[Event "South America-ch U20 7th"]
[Site "Asuncion"]
[Date "2010.05.17"]
[Round "9.7"]
[White "Latorre Lopez Moreira, Luis Matias"]
[Black "Sainz, Ariel"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2072"]
[BlackElo "1851"]
[PlyCount "143"]
[EventDate "2010.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 Bb7 13. Be2 Ne7 14. Ncb4 0-0 15. 0-0 a5 16. Nxe7+ Bxe7 17. Nd5 Bxd5 18. Qxd5 b4 19. Rfc1 Qb6 20. Rab1 Rac8 21. cxb4 Qxb4 22. Rc4 Rxc4 23. Bxc4 Qc5 24. Qxc5 dxc5 25. Kf1 Rd8 26. Bd5 Kf8 27. Rc1 Rb8 28. b3 Rb4 29. a3 Rd4 30. Ke2 g5 31. a4 Rb4 32. Bc4 Rb6 33. Rc3 Rh6 34. Rf3 Rf6 35. Rd3 Rd6 36. Bd5 Kg7 37. Rf3 Rf6 38. Rg3 Rb6 39. h4 h6 40. hxg5 hxg5 41. Kd3 Rb4 42. Bc4 Rb6 43. Kc3 Rd6 44. Bd5 Rb6 45. Rd3 Kf8 46. Rd1 f6 47. Rh1 Kg7 48. Bc4 Rd6 49. f3 Rd4 50. Rh2 Rd6 51. Bd5 Rb6 52. Rh1 Rb4 53. Bc4 Rb6 54. Rb1 Rd6 55. Bd5 Rb6 56. Rb2 Rb4 57. Bc4 Rb6 58. Bd5 Rb4 59. Rb1 Rd4 60. Be6 Bd6 61. g3 Kf8 62. Bc8 Kg7 63. Bf5 Kf8 64. Rb2 Ke8 65. Be6 Kf8 66. Bd5 Kg7 67. Bc4 Be7 68. Be6 Bd6 69. Rd2 Kf8 70. Rh2 Kg7 71. Bc4 Be7 72. Bd3 1/2-1/2

[Event "South America-ch U20 7th"]
[Site "Asuncion"]
[Date "2010.05.16"]
[Round "8.9"]
[White "Sainz, Ariel"]
[Black "Perez Gormaz, Matias Ariel"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1851"]
[BlackElo "2053"]
[PlyCount "122"]
[EventDate "2010.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. 0-0 d6 7. c3 e5 8. Be3 Bg4 9. h3 Bxf3 10. Bxf3 Nge7 11. Qb3 0-0 12. Bg2 Kh8 13. Nd2 Rb8 14. a4 a6 15. Ra2 b5 16. Qc2 Qd7 17. Rfa1 b4 18. Rd1 Rfc8 19. Raa1 Na5 20. Nc4 Nec6 21. Nxa5 Nxa5 22. Rdb1 Rb7 23. Bd2 Qe6 24. c4 Nc6 25. b3 Nd4 26. Qd1 Qd7 27. Be3 Ne6 28. Qe2 h5 29. h4 Nf4 30. Qd1 Nxg2 31. Kxg2 Rf8 32. Qe2 Qe6 33. f3 f5 34. Bg5 Rbf7 35. Rh1 f4 36. Raf1 fxg3 37. Rh3 Kh7 38. Rxg3 Bh6 39. Qe3 Rf4 40. Bxh6 Kxh6 41. Rh1 Kh7 42. Rhh3 Kg7 43. Qe2 Qf6 44. Qf2 Qe6 45. Qe2 Kh7 46. Qd1 a5 47. Qe2 Qf6 48. Qe3 Rxh4 49. Rxh4 Qxh4 50. Rh3 Qf6 51. Rg3 Kg7 52. Rg5 Qf4 53. Qxf4 Rxf4 54. Rg3 Rh4 55. Kg1 Kf6 56. Rg2 g5 57. Kf2 Rh1 58. Rg1 Rxg1 59. Kxg1 g4 60. fxg4 hxg4 61. Kg2 Kg6 0-1

