[Event "Mendoza-ch"]
[Site "Mendoza"]
[Date "2016.01.26"]
[Round "4"]
[White "Abraham, Miguel"]
[Black "Valenzuela, Luis"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1767"]
[PlyCount "102"]
[EventDate "2016.01.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 g6 6. g3 Bg7 7. Be3 Nf6 8. Bg2 Bd7 9. 0-0 Ng4 10. Nxc6 Nxe3 11. Qd3 bxc6 12. Qxe3 0-0 13. Rad1 Qc7 14. Rd3 Qb6 15. b3 Rab8 16. Rfd1 Bg4 17. Bf3 Qxe3 18. Rxe3 Bxf3 19. Rxf3 Rb4 20. a3 Rb7 21. Rfd3 Re8 22. Nb1 Bb2 23. f4 Reb8 24. a4 Bf6 25. Nd2 h5 26. Nc4 Bg7 27. Kf2 Rd7 28. Kf3 Kh7 29. h3 f6 30. g4 h4 31. g5 fxg5 32. fxg5 Rf8+ 33. Kg4 Rf2 34. R3d2 Rxd2 35. Rxd2 d5 36. Na5 Bc3 37. Nc4 Bxd2 38. Nxd2 dxe4 39. Nxe4 Kg7 40. Kf3 Rd5 41. c4 Rd1 42. Kf4 Kf7 43. Nc5 Rg1 44. Ne4 e5+ 45. Kxe5 Rg3 46. b4 Rxh3 47. b5 cxb5 48. axb5 Rf3 49. c5 Ke7 50. Nf6 Rf5+ 51. Kd4 Rxg5 0-1

[Event "Mendoza-ch"]
[Site "Mendoza"]
[Date "2016.01.26"]
[Round "5"]
[White "Valenzuela, Luis"]
[Black "Herrmann, Roman"]
[Result "1-0"]
[ECO "A00"]
[BlackElo "1893"]
[PlyCount "59"]
[EventDate "2016.01.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. b4 Nf6 2. Bb2 e6 3. a3 b6 4. d3 d5 5. g3 Bb7 6. Bg2 Be7 7. Nd2 0-0 8. c4 c6 9. Ngf3 dxc4 10. Nxc4 c5 11. b5 a6 12. a4 axb5 13. axb5 Nbd7 14. 0-0 Qc7 15. Qc2 Nd5 16. Qb3 Rfd8 17. e4 Nb4 18. Rxa8 Rxa8 19. Ra1 Rxa1+ 20. Bxa1 Ba8 21. Qa3 Qb7 22. Bf1 Bf6 23. Bxf6 gxf6 24. Bg2 Qb8 25. Ne1 Bb7 26. d4 Qc7 27. Qe3 Kf8 28. Nd3 Nc2 29. Qh6+ Ke7 30. d5 1-0

[Event "Mendoza-ch"]
[Site "Mendoza"]
[Date "2016.01.25"]
[Round "1"]
[White "Valenzuela, Luis"]
[Black "Ubeira Montenegro, Enrique"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "1676"]
[PlyCount "54"]
[EventDate "2016.01.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. b4 d5 2. Bb2 e6 3. g3 Nf6 4. a3 c6 5. d3 Nbd7 6. Nd2 a5 7. c3 Be7 8. Bg2 0-0 9. Ngf3 Qb6 10. Rb1 Ng4 11. 0-0 axb4 12. cxb4 Bf6 13. d4 Qb5 14. e4 dxe4 15. Nxe4 Be7 16. Re1 Qa4 17. Qe2 Qa6 18. Qd2 Nb6 19. Bf1 Qa7 20. h3 Nf6 21. Nc3 Nfd5 22. Nxd5 cxd5 23. Rec1 Qb8 24. Kg2 Bd7 25. Bd3 Qd6 26. Ne5 Rfc8 27. Qe2 Be8 0-1

