 18. Nxd4 Nde5 19. g3 Rde8 20. h3 Bd7 21. N2b3 Nc4 22. Bd2 Be5 23. Be3 Bxg3 24. Bxc4 dxc4 25. fxg3 cxb3 26. Kg2 Be6 27. Rab1 Bd5+ 28. Kf2 Ne5 29. Red1 Nc4 30. Re1 b2 0-1

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "5"]
[White "Bustamante, Wilfredo"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "A37"]
[BlackElo "2290"]
[PlyCount "84"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 g6 3. g3 Bg7 4. Bg2 e6 5. 0-0 Ne7 6. Nc3 0-0 7. d3 Nbc6 8. Rb1 d5 9. cxd5 exd5 10. Bg5 Be6 11. Qc1 Qd7 12. Bh6 Bh3 13. Bxg7 Kxg7 14. Bxh3 Qxh3 15. Nb5 a6 16. Na3 b6 17. Qc3+ Kg8 18. d4 c4 19. Nc2 b5 20. b3 cxb3 21. Qxb3 Qe6 22. Ne3 Na5 23. Qb4 Nc4 24. Rb3 Rfc8 25. Rfb1 Nf5 26. Nxf5 Qxf5 27. a4 Re8 28. axb5 axb5 29. Ne5 Na3 30. Rc1 Nc2 31. Qd2 Nxd4 32. Qxd4 Rxe5 33. Rxb5 Rd8 34. e3 h5 35. Rb7 Re4 36. Qb6 Rde8 37. Qd6 d4 38. exd4 Qf3 39. Rf1 h4 40. Qd7 R4e7 41. Qxe7 Rxe7 42. Rxe7 h3 0-1

[Event "PER-ch Regional Centro"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "3"]
[White "Cornejo Perales, Guillermo"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "2290"]
[PlyCount "32"]
[EventDate "2002.03.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. exd5 Qxd5 4. Nf3 Bg4 5. Be2 0-0-0 6. c4 Qh5 7. Be3 Nf6 8. 0-0 e5 9. d5 e4 10. Nd4 Nxd4 11. Bxg4+ Nxg4 12. h3 Nf3+ 13. gxf3 Ne5 14. fxe4 Qxh3 15. f3 Qg3+ 16. Kh1 Rd6 0-1

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "1"]
[White "De la Vega, Jorge"]
[Black "Sierra, Miguel"]
[Result "1/2-1/2"]
[ECO "A57"]
[BlackElo "2290"]
[PlyCount "31"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. d4 c5 2. d5 b5 3. c4 bxc4 4. e4 d6 5. Nf3 Nf6 6. Nc3 Nbd7 7. Qa4 Qc7 8. Bxc4 a6 9. 0-0 g6 10. e5 dxe5 11. d6 exd6 12. Ng5 Ke7 13. Nxf7 Nb6 14. Bg5 Be6 15. Bxf6+ Kxf7 16. Bxe6+ 1/2-1/2

[Event "PER-ch Regional Centro"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "9"]
[White "Moreno, William"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2085"]
[BlackElo "2290"]
[PlyCount "111"]
[EventDate "2002.03.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. 0-0 Be7 7. Re1 0-0 8. e4 d6 9. d4 cxd4 10. Nxd4 Qc8 11. b3 Rd8 12. Bb2 Nbd7 13. Rc1 Bf8 14. h3 a6 15. Kh2 Qc7 16. f4 Rac8 17. Rc2 Qb8 18. Rd2 Qa8 19. Qe2 Nc5 20. f5 e5 21. Nc2 b5 22. b4 Na4 23. Nxa4 bxa4 24. g4 Nd7 25. Red1 Nb6 26. Na3 Be7 27. Bc1 a5 28. Rb2 axb4 29. Rxb4 Qa5 30. Rb5 Qa6 31. Qb2 d5 32. Rxb6 Bxa3 33. Qb1 Qxc4 34. Bxa3 Ba8 35. Rc1 Qe2 36. Rxc8 Rxc8 37. Rb8 Qc4 38. Rxc8+ Qxc8 39. exd5 h5 40. Qc1 Qb7 41. Qc5 hxg4 42. Qf8+ Kh7 43. hxg4 f6 44. Qb4 Qa7 45. Qd2 Qa6 46. d6 Bxg2 47. Kxg2 Qc4 48. Kg3 Qf1 49. Bc5 e4 50. d7 Qf3+ 51. Kh2 Qxg4 52. d8Q Qxf5 53. Q8d5 Qf3 54. Qg2 Qf4+ 55. Qg3 Qd2+ 56. Qxd2 1-0

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "7"]
[White "Pacheco, Marco"]
[Black "Sierra, Miguel"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "2201"]
[BlackElo "2290"]
[PlyCount "25"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. Nf3 b5 2. g3 Bb7 3. Bg2 g6 4. 0-0 Bg7 5. d4 Nf6 6. c3 0-0 7. a4 bxa4 8. Qxa4 d6 9. Nbd2 Nbd7 10. b4 c5 11. bxc5 dxc5 12. Ba3 cxd4 13. cxd4 1/2-1/2

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "3"]
[White "Padilla, Hugo"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "C12"]
[WhiteElo "2186"]
[BlackElo "2290"]
[PlyCount "84"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bh4 g5 7. Bg3 Ne4 8. Nge2 c5 9. a3 Bxc3+ 10. bxc3 Qa5 11. f3 Nxg3 12. hxg3 cxd4 13. Qxd4 Nc6 14. Qe3 d4 15. Nxd4 Qxe5 16. Qxe5 Nxe5 17. f4 Ng6 18. Bd3 f5 19. 0-0 gxf4 20. gxf4 Kf7 21. Bc4 Kf6 22. Rae1 Re8 23. g4 Bd7 24. g5+ hxg5 25. fxg5+ Kxg5 26. Nxe6+ Bxe6 27. Bxe6 Nf4 28. Bb3 Re2 29. Rxe2 Nxe2+ 30. Kf2 Nxc3 31. Rg1+ Kf4 32. Rg7 b6 33. Rc7 Ne4+ 34. Ke1 a5 35. Bd5 Rh8 36. c4 Rh1+ 37. Ke2 Rh2+ 38. Kd1 Nc3+ 39. Kc1 Na2+ 40. Kb1 Nc3+ 41. Kc1 Ke3 42. Rb7 Kd3 0-1

