[Event "Central America-ch U20"]
[Site "Villahermosa"]
[Date "2001.??.??"]
[Round "4"]
[White "Aguirre Manzo, Francisco Javier"]
[Black "Martinez Macedo, Gilberto"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "110"]
[EventDate "2001.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Qxd4 e6 6. Nf3 Nc6 7. Qd1 Qc7 8. c4 Nde7 9. Qd6 Qb6 10. Qd2 Ng6 11. Be2 Bb4 12. Nc3 Ngxe5 13. Nxe5 Nxe5 14. a3 Be7 15. Qf4 Ng6 16. Qg3 d6 17. 0-0 0-0 18. Rb1 f5 19. Qd3 Ne5 20. Qh3 f4 21. Bg4 Rf6 22. Bxf4 Nxg4 23. Qxg4 e5 24. Qh5 g6 25. Qg5 Rf7 26. Nd5 Bxg5 27. Nxb6 Bxf4 28. Nxa8 b6 29. Rbd1 e4 30. Rfe1 Bb7 31. Nxb6 axb6 32. b4 Rc7 33. g3 Be5 34. Rc1 Kf7 35. a4 Ke6 36. Kf1 Bd4 37. Red1 Ke5 38. Rc2 Ba6 39. b5 Bc8 40. Ke1 Bg4 41. Rdc1 Bc5 42. Rb1 Ra7 43. Ra2 Kd4 44. Rd2+ Kxc4 45. Rc1+ Kb4 46. Rb1+ Ka5 47. Rdb2 d5 48. Rb3 d4 49. Kd2 Rf7 50. Ke1 d3 51. R3b2 Be2 52. f4 exf3 53. Rxe2 dxe2 54. Kd2 Bb4+ 55. Rxb4 Kxb4 0-1

[Event "Central America-ch U20"]
[Site "Villahermosa"]
[Date "2001.??.??"]
[Round "2"]
[White "Ancheyta Tejas, Victor"]
[Black "Martinez Macedo, Gilberto"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2326"]
[PlyCount "43"]
[EventDate "2001.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Kh1 Be6 10. f4 Qc7 11. f5 Bc4 12. Bxc4 Qxc4 13. Qd3 Qxd3 14. cxd3 Nbd7 15. Bg5 Rac8 16. Rac1 h6 17. Bh4 Bd8 18. Bxf6 Bxf6 19. Nd5 Bg5 20. Rxc8 Rxc8 21. g3 Nf6 22. Ne7+ 1-0

[Event "MEX ol U16"]
[Site "Mexico City"]
[Date "2001.??.??"]
[Round "?"]
[White "Aquino Meneses, Luis"]
[Black "Martinez Macedo, Gilberto"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "1331"]
[BlackElo "1515"]
[PlyCount "40"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 0-0 5. Nc3 d5 6. b3 c6 7. e3 Nbd7 8. Nge2 b6 9. 0-0 Ba6 10. cxd5 cxd5 11. Bb2 Rc8 12. Re1 Rc7 13. Rc1 Bd6 14. e4 dxe4 15. Nxe4 Nxe4 16. Bxe4 Nf6 17. Bb1 Bb4 18. Bc3 Bxe2 19. Rxe2 Rxc3 20. Rxc3 Bxc3 0-1

[Event "MEX-ch U20"]
[Site "Mexico City"]
[Date "2001.??.??"]
[Round "4"]
[White "Contreras Torres, Ramon"]
[Black "Martinez Macedo, Gilberto"]
[Result "0-1"]
[ECO "B88"]
[PlyCount "66"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[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. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. 0-0 Bd7 9. Be3 Nc6 10. f4 0-0 11. f5 Nxd4 12. Bxd4 exf5 13. exf5 Bc6 14. Qe2 Re8 15. Rae1 d5 16. Qf3 Qd6 17. Rd1 Rad8 18. Rd3 Ne4 19. Qg4 Bf6 20. Bxf6 Qxf6 21. a4 d4 22. Ne2 Nc5 23. Rdd1 Nxb3 24. cxb3 Re4 25. Nf4 d3 26. Qg3 d2 27. Nh5 Qd4+ 28. Qf2 Re2 29. Qxd4 Rxg2+ 30. Kh1 Rxd4 31. h3 Rg5+ 32. Kh2 Rxh5 33. Rf2 h6 0-1

