[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "3"]
[White "Borges del Pino, Oliver"]
[Black "Sanchez, RC."]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2085"]
[PlyCount "74"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. Bf4 Nf6 4. e3 Bf5 5. c3 e6 6. Qb3 Rb8 7. Nbd2 Bd6 8. Bxd6 Qxd6 9. Rc1 0-0 10. Be2 Ne7 11. Ne5 c5 12. f4 Ne4 13. Nxe4 Bxe4 14. Bf3 Bxf3 15. Nxf3 cxd4 16. cxd4 Nc6 17. 0-0 Na5 18. Qd3 Rfc8 19. Rc3 Rc6 20. Ne5 Rc7 21. Rfc1 Rbc8 22. Qb5 Rxc3 23. Rxc3 Rxc3 24. bxc3 Qd8 25. Nf3 a6 26. Qb4 Qc7 27. Nd2 Nc6 28. Qb3 Na5 29. Qb4 Nc6 30. Qc5 Qa5 31. Qxa5 Nxa5 32. Kf2 Kf8 33. Ke2 Ke7 34. Kd3 Kd6 35. e4 b5 36. e5+ Kd7 37. g4 Nc4 1/2-1/2

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "7"]
[White "Estrella Romero, Gregorio"]
[Black "Sanchez, RC."]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2107"]
[PlyCount "53"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 cxd4 7. cxd4 Bd7 8. 0-0 Nxd4 9. Nxd4 Qxd4 10. Nc3 Qxe5 11. Re1 Qb8 12. Nxd5 Bd6 13. Qg4 Kf8 14. Bg5 h6 15. Bh4 Bxh2+ 16. Kh1 g5 17. Qd4 e5 18. Qc5+ Kg7 19. Kxh2 gxh4 20. Nc7 f6 21. Nxa8 Qxa8 22. Qd6 Bc6 23. Qc7+ Kf8 24. Rad1 Ne7 25. Bc4 Kg7 26. Qxe7+ Kg6 27. Bf7+ 1-0

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "4"]
[White "Morales Romero, Pedro"]
[Black "Sanchez, RC."]
[Result "1-0"]
[ECO "B87"]
[WhiteElo "2191"]
[PlyCount "93"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[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 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. 0-0 Be7 9. a3 0-0 10. f4 Bb7 11. f5 e5 12. Nde2 Qb6+ 13. Kh1 Nbd7 14. Ng3 Rac8 15. Bg5 h6 16. Bh4 Rfe8 17. Qe2 Nxe4 18. Ngxe4 Bxh4 19. Qh5 d5 20. Nxd5 Bxd5 21. Bxd5 Nf6 22. Bxf7+ Kf8 23. Nxf6 Bxf6 24. Bxe8 Rxe8 25. Rad1 Qc6 26. c3 e4 27. Qe2 Re5 28. h3 Qc7 29. Rd4 e3 30. a4 Qc5 31. axb5 axb5 32. Rd3 Qc4 33. Ra1 Re8 34. Re1 Bh4 35. Rd4 Qxe2 36. Rxe2 Bf2 37. g4 Ra8 38. Rd1 Kf7 39. Kg2 Kf6 40. Rd5 Rb8 41. b4 Kg5 42. Kf3 Rb7 43. Ra2 Kh4 44. Ra1 Rb6 45. Ra7 g6 46. fxg6 Rxg6 47. Rh5# 1-0

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "8"]
[White "Perez, Maikel"]
[Black "Sanchez, RC."]
[Result "0-1"]
[ECO "A05"]
[PlyCount "62"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c3 0-0 5. d4 d6 6. Bf4 Nbd7 7. 0-0 Re8 8. Na3 e5 9. dxe5 dxe5 10. Nxe5 Qe7 11. Nxd7 Bxd7 12. Bxb7 Rab8 13. Bf3 Bh3 14. Re1 Rxb2 15. Nc4 Rbb8 16. Qa4 Ne4 17. Rac1 Nxc3 18. Qxa7 Nb5 19. Qa5 Nd4 20. Nd2 Nxf3+ 21. Nxf3 Ra8 22. Qxc7 Rxa2 23. Ng5 Bf5 24. Red1 Rxe2 25. Bd6 Qxg5 26. Bf4 Qe7 27. Qa5 Bh3 28. f3 Rg2+ 29. Kh1 Qe2 30. Qd2 Qxf3 31. Qd5 Qf2 0-1