[Event "Pan American-ch U18"]
[Site "Blumenau"]
[Date "1995.04.??"]
[Round "2"]
[White "Fernandez, Rodrigo Amaral"]
[Black "Valenzuela, Luis"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2300"]
[PlyCount "104"]
[EventDate "1995.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 Nf6 4. Bg2 0-0 5. e4 d6 6. Nge2 c5 7. 0-0 Nc6 8. d3 Rb8 9. h3 a6 10. a4 Ne8 11. Be3 Nd4 12. Rb1 Nxe2+ 13. Qxe2 Nc7 14. Rfc1 Ne6 15. b4 Bd7 16. Qa2 Nd4 17. a5 Bc6 18. Ne2 Nxe2+ 19. Qxe2 Bd4 20. Bxd4 cxd4 21. b5 Bd7 22. Qd2 Qc7 23. Qb4 Rfc8 24. e5 Bf5 25. exd6 exd6 26. Qd2 Qd7 27. g4 Be6 28. Qf4 Qd8 29. Qxd4 Qxa5 30. bxa6 bxa6 31. Qxd6 Rxb1 32. Rxb1 Qd2 33. c5 h5 34. gxh5 Qc2 35. Rb8 Rxb8 36. Qxb8+ Kh7 37. hxg6+ fxg6 38. Qc7+ Kg8 39. Qe5 Bf7 40. c6 Qxd3 41. c7 Qc2 42. Kh2 Kh7 43. Qe7 Kg7 44. Qd8 Be6 45. Qe7+ Bf7 46. Qd7 Qxf2 47. c8Q Qf4+ 48. Kg1 Qe3+ 49. Kf1 Qf4+ 50. Kg1 Qe3+ 51. Kf1 Qf4+ 52. Ke2 Qe5+ 1-0

[Event "Pan American-ch U18"]
[Site "Blumenau"]
[Date "1995.04.??"]
[Round "7"]
[White "Salazar, Juan Fernando"]
[Black "Valenzuela, Luis"]
[Result "1-0"]
[ECO "B74"]
[PlyCount "105"]
[EventDate "1995.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. 0-0 0-0 8. Be3 Nc6 9. Nb3 Be6 10. f4 Qc8 11. Kh1 Rd8 12. Bf3 Bc4 13. Rf2 a5 14. a4 e5 15. Rd2 Qe6 16. Nd5 exf4 17. Bb6 Rdc8 18. Nc7 Rxc7 19. Bxc7 Nxe4 20. Bxe4 Qxe4 21. c3 Qe3 22. Nd4 Nxd4 23. cxd4 Re8 24. Bxa5 Be2 25. Qg1 Qb3 26. Ra3 Qd5 27. Qf2 Bg4 28. Bb4 Qc4 29. Bc3 Bh6 30. h3 f3 31. hxg4 Bxd2 32. Bxd2 fxg2+ 33. Qxg2 Re2 34. Rc3 Rxg2 35. Rxc4 Rxd2 36. Rb4 Kg7 37. a5 Kf6 38. Rxb7 Rxd4 39. b4 Rd1+ 40. Kg2 Ra1 41. Rb6 Ke6 42. a6 Kd7 43. Rb7+ Kc8 44. b5 Ra5 45. Kf3 h5 46. gxh5 gxh5 47. Kg3 d5 48. Kf4 h4 49. Ke5 h3 50. Kd6 h2 51. Rxf7 Kb8 52. b6 Rxa6 53. Kc6 1-0

[Event "Pan American-ch U18"]
[Site "Blumenau"]
[Date "1995.04.??"]
[Round "1"]
[White "Valenzuela, Luis"]
[Black "Macedo, Maximo Igor"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "89"]
[EventDate "1995.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. cxd5 exd5 7. Qc2 c6 8. Bd3 0-0 9. Nf3 Re8 10. 0-0 h6 11. Bh4 Ne4 12. Bxe7 Qxe7 13. Bxe4 dxe4 14. Nd2 Nf6 15. Rab1 Bf5 16. b4 Red8 17. a4 Nd5 18. Qb3 Nxc3 19. Qxc3 Qg5 20. Rfc1 Rd5 21. Qb3 Rad8 22. Rc5 Be6 23. Qc2 f5 24. b5 cxb5 25. axb5 Qe7 26. Ra1 Rxc5 27. dxc5 Qd7 28. Nb3 Qxb5 29. Nd4 Qd7 30. Rxa7 Bd5 31. Qb2 Rc8 32. Ra5 Qc7 33. Rb5 Qd7 34. h3 Rc7 35. Qb4 Kh8 36. Rb6 Kh7 37. Rd6 Qf7 38. Nb5 Re7 39. Qd4 Bc6 40. Na7 Rc7 41. Nxc6 bxc6 42. Rd8 h5 43. Qd6 Qe7 44. g3 Qf7 45. Rf8 1-0