[Event "Olympiad U18"]
[Site "Atlacomulco"]
[Date "2001.??.??"]
[Round "3"]
[White "Ferriz Barrios, Andres"]
[Black "Martinez Macedo, Gilberto"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2059"]
[BlackElo "1515"]
[PlyCount "63"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. h3 Nf6 4. c3 Nc6 5. Bd3 g6 6. Bc2 Bg7 7. 0-0 0-0 8. d4 cxd4 9. cxd4 Bd7 10. Nc3 Rc8 11. Be3 Qa5 12. Nd2 Nb4 13. Bb3 Bb5 14. Nxb5 Qxb5 15. Rc1 d5 16. e5 Ne4 17. Nxe4 dxe4 18. Rxc8 Rxc8 19. Qg4 e6 20. Bxe6 Rf8 21. Bb3 Nd3 22. Qxe4 Nxb2 23. Qc2 Nd3 24. Bc4 Nb4 25. Qb3 Qb6 26. d5 Qa5 27. Bd2 b5 28. Qxb4 Qxb4 29. Bxb4 Re8 30. Bxb5 Rb8 31. a4 a6 32. Bd6 1-0

[Event "Central America-ch U20"]
[Site "Villahermosa"]
[Date "2001.??.??"]
[Round "3"]
[White "Martinez Macedo, Gilberto"]
[Black "Alfaro Caracas, William"]
[Result "1-0"]
[ECO "D94"]
[PlyCount "92"]
[EventDate "2001.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Bd3 Bg7 5. Nc3 0-0 6. Nf3 d5 7. 0-0 Nc6 8. dxc5 dxc4 9. Bxc4 Qa5 10. Qe2 Qxc5 11. e4 Bg4 12. Be3 Qa5 13. Bb3 Ne5 14. Rfd1 Rfd8 15. Bd4 Nxf3+ 16. gxf3 Bh3 17. e5 Nh5 18. Qe3 e6 19. Ne2 Bf8 20. Ng3 Nxg3 21. hxg3 h5 22. Qg5 Bf5 23. Kg2 Qb4 24. Bc5 Rxd1 25. Bxb4 Rxa1 26. Bc3 Re8 27. Qd2 Be7 28. Qd7 Kf8 29. Bd2 g5 30. Qxb7 Rd8 31. Bb4 Bxb4 32. Qxb4+ Kg7 33. Qe7 Rh8 34. Qxg5+ Kf8 35. Qf6 Rh7 36. Qd8+ Kg7 37. Qg5+ Kf8 38. Qe3 h4 39. g4 h3+ 40. Kh2 Bg6 41. Qxa7 Bd3 42. Qd4 Bf1 43. f4 Bg2 44. Bd1 Rxa2 45. f5 Ra8 46. f6 Rh8 1-0

[Event "Central America-ch U20"]
[Site "Villahermosa"]
[Date "2001.??.??"]
[Round "1"]
[White "Martinez Macedo, Gilberto"]
[Black "Jason, Alford"]
[Result "1/2-1/2"]
[ECO "E81"]
[BlackElo "2121"]
[PlyCount "114"]
[EventDate "2001.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nbd7 7. Nh3 c5 8. d5 Ne5 9. Nf2 e6 10. Be2 exd5 11. cxd5 a6 12. a4 Rb8 13. 0-0 Ne8 14. f4 Nd7 15. Qd2 Nc7 16. a5 Re8 17. Ng4 b5 18. axb6 Nxb6 19. f5 gxf5 20. Nh6+ Kf8 21. Nxf5 Bxf5 22. Rxf5 Nd7 23. Raf1 f6 24. Bh5 Re5 25. Bg4 Kg8 26. R1f3 Qe7 27. Rh3 Nf8 28. Rff3 Nb5 29. Bf5 Nxc3 30. Qxc3 Rxe4 31. Bxe4 Qxe4 32. Bh6 Qb1+ 33. Rf1 Qxb2 34. Qg3 Rb7 35. Rh5 Ng6 36. Qxd6 Qe2 37. Bxg7 Qxh5 38. Bxf6 Rf7 39. Qxc5 Qe2 40. Qc8+ Nf8 41. Qf5 Qe3+ 42. Kh1 Qe2 43. h4 Nd7 44. Qg5+ Kf8 45. Bg7+ Ke8 46. Rxf7 Kxf7 47. Bc3 Qe4 48. Kh2 Qd3 49. Qg7+ Ke8 50. Qg8+ Nf8 51. Bb4 Qf5 52. Qg3 Nd7 53. Qd6 Qe4 54. g3 Qe2+ 55. Kh3 Qf1+ 56. Kh2 Qf2+ 57. Kh3 Qf1+ 1/2-1/2

