[Event "Pan American-ch U16"]
[Site "Montevideo"]
[Date "2022.06.27"]
[Round "2"]
[White "Amigo Quintana, Antu"]
[Black "Lavandeira, Juan Bautista"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2073"]
[BlackElo "1662"]
[PlyCount "79"]
[EventDate "2022.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Be3 c6 7. g4 a6 8. Bg2 b5 9. cxb5 axb5 10. Nge2 Qa5 11. 0-0 Bb7 12. f4 b4 13. Nb1 Rd8 14. Qe1 Nbd7 15. Nd2 c5 16. g5 Ne8 17. Qf2 e6 18. f5 exf5 19. exf5 Bxg2 20. Qxg2 cxd4 21. Nb3 Qb5 22. Nexd4 Qd3 23. Qf2 Ne5 24. f6 Nxf6 25. gxf6 Bxf6 26. Rad1 Bh4 27. Qf4 g5 28. Qxe5 Qxf1+ 29. Rxf1 dxe5 30. Nf5 Rxa2 31. Rb1 f6 32. Kg2 Kf7 33. Kf3 h5 34. Ke4 Rb8 35. Rc1 Rxb2 36. Rc7+ Kg8 37. Nh6+ Kf8 38. Nc5 Ke8 39. Ne6 Re2 40. Nf5 1-0

[Event "Pan American-ch U16"]
[Site "Montevideo"]
[Date "2022.06.27"]
[Round "3"]
[White "Lavandeira, Juan Bautista"]
[Black "Reyes Zavaleta, Fabian Ricardo"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "1662"]
[BlackElo "2048"]
[PlyCount "117"]
[EventDate "2022.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 Be7 5. b3 0-0 6. Bb2 c5 7. Bd3 Nc6 8. 0-0 b6 9. Ne5 Bb7 10. cxd5 exd5 11. Nd2 Bd6 12. Rc1 Nb4 13. Bb1 Qe7 14. Ndf3 Ne4 15. a3 Na6 16. dxc5 bxc5 17. Qe2 Rac8 18. Rfd1 f6 19. Nd3 g5 20. h4 Nc7 21. hxg5 fxg5 22. Nfe5 Ne6 23. Qh5 Ng7 24. Ng4 d4 25. Nh6+ Kh8 26. Qh3 Rce8 27. f3 Bc8 28. g4 Nf6 29. e4 Nfh5 30. b4 cxb4 31. Bxd4 Ng3 32. Qg2 Bf4 33. Nxf4 gxf4 34. Bc5 Qh4 35. Bxf8 Qxh6 36. Bxb4 Ba6 37. Bd3 Bxd3 38. Rxd3 Ne6 39. Rc6 Qg5 40. Rd5 Qg6 41. Bc3+ Kg8 42. Rdd6 Qg5 43. Bb4 a5 44. Rd5 Qg7 45. Bxa5 Nd4 46. Bc3 Nde2+ 47. Kh2 Nxc3 48. Rdc5 Nce2 49. a4 Rd8 50. Rc8 Qd7 51. Rxd8+ Qxd8 52. Qh3 Nd4 53. Rc3 Nde2 54. Rc2 Nd4 55. Rc3 Ne6 56. Rc2 Qb6 57. g5 Qd6 58. Qh6 Qd7 59. g6 1/2-1/2

[Event "Pan American-ch U16"]
[Site "Montevideo"]
[Date "2022.06.26"]
[Round "1"]
[White "Lavandeira, Juan Bautista"]
[Black "Montes Orozco, Miguel Angel"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1662"]
[BlackElo "2120"]
[PlyCount "56"]
[EventDate "2022.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 cxd4 4. exd4 d5 5. Nc3 Nc6 6. cxd5 Nxd5 7. Bc4 Be6 8. Bb3 a6 9. Nf3 Na5 10. Ng5 Nxc3 11. bxc3 Bxb3 12. axb3 Qd5 13. Rxa5 Qxa5 14. Qf3 f6 15. Ne6 Rc8 16. Bd2 Kf7 17. Qxb7 Re8 18. Nc7 Rd8 19. Qc6 Rd6 20. Qc4+ e6 21. Bf4 Qa1+ 22. Ke2 Qa2+ 23. Kf3 Rb6 24. d5 g5 25. dxe6+ Kg7 26. Ne8+ Kh6 27. h4 Qxb3 28. Bxg5+ Kg6 1-0