[Event "South America-ch U20 7th"]
[Site "Asuncion"]
[Date "2010.05.15"]
[Round "6.9"]
[White "Riva, Eric"]
[Black "Sainz, Ariel"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "1639"]
[BlackElo "1851"]
[PlyCount "104"]
[EventDate "2010.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 c5 4. c4 Nc6 5. 0-0 Nf6 6. Nc3 0-0 7. d3 b6 8. Ne5 Bb7 9. Nxc6 Bxc6 10. Bxc6 dxc6 11. Bd2 a6 12. Qc1 Re8 13. Rb1 e5 14. Bh6 Bh8 15. Bg5 Qc7 16. a3 Nh5 17. b4 cxb4 18. axb4 f6 19. g4 Nf4 20. Bxf4 exf4 21. b5 axb5 22. cxb5 cxb5 23. Re1 f5 24. Nxb5 Qxc1 25. Rbxc1 Ra2 26. gxf5 gxf5 27. Nd6 Rexe2 28. Rc8+ Kg7 29. Nxf5+ Kg6 30. Rxe2 Rxe2 31. Rxh8 Kxf5 32. Rxh7 Kg4 33. Kf1 Rd2 34. Ke1 Rxd3 35. Ke2 Rb3 36. f3+ Kf5 37. h4 b5 38. h5 Rb2+ 39. Kd3 Rf2 40. Rf7+ Kg5 41. h6 Rxf3+ 42. Ke2 Re3+ 43. Kf2 Kxh6 44. Rxf4 Re5 45. Rb4 Kg5 46. Kf3 Kf5 47. Rf4+ Ke6 48. Re4 Rxe4 49. Kxe4 Kd6 50. Kd4 Kc6 51. Kc3 Kc5 52. Kb3 b4 1/2-1/2

[Event "South America-ch U20 7th"]
[Site "Asuncion"]
[Date "2010.05.15"]
[Round "7.9"]
[White "Sainz, Ariel"]
[Black "Heinechen, John"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1851"]
[BlackElo "1778"]
[PlyCount "74"]
[EventDate "2010.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 e6 2. e3 Nf6 3. Bd3 b6 4. f4 Bb7 5. Nf3 d5 6. Nbd2 Nbd7 7. 0-0 c5 8. c3 Bd6 9. Ne5 Qe7 10. Qf3 Rc8 11. g4 Bb8 12. g5 Nxe5 13. fxe5 Nd7 14. h4 a6 15. e4 dxe4 16. Bxe4 Bxe4 17. Nxe4 0-0 18. Qg4 cxd4 19. cxd4 Kh8 20. Qh5 Qb4 21. Qf3 Qxd4+ 22. Be3 Qxe5 23. Bf4 Qxb2 24. Bxb8 Rxb8 25. Rad1 Ne5 26. Qg3 Rbd8 27. h5 Rxd1 28. Rxd1 Qe2 29. Nf2 f6 30. g6 Qxh5 31. gxh7 Rc8 32. Kg2 Qg6 33. Rh1 Qxg3+ 34. Kxg3 Rc2 35. Ne4 Rxa2 36. Nd6 Rd2 37. Nc8 b5 0-1

[Event "South America-ch U20 7th"]
[Site "Asuncion"]
[Date "2010.05.14"]
[Round "5.8"]
[White "Sainz, Ariel"]
[Black "Valenzuela Gomez, Fernando Alberto"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1851"]
[BlackElo "2115"]
[PlyCount "80"]
[EventDate "2010.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d3 Nc6 4. c3 g6 5. g3 Bg7 6. Bg2 e5 7. 0-0 Nge7 8. Bg5 h6 9. Bxe7 Qxe7 10. Na3 0-0 11. Qc2 f5 12. Nh4 Kh7 13. exf5 gxf5 14. Rae1 Bf6 15. Nf3 Be6 16. b3 Rac8 17. Nc4 Qd7 18. Ne3 b5 19. c4 bxc4 20. bxc4 Nb4 21. Qb1 Rb8 22. Nd2 Nc6 23. Bxc6 Qxc6 24. Qc2 Kh8 25. Ng2 Bc8 26. Rb1 Bb7 27. f3 Bg5 28. h4 Bf6 29. Nb3 Qc7 30. f4 Rg8 31. Kh2 Rxg3 32. Rg1 Rbg8 33. Ne3 Rxe3 34. Rxg8+ Kxg8 35. Rg1+ Kh8 36. Rg6 Qf7 37. h5 Kh7 38. Na5 Bf3 39. Qc1 exf4 40. Qf1 Re2+ 0-1