[Event "Olympiad U18"]
[Site "Atlacomulco"]
[Date "2001.??.??"]
[Round "2"]
[White "Martinez Macedo, Gilberto"]
[Black "Meza Inzunza, Jose Ramon"]
[Result "1-0"]
[ECO "D44"]
[WhiteElo "1515"]
[BlackElo "2107"]
[PlyCount "47"]
[EventDate "2001.05.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. a4 Bb4 6. e4 Nf6 7. Bg5 Qa5 8. Bd2 Qc7 9. e5 Nd5 10. Bxc4 0-0 11. 0-0 Be7 12. Rc1 Nb4 13. Qe2 Rd8 14. Ne4 Nd7 15. Nfg5 h6 16. Nxf7 Kxf7 17. Qf3+ Kg8 18. Bxe6+ Kh8 19. Bxb4 Bxb4 20. Ng5 Re8 21. Qf7 Qd8 22. Qg6 Qxg5 23. Qxe8+ Nf8 24. Bxc8 1-0

[Event "MEX ol U16"]
[Site "Mexico City"]
[Date "2001.??.??"]
[Round "?"]
[White "Martinez Macedo, Gilberto"]
[Black "Rodriguez Quintana, David"]
[Result "0-1"]
[ECO "D52"]
[WhiteElo "1515"]
[BlackElo "1660"]
[PlyCount "60"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. Bxf6 Nxf6 8. Qc2 Bb4 9. Nd2 Bd7 10. Bd3 0-0 11. 0-0 h6 12. e4 Bxc3 13. bxc3 dxe4 14. Nxe4 Nxe4 15. Bxe4 e5 16. dxe5 Qxe5 17. Rfe1 Qc5 18. Rab1 Rab8 19. Rb4 Be6 20. Reb1 b6 21. Qa4 a5 22. R4b2 Rfc8 23. Bd3 Rd8 24. Bf1 Rd6 25. Qc2 Bf5 26. Qe2 Bxb1 27. Rxb1 Rbd8 28. h3 Rd2 29. Qf3 Rxa2 30. Bd3 Rxd3 0-1

[Event "Central America-ch U20"]
[Site "Villahermosa"]
[Date "2001.??.??"]
[Round "7"]
[White "Martinez Macedo, Gilberto"]
[Black "Torres Lopez, Jose Martin"]
[Result "1-0"]
[ECO "E31"]
[BlackElo "2133"]
[PlyCount "99"]
[EventDate "2001.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 c5 5. d5 h6 6. Bh4 exd5 7. cxd5 d6 8. e3 Bf5 9. Bd3 Bxd3 10. Qxd3 Nbd7 11. Nf3 0-0 12. 0-0 Re8 13. Bg3 Nb6 14. Rad1 Bxc3 15. Qxc3 Nbxd5 16. Qb3 Qb6 17. Qc4 Re4 18. Qc1 Rd8 19. Nd2 Re6 20. a3 Qc6 21. Nb3 Rc8 22. Qb1 Ne7 23. Rc1 Qe4 24. Qa2 Nh5 25. Nd2 Qd5 26. Qxd5 Nxd5 27. Nf3 Nxg3 28. hxg3 b5 29. Nd4 Rg6 30. Nxb5 Rb8 31. Nc3 Nxc3 32. bxc3 Rb3 33. a4 Ra3 34. a5 Kf8 35. Ra1 Rxc3 36. Rfb1 Re6 37. a6 Re8 38. Rb7 Ra8 39. Rd1 c4 40. Rxd6 Rd3 41. Rc6 Rd1+ 42. Kh2 Ra1 43. Rcc7 Rxa6 44. Rxf7+ Kg8 45. Rxg7+ Kh8 46. Rgc7 Ra4 47. Rb2 Rf8 48. Rc2 Rf5 49. g4 Rf8 50. Kg3 1-0

[Event "Central America-ch U20"]
[Site "Villahermosa"]
[Date "2001.??.??"]
[Round "5"]
[White "Martinez Macedo, Gilberto"]
[Black "Velazquez Parra, Jordan"]
[Result "1-0"]
[ECO "E85"]
[PlyCount "87"]
[EventDate "2001.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 Nc6 5. Be3 e5 6. d5 Nce7 7. Qd2 Nf6 8. f3 0-0 9. Nge2 b6 10. g4 Kh8 11. Ng3 a5 12. h4 h5 13. gxh5 Nxh5 14. Nxh5 gxh5 15. 0-0-0 Ng6 16. Bg5 f6 17. Bh6 Kh7 18. Be3 f5 19. exf5 Bxf5 20. Bd3 Bxd3 21. Qxd3 Bh6 22. Rdg1 Bxe3+ 23. Qxe3 Qf6 24. Rg5 Nf4 25. Ne4 Qe7 26. Rhg1 Rg8 27. Qxf4 Rxg5 28. Qxg5 Qxg5+ 29. Nxg5+ Kh6 30. Ne6 Rc8 31. Kd2 c6 32. dxc6 Rxc6 33. b3 d5 34. Nd8 Rc5 35. Nf7+ Kh7 36. Nxe5 dxc4 37. Nxc4 a4 38. Rg5 axb3 39. axb3 Rxg5 40. hxg5 b5 41. Ne3 Kg6 42. f4 h4 43. Ke2 Kh5 44. Kf3 1-0