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "5"]
[White "Sanchez, RC."]
[Black "Aguiar, Jose"]
[Result "1/2-1/2"]
[ECO "E70"]
[PlyCount "89"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 c6 6. Ng3 Qc7 7. Be2 Nbd7 8. Be3 a5 9. f4 e5 10. fxe5 dxe5 11. d5 0-0 12. Qd2 h5 13. Bh6 Nc5 14. Bxg7 Kxg7 15. Qg5 Nh7 16. Nxh5+ Kh8 17. Qe3 Nxe4 18. Nxe4 gxh5 19. d6 Qd8 20. 0-0-0 Be6 21. Nc5 Qg5 22. Qxg5 Nxg5 23. h4 Nh7 24. Rd2 Nf6 25. Rhd1 Nd7 26. Nxe6 fxe6 27. Bxh5 Rf4 28. g3 Rxc4+ 29. Rc2 Rd4 30. Rcd2 Rc4+ 31. Rc2 Rxc2+ 32. Kxc2 Rf8 33. Kb3 Nf6 34. Be2 Nd5 35. a4 Rd8 36. Bc4 Rxd6 37. Re1 Kg7 38. Rxe5 Kf6 39. Rh5 Rd7 40. g4 e5 41. Bd3 Rg7 42. Rh6+ Kf7 43. g5 Nf4 44. Rf6+ Ke7 45. Be4 1/2-1/2

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "9"]
[White "Sanchez, RC."]
[Black "Badalo Gonzalez, Roberto"]
[Result "1/2-1/2"]
[ECO "A52"]
[BlackElo "2149"]
[PlyCount "118"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 Nxe5 5. f4 Ng6 6. Nf3 Bc5 7. f5 Nh4 8. Nc3 Nxf3+ 9. Qxf3 0-0 10. Bf4 Nc6 11. Qg3 d6 12. 0-0-0 Bd7 13. Bh6 Bd4 14. Rxd4 Qf6 15. Bxg7 Qxg7 16. Qxg7+ Kxg7 17. Rd2 Rfe8 18. c5 Ne5 19. cxd6 cxd6 20. Be2 f6 21. Rxd6 Bc6 22. Rhd1 a6 23. Bh5 Re7 24. b3 Rc8 25. Kb2 Nf7 26. Bxf7 Kxf7 27. Rc1 Rce8 28. Nd5 Rxe4 29. Nxf6 Re2+ 30. Ka3 R8e5 31. Ng4 Ra5+ 32. Kb4 Rb5+ 33. Kc4 Rxg2 34. Nh6+ Ke7 35. Re6+ Kd7 36. Rd1+ Kc7 37. a4 Rc2+ 38. Kd3 Rbc5 39. Rf1 Rxh2 40. f6 Rd5+ 41. Ke3 Rxh6 42. Re7+ Kb6 43. f7 Rh3+ 44. Ke2 Rd8 45. f8Q Rxf8 46. Rxf8 Rxb3 47. Rxh7 Bxa4 48. Rf6+ Bc6 49. Rh5 a5 50. Kd2 a4 51. Kc2 Kc7 52. Re5 Rb6 53. Re7+ Kb8 54. Rf8+ Ka7 55. Re3 Ra6 56. Kb2 b5 57. Ka3 Kb6 58. Kb4 Ra7 59. Rb8+ Kc7 1/2-1/2

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "2"]
[White "Sanchez, RC."]
[Black "Betancourt, Y."]
[Result "1-0"]
[ECO "E97"]
[PlyCount "83"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 Nd7 10. a4 f5 11. Ba3 Nf6 12. Nd2 f4 13. c5 h5 14. Nc4 Ne8 15. Nb5 a6 16. cxd6 cxd6 17. Nbxd6 Nxd6 18. Nxd6 Qxd6 19. b5 Qd7 20. d6 Nc6 21. bxc6 bxc6 22. Rb1 Kh7 23. Qc2 Bb7 24. Rb6 Rad8 25. Rfb1 Ba8 26. Bxa6 h4 27. f3 h3 28. Bb7 hxg2 29. Bxc6 Bxc6 30. Rxc6 Rc8 31. Rb5 Qa7+ 32. Bc5 Qa8 33. Bf2 Rcd8 34. Bh4 Rd7 35. Qxg2 Qxa4 36. Qh3 Qd1+ 37. Kg2 Ra7 38. Bf2+ Kg8 39. Qe6+ Kh7 40. Rc7 Ra1 41. Rxg7+ Kxg7 42. Rb7+ 1-0