[Event "PER-ch Regional Centro"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "6"]
[White "Santivanez Montes, Mario"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "2225"]
[BlackElo "2290"]
[PlyCount "56"]
[EventDate "2002.03.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 d6 3. d4 Bg4 4. Nbd2 Nbd7 5. g3 c6 6. Bg2 e5 7. Qc2 Be7 8. b3 0-0 9. Bb2 Re8 10. 0-0 Bf8 11. h3 Bh5 12. e4 Rc8 13. Nh4 Qb6 14. c5 Qc7 15. cxd6 Bxd6 16. Nc4 exd4 17. Nxd6 Qxd6 18. Nf5 Qc7 19. Bxd4 Bg6 20. g4 Bxf5 21. gxf5 Qf4 22. Be3 Qh4 23. Rad1 Nb6 24. a4 Nxe4 25. Rd4 Nd5 26. Rxe4 Rxe4 27. Qxe4 Qxe4 28. Bxe4 Nxe3 1-0

[Event "PER-ch Regional Centro"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "8"]
[White "Sierra, Miguel"]
[Black "Arotoma Pablo, Danilo Ivan"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2290"]
[PlyCount "111"]
[EventDate "2002.03.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d6 2. f4 g6 3. Nf3 Bg7 4. d4 Bg4 5. c3 c6 6. h3 Bd7 7. Bd3 e6 8. Nbd2 d5 9. e5 Qb6 10. Nb3 Ne7 11. 0-0 Bc8 12. Be3 Nd7 13. Qd2 Qc7 14. g4 b6 15. f5 exf5 16. gxf5 Nxf5 17. Bxf5 gxf5 18. Nh4 Nf8 19. Nxf5 Bxf5 20. Rxf5 Ne6 21. Raf1 Rd8 22. Bg5 Rd7 23. Bh4 c5 24. Kh1 a5 25. Nc1 cxd4 26. cxd4 Qc4 27. Ne2 Rc7 28. b3 Qb4 29. Qd3 0-0 30. Rh5 Rfc8 31. Qxh7+ Kf8 32. Bf6 Bxf6 33. exf6 Ke8 34. Qf5 Qb5 35. Ng3 Rc1 36. Rh8+ Kd7 37. Rh7 Rxf1+ 38. Nxf1 Kd8 39. Rh8+ Kd7 40. Rxc8 Kxc8 41. Kg1 Kd8 42. Qe5 Qd3 43. Qxd5+ Kc7 44. Qe5+ Kc6 45. Ne3 Qxd4 46. Qxd4 Nxd4 47. Kf2 b5 48. Ng4 Kd5 49. Ke3 a4 50. bxa4 bxa4 51. Kd3 Nf3 52. Kc3 Ke6 53. Kb4 Kf5 54. Kxa4 Ng5 55. Nf2 Kxf6 56. Kb5 1-0

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "2"]
[White "Sierra, Miguel"]
[Black "Avalos, Kathia"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2290"]
[PlyCount "67"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf5 d5 7. exd5 Bxf5 8. dxc6 Qxd1+ 9. Nxd1 bxc6 10. Ne3 Be6 11. Ba6 Rb8 12. Nc4 Bxc4 13. Bxc4 Bc5 14. Ke2 Ke7 15. Rd1 Ng4 16. f3 Nf6 17. Rb1 Rhd8 18. Rxd8 Rxd8 19. Bg5 h6 20. Bd2 Nd5 21. g3 f6 22. b4 Bb6 23. a4 Rd7 24. a5 Bd8 25. b5 cxb5 26. Rxb5 Nc7 27. Bb4+ Ke8 28. Rb8 Rd4 29. Bd3 a6 30. c3 Rd5 31. Be4 Rd7 32. Bg6+ Rf7 33. Bxf7+ Kxf7 34. Rxd8 1-0

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "6"]
[White "Sierra, Miguel"]
[Black "Cahuana, Luis"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2290"]
[BlackElo "2216"]
[PlyCount "43"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Nf3 Bg4 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 Qb6 10. 0-0 Bb5 11. Bxb5+ Qxb5 12. Na3 Qb6 13. Qa4+ Nc6 14. c4 dxc4 15. Nxc4 Qb4 16. Qc2 Nd5 17. a3 Qb5 18. Qe2 Kd8 19. Ng5 Kc7 20. Nxf7 Rg8 21. Bd2 e5 22. dxe5 1-0

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "8"]
[White "Sierra, Miguel"]
[Black "Cruz Estrada, Filemon"]
[Result "0-1"]
[ECO "B74"]
[WhiteElo "2290"]
[BlackElo "2345"]
[PlyCount "63"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 0-0 8. 0-0 Nc6 9. Nb3 Be6 10. f4 Qc8 11. Kh1 Rd8 12. Bf3 d5 13. exd5 Nb4 14. Bd4 Nfxd5 15. Nxd5 Bxd5 16. c3 Bxf3 17. Qxf3 Nc2 18. Rad1 Nxd4 19. Nxd4 Bxd4 20. Rxd4 Rxd4 21. cxd4 Qd7 22. f5 Qxf5 23. Qxf5 gxf5 24. Rxf5 Rd8 25. d5 e6 26. Rg5+ Kf8 27. Kg1 Rxd5 28. Rg3 Rd1+ 29. Kf2 Rd2+ 30. Kf1 Rxb2 31. a3 b5 32. h4 0-1

[Event "PER-ch Regional Centro"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "5"]
[White "Sierra, Miguel"]
[Black "Harter, Jorge"]
[Result "1-0"]
[ECO "B54"]
[WhiteElo "2290"]
[PlyCount "82"]
[EventDate "2002.03.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e5 5. Bb5+ Nd7 6. Nf5 a6 7. Bxd7+ Qxd7 8. Nc3 Qc6 9. 0-0 Nf6 10. Qf3 h6 11. Ne3 Be6 12. Ncd5 Bxd5 13. exd5 Qc7 14. c4 Nd7 15. Bd2 g6 16. h4 h5 17. Rac1 Qd8 18. Qh3 Bh6 19. b4 b6 20. Rfd1 f5 21. Rc3 Qe7 22. Nf1 f4 23. f3 Bg7 24. Rcc1 Rc8 25. Be1 Kf7 26. Bf2 Rc7 27. Nd2 Rhc8 28. Ne4 Rxc4 29. Qe6+ Qxe6 30. dxe6+ Kxe6 31. Rxd6+ Ke7 32. Rcd1 Nf8 33. Rxb6 Rc1 34. Rb7+ Ke6 35. Ng5+ Kf5 36. Rxc1 Rxc1+ 37. Kh2 e4 38. fxe4+ Kg4 39. Rxg7 Rc2 40. Bc5 a5 41. Bxf8 axb4 1-0