[Event "Pan American-ch U18"]
[Site "Blumenau"]
[Date "1995.04.??"]
[Round "5"]
[White "Valenzuela, Luis"]
[Black "Marques, Vinicius de Abreu"]
[Result "1-0"]
[ECO "A42"]
[PlyCount "59"]
[EventDate "1995.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. d5 Nd4 6. Bd3 c5 7. Nge2 Nf6 8. Nxd4 cxd4 9. Ne2 Nd7 10. 0-0 0-0 11. b3 e5 12. dxe6 fxe6 13. Bb2 e5 14. b4 b6 15. f4 Nf6 16. h3 Bb7 17. Ng3 h5 18. Qf3 exf4 19. Ne2 g5 20. Nxd4 Bc8 21. Nf5 Bxf5 22. exf5 Qd7 23. g3 fxg3 24. Qxg3 g4 25. hxg4 Nxg4 26. f6 Bh6 27. Be4 Rae8 28. f7+ Rxf7 29. Bd5 Be3+ 30. Kg2 1-0

[Event "Pan American-ch U18"]
[Site "Blumenau"]
[Date "1995.04.??"]
[Round "6"]
[White "Valenzuela, Luis"]
[Black "Pereyra Arcija, Diego"]
[Result "0-1"]
[ECO "D10"]
[BlackElo "2290"]
[PlyCount "68"]
[EventDate "1995.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 Nc6 6. e3 a6 7. Bd3 Bg4 8. Nge2 e6 9. 0-0 Be7 10. Rc1 0-0 11. Na4 Nd7 12. a3 Rc8 13. b4 e5 14. dxe5 Ncxe5 15. Bxe5 Nxe5 16. Qb3 b5 17. Nc5 Bxc5 18. Rxc5 Rxc5 19. bxc5 Qc7 20. Nf4 Qxc5 21. Nxd5 Rd8 22. Be4 Be2 23. Ra1 Bc4 24. Qc3 Rxd5 25. Bxd5 Qxd5 26. a4 h6 27. axb5 axb5 28. h3 Nd3 29. Ra5 b4 30. Qa1 Qd6 31. Qa4 Be6 32. h4 b3 33. Rb5 Kh7 34. h5 Qc6 0-1

[Event "Pan American-ch U18"]
[Site "Blumenau"]
[Date "1995.04.??"]
[Round "3"]
[White "Valenzuela, Luis"]
[Black "Quattordio, Juan Jose"]
[Result "1-0"]
[ECO "E93"]
[PlyCount "103"]
[EventDate "1995.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[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. Nf3 e5 7. d5 Nbd7 8. Bg5 a5 9. Nd2 h6 10. Be3 Nc5 11. g4 Nh7 12. h4 f5 13. gxf5 gxf5 14. Bxc5 dxc5 15. exf5 Bxf5 16. Bg4 Qd7 17. Bxf5 Qxf5 18. Nde4 Nf6 19. Qe2 Ng4 20. h5 b6 21. Rh4 Nf6 22. 0-0-0 Kh8 23. Rg1 Rf7 24. Rg6 Kh7 25. Ng3 Qd7 26. Qd3 e4 27. Ncxe4 Nxe4 28. Qxe4 Kh8 29. Rhg4 Re8 30. Re6 Ref8 31. f4 Qa4 32. Rxg7 Rxg7 33. Rxh6+ Kg8 34. Rg6 Qd7 35. Qe5 Rxg6 36. hxg6 Re8 37. Qg5 Re1+ 38. Kd2 Qe7 39. Qxe7 Rxe7 40. Nh5 Kf8 41. Ng3 Re8 42. f5 Re5 43. f6 Rg5 44. g7+ Kf7 45. Ne4 Rg2+ 46. Ke3 Rxb2 47. Ng5+ Kg8 48. Kf4 Rxa2 49. Kf5 Rg2 50. Kg6 Rxg5+ 51. Kxg5 Kf7 52. Kh6 1-0

[Event "Pan American-ch U18"]
[Site "Blumenau"]
[Date "1995.04.??"]
[Round "4"]
[White "Van Riemsdijk, Vinicius Paulo"]
[Black "Valenzuela, Luis"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "38"]
[EventDate "1995.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 Nf6 4. Bd3 cxd4 5. cxd4 g6 6. h3 Bg7 7. Nf3 0-0 8. 0-0 Nc6 9. Nc3 e5 10. Be3 exd4 11. Nxd4 d5 12. Nxc6 bxc6 13. Bc5 Re8 14. exd5 Nxd5 15. Nxd5 Qxd5 16. Qc2 Rb8 17. Rfe1 Be6 18. Be4 Qc4 19. Qxc4 Bxc4 1/2-1/2