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "1"]
[White "Sanchez, RC."]
[Black "Hernandez, Deinniel"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "2130"]
[PlyCount "114"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 d6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. g3 g6 7. Nxc6 bxc6 8. Bg2 Bd7 9. b3 Bg7 10. Bb2 0-0 11. 0-0 Qc8 12. Qc2 Bh3 13. Ne4 Nh5 14. Bxg7 Nxg7 15. Rac1 Bxg2 16. Kxg2 Nf5 17. Rfd1 c5 18. Qc3 Nd4 19. e3 Ne2 20. Qb2 Nxc1 21. Rxc1 f5 22. Nc3 Qc6+ 23. Kg1 e6 24. Rd1 Rad8 25. Qe2 Rd7 26. e4 fxe4 27. Qxe4 Qxe4 28. Nxe4 d5 29. Nxc5 Re7 30. cxd5 exd5 31. Rxd5 Re1+ 32. Kg2 Re2 33. Nd3 Rxa2 34. Nf4 Rb8 35. Ne6 Rxb3 36. Rd8+ Kf7 37. Ng5+ Ke7 38. Rh8 h5 39. Rh7+ Kf6 40. h4 a5 41. Rf7+ Ke5 42. Re7+ Kd5 43. Rd7+ Kc6 44. Rg7 a4 45. Rxg6+ Kb5 46. Ne4 Rc2 47. Rg8 Kb4 48. Rb8+ Ka3 49. Ra8 Rb4 50. Nf6 Rc5 51. f4 Kb3 52. Kh3 a3 53. Nxh5 Rxh5 54. Rxa3+ Kxa3 55. g4 Rh8 56. f5 Rb3+ 57. Kg2 Rxh4 0-1

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "6"]
[White "Sanchez, RC."]
[Black "Quesada Chow, Ismael Adan"]
[Result "1-0"]
[ECO "E97"]
[PlyCount "143"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 f5 11. Bg5 Qe8 12. d5 Ne7 13. Nd2 Nf6 14. f3 f4 15. g4 h6 16. Bh4 g5 17. Bf2 a6 18. b4 h5 19. h3 Qg6 20. Kg2 Kf7 21. c5 Bd7 22. cxd6 cxd6 23. Nc4 Ne8 24. Nb6 Rd8 25. Qb3 Nc8 26. Nca4 Rh8 27. Rac1 Ne7 28. Rh1 Bf6 29. Nxd7 Rxd7 30. b5 Rc7 31. Rxc7 Nxc7 32. b6 Nb5 33. Bxb5 axb5 34. Qxb5 Qh7 35. Qd7 hxg4 36. Qxg4 Ng6 37. Qe6+ Kg7 38. Qxd6 Nh4+ 39. Bxh4 Qxh4 40. Qd7+ Kg6 41. Qf5+ Kf7 42. Qd7+ Kg6 43. Qg4 Qxg4+ 44. hxg4 Ra8 45. Nc3 Ra3 46. Rc1 Be7 47. Rc2 Ra6 48. Rb2 Bc5 49. Ne2 Bxb6 50. Rc2 Kf6 51. Nc3 Ke7 52. Nb1 Kd6 53. Nd2 Bd4 54. Nc4+ Kd7 55. Kf1 Rh6 56. Kg2 Ra6 57. Kh1 Ra4 58. Nd2 Ra6 59. Nb3 Be3 60. Rh2 Rg6 61. Rh7+ Kc8 62. Rh5 Kc7 63. Na5 Ra6 64. Nc4 Rxa2 65. Nxe5 Ra1+ 66. Kg2 b5 67. Rxg5 b4 68. Rg7+ Kc8 69. d6 Bb6 70. Nc6 b3 71. d7+ Kb7 72. d8Q+ 1-0