[Event "ARG-ch 96th"]
[Site "Buenos Aires"]
[Date "2022.06.04"]
[Round "3"]
[White "Lavandeira, Juan Bautista"]
[Black "Torres, Federico"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1662"]
[BlackElo "2142"]
[PlyCount "108"]
[EventDate "2022.06.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 c6 2. Nf3 Nf6 3. Bf4 d5 4. e3 g6 5. Bd3 Bg7 6. h3 0-0 7. Nbd2 Nbd7 8. Qe2 b6 9. c3 Bb7 10. 0-0 Re8 11. e4 dxe4 12. Nxe4 c5 13. Nfg5 h6 14. Nxf7 Kxf7 15. Bc4+ Nd5 16. Qf3 Kg8 17. Qg4 Kh7 18. Qh4 e5 19. Bg5 Qc7 20. dxe5 Nxe5 21. Bxd5 Bxd5 22. Nf6+ Bxf6 23. Qxh6+ Kg8 24. Bxf6 Qh7 25. Qf4 Nd7 26. Bg5 Re5 27. Rad1 Rf8 28. Qg3 Qf7 29. Bh6 Rfe8 30. f4 Re3 31. Qg5 Bc4 32. Rxd7 Qxd7 33. Qxg6+ Kh8 34. f5 Qf7 35. Qxf7 Bxf7 36. Bxe3 Rxe3 37. Rf2 Bxa2 38. Kh2 Kg7 39. g4 Bc4 40. g5 a5 41. Rd2 Re2+ 42. Rxe2 Bxe2 43. Kg3 b5 44. Kf4 a4 45. Ke3 Bd1 46. Kd2 Bf3 47. h4 Bg4 48. f6+ Kg6 49. Kc2 Bf5+ 50. Kc1 Be6 51. Kc2 Bf7 52. Kd2 Kh5 53. Kc2 Kxh4 54. c4 b4 0-1

[Event "Montevideo Duchamp Cup 5th"]
[Site "Montevideo"]
[Date "2022.02.19"]
[Round "9"]
[White "Lavandeira, Juan Bautista"]
[Black "Avedisian, Alexander"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1516"]
[BlackElo "1875"]
[PlyCount "68"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 4. e4 d6 5. Ne2 0-0 6. 0-0 Nc6 7. h3 Re8 8. Be3 e5 9. Nbc3 exd4 10. Nxd4 Nh5 11. Kh2 Ne5 12. Qe2 c5 13. Nb3 Be6 14. Rad1 Bc4 15. Qe1 Bxf1 16. Qxf1 c4 17. Nd2 b5 18. Nxb5 Qb8 19. a4 a6 20. Na3 Qxb2 21. Ndxc4 Nxc4 22. Nxc4 Qxc2 23. Nxd6 Red8 24. Bb6 Rd7 25. a5 Be5 26. Rc1 Qb3 27. Nc4 Nxg3 28. fxg3 Qxg3+ 29. Kg1 Qh2+ 30. Kf2 Qg3+ 31. Kg1 Qh2+ 32. Kf2 Qg3+ 33. Ke2 Qd3+ 34. Kf2 Qg3+ 1/2-1/2

[Event "Montevideo Duchamp Cup 5th"]
[Site "Montevideo"]
[Date "2022.02.18"]
[Round "8"]
[White "Roselli Mailhe, Bernardo"]
[Black "Lavandeira, Juan Bautista"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2426"]
[BlackElo "1516"]
[PlyCount "63"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Nd2 c6 5. Bd3 Bd6 6. Bg3 0-0 7. Ngf3 Re8 8. Qe2 b6 9. e4 Bxg3 10. hxg3 h6 11. e5 Nfd7 12. g4 Nf8 13. Qe3 f6 14. exf6 Qxf6 15. Ne5 Nbd7 16. f4 Nxe5 17. fxe5 Qg5 18. Qxg5 hxg5 19. Nf3 c5 20. c3 g6 21. Nxg5 Re7 22. Kd2 c4 23. Bc2 b5 24. Rh6 Kg7 25. Rah1 Rb8 26. Nh7 Rf7 27. Nxf8 Kxf8 28. Rh8+ Ke7 29. Bxg6 Rg7 30. g5 Kd7 31. R1h7 Rxh7 32. Bxh7 1-0