[Event "Pan American-ch U16 10th"]
[Site "Caioba"]
[Date "1994.04.??"]
[Round "1"]
[White "Gutierrez, Anibal"]
[Black "Valenzuela, Luis"]
[Result "1/2-1/2"]
[ECO "B59"]
[PlyCount "90"]
[EventDate "1994.04.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Be3 Be6 10. f3 Na5 11. Nd5 Nxd5 12. exd5 Nxb3 13. axb3 Bf5 14. Bd3 Bxd3 15. Qxd3 Qc7 16. f4 exf4 17. Rxf4 Bg5 18. Rf3 Bxe3+ 19. Rxe3 Qc5 20. Kh1 a5 21. Qe4 Rac8 22. c3 Qb5 23. Rh3 g6 24. Qh4 h5 25. c4 Qd7 26. Qf4 Rfe8 27. Rf1 Re5 28. Rhf3 Rf5 29. Qg3 Rxf3 30. Qxf3 Re8 31. h3 Re5 32. Qf6 Qe7 33. Qxe7 Rxe7 34. Rf3 Re2 35. b4 Rxb2 36. bxa5 Rb4 37. Rc3 Ra4 38. Rb3 Rxa5 39. Rxb7 Rc5 40. Rb4 Kg7 41. Kg1 Kf6 42. Kf2 Ke5 43. Ke3 Ra5 44. Rb7 Ra3+ 45. Kf2 f5 1/2-1/2

[Event "Pan American-ch U16 10th"]
[Site "Caioba"]
[Date "1994.04.??"]
[Round "5"]
[White "Leitao, Rafael Duailibe"]
[Black "Valenzuela, Luis"]
[Result "1-0"]
[ECO "E74"]
[WhiteElo "2315"]
[PlyCount "52"]
[EventDate "1994.04.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[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 c5 7. d5 h6 8. Be3 e6 9. h3 exd5 10. exd5 Bf5 11. g4 Bc8 12. Qd2 Re8 13. Bxh6 Ne4 14. Nxe4 Bxh6 15. Qxh6 Rxe4 16. 0-0-0 Qf6 17. Bd3 Re8 18. f4 Nd7 19. Nf3 b5 20. Rhe1 Bb7 21. Nd2 bxc4 22. Ne4 Qd4 23. Bb1 Qg7 24. Qxg7+ Kxg7 25. Nxd6 Rxe1 26. Rxe1 Nb6 1-0

[Event "Pan American-ch U16 10th"]
[Site "Caioba"]
[Date "1994.04.??"]
[Round "3"]
[White "Peralta, Fernando"]
[Black "Valenzuela, Luis"]
[Result "1/2-1/2"]
[ECO "E88"]
[PlyCount "51"]
[EventDate "1994.04.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[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. f3 0-0 6. Be3 e5 7. d5 c6 8. Qd2 cxd5 9. cxd5 a6 10. 0-0-0 Nbd7 11. Kb1 b5 12. Rc1 Nh5 13. g4 Nf4 14. Nge2 Nxe2 15. Bxe2 Nf6 16. h4 h5 17. Rcg1 hxg4 18. Bg5 Qb6 19. Bxf6 Bxf6 20. h5 g5 21. fxg4 Bd8 22. Nd1 f6 23. Ne3 Kh7 24. Rc1 Bd7 25. Nf5 Rf7 26. Rhf1 1/2-1/2

[Event "Pan American-ch U16 10th"]
[Site "Caioba"]
[Date "1994.04.??"]
[Round "2"]
[White "Valenzuela, Luis"]
[Black "Araujo, Miguel Leonardo"]
[Result "1-0"]
[ECO "D64"]
[PlyCount "45"]
[EventDate "1994.04.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 Nbd7 7. Rc1 c6 8. Qc2 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. 0-0 f5 12. e4 Nxc3 13. bxc3 Nb6 14. Bd3 Bd7 15. a4 Rf6 16. a5 Nc8 17. exf5 exf5 18. Rfe1 Qd6 19. Qb3+ Kh8 20. Ng5 Ne7 21. Nf7+ Rxf7 22. Qxf7 Nd5 23. Bxf5 1-0