[Event "South America-ch U20 7th"]
[Site "Asuncion"]
[Date "2010.05.13"]
[Round "4.7"]
[White "Almiron, Antonio"]
[Black "Sainz, Ariel"]
[Result "1/2-1/2"]
[ECO "A87"]
[WhiteElo "2171"]
[BlackElo "1851"]
[PlyCount "71"]
[EventDate "2010.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 c5 2. d5 d6 3. c4 f5 4. Nc3 g6 5. g3 Bg7 6. Bg2 Nf6 7. Nf3 0-0 8. 0-0 Na6 9. Qc2 Rb8 10. Nd2 e5 11. b3 Nb4 12. Qb2 a5 13. a3 Na6 14. Qc2 Bd7 15. Bb2 Nc7 16. e4 b5 17. cxb5 Nxb5 18. Nxb5 Bxb5 19. Rfe1 Bd7 20. Rad1 Qb6 21. Rb1 fxe4 22. Ba1 Nxd5 23. Nc4 Qc7 24. Rbd1 Be6 25. Bxe4 Nf6 26. Rxd6 Nxe4 27. Qxe4 Qf7 28. Rd2 Rxb3 29. Nxe5 Qf5 30. Qe2 Rb1 31. Rdd1 Rxd1 32. Rxd1 Bb3 33. Re1 Bd5 34. Rd1 Bb3 35. Re1 Bd5 36. Rd1 1/2-1/2

[Event "South America-ch U20 7th"]
[Site "Asuncion"]
[Date "2010.05.13"]
[Round "3.5"]
[White "Sainz, Ariel"]
[Black "Saltos Velez, Adrian Arturo"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1851"]
[BlackElo "2154"]
[PlyCount "64"]
[EventDate "2010.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 d5 4. Nbd2 Nc6 5. g3 Nf6 6. Bg2 Be7 7. 0-0 b5 8. Re1 Bb7 9. c3 0-0 10. e5 Nd7 11. d4 Qb6 12. Nf1 b4 13. Be3 a5 14. a4 Ba6 15. dxc5 Bxc5 16. Bd4 Rab8 17. Bh3 bxc3 18. bxc3 Nxd4 19. Nxd4 Qc7 20. f4 Rb2 21. Kh1 Rfb8 22. Ne3 Ba7 23. Qc1 Nc5 24. Bf1 Bxf1 25. Rxf1 Nd3 26. Qd1 Nf2+ 27. Rxf2 Rxf2 28. Qe1 Rbb2 29. Ng4 Bxd4 30. cxd4 Rxh2+ 31. Nxh2 Qc2 32. Qg1 Qe4+ 0-1

[Event "South America-ch U20 7th"]
[Site "Asuncion"]
[Date "2010.05.11"]
[Round "1.8"]
[White "Coppola, Claudio"]
[Black "Sainz, Ariel"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2109"]
[BlackElo "1851"]
[PlyCount "45"]
[EventDate "2010.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. g3 c6 5. Bg2 Nf6 6. 0-0 0-0 7. Nc3 Na6 8. e4 Bg4 9. Be3 e5 10. Qd2 Bxf3 11. Bxf3 exd4 12. Bxd4 Nc7 13. Rad1 Ne6 14. Be3 Ne8 15. Bg2 Qa5 16. f4 f5 17. exf5 gxf5 18. Rfe1 Rf7 19. Rb1 Rc8 20. b4 Qa6 21. Rb3 Bxc3 22. Qxc3 Qxa2 23. Ra3 1-0