[Event "Lima 1st qual op"]
[Site "Lima"]
[Date "2002.??.??"]
[Round "4"]
[White "Sierra, Miguel"]
[Black "Retamozo, Henry"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "2290"]
[BlackElo "2201"]
[PlyCount "70"]
[EventDate "2002.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 Be7 5. 0-0 0-0 6. Bxc6 bxc6 7. Nxe5 Bb7 8. d4 Re8 9. Nd3 Bf8 10. f3 d5 11. e5 Nd7 12. f4 c5 13. c3 cxd4 14. cxd4 c5 15. Be3 Ba6 16. Qd2 Nb6 17. Na3 cxd4 18. Bxd4 Nc4 19. Qd1 Nxa3 20. bxa3 Qa5 21. Rf3 Rac8 22. Rc1 Bxa3 23. Rxc8 Rxc8 24. h3 Rc4 25. Bf2 Bf8 26. f5 Re4 27. f6 g6 28. Bg3 Qxa2 29. Nf4 Be2 30. Nxe2 Rxe2 31. Qf1 d4 32. Kh2 Qc2 33. Bf4 a5 34. Rg3 a4 35. Qf3 Qe4 0-1

[Event "PER-chT"]
[Site "Peru"]
[Date "2000.??.??"]
[Round "?"]
[White "Beyer, A."]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "B00"]
[BlackElo "2290"]
[PlyCount "38"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. d4 Bg4 4. Be3 Nf6 5. Nc3 e6 6. h3 Bh5 7. d5 exd5 8. exd5 Ne5 9. g4 Bg6 10. Bb5+ Ned7 11. Qe2 Be7 12. 0-0-0 0-0 13. Nd4 Ne4 14. Nb1 Re8 15. Rhg1 Nxf2 16. Bxd7 Nxd1 17. Bxe8 Nxe3 18. Bb5 Nxd5 19. Nd2 Bf6 0-1

[Event "Lima schev"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Braschi, Giancarlo"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "A43"]
[BlackElo "2290"]
[PlyCount "52"]
[EventDate "2000.??.??"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 c5 2. d5 b5 3. e4 a6 4. a4 b4 5. Nd2 Nf6 6. Bc4 d6 7. b3 g6 8. Bb2 Bg7 9. Ngf3 0-0 10. 0-0 Re8 11. Ra2 e6 12. dxe6 Bxe6 13. Re1 Nc6 14. Bxe6 Rxe6 15. Ng5 Re7 16. Nc4 h6 17. Qf3 Nd4 18. Bxd4 cxd4 19. Nh3 Nxe4 20. Nxd6 Qxd6 21. Rxe4 Rae8 22. Rxe7 Qxe7 23. Qd3 Qe1+ 24. Qf1 Qc3 25. Ra1 Qxa1 26. Qxa1 d3 0-1

[Event "Lima schev"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "4"]
[White "Chauca, Jose Luis Murga"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "A30"]
[BlackElo "2290"]
[PlyCount "78"]
[EventDate "2000.??.??"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. 0-0 Be7 7. b3 0-0 8. Bb2 d6 9. Qc2 Nc6 10. Rac1 a6 11. Rfd1 Rc8 12. Qb1 h6 13. e3 Re8 14. d4 Bf8 15. dxc5 bxc5 16. Nd2 Qc7 17. Nde4 Nxe4 18. Nxe4 Red8 19. f4 Ne7 20. Qc2 Nf5 21. Qf2 d5 22. cxd5 exd5 23. Be5 Qe7 24. g4 Nh4 25. Ng3 d4 26. Nf5 Nxf5 27. gxf5 f6 28. exd4 fxe5 29. dxe5 Rxd1+ 30. Rxd1 Bxg2 31. Qxg2 c4 32. f6 Qa7+ 33. Kh1 c3 34. Qd5+ Kh8 35. fxg7+ Bxg7 36. Qd3 c2 37. Rc1 Qf2 38. e6 Qxf4 39. Rxc2 Rxc2 0-1

[Event "PER-chT"]
[Site "Peru"]
[Date "2000.??.??"]
[Round "?"]
[White "Garcia A, Omar"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "E01"]
[BlackElo "2290"]
[PlyCount "154"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 e6 4. g3 d5 5. Bg2 Nc6 6. cxd5 Nxd5 7. 0-0 Qb6 8. e4 Nf6 9. d5 Nd4 10. Nbd2 Nxf3+ 11. Bxf3 Be7 12. Nc4 Qa6 13. b3 0-0 14. d6 Bd8 15. e5 Nd7 16. Be4 Rb8 17. Bb2 b5 18. Nd2 f5 19. Bg2 Bb7 20. a4 Bxg2 21. Kxg2 Qb7+ 22. Qf3 Qxf3+ 23. Nxf3 bxa4 24. Rxa4 a5 25. Nd2 f4 26. g4 f3+ 27. Kg3 Bg5 28. Rd1 Nb6 29. Rxa5 c4 30. h4 Bf4+ 31. Kh3 cxb3 32. Bc3 Bxd2 33. Bxd2 Nc4 34. Raa1 b2 35. Rab1 Na3 36. Bc3 Nxb1 37. Rxb1 Rb3 38. Bd4 Rd3 39. Bb6 Rb8 40. Rxb2 Kf7 41. Kg3 Ke8 42. Rb4 Kd7 43. Rd4 Rxd4 44. Bxd4 Rf8 45. Be3 h5 46. gxh5 Rf5 47. h6 gxh6 48. Bxh6 Rxe5 49. Kxf3 Rf5+ 50. Kg3 Kxd6 51. f4 Ke7 52. Bg5+ Kf7 53. Kg4 Kg6 54. Kg3 Kh5 55. Kf3 Rb5 56. Ke4 Kg4 57. Ke3 Rb1 58. Ke4 Re1+ 59. Kd4 Kf5 60. Kd3 Rh1 61. Kd4 Rh3 62. Kc4 Ke4 63. Kc5 Rd3 64. Kc4 Rd1 65. Kc5 Rd2 66. Kc4 Rc2+ 67. Kb4 Kd3 68. Kb5 Kd4 69. Bf6+ Kd5 70. Kb6 Rc6+ 71. Kb5 Rc8 72. Kb6 Rc5 73. Bg5 Rc8 74. Bh6 e5 75. Bg5 e4 76. f5 Kd4 77. Kb7 Rf8 0-1