[Event "Pan American-ch U16 10th"]
[Site "Caioba"]
[Date "1994.04.??"]
[Round "6"]
[White "Valenzuela, Luis"]
[Black "Fernandez, Mauro"]
[Result "1-0"]
[ECO "A56"]
[PlyCount "45"]
[EventDate "1994.04.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. c4 d6 4. e4 Nf6 5. Nc3 Be7 6. Nf3 Nbd7 7. Bd3 0-0 8. h3 Ne8 9. g4 g6 10. Rg1 Ng7 11. Be3 Kh8 12. Qe2 f5 13. gxf5 gxf5 14. Bh6 Rf7 15. exf5 Bf6 16. 0-0-0 Qa5 17. Ne4 Nxf5 18. Nfg5 Nxh6 19. Nxf7+ Nxf7 20. Qh5 Qd8 21. Qxf7 b5 22. Nxf6 Nxf6 23. Qg7# 1-0

[Event "Pan American-ch U16 10th"]
[Site "Caioba"]
[Date "1994.04.??"]
[Round "4"]
[White "Valenzuela, Luis"]
[Black "Marques, Vinicius de Abreu"]
[Result "1-0"]
[ECO "E93"]
[PlyCount "75"]
[EventDate "1994.04.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. e4 0-0 6. Be2 e5 7. d5 a5 8. Bg5 h6 9. Bh4 Na6 10. Nd2 Nc5 11. g4 g5 12. Bg3 c6 13. f3 cxd5 14. cxd5 Ne8 15. Bf2 Rb8 16. a3 Bd7 17. b4 Na6 18. Qb3 b5 19. bxa5 Qxa5 20. 0-0 Nc5 21. Qb4 Qxb4 22. axb4 Na4 23. Rfc1 Rb7 24. Nb3 Bf6 25. Na5 Nxc3 26. Rxc3 Rc7 27. Rac1 Rxc3 28. Rxc3 Be7 29. Nc6 Bxc6 30. Rxc6 Nf6 31. Rc7 Re8 32. Bxb5 Rb8 33. Ba6 Kf8 34. b5 Ke8 35. Ba7 Ra8 36. b6 Bd8 37. Bb5+ Kf8 38. b7 1-0

[Event "Pan American-ch U14 4th"]
[Site "Sao Paulo"]
[Date "1991.12.??"]
[Round "3"]
[White "Fernandez, Rodrigo Amaral"]
[Black "Valenzuela, Luis"]
[Result "0-1"]
[ECO "E92"]
[PlyCount "100"]
[EventDate "1991.12.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[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. Nf3 0-0 6. Be2 e5 7. Be3 c6 8. d5 Ng4 9. Bg5 f6 10. Bh4 Nh6 11. Qd2 Na6 12. 0-0 Nf7 13. Rad1 h5 14. h3 Bd7 15. a3 Qc8 16. dxc6 bxc6 17. b4 g5 18. Bg3 h4 19. Bh2 Rd8 20. Ne1 Nc7 21. Nc2 Ne6 22. Bg4 Bf8 23. f3 a6 24. Kh1 Nf4 25. Ne3 Bxg4 26. hxg4 Nh6 27. Bxf4 gxf4 28. Nf5 Nxf5 29. exf5 Kf7 30. Qa2 Be7 31. c5+ d5 32. Na4 Qb7 33. Nb6 Ra7 34. g3 hxg3 35. Kg2 Rh8 36. Rh1 Rxh1 37. Rxh1 Bf8 38. Rh7+ Bg7 39. Qb1 Kg8 40. Qh1 Qb8 41. g5 fxg5 42. Qh5 Qf8 43. f6 Qxf6 44. Nc8 Rf7 45. Nd6 Re7 46. Nc8 Re6 47. Qh3 Qg6 48. Nd6 Qc2+ 49. Kg1 Qf2+ 50. Kh1 g2+ 0-1