[Event "South America-ch U20 5th"]
[Site "Cochabamba"]
[Date "2009.04.13"]
[Round "9"]
[White "Rozo, Paulo"]
[Black "Sainz, Ariel"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1924"]
[PlyCount "51"]
[EventDate "2009.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. Bg5 Bb4+ 5. c3 Ba5 6. Be2 h6 7. Bh4 g5 8. Bg3 d6 9. Nbd2 Be6 10. Qc2 Qe7 11. a4 a6 12. Nc4 Bxc4 13. dxc4 Nd8 14. h4 g4 15. Nh2 h5 16. Nf1 Ne6 17. Ne3 Bb6 18. Nf5 Qd7 19. 0-0 0-0 20. Rad1 Nc5 21. a5 Ba7 22. Bd3 Ne6 23. Qc1 Rfc8 24. Qh6 Qd8 25. Bc2 b6 26. Bxe5 1-0

[Event "South America-ch U20 5th"]
[Site "Cochabamba"]
[Date "2009.04.12"]
[Round "8"]
[White "Sainz, Ariel"]
[Black "Medrano, Mario"]
[Result "1/2-1/2"]
[ECO "A03"]
[PlyCount "45"]
[EventDate "2009.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 g6 4. f4 Bg7 5. Nf3 Bg4 6. 0-0 Nbd7 7. c3 0-0 8. Qb3 Qc8 9. Ne5 Nxe5 10. fxe5 Nd7 11. Qxd5 Nb6 12. Qc5 Re8 13. a4 Nd7 14. Qd5 Be6 15. Qf3 c5 16. Nd2 cxd4 17. exd4 Rd8 18. Bc2 f6 19. exf6 Bxf6 20. Ne4 Bxd4+ 21. Be3 Rf8 22. Qe2 Bxe3+ 23. Qxe3 1/2-1/2

[Event "South America-ch U20 5th"]
[Site "Cochabamba"]
[Date "2009.04.12"]
[Round "7"]
[White "Sainz, Ariel"]
[Black "Parada, Felipe"]
[Result "1/2-1/2"]
[ECO "C64"]
[BlackElo "1960"]
[PlyCount "80"]
[EventDate "2009.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. 0-0 Nge7 5. c3 Bb6 6. d4 exd4 7. cxd4 d5 8. e5 0-0 9. h3 Bf5 10. Nc3 h6 11. Na4 Be4 12. Nxb6 axb6 13. a3 Bxf3 14. gxf3 Nf5 15. Bxc6 bxc6 16. Qd3 g6 17. Kh2 Qh4 18. Rg1 Kh7 19. Be3 Qh5 20. Rg4 Nh4 21. Bd2 f5 22. Rg3 f4 23. Rg4 Ra4 24. Bb4 Rg8 25. Rc1 Raa8 26. Rxc6 Rg7 27. Rxf4 Nf5 28. Rg4 Rag8 29. b3 Nh4 30. Bd2 Rf8 31. f4 Nf5 32. Bb4 Rfg8 33. f3 Rf7 34. e6 Rfg7 35. e7 Nxe7 36. Rxc7 Nf5 37. Rxg7+ Rxg7 38. a4 Rc7 39. Qd2 Nh4 40. Kg3 Nf5+ 1/2-1/2

[Event "South America-ch U20 5th"]
[Site "Cochabamba"]
[Date "2009.04.11"]
[Round "6"]
[White "Llacsahuanga, Diego"]
[Black "Sainz, Ariel"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "1830"]
[PlyCount "121"]
[EventDate "2009.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 c6 6. d4 d6 7. Nc3 Qa5 8. e4 Bg4 9. h3 Bxf3 10. Qxf3 Nfd7 11. Be3 Na6 12. Rad1 e5 13. Qe2 Qc7 14. Qd2 h5 15. Bh6 Rad8 16. Bxg7 Kxg7 17. b3 Qa5 18. f4 Qb6 19. Kh2 exd4 20. Qxd4+ Nf6 21. Qxb6 axb6 22. Rd2 Rd7 23. Rfd1 Rfd8 24. Na4 Nc5 25. Nxb6 Ncxe4 26. Nxd7 Rxd7 27. Rd4 Nc3 28. R1d3 Nxa2 29. Rxd6 Re7 30. Rd2 Nb4 31. Rd8 Re3 32. Rb8 Re7 33. Ra8 Rc7 34. Ra4 Na6 35. b4 Re7 36. Bxc6 Nxb4 37. Bxb7 Rxb7 38. Rb2 Ne8 39. Raxb4 Rc7 40. Rc2 Kf6 41. Kg2 Ke6 42. Rb6+ Kd7 43. Kf3 Rc5 44. Rb5 Rc7 45. Rd5+ Kc6 46. Ra2 Kb6 47. Ra8 Ng7 48. Rb5+ Kc6 49. Ra6+ Kd7 50. Rd5+ Ke7 51. Re5+ Kd7 52. Rf6 Kc8 53. c5 Nf5 54. Rfxf5 gxf5 55. Rxf5 Kd8 56. Rxh5 Ke7 57. Re5+ Kf6 58. g4 Kg6 59. h4 f6 60. f5+ Kf7 61. Rd5 1-0