[Event "Lima schev"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Morales Mendoza, Luciana"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "A43"]
[BlackElo "2290"]
[PlyCount "92"]
[EventDate "2000.??.??"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. Bg5 d6 5. Bxf6 exf6 6. e4 a6 7. Nbd2 f5 8. a4 fxe4 9. Nxe4 b4 10. Be2 Be7 11. 0-0 0-0 12. Nfd2 a5 13. Nc4 Qc7 14. Re1 Nd7 15. Qd2 Nf6 16. Ng3 Rd8 17. b3 Bf8 18. Bf3 g6 19. Re2 Ba6 20. Qf4 Bxc4 21. Qxc4 Nd7 22. Rae1 Ne5 23. Qf4 f5 24. Nf1 c4 25. Nd2 cxb3 26. Nxb3 Bg7 27. Rd1 Rdc8 28. Nd4 Qc4 29. Qe3 Qa2 30. Qb3 Qxb3 31. cxb3 Rc3 32. Re3 Rxe3 33. fxe3 Bh6 34. Kf2 Re8 35. Ne6 Rc8 36. Nf4 Rc2+ 37. Kg3 Rc3 38. Kf2 Bxf4 39. exf4 Nd3+ 40. Kg3 Rxb3 41. Rd2 Kf7 42. Re2 Nc5 43. Kh4 Ra3 44. Kg5 b3 45. Kh6 Ra2 46. Re1 b2 0-1

[Event "PER-chT"]
[Site "Peru"]
[Date "2000.??.??"]
[Round "?"]
[White "Navarrete, Jesus"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "A43"]
[BlackElo "2290"]
[PlyCount "50"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 c5 2. d5 b5 3. e4 a6 4. a4 b4 5. a5 d6 6. Nf3 Nf6 7. Nbd2 e6 8. Bc4 exd5 9. Bxd5 Nxd5 10. exd5 Qe7+ 11. Kf1 Bd7 12. Nc4 Bb5 13. Qd3 Nd7 14. Bf4 f6 15. Re1 Ne5 16. Bxe5 dxe5 17. g3 Rd8 18. Kg2 Qf7 19. Rd1 Bd6 20. Rhe1 0-0 21. Qb3 Bc7 22. h4 Rxd5 23. Ne3 Rdd8 24. Qxf7+ Kxf7 25. Ra1 Bc6 0-1

[Event "Lima schev"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Quiroz, Christian"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "A43"]
[BlackElo "2290"]
[PlyCount "70"]
[EventDate "2000.??.??"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. Bg5 d6 5. Bxf6 exf6 6. e4 a6 7. a4 b4 8. Nbd2 f5 9. Bd3 fxe4 10. Nxe4 Be7 11. 0-0 0-0 12. c4 Bg4 13. h3 Bh5 14. Re1 Nd7 15. Ng3 Bxf3 16. Qxf3 Bf6 17. Qe2 g6 18. f4 Bd4+ 19. Kh1 Qh4 20. Ne4 Qxf4 21. Rf1 Qe5 22. Rae1 Rae8 23. Qd2 Bxb2 24. Nxc5 Nxc5 25. Rxe5 Bxe5 26. Bb1 a5 27. h4 Re7 28. h5 Rfe8 29. Qg5 Bc3 30. hxg6 hxg6 31. Qf4 Kg7 32. g4 Be5 33. Qf3 Nxa4 34. Kg2 Bd4 35. Bd3 Nc5 0-1

[Event "PER-chT"]
[Site "Peru"]
[Date "2000.??.??"]
[Round "?"]
[White "Reyes Larena, Juan"]
[Black "Sierra, Miguel"]
[Result "1/2-1/2"]
[ECO "A31"]
[WhiteElo "2435"]
[BlackElo "2290"]
[PlyCount "85"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. c4 cxd4 4. Nxd4 e5 5. Nc2 Qc7 6. Nc3 Qxc4 7. e4 Qc7 8. Bg5 Qd8 9. Be2 Be7 10. Bxf6 Bxf6 11. 0-0 0-0 12. Qd3 Nc6 13. Nb5 a6 14. Nd6 Qc7 15. Rac1 Nd4 16. Nc4 d5 17. Nxd4 dxc4 18. Rxc4 Qb6 19. Nb3 Be6 20. Rc3 Bg5 21. Rd1 Rad8 22. Qc2 Be7 23. Rcd3 Rc8 24. Rc3 Bb4 25. Rxc8 Rxc8 26. Qd3 h6 27. h3 a5 28. Bg4 Bxg4 29. hxg4 a4 30. Nc1 Bc5 31. Qe2 Bd4 32. b3 a3 33. Nd3 Rc3 34. Qd2 Qc6 35. Nb4 Qxe4 36. Re1 Qxg4 37. Nd5 Rg3 38. Ne3 Bxe3 39. fxe3 h5 40. Rf1 h4 41. Qd5 Qg6 42. Qd8+ Kh7 43. Qxh4+ 1/2-1/2

[Event "PER-chT"]
[Site "Peru"]
[Date "2000.??.??"]
[Round "?"]
[White "Rosello, Jaime"]
[Black "Sierra, Miguel"]
[Result "0-1"]
[ECO "A35"]
[BlackElo "2290"]
[PlyCount "76"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. c4 cxd4 5. Nxd4 Nf6 6. Nc3 0-0 7. Be2 d6 8. 0-0 Nc6 9. Nb3 Be6 10. f4 Na5 11. Nxa5 Qxa5 12. Be3 Rfc8 13. Nd5 Bxd5 14. exd5 Ne4 15. Bd4 Qd2 16. Bxg7 Qe3+ 17. Kh1 Kxg7 18. Qe1 Nd2 19. Rf2 Nxc4 20. Bf1 Qd4 21. Rd1 Qf6 22. b3 Nb6 23. f5 g5 24. h4 h6 25. hxg5 hxg5 26. Rf3 Rh8+ 27. Kg1 Rh4 28. Qe3 Rah8 29. Rg3 Rh1+ 30. Kf2 Qxf5+ 31. Ke2 R8h5 32. Qxe7 Nxd5 33. Qxd6 Nf4+ 34. Ke3 Rh6 35. Qd4+ Rf6 36. Kd2 Kh6 37. Be2 Rxd1+ 38. Bxd1 Qa5+ 0-1