[Event "Pan American-ch U14 4th"]
[Site "Sao Paulo"]
[Date "1991.12.??"]
[Round "2"]
[White "Valenzuela, Luis"]
[Black "Pereyra Arcija, Diego"]
[Result "0-1"]
[ECO "C06"]
[PlyCount "106"]
[EventDate "1991.12.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Ne4 5. Bd3 f5 6. exf6 Nxf6 7. Ne2 c5 8. c3 Nc6 9. Nf3 Bd6 10. 0-0 0-0 11. Ng3 e5 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. Bg5 h6 15. Bd2 Ng4 16. f4 Qh4 17. h3 Qxg3 18. hxg4 Qxd3 19. Rf3 Qe4 20. fxe5 Bxg4 21. Rxf8+ Rxf8 22. Qe1 Qxe1+ 23. Rxe1 Re8 24. Kf2 g5 25. a4 Bf5 26. a5 d4 27. cxd4 cxd4 28. Bb4 b6 29. axb6 axb6 30. Bd6 h5 31. Rc1 Rc8 32. Rxc8+ Bxc8 33. Bc7 b5 34. Bd8 g4 35. g3 Kf7 36. Bb6 d3 37. Ke3 Bf5 38. Bd8 Ke6 39. Bf6 Kd5 40. Kd2 Ke4 41. b4 Kf3 42. Bh4 Ke4 43. Bf6 Be6 44. Kc3 Ke3 45. Bg5+ Ke2 46. Bf4 Bc4 47. Bg5 Be6 48. Bf4 Bf7 49. Bg5 Bc4 50. Bf4 Kf3 51. e6 h4 52. e7 Bf7 53. Kxd3 h3 0-1

[Event "Pan American-ch U14 4th"]
[Site "Sao Paulo"]
[Date "1991.12.??"]
[Round "5"]
[White "Valenzuela, Luis"]
[Black "Vescovi, Giovanni P"]
[Result "1/2-1/2"]
[ECO "B01"]
[BlackElo "2225"]
[PlyCount "47"]
[EventDate "1991.12.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. dxe5 Nc6 6. Nf3 Bd7 7. Qd5 Bb4 8. Qxa5 Bxa5 9. Bf4 Nge7 10. 0-0-0 Ng6 11. Bg3 0-0-0 12. Bd3 Bg4 13. Bxg6 Rxd1+ 14. Rxd1 hxg6 15. Nb5 Re8 16. Nbd4 Nxd4 17. Rxd4 Bxf3 18. gxf3 Rd8 19. Rxd8+ Kxd8 20. c3 Kd7 21. Kd2 Ke6 22. Kd3 Kf5 23. Kd4 c6 24. Kc5 1/2-1/2

[Event "Pan American-ch U14 4th"]
[Site "Sao Paulo"]
[Date "1991.12.??"]
[Round "4"]
[White "Valenzuela, Luis"]
[Black "Zaffaroni, Sebastian"]
[Result "1-0"]
[ECO "C43"]
[PlyCount "79"]
[EventDate "1991.12.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Bxe4 dxe4 6. Nxe5 c5 7. d5 Nd7 8. Nc4 b5 9. Ne3 Rb8 10. a4 a6 11. Nd2 Nf6 12. c4 b4 13. Qc2 Qe7 14. b3 Rb7 15. Bb2 g6 16. d6 Qe6 17. Nd5 Bg7 18. Nc7+ Rxc7 19. dxc7 e3 20. 0-0-0 exd2+ 21. Qxd2 0-0 22. f3 Qf5 23. Rhe1 Nd7 24. Bxg7 Kxg7 25. Qe3 Qf6 26. Kb1 Qc6 27. Qf4 Nb6 28. Rd6 Bf5+ 29. Ka2 Qb7 30. g4 Be6 31. Rd8 Nc8 32. Rxf8 Kxf8 33. Rxe6 g5 34. Qe4 Qxc7 35. Re8+ Kg7 36. Qe5+ Qxe5 37. Rxe5 f6 38. Rxc5 Ne7 39. Rc7 Kf8 40. Ra7 1-0

[Event "Pan American-ch U14 4th"]
[Site "Sao Paulo"]
[Date "1991.12.??"]
[Round "1"]
[White "Vera, Pedro"]
[Black "Valenzuela, Luis"]
[Result "0-1"]
[ECO "E60"]
[PlyCount "56"]
[EventDate "1991.12.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. e3 Bg7 4. d4 0-0 5. g3 d5 6. Nc3 c5 7. dxc5 Qa5 8. Bd2 Qxc5 9. b3 Ne4 10. Rc1 Bg4 11. Bd3 Nxd2 12. Kxd2 dxc4 13. Bxc4 Rd8+ 14. Bd3 Nc6 15. Ke1 Bxc3+ 16. Kf1 Bxf3 17. Qxf3 Rxd3 18. Qe4 Rad8 19. Qg4 Ne5 20. Qe2 Rd2 21. Qe1 Qb5+ 22. Kg1 Nf3+ 23. Kg2 Nxe1+ 24. Rhxe1 Rxf2+ 25. Kxf2 Bxe1+ 26. Kxe1 Qd3 27. Rc7 Qxe3+ 28. Kf1 Qf3+ 0-1