[Event "South America-ch U20 5th"]
[Site "Cochabamba"]
[Date "2009.04.10"]
[Round "5"]
[White "Sainz, Ariel"]
[Black "Coro, Renan"]
[Result "1/2-1/2"]
[ECO "B10"]
[PlyCount "99"]
[EventDate "2009.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. d3 Nbd7 4. g3 e5 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 c6 8. Bg5 h6 9. Be3 d5 10. Ne2 dxe4 11. dxe4 Nxe4 12. Nxe5 Nxe5 13. Bxe4 Bg4 14. f3 Qxd1 15. Raxd1 Bh3 16. Rf2 Nc4 17. Bd4 Nd6 18. Bd3 Rfe8 19. Nf4 Bf5 20. Re2 Bxd3 21. Nxd3 Nf5 22. Bf2 Bf6 23. Rxe8+ Rxe8 24. Bxa7 Ra8 25. Bc5 Rxa2 26. c3 Ra8 27. Nb4 Rd8 28. Rxd8+ Bxd8 29. Kf2 g6 30. g4 Ng7 31. Be3 Ne6 32. Nd3 Kg7 33. Nc5 Nxc5 34. Bxc5 Bc7 35. Bd4+ f6 36. h3 Kf7 37. Ke2 Ke6 38. Kd3 Bf4 39. Ke4 Bc1 40. c4 b5 41. b3 Ba3 42. Be3 Bf8 43. Bb6 Be7 44. Be3 h5 45. Bf4 Bc5 46. Bc7 f5+ 47. gxf5+ gxf5+ 48. Kf4 bxc4 49. bxc4 Kf6 50. Bd8+ 1/2-1/2

[Event "South America-ch U20 5th"]
[Site "Cochabamba"]
[Date "2009.04.10"]
[Round "4"]
[White "Sartori Cardoso, Sergio"]
[Black "Sainz, Ariel"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2051"]
[PlyCount "109"]
[EventDate "2009.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Nf6 6. Nge2 0-0 7. 0-0 d6 8. h3 Rb8 9. f4 Nd7 10. f5 e6 11. g4 exf5 12. gxf5 gxf5 13. exf5 Nd4 14. Ng3 Ne5 15. Nd5 Qh4 16. Ne4 Bh6 17. Nxd6 Bxc1 18. Rxc1 Qg5 19. Ne4 Qh4 20. Rf4 Qh6 21. c3 Nxf5 22. Rxf5 Bxf5 23. Ne7+ Kh8 24. Nxf5 Qf4 25. Qf1 Qxf1+ 26. Bxf1 Rbd8 27. Rd1 Nc4 28. b3 Nb6 29. Kf2 Rd5 30. Ne3 Re5 31. Ng4 Rd5 32. Ne3 Re5 33. Nc4 Rf5+ 34. Ke2 Nd5 35. Ne3 Nxe3 36. Kxe3 Re5 37. d4 cxd4+ 38. cxd4 Re7 39. Kf4 f5 40. Ng3 Rc7 41. Rd2 Rc3 42. d5 Kg7 43. Bg2 a5 44. d6 a4 45. d7 Rd8 46. Nxf5+ Kf8 47. Rd6 axb3 48. axb3 Rc7 49. Rf6+ Kg8 50. Bd5+ Kh8 51. Be6 Rc6 52. Ke5 Ra6 53. Rf7 Kg8 54. Nh6+ Kh8 55. Re7 1-0