[Event "Central America-ch U20"]
[Site "Villahermosa"]
[Date "2001.??.??"]
[Round "9"]
[White "Martinez Macedo, Gilberto"]
[Black "Villa Hernandez, Javier"]
[Result "1/2-1/2"]
[ECO "E18"]
[PlyCount "75"]
[EventDate "2001.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 e6 2. g3 d5 3. Bg2 b6 4. Nf3 Bb7 5. 0-0 Nf6 6. c4 Nbd7 7. Nc3 Be7 8. Ne5 0-0 9. cxd5 Nxe5 10. dxe5 Nxd5 11. Qb3 Nxc3 12. Qxc3 Bxg2 13. Kxg2 Qd5+ 14. Kg1 Rac8 15. Bf4 Rfd8 16. Qc2 h6 17. Rfd1 Qc5 18. Qe4 Rd5 19. Rac1 Qb5 20. Rxd5 Qxd5 21. Qa4 Qb7 22. Rd1 c6 23. Qe4 Qc7 24. Be3 Rd8 25. Rxd8+ Bxd8 26. f4 Be7 27. g4 Qd7 28. Qd3 Qd5 29. b3 Bc5 30. Bxc5 Qxc5+ 31. Kg2 Qd5+ 32. Qxd5 cxd5 33. Kf3 Kf8 34. Ke3 a5 35. f5 Ke7 36. h4 g6 37. h5 g5 38. Kd3 1/2-1/2

[Event "Central America-ch U20"]
[Site "Villahermosa"]
[Date "2001.??.??"]
[Round "6"]
[White "Prasca Sosa, Rafael Felipe"]
[Black "Martinez Macedo, Gilberto"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2302"]
[PlyCount "81"]
[EventDate "2001.11.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Nf3 Nc6 7. Bc4 Nb6 8. Bb5 dxe5 9. Nxe5 Bd7 10. Bxc6 Bxc6 11. Nxc6 bxc6 12. 0-0 e6 13. Nc3 Be7 14. Be3 0-0 15. Rc1 Nd5 16. Na4 Rc8 17. Rc4 f5 18. Qf3 Re8 19. Bf4 Nxf4 20. Qxf4 Bg5 21. Qf3 Qd5 22. Qc3 Bf6 23. Nc5 Rcd8 24. Nb3 e5 25. dxe5 Bxe5 26. Qc2 Re6 27. Rc5 Qd6 28. h3 f4 29. Na5 f3 30. Qc4 Kh8 31. Rxc6 Rg6 32. g4 Qd1 33. Rxd1 Rxd1+ 34. Qf1 Rxf1+ 35. Kxf1 Rxc6 36. Nxc6 Bxb2 37. Nxa7 h5 38. Nc6 hxg4 39. hxg4 Bc3 40. a4 Kg8 41. a5 1-0

[Event "MEX-ch U20"]
[Site "Mexico City"]
[Date "2001.??.??"]
[Round "5"]
[White "Rosillo Flores, Jorge"]
[Black "Martinez Macedo, Gilberto"]
[Result "0-1"]
[ECO "B90"]
[PlyCount "59"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[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. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Nbd7 9. g4 h6 10. Qd2 b5 11. h4 Be7 12. Bh3 Nb6 13. Bxb6 Qxb6 14. g5 hxg5 15. Bxe6 fxe6 16. Qxg5 0-0-0 17. Qd2 d5 18. exd5 exd5 19. 0-0-0 d4 20. Ne2 Nd5 21. Rdg1 Rxh4 22. Rxh4 Bxh4 23. Rxg7 Qf6 24. Rg4 Ne3 25. Re4 Qxf3 26. Rxe3 Qf1+ 27. Qd1 Qxd1+ 28. Kxd1 dxe3+ 29. Kc1 Be7 30. c3 0-1