[Event "Lima schev"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "1"]
[White "Sierra, Miguel"]
[Black "Barahona, Cesar"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "2290"]
[PlyCount "51"]
[EventDate "2000.??.??"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. f4 d6 4. Nf3 Bg4 5. Bc4 Nc6 6. d3 Be7 7. h3 Bxf3 8. Qxf3 Nd4 9. Qf2 Nh5 10. Bxf7+ Kxf7 11. fxe5+ Ke8 12. Qxd4 Bh4+ 13. Kd1 Bg3 14. exd6 Qxd6 15. Qc4 c6 16. Be3 Bf4 17. Bc5 Qg6 18. Rf1 Qxg2 19. Qe6+ Kd8 20. Be7+ Kc7 21. Bd6+ Bxd6 22. Rf7+ Kb6 23. Qb3+ Kc5 24. Qa3+ Kb6 25. Na4+ Ka5 26. Nc5+ 1-0

[Event "Lima schev"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Sierra, Miguel"]
[Black "Bustamante, Wilfredo"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "2290"]
[PlyCount "103"]
[EventDate "2000.??.??"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 a6 7. Qg4 Bxg5 8. hxg5 c5 9. g6 f5 10. Qf4 h6 11. dxc5 Nc6 12. Nf3 0-0 13. 0-0-0 Nxc5 14. Bc4 Qe8 15. Rxd5 Ne4 16. Rxh6 gxh6 17. Qxh6 Qe7 18. Nxe4 fxe4 19. Ng5 Qg7 20. Qh5 b5 21. Rd7 Bxd7 22. Nxe6 Bxe6 23. Bxe6+ Rf7 24. Bxf7+ Kf8 25. Bd5 Ke7 26. Bxc6 Rh8 27. Qg5+ Ke6 28. Qg4+ Kxe5 29. Qxe4+ Kd6 30. Be8 Rh1+ 31. Kd2 Qxb2 32. Qc6+ Ke5 33. f4+ Kxf4 34. g3+ Kxg3 35. Qc3+ Qxc3+ 36. Kxc3 Kf4 37. Bf7 Rg1 38. Kb4 Ke5 39. Ka5 Kd4 40. Kxa6 b4 41. Kb5 Kc3 42. Kc5 Rg5+ 43. Kd6 Kxc2 44. Ke7 Kb2 45. Kf6 Rg3 46. g7 Rf3+ 47. Ke7 Rxf7+ 48. Kxf7 Kxa2 49. g8Q b3 50. Kf6 Ka1 51. Qa8+ Kb1 52. Qe4+ 1-0

[Event "Lima schev"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Sierra, Miguel"]
[Black "Cabrera Pino, Alexis"]
[Result "1-0"]
[ECO "B55"]
[WhiteElo "2290"]
[BlackElo "2407"]
[PlyCount "57"]
[EventDate "2000.??.??"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 e5 6. Ne2 d5 7. exd5 Qxd5 8. 0-0 Be6 9. Nbc3 Qd8 10. f4 Bc5+ 11. Kh1 Ng4 12. Ne4 Qh4 13. h3 Nf2+ 14. Rxf2 Bxf2 15. f5 Bd7 16. Kh2 h6 17. g3 Bxg3+ 18. N2xg3 g6 19. Qf1 0-0 20. Be3 b6 21. Qg2 Nc6 22. Bxh6 Qxh6 23. Nf6+ Kg7 24. Nxd7 Rh8 25. fxg6 Nd4 26. Rf1 fxg6 27. Nxe5 Rhf8 28. Qb7+ Kh8 29. Nxg6+ 1-0

[Event "Lima schev"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "3"]
[White "Sierra, Miguel"]
[Black "Choque Paredes, Jose Carlos"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2290"]
[PlyCount "51"]
[EventDate "2000.??.??"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 d5 5. cxd5 0-0 6. Bg2 Nxd5 7. Bxg7 Kxg7 8. Nf3 Nc6 9. 0-0 e5 10. d3 Bg4 11. Re1 Nd4 12. Nxe5 Nb4 13. Nxg4 Nbc2 14. Ne3 Nxa1 15. Nd2 Naxb3 16. Nxb3 Kg8 17. Bxb7 Rb8 18. Bd5 Nb5 19. Qa1 h5 20. a4 c6 21. axb5 cxd5 22. Nd4 Qd7 23. Rc1 Rfe8 24. Rc5 Rb6 25. Rxd5 Rd6 26. Ndf5 1-0

[Event "PER-chT"]
[Site "Peru"]
[Date "2000.??.??"]
[Round "?"]
[White "Sierra, Miguel"]
[Black "Cotrina Moscoso, Wilder"]
[Result "0-1"]
[ECO "C80"]
[WhiteElo "2290"]
[PlyCount "56"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. Re1 Nc5 7. Nc3 Ne6 8. Nxe5 Nxe5 9. Rxe5 Bd6 10. Re1 0-0 11. Bb3 c6 12. d4 Bb4 13. d5 Nc5 14. Re3 Nxb3 15. axb3 Re8 16. Qg4 Bf8 17. Ra4 d6 18. Qf3 c5 19. Rf4 f5 20. h4 Bd7 21. h5 Be7 22. Re6 Bg5 23. Rxe8+ Qxe8 24. Kf1 Bb5+ 25. Kg1 Qe1+ 26. Kh2 Qxc1 27. Rxf5 Be7 28. Ne4 Bd7 0-1

[Event "Lima schev"]
[Site "Lima"]
[Date "2000.??.??"]
[Round "?"]
[White "Sierra, Miguel"]
[Black "Garcia Benavides, Omar"]
[Result "1-0"]
[ECO "C85"]
[WhiteElo "2290"]
[PlyCount "39"]
[EventDate "2000.??.??"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Qe2 0-0 7. Bxc6 dxc6 8. Nxe5 Qd4 9. Nf3 Qxe4 10. Qxe4 Nxe4 11. Re1 Ng5 12. Rxe7 Nxf3+ 13. gxf3 Bh3 14. f4 Be6 15. d3 Rfc8 16. f5 Kf8 17. Bg5 h6 18. fxe6 fxe6 19. Bh4 g5 20. Rxe6 1-0