[Event "Montevideo Duchamp Cup 5th"]
[Site "Montevideo"]
[Date "2022.02.17"]
[Round "7"]
[White "Lavandeira, Juan Bautista"]
[Black "Guerrero, Alvaro"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1516"]
[BlackElo "2123"]
[PlyCount "129"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. Bxf6 Qxf6 4. Nf3 b6 5. e3 Bb7 6. Be2 d6 7. 0-0 Nd7 8. Nbd2 Be7 9. Rc1 0-0 10. c4 c5 11. a3 Rfd8 12. b4 cxd4 13. Nxd4 d5 14. cxd5 Bxd5 15. Bf3 Ne5 16. Bxd5 Rxd5 17. Qb3 Qh6 18. N2f3 Bf6 19. Rc7 g5 20. e4 Rdd8 21. h3 g4 22. hxg4 Nxg4 23. Nc6 Rdc8 24. Ne7+ Bxe7 25. Rxe7 Rc1 26. Rd1 Rxd1+ 27. Qxd1 Qf4 28. Qd2 Qxe4 29. Qg5+ Kf8 30. Rc7 Qb1+ 31. Rc1 Qg6 32. Qxg6 hxg6 33. Rc7 Ke8 34. Kf1 b5 35. Nd4 a6 36. Nc6 Kf8 37. Ke2 Nh6 38. Ne5 Kg7 39. Ke3 a5 40. Rb7 axb4 41. axb4 Nf5+ 42. Kf4 Nd6 43. Rb6 Rd8 44. Nc6 Rh8 45. Ne5 Rh4+ 46. g4 f6 47. Rxd6 fxe5+ 48. Kg3 Rh1 49. Rxe6 Rb1 50. Rxe5 Rxb4 51. Re7+ Kf6 52. Rb7 Rb3+ 53. Kf4 Rb4+ 54. Kg3 Rb3+ 55. Kf4 Rb4+ 56. Kg3 Ke5 57. f4+ Kf6 58. Rb6+ Kf7 59. Rb7+ Kf8 60. g5 Rb1 61. Rb8+ Kf7 62. Rb7+ Ke6 63. Rb6+ Kf7 64. Rb7+ Ke6 65. Rb6+ 1-0

[Event "Montevideo Duchamp Cup 5th"]
[Site "Montevideo"]
[Date "2022.02.16"]
[Round "6"]
[White "Escofet Fernandez, Jaime"]
[Black "Lavandeira, Juan Bautista"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "1981"]
[BlackElo "1516"]
[PlyCount "66"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nc3 Be7 7. Qf3 0-0 8. Be3 Nc6 9. 0-0-0 Bf6 10. Bd3 Nb4 11. Be2 g6 12. a3 Nc6 13. Nh3 Be6 14. b3 d5 15. c5 Nc8 16. Nf4 N8e7 17. h4 b6 18. h5 g5 19. Nxe6 fxe6 20. Qg4 Nf5 21. Na4 h6 22. Rhe1 Qd7 23. Kb1 Na5 24. Ka2 Rab8 25. Rb1 Nxb3 26. Rxb3 Qxa4 27. Bb5 Qa5 28. Bd7 Qxe1 29. Bxe6+ Kh8 30. Qxf5 Qe2+ 31. Ka1 Qd1+ 32. Ka2 Bxd4 33. Bxd4+ Qxd4 0-1

[Event "Montevideo Duchamp Cup 5th"]
[Site "Montevideo"]
[Date "2022.02.15"]
[Round "5"]
[White "Lavandeira, Juan Bautista"]
[Black "Rodriguez Buela, Martin"]
[Result "1-0"]
[ECO "A98"]
[WhiteElo "1516"]
[BlackElo "1796"]
[PlyCount "86"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 e6 2. g3 f5 3. Bg2 Nf6 4. Nf3 Be7 5. 0-0 0-0 6. c4 d6 7. Qc2 Qe8 8. Nc3 Qh5 9. Nb5 Bd8 10. c5 dxc5 11. Qxc5 Nbd7 12. Qc4 Nb6 13. Qb3 Nfd5 14. Re1 Bd7 15. Ne5 Bxb5 16. Qxb5 c6 17. Qd3 Bc7 18. e4 Nf6 19. Qb3 Rae8 20. exf5 Qxf5 21. f3 Nfd5 22. a4 Re7 23. a5 Nd7 24. Nxd7 Rxd7 25. Qxb7 Bxg3 26. Qxd7 Bxe1 27. Bh6 Bf2+ 28. Kxf2 gxh6 29. Re1 Nf4 30. Re4 Nxg2 31. Qxe6+ Qxe6 32. Rxe6 Nf4 33. Rxc6 Nd5 34. Rd6 Rf5 35. Rd8+ Kf7 36. Rd7+ Ne7 37. Rxa7 Rb5 38. Ke3 Rxb2 39. d5 Kf6 40. Ra6+ Kf5 41. d6 Nd5+ 42. Kd4 Nb4 43. Rb6 Nc2+ 1-0