[Event "South America-ch U20 5th"]
[Site "Cochabamba"]
[Date "2009.04.09"]
[Round "2"]
[White "Fernandez, Fernando"]
[Black "Sainz, Ariel"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2317"]
[PlyCount "77"]
[EventDate "2009.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 e5 7. d5 a5 8. Bg5 h6 9. Be3 Nbd7 10. g4 Kh7 11. Nd2 Ng8 12. a3 b6 13. Bd3 Nc5 14. Bc2 f5 15. b4 Nb7 16. gxf5 gxf5 17. exf5 Bxf5 18. Nde4 Qh4 19. Rb1 Nf6 20. Ng3 Bxc2 21. Qxc2+ Kh8 22. Nce4 axb4 23. axb4 Ra3 24. Rg1 Nxe4 25. Qxe4 Qxe4 26. Nxe4 Rf3 27. Ke2 Rf8 28. Ra1 Rfa8 29. Rxa3 Rxa3 30. Rg6 Kh7 31. Re6 Ra8 32. Re7 Rc8 33. Bxb6 cxb6 34. Rxb7 Rxc4 35. Nxd6 Rc2+ 36. Kd3 Rxf2 37. Ne8 Rg2 38. d6 e4+ 39. Ke3 1-0

[Event "South America-ch U20 5th"]
[Site "Cochabamba"]
[Date "2009.04.09"]
[Round "3"]
[White "Sainz, Ariel"]
[Black "Pena Morales, Hugo"]
[Result "0-1"]
[ECO "A05"]
[BlackElo "2111"]
[PlyCount "104"]
[EventDate "2009.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d3 d6 4. g3 g6 5. Bg2 Bg7 6. c3 Nf6 7. 0-0 0-0 8. Nbd2 Qc7 9. Re1 Rb8 10. h3 b5 11. Nf1 Bb7 12. Ne3 Ne5 13. Nh4 c4 14. dxc4 bxc4 15. Nd5 Bxd5 16. exd5 Nd3 17. Re2 Rb5 18. Bf3 Nxd5 19. Ng2 e6 20. Ne1 Nxc1 21. Rxc1 Rfb8 22. Bxd5 Rxd5 23. Qc2 Qb6 24. Ng2 Rd3 25. Kh2 Rd5 26. Ne3 Rc5 27. Qa4 d5 28. a3 Rb5 29. Rcc2 Qc7 30. Rcd2 Rb3 31. Ng2 R8b5 32. Nf4 Bh6 33. Rd4 Bxf4 34. Rxf4 Kg7 35. h4 Qe7 36. Qa6 Rb6 37. Qa5 R3b5 38. Qa4 Rxb2 39. Re3 R2b3 40. h5 Rxa3 41. Qd1 f5 42. g4 Qg5 43. Qd4+ Qf6 44. h6+ Kf7 45. Qc5 Ra1 46. Qc7+ Qe7 47. Qxe7+ Kxe7 48. gxf5 gxf5 49. Rxf5 Rbb1 50. Rxd5 Rh1+ 51. Kg2 Rag1+ 52. Kf3 Rh3+ 0-1

[Event "South American-ch U18 5th"]
[Site "Cochabamba"]
[Date "2008.12.15"]
[Round "5"]
[White "Pazos, Jorge Alberto"]
[Black "Sainz, Ariel"]
[Result "1-0"]
[ECO "A05"]
[PlyCount "105"]
[EventDate "2008.12.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d3 g6 3. Nbd2 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 c6 7. Re1 Na6 8. e4 Bg4 9. h3 Bxf3 10. Nxf3 e5 11. c3 Qc7 12. Bg5 Nd7 13. Qd2 Nac5 14. Rad1 Ne6 15. Bh6 c5 16. d4 cxd4 17. cxd4 Rad8 18. Bxg7 Kxg7 19. d5 Nec5 20. Rc1 Qb6 21. b4 Na6 22. Re3 Rc8 23. Rec3 Rxc3 24. Qxc3 Rb8 25. Bf1 Nf6 26. Bd3 Qxb4 27. Bxa6 bxa6 28. Qxb4 Rxb4 29. Rc7 Nxe4 30. Rxa7 Ra4 31. Ne1 Rxa2 32. f3 Nxg3 33. Rd7 Nf5 34. Nd3 Rd2 35. Nb4 a5 36. Nc6 Rxd5 37. Nd8 Nh6 38. Nb7 Rd3 39. Kf2 Rd2+ 40. Ke3 Rh2 41. Nxd6 Rxh3 42. Kf2 Rh2+ 43. Kg3 Ra2 44. Ne8+ Kf8 45. Nf6 Nf5+ 46. Kh3 h6 47. Ra7 Ra1 48. Nd7+ Ke7 49. Nxe5+ Kf6 50. Nxf7 a4 51. Nd8 a3 52. f4 a2 53. Rf7# 1-0