[Event "PER-chT"]
[Site "Peru"]
[Date "2000.??.??"]
[Round "?"]
[White "Sierra, Miguel"]
[Black "Guevara, Walter"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2290"]
[PlyCount "88"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. Nge2 Nge7 7. 0-0 0-0 8. a3 Bxc3 9. bxc3 Bf5 10. c4 Na5 11. cxd5 Bxd3 12. Qxd3 Qxd5 13. Rb1 b6 14. Qg3 c6 15. Nc3 Qf5 16. Re1 Rfe8 17. Ne4 Nd5 18. Qd3 b5 19. Bg5 Qg6 20. f4 f5 21. Nc3 Nxc3 22. Qxc3 Nc4 23. a4 a6 24. d5 cxd5 25. axb5 Qb6+ 26. Kh1 axb5 27. Qd3 d4 28. h3 Rxe1+ 29. Rxe1 Ne3 30. Rxe3 Ra1+ 31. Kh2 dxe3 32. Qd5+ Kh8 33. Bd8 Qg6 34. Qe5 Ra8 35. Ba5 Qe8 36. Qc7 Rc8 37. Qa7 e2 38. Be1 Rxc2 39. Qd4 Rc1 40. Qd2 Rxe1 41. Qxe1 b4 42. g4 b3 43. Kg2 b2 44. Kf2 Qe4 0-1

[Event "PER-chT"]
[Site "Peru"]
[Date "2000.??.??"]
[Round "?"]
[White "Sierra, Miguel"]
[Black "Morales Mendoza, Luciana"]
[Result "1-0"]
[ECO "B55"]
[WhiteElo "2290"]
[PlyCount "79"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. 0-0 g6 8. b3 Bg7 9. Bb2 0-0 10. Nd2 d5 11. Qe2 Qc7 12. f4 Bg4 13. Qe1 dxe4 14. Nxe4 Nd5 15. Bxg7 Kxg7 16. Qg3 Bf5 17. Rae1 Nb4 18. a3 Nxd3 19. Qxd3 Rfd8 20. Qc3+ Kg8 21. Nc5 Rd5 22. Rf2 Rad8 23. h3 h5 24. b4 a5 25. Qe3 axb4 26. Na6 Qb7 27. Nxb4 Rd1 28. Rxd1 Rxd1+ 29. Kh2 Be6 30. Qc5 Bd5 31. c4 Be4 32. Re2 f5 33. Qe5 Qa7 34. c5 Rc1 35. Qe6+ Kg7 36. Nxc6 Bxc6 37. Qxc6 Rxc5 38. Qe8 Rc7 39. Re6 Qxa3 40. Rxg6+ 1-0

[Event "PER-chT"]
[Site "Peru"]
[Date "2000.??.??"]
[Round "?"]
[White "Sierra, Miguel"]
[Black "Romero, Jorge"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2290"]
[PlyCount "80"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. c4 Be7 6. d4 0-0 7. Bd3 d5 8. Nc3 Nxc3 9. bxc3 Bf6 10. Qc2 Re8+ 11. Be3 g6 12. cxd5 Qxd5 13. 0-0 Nc6 14. Rab1 a6 15. Bf4 Qd8 16. Rfd1 b6 17. Be4 Bb7 18. d5 Ne5 19. d6 Bxe4 20. Qxe4 cxd6 21. Qb7 Nc4 22. a4 Qc8 23. Qd5 Qe6 24. Qd3 Qe4 25. Qxe4 Rxe4 26. Bxd6 Bxc3 27. Bc7 h6 28. h4 Nb2 29. Rd6 Nxa4 30. h5 Re7 31. Bxb6 Re6 32. Rxe6 fxe6 33. Bd4 gxh5 34. Rb7 Bxd4 35. Nxd4 Nc5 36. Rc7 Rd8 37. Rxc5 Rxd4 38. Rc6 a5 39. Rxe6 Kg7 40. Ra6 a4 1/2-1/2

[Event "PER-chT"]
[Site "Peru"]
[Date "2000.??.??"]
[Round "?"]
[White "Sierra, Miguel"]
[Black "Saavedra, Carlos"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2290"]
[BlackElo "2185"]
[PlyCount "65"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 dxe4 3. Nxe4 Nd7 4. Bc4 Ndf6 5. Ng5 e6 6. d4 Bd6 7. f4 Ne7 8. Qe2 0-0 9. N1f3 h6 10. Nh3 c5 11. c3 Nc6 12. dxc5 Bxc5 13. Bd2 a6 14. 0-0-0 b5 15. Bd3 Qb6 16. a3 Bb7 17. Ne5 Rac8 18. Rhe1 b4 19. Nc4 Qc7 20. axb4 Ba7 21. g4 Ne7 22. g5 hxg5 23. fxg5 Nfd5 24. Kb1 Ng6 25. Qh5 Qxh2 26. Rxe6 Rxc4 27. Rxg6 fxg6 28. Bxg6 Nf6 29. gxf6 Rxf6 30. Qh7+ Kf8 31. Qh8+ Ke7 32. Qe8+ Kd6 33. Bf4# 1-0

[Event "PER-ch43"]
[Site "Peru"]
[Date "1995.??.??"]
[Round "3"]
[White "Bravo Sedamanos, Hector"]
[Black "Sierra, Miguel"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "2335"]
[BlackElo "2370"]
[PlyCount "130"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. Nc3 dxe4 4. d5 Ne5 5. Qd4 Ng6 6. Be3 e5 7. dxe6 Bxe6 8. Qxd8+ Rxd8 9. Nxe4 Bd5 10. Nc3 Bb4 11. Bd2 Bc6 12. 0-0-0 a6 13. Re1+ N8e7 14. h4 h5 15. Ne4 Bxd2+ 16. Nxd2 0-0 17. Ngf3 Nd5 18. a3 Ndf4 19. Rg1 Rfe8 20. Rxe8+ Rxe8 21. Kd1 Rd8 22. Kc1 Nd5 23. g3 Nf6 24. Nh2 Ne5 25. f3 Re8 26. Bh3 Nd5 27. f4 Ng6 28. Nhf3 Nf6 29. Re1 Rxe1+ 30. Nxe1 Ne4 31. Nxe4 Bxe4 32. Ng2 Ne7 33. Ne3 Nc6 34. c3 Kf8 35. Kd2 g6 36. Bf1 Ke7 37. Bc4 Na5 38. Ba2 b6 39. Nd5+ Bxd5 40. Bxd5 c6 41. Ba2 Nb7 42. Bc4 a5 43. b4 Nd6 44. Bd3 Ke6 45. bxa5 bxa5 46. Kc2 Kd5 47. Kb3 Kc5 48. Ka4 Kb6 49. Kb3 f5 50. Kb2 Kc5 51. Kb3 Ne4 52. Ka4 Kb6 53. Kb3 Kc5 54. Ka4 Kb6 55. Kb3 Kc5 56. Ka4 Nxc3+ 57. Kxa5 Kd4 58. Bc2 c5 59. a4 Ke3 60. Kb6 Nxa4+ 61. Bxa4 c4 62. Kc5 c3 63. Kc4 Kf2 64. Kxc3 Kxg3 65. Be8 Kxf4 1/2-1/2