[Event "Montevideo Duchamp Cup 5th"]
[Site "Montevideo"]
[Date "2022.02.14"]
[Round "4"]
[White "Griselka, Diego"]
[Black "Lavandeira, Juan Bautista"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1685"]
[BlackElo "1516"]
[PlyCount "138"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 d6 5. h3 Nbd7 6. Be2 0-0 7. c4 b6 8. Nc3 Bb7 9. 0-0 Ne4 10. Nxe4 Bxe4 11. Bd3 Bb7 12. Bh2 e5 13. Be2 Qe7 14. Rc1 f5 15. d5 a5 16. a3 h6 17. b4 g5 18. Ne1 axb4 19. axb4 Ra2 20. Rc2 Ra3 21. Qd2 Rfa8 22. Rc3 Qf8 23. Rxa3 Rxa3 24. Nc2 Ra2 25. Ra1 Qa8 26. Rxa2 Qxa2 27. Qd1 Ba6 28. b5 Bb7 29. f4 exf4 30. exf4 Qb2 31. Bd3 Qf6 32. Qe2 Nc5 33. Bg3 Kf8 34. fxg5 Qxg5 35. Kh2 f4 36. Bf2 Be5 37. Kg1 Bc8 38. Bxc5 bxc5 39. Qf3 Kg7 40. Ne1 Bd7 41. Kf1 Be8 42. Qe4 Bg6 43. Qxg6+ Qxg6 44. Bxg6 Kxg6 45. Nf3 Kf5 46. Ke2 Ke4 47. Kd2 Bd4 48. Ne1 Be3+ 49. Kc3 Bf2 50. Nc2 f3 51. gxf3+ Kxf3 52. Kd3 Kg2 53. Ke2 Bh4 54. Ne3+ Kxh3 55. Kf3 Bg5 56. Nf5 h5 57. Ng3 h4 58. Nf1 Bf6 59. Ne3 Be5 60. Ng2 Bd4 61. Nf4+ Kh2 62. Kg4 Bf6 63. Ne6 Kg2 64. Nxc7 h3 65. Ne6 h2 66. Nf4+ Kf2 67. Nh5 Be5 68. b6 h1Q 69. b7 Qg2+ 0-1

[Event "Montevideo Duchamp Cup 5th"]
[Site "Montevideo"]
[Date "2022.02.13"]
[Round "3"]
[White "Lavandeira, Juan Bautista"]
[Black "Jaugust, Jose Manuel"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "1516"]
[PlyCount "67"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. g3 Nf6 4. Bg2 Bf5 5. Nf3 Nbd7 6. Nc3 e6 7. 0-0 dxc4 8. Nh4 Bd6 9. Nxf5 exf5 10. Qc2 g6 11. e4 fxe4 12. Nxe4 Be7 13. Qxc4 0-0 14. Bh6 Re8 15. Ng5 Nd5 16. Bxd5 cxd5 17. Qxd5 Bxg5 18. Bxg5 Nf6 19. Qxd8 Raxd8 20. Bxf6 Rd6 21. Be5 Rb6 22. b3 f6 23. Bf4 Kf7 24. Rfe1 Rbe6 25. Rxe6 Rxe6 26. d5 Re2 27. Kf1 Rc2 28. Rc1 Rxc1+ 29. Bxc1 Ke7 30. Ba3+ Kd7 31. Ke2 a5 32. Ke3 f5 33. Kf4 b5 34. Bc5 1-0