[Event "South American-ch U18 5th"]
[Site "Cochabamba"]
[Date "2008.12.15"]
[Round "6"]
[White "Sainz, Ariel"]
[Black "Flores Robles, Jeison"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "107"]
[EventDate "2008.12.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 c5 4. c3 e6 5. Nd2 c4 6. Bc2 b5 7. f4 Nbd7 8. Ngf3 a5 9. Ne5 Bb7 10. Qf3 b4 11. g4 h5 12. g5 Ng4 13. Nxg4 hxg4 14. Qxg4 a4 15. Nf3 b3 16. Bb1 a3 17. axb3 axb2 18. Bxb2 Rxa1 19. Bxa1 Qa5 20. Bb2 Ba3 21. Qg2 cxb3 22. 0-0 Ba6 23. Rd1 Nb6 24. Ne5 Nc4 25. Nxc4 Bxc4 26. Bd3 Bxb2 27. Qxb2 Qa2 28. Qxa2 bxa2 29. Bxc4 dxc4 30. Kg2 Kd7 31. Ra1 Ra8 32. Kf2 Rh8 33. Kg2 Ra8 34. Kf1 Kc6 35. Kf2 Kb5 36. Ke1 Rh8 37. Rxa2 Rh3 38. Rb2+ Kc6 39. Re2 Kb5 40. Kf1 Ka4 41. Kg2 Rh8 42. Rb2 Rc8 43. Kg3 Ka3 44. Rb4 g6 45. Kg4 Rc7 46. h4 Ra7 47. Rxc4 Kb3 48. Rc5 Ra1 49. Rc7 Rg1+ 50. Kf3 Kc2 51. Rxf7 Kd3 52. Kf2 Rh1 53. Rf6 Rxh4 54. Rxe6 1-0

[Event "South American-ch U18 5th"]
[Site "Cochabamba"]
[Date "2008.12.14"]
[Round "3"]
[White "Luna, Raisa"]
[Black "Sainz, Ariel"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2132"]
[PlyCount "41"]
[EventDate "2008.12.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 h6 7. Be3 e5 8. d5 Ne8 9. g4 f5 10. gxf5 gxf5 11. Nf3 f4 12. Bd2 Bg4 13. Qb3 b6 14. 0-0-0 Bxf3 15. Bxf3 Nf6 16. Rdg1 Nbd7 17. Rg6 Kh7 18. Rhg1 Rg8 19. Qd1 Qe7 20. Qf1 Bh8 21. Rxh6+ 1-0

[Event "South American-ch U18 5th"]
[Site "Cochabamba"]
[Date "2008.12.14"]
[Round "4"]
[White "Sainz, Ariel"]
[Black "Cuberli, Emiliano"]
[Result "1-0"]
[ECO "D02"]
[BlackElo "2128"]
[PlyCount "35"]
[EventDate "2008.12.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. e3 g6 3. g3 Bg7 4. Bg2 Nf6 5. Nf3 0-0 6. 0-0 Bg4 7. c3 Qd7 8. Qb3 b6 9. Ne5 Qe6 10. Nxg4 Qxg4 11. Bxd5 Qh3 12. Bg2 Qh5 13. Bxa8 Ng4 14. h4 Bf6 15. f3 Bxh4 16. gxh4 e6 17. fxg4 Qxg4+ 18. Bg2 1-0