[Event "PER-ch43"]
[Site "Peru"]
[Date "1995.??.??"]
[Round "10"]
[White "Granda Zuniga, Julio E"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "C04"]
[WhiteElo "2620"]
[BlackElo "2370"]
[PlyCount "41"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. Nb3 Be7 7. Bf4 Nb6 8. c3 Nc4 9. Qc2 a5 10. a4 b6 11. Bd3 Ba6 12. Nc1 g5 13. Bg3 g4 14. Ng1 Bg5 15. b3 Nd2 16. Bxa6 Rxa6 17. Qd3 Nb8 18. f4 gxf3 19. gxf3 Bh6 20. Nge2 Rg8 21. Ra2 1-0

[Event "PER-ch43"]
[Site "Peru"]
[Date "1995.??.??"]
[Round "6"]
[White "Miguel, Fernando"]
[Black "Sierra, Miguel"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2305"]
[BlackElo "2370"]
[PlyCount "59"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 Bg4 3. e4 Nf6 4. Nbd2 e6 5. c3 Bxf3 6. Qxf3 d5 7. Bd3 Be7 8. 0-0 c5 9. exd5 Qxd5 10. Ne4 Nbd7 11. Nxf6+ Nxf6 12. Bb5+ Kf8 13. Qxd5 Nxd5 14. dxc5 Bxc5 15. Bc4 Rd8 16. Rd1 Ke7 17. Bxd5 Rxd5 18. Rxd5 exd5 19. Bf4 Rd8 20. Re1+ Kf8 21. Rd1 Ke7 22. Kf1 f6 23. h4 b5 24. Ke2 Ke6 25. Be3 Bxe3 26. Kxe3 Kd6 27. Ra1 Re8+ 28. Kd3 Re4 29. g3 Rg4 30. Ke3 1/2-1/2

[Event "PER-ch43"]
[Site "Peru"]
[Date "1995.??.??"]
[Round "1"]
[White "Pacheco Asmat, Jorge"]
[Black "Sierra, Miguel"]
[Result "1-0"]
[ECO "A87"]
[WhiteElo "2205"]
[BlackElo "2370"]
[PlyCount "53"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. c4 0-0 6. Nc3 d6 7. 0-0 Qe8 8. d5 Na6 9. Rb1 Nc5 10. b4 Nfe4 11. Nb5 Na6 12. Bb2 Bxb2 13. Rxb2 Bd7 14. Qd3 c6 15. dxc6 bxc6 16. Nc3 Rb8 17. Rfb1 Bc8 18. Nd2 Nxd2 19. Qxd2 Be6 20. c5 dxc5 21. Qe3 Bd7 22. bxc5 Rxb2 23. Rxb2 e5 24. Rb7 f4 25. gxf4 exf4 26. Qxe8 Bxe8 27. Ne4 1-0

[Event "PER-ch43"]
[Site "Peru"]
[Date "1995.??.??"]
[Round "4"]
[White "Robbiano Taboada, Carlos Alberto"]
[Black "Sierra, Miguel"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "2285"]
[BlackElo "2370"]
[PlyCount "59"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. c3 Qd7 5. Nd2 f6 6. f4 fxe5 7. fxe5 0-0-0 8. Ne2 e6 9. Ng3 Bg6 10. Bb5 Be7 11. 0-0 Nh6 12. Nf3 Rdf8 13. Bxh6 gxh6 14. Qd2 h5 15. Qh6 Qd8 16. Qe3 h4 17. Ne2 Rhg8 18. Nf4 Bf5 19. Bd3 Rg4 20. Bxf5 Rxf5 21. Nh3 Qg8 22. Rf2 Bf8 23. Raf1 Qg6 24. Ne1 Bh6 25. Qd3 Ne7 26. Rxf5 Nxf5 27. Nf2 Be3 28. Kh1 Rf4 29. Qe2 Bxf2 30. Nd3 1/2-1/2

[Event "PER-ch43"]
[Site "Peru"]
[Date "1995.??.??"]
[Round "2"]
[White "Sierra, Miguel"]
[Black "Aguilar, Juan"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2370"]
[BlackElo "2290"]
[PlyCount "68"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. b3 Nc6 3. Bb2 d6 4. g3 e5 5. Bg2 g6 6. Ne2 Bg7 7. 0-0 Nge7 8. d3 0-0 9. Nd2 f5 10. f4 Be6 11. Nf3 Kh8 12. Qd2 Qc7 13. Rae1 b5 14. Qc1 Rac8 15. Qa1 h6 16. fxe5 dxe5 17. Nf4 Bd7 18. exf5 Rxf5 19. Nh4 Rg5 20. Bxc6 Nxc6 21. Nf3 Bf5 22. Nxg5 hxg5 23. Nh5 Bxd3 24. Nxg7 Bxf1 25. Ne6 Qf7 26. Bxe5+ Kg8 27. Nxg5 Qd5 28. Rxf1 Nxe5 29. Qd1 Qd4+ 30. Qxd4 cxd4 31. Rd1 Rxc2 32. Rxd4 Rxa2 33. Rd5 Ng4 34. h3 Ra1+ 0-1