[Event "Montevideo Duchamp Cup 5th"]
[Site "Montevideo"]
[Date "2022.02.13"]
[Round "2"]
[White "Parma, Pamela"]
[Black "Lavandeira, Juan Bautista"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "1761"]
[BlackElo "1516"]
[PlyCount "101"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 c5 7. d5 e6 8. Nc3 exd5 9. cxd5 c4 10. Be3 Bb4 11. d6 Nc6 12. Nf3 Bg4 13. Bf4 0-0 14. Be2 Nd7 15. 0-0 Bxf3 16. Bxf3 Ndxe5 17. Bxe5 Nxe5 18. Bxb7 Qb6+ 19. Kh1 Qxb7 20. Qd4 Ng6 21. Ne4 Rad8 22. Rad1 Qb6 23. Qd5 Rd7 24. a3 Bxd6 25. Nxd6 Rfd8 26. Qxc4 Rxd6 27. Qxf7+ Kh8 28. Rxd6 Qxd6 29. Qxa7 Ne5 30. Qa4 Nd3 31. Qc2 Qd4 32. h3 Qxb2 33. Qxd3 Ra8 34. a4 h6 35. a5 Qb7 36. a6 Qa7 37. Qg6 Qd4 38. Qc6 Qa7 39. Qb7 Kg8 40. Rf7 Qxb7 41. axb7 Ra1+ 42. Kh2 Rb1 43. Rc7 Kh7 44. Kg3 Kg6 45. Kf4 Kf6 46. Ke4 g6 47. Kd5 Rd1+ 48. Kc6 Rb1 49. Rc8 Rc1+ 50. Kd7 Rd1+ 51. Ke8 1-0

[Event "Montevideo Duchamp Cup 5th"]
[Site "Montevideo"]
[Date "2022.02.12"]
[Round "1"]
[White "Lavandeira, Juan Bautista"]
[Black "Brizzi, Milagros Tatiana"]
[Result "0-1"]
[ECO "E09"]
[WhiteElo "1516"]
[BlackElo "2063"]
[PlyCount "58"]
[EventDate "2022.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. g3 Nf6 4. Bg2 e6 5. Nf3 Nbd7 6. 0-0 Be7 7. Qc2 0-0 8. Nbd2 b6 9. e4 Bb7 10. b3 Rc8 11. e5 Ne8 12. Bb2 Nc7 13. Rac1 a5 14. a3 c5 15. Rfd1 cxd4 16. a4 Bc5 17. Qd3 f6 18. exf6 Qxf6 19. Bxd4 e5 20. Bxc5 Nxc5 21. Qe3 e4 22. Ne1 d4 23. Qe2 Rce8 24. Qg4 Qxf2+ 25. Kh1 e3 26. Ndf3 e2 27. Rxd4 Qf1+ 28. Ng1 Bxg2+ 29. Nxg2 Qxc1 0-1

[Event "South America-ch U14 16th"]
[Site "Buenos Aires"]
[Date "2019.12.02"]
[Round "2.8"]
[White "Chiappero, Julio Alfredo"]
[Black "Lavandeira, Juan Bautista"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1865"]
[BlackElo "1628"]
[PlyCount "67"]
[EventDate "2019.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 c5 4. c3 Nc6 5. e3 Nge7 6. Nbd2 Ng6 7. Bg3 Bd6 8. Bd3 0-0 9. 0-0 b6 10. Rc1 Bb7 11. Re1 Re8 12. Bb1 Rc8 13. Bxd6 Qxd6 14. dxc5 bxc5 15. e4 Nce5 16. exd5 exd5 17. Bf5 Rcd8 18. Nxe5 Nxe5 19. Nf3 Qf6 20. Rxe5 Rxe5 21. Nxe5 Qxe5 22. Qh5 Kf8 23. Qxh7 d4 24. cxd4 cxd4 25. Bd3 Qg5 26. Qh8+ Ke7 27. Re1+ Kd6 28. Qh3 Qd2 29. Qg3+ Kc5 30. Qc7+ Bc6 31. b4+ Kxb4 32. Rb1+ Ka3 33. Qe7+ Ka4 34. Bc2+ 1-0