[Event "PER-ch43"]
[Site "Peru"]
[Date "1995.??.??"]
[Round "7"]
[White "Sierra, Miguel"]
[Black "Belli, Mario"]
[Result "0-1"]
[ECO "C91"]
[WhiteElo "2370"]
[BlackElo "2410"]
[PlyCount "120"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. d4 Bg4 10. Be3 Na5 11. Bc2 Nc4 12. Bc1 c5 13. d5 Ne8 14. h3 Bxf3 15. Qxf3 Bg5 16. b3 Bxc1 17. Rxc1 Qg5 18. Re1 Nb6 19. a4 Nc7 20. Rd1 g6 21. Nd2 Kh8 22. Qe2 f5 23. Qf1 Nd7 24. b4 c4 25. axb5 axb5 26. Nxc4 bxc4 27. Qxc4 Qd8 28. Qc6 Rc8 29. exf5 Nf6 30. fxg6 Ncxd5 31. g7+ Kxg7 32. Ra7+ Kh8 33. Qa6 Rc7 34. Rxc7 Qxc7 35. Bb3 Nxc3 36. Rxd6 Ne2+ 37. Kh2 e4 38. g3 Ne8 39. Qa1+ Ng7 40. Rf6 Qe7 41. Rxf8+ Qxf8 42. Qa7 Nf5 43. Qc7 Nd6 44. Qc5 Qf6 45. Qe3 Nd4 46. Bd1 Kg7 47. Kg2 N4f5 48. Qd2 e3 49. Qe2 exf2 50. Qg4+ Kf8 51. Kxf2 Qb2+ 52. Kg1 Qd2 53. Qf3 Kg7 54. Qg4+ Kf6 55. h4 Qe1+ 56. Kh2 Qf2+ 57. Kh3 Ne4 58. Bf3 Nexg3 59. Qg5+ Ke5 60. Bb7 Ne2 0-1

[Event "PER-ch43"]
[Site "Peru"]
[Date "1995.??.??"]
[Round "11"]
[White "Sierra, Miguel"]
[Black "Cruz Estrada, Filemon"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "2370"]
[BlackElo "2405"]
[PlyCount "104"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 g6 4. g3 Bg7 5. Bg2 Nge7 6. Nc3 0-0 7. e3 d6 8. Nge2 Nf5 9. 0-0 Re8 10. d3 Be6 11. a3 Rb8 12. b4 Nce7 13. Rc1 c6 14. Ne4 d5 15. Ng5 Bc8 16. Qc2 f6 17. Nf3 Nd6 18. Nd2 Be6 19. e4 Qd7 20. f4 Rbc8 21. Nf3 Nf7 22. Rcd1 Qc7 23. Rf2 a5 24. c5 axb4 25. axb4 Ra8 26. fxe5 fxe5 27. d4 dxe4 28. Nxe5 Nxe5 29. dxe5 e3 30. Rf6 Nd5 31. Rxe6 Rxe6 32. Rxd5 cxd5 33. Bxd5 Kh8 34. Bxe6 Qc6 35. Bc4 Rf8 36. Nd4 Rf2 37. Nxc6 Rxc2 38. Na5 Rxb2 39. e6 e2 40. Bxe2 Rxe2 41. Nxb7 Rxe6 42. b5 Bd4+ 43. Kf1 Re5 44. c6 Rxb5 45. Ke2 Be5 46. Kd3 Bc7 47. Kc4 Rh5 48. Nc5 Rxh2 49. g4 Rh4 50. Ne6 Rxg4+ 51. Kd3 Rg3+ 52. Ke4 Ba5 0-1

[Event "PER-ch43"]
[Site "Peru"]
[Date "1995.??.??"]
[Round "9"]
[White "Sierra, Miguel"]
[Black "Munoz Pantoja, Miguel Angel"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2370"]
[BlackElo "2260"]
[PlyCount "71"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nxc6 bxc6 6. Bd3 Bc5 7. 0-0 Nf6 8. Nd2 0-0 9. Nb3 Bb6 10. c4 d6 11. Bg5 h6 12. Bh4 a5 13. c5 dxc5 14. Rc1 g5 15. Bg3 Qe7 16. Nd2 Rd8 17. Nc4 Bc7 18. Qe2 Rd4 19. f3 Nh5 20. Ne3 Bb6 21. Bc4 Nf4 22. Qc2 Be6 23. Bxe6 Qxe6 24. Bxf4 gxf4 25. Nf5 Rd7 26. Rfd1 Rad8 27. Rxd7 Rxd7 28. Kh1 c4 29. g3 Be3 30. Rd1 Kh7 31. Rxd7 Qxd7 32. Qxc4 Kg6 33. Qxc6+ Qe6 34. Qxe6+ fxe6 35. Nxe3 fxe3 36. Kg1 1-0

[Event "PER-ch43"]
[Site "Peru"]
[Date "1995.??.??"]
[Round "5"]
[White "Sierra, Miguel"]
[Black "Oblitas Guerrero, Carlomagno"]
[Result "1/2-1/2"]
[ECO "B55"]
[WhiteElo "2370"]
[BlackElo "2440"]
[PlyCount "51"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 g6 6. b3 Bg7 7. Bb2 0-0 8. 0-0 Qb6 9. Nd2 Nh5 10. c3 Nf4 11. Bc4 Nc6 12. Ne2 Bg4 13. h3 Bxe2 14. Bxe2 Ne5 15. c4 Nf3+ 16. Nxf3 Bxb2 17. Rb1 Bg7 18. Qd2 Nxe2+ 19. Qxe2 Qa5 20. Rfd1 Rfc8 21. Rd5 Qc3 22. Rbd1 a6 23. R1d3 Qa1+ 24. Rd1 Qc3 25. R1d3 Qa1+ 26. Rd1 1/2-1/2

[Event "PER-ch43"]
[Site "Peru"]
[Date "1995.??.??"]
[Round "8"]
[White "Urday Caceres, Henry"]
[Black "Sierra, Miguel"]
[Result "1/2-1/2"]
[ECO "A87"]
[WhiteElo "2440"]
[BlackElo "2370"]
[PlyCount "79"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 f5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. d4 0-0 6. Nf3 d6 7. 0-0 Qe8 8. d5 Na6 9. Rb1 c5 10. dxc6 bxc6 11. Nd4 Bd7 12. b3 Nc5 13. e3 e5 14. Nde2 Qe7 15. b4 Nce4 16. Ba3 Be6 17. Nxe4 fxe4 18. Qc2 Qf7 19. Rbc1 Bg4 20. b5 c5 21. f3 exf3 22. Bxf3 Bxf3 23. Rxf3 a6 24. b6 Qb7 25. Rcf1 Qxb6 26. Nc3 Qb7 27. e4 Rf7 28. Qd3 Raf8 29. Bc1 h6 30. Bd2 Qd7 31. Kg2 Qe6 32. h3 Kh7 33. R1f2 Ne8 34. Nd5 Rxf3 35. Rxf3 Rxf3 36. Qxf3 Nf6 37. Nxf6+ Bxf6 38. Qb3 Qf7 39. a4 h5 40. a5 1/2-1/2