[Event "San Luis Betania op 3rd"]
[Site "San Luis"]
[Date "2019.02.01"]
[Round "2"]
[White "Trucco, Fabio"]
[Black "Lavandeira, Juan Bautista"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2169"]
[BlackElo "1448"]
[PlyCount "120"]
[EventDate "2019.02.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. e3 Bg7 4. Nf3 d6 5. d4 0-0 6. Be2 Nbd7 7. Nbd2 c5 8. 0-0 a6 9. c4 Rb8 10. a4 Qc7 11. Qc2 b6 12. Rad1 Bb7 13. Rfe1 Rbe8 14. d5 e5 15. dxe6 fxe6 16. Nf1 Nb8 17. Ng3 Nc6 18. h4 Ne7 19. e4 e5 20. Qd3 Rd8 21. h5 gxh5 22. Ng5 Qc8 23. Nxh5 Ng6 24. Qh3 Qxh3 25. gxh3 Rfe8 26. Nxf6+ Bxf6 27. Bc1 Nf4 28. Bxf4 exf4 29. h4 h6 30. Nh3 Bxh4 31. Bf3 Bg5 32. Bg2 Re5 33. f3 Bh4 34. Re2 Bg3 35. Red2 Re6 36. Nf2 Bxf2+ 37. Kxf2 Kf7 38. Bh3 Rg6 39. e5 Ke7 40. Bf5 Rg5 41. exd6+ Kf6 42. Bh3 Bxf3 43. Re1 Bg4 44. Bxg4 Rxg4 45. Kf3 Rg3+ 46. Kxf4 Rxb3 47. Ke4 Ke6 48. d7 Rb4 49. Kf4+ Kf7 50. Re4 Rxa4 51. Ke5 b5 52. Kd6 bxc4 53. Rf4+ Kg6 54. Rg2+ Kh5 55. Ke7 Ra8 56. d8Q Rxd8 57. Kxd8 Rb4 58. Rf5+ Kh4 59. Rxc5 h5 60. Rgg5 Rb5 1-0

[Event "Pan American-ch U12"]
[Site "Santiago de Chile"]
[Date "2018.07.22"]
[Round "1"]
[White "Lavandeira, Juan Bautista"]
[Black "Zong, Davis Jr"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1391"]
[BlackElo "2075"]
[PlyCount "74"]
[EventDate "2018.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nf3 d5 6. Bd3 c5 7. cxd5 cxd4 8. exd4 Nxd5 9. 0-0 Nc6 10. a3 Be7 11. Bc2 b6 12. Ne4 Ba6 13. Re1 Nf6 14. Nxf6+ Bxf6 15. Be4 Rc8 16. Be3 Qd7 17. Qd2 Na5 18. Rab1 Bb7 19. Bxb7 Qxb7 20. Red1 Qe4 21. Qd3 Qd5 22. h3 Rfd8 23. Ne1 Nb3 24. Nc2 a5 25. f4 Qc4 26. Qxc4 Rxc4 27. Rd3 Rxc2 28. Rxb3 Bxd4 29. Bxd4 Rxd4 30. Rxb6 g6 31. Ra6 a4 32. g3 Rd3 33. g4 Rg3+ 34. Kh1 Rxh3+ 35. Kg1 Rg3+ 36. Kh1 Rxg4 37. Rxa4 Rc5 0-1

[Event "ARG-ch sf U2000"]
[Site "Villa Carlos Paz"]
[Date "2018.07.01"]
[Round "3.2"]
[White "Lavandeira, Juan Bautista"]
[Black "Tornquist, Carlos"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "1391"]
[BlackElo "1791"]
[PlyCount "100"]
[EventDate "2018.06.30"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Nf3 Na6 7. Be3 e5 8. d5 b6 9. Be2 Nc5 10. Nd2 a5 11. g4 Bd7 12. h4 Qc8 13. Rg1 c6 14. h5 cxd5 15. cxd5 Qb7 16. a4 Ne8 17. Nb3 Nc7 18. Nxc5 bxc5 19. Qc2 Rfb8 20. Rb1 Qb3 21. Kd2 Rb4 22. Bd1 Qxc2+ 23. Bxc2 Rab8 24. Kc1 Na6 25. Na2 R4b7 26. b3 c4 27. bxc4 Rxb1+ 28. Bxb1 Bxa4 29. Bd2 Nb4 30. Nxb4 axb4 31. Kb2 Bf6 32. f4 exf4+ 33. Kc1 g5 34. Rf1 Bb3 35. Bd3 Ra8 36. Bxb4 Be5 37. Rf3 Ra4 38. Be1 Bd4 39. Bf2 Bxf2 40. Rxf2 Bxc4 41. Bc2 Ra1+ 42. Kb2 Rg1 43. Kc3 Bf1 44. Bd1 Bh3 45. Be2 Bxg4 46. e5 Bd7 47. Kd4 h6 48. exd6 Kg7 49. Ke5 Ra1 50. Bd3 Ra4 0-1

[Event "ARG-ch sf U2000"]
[Site "Villa Carlos Paz"]
[Date "2018.06.30"]
[Round "1.7"]
[White "Lavandeira, Juan Bautista"]
[Black "Pereyra, Alberto"]
[Result "1-0"]
[ECO "D08"]
[WhiteElo "1391"]
[BlackElo "1610"]
[PlyCount "73"]
[EventDate "2018.06.30"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. e4 Bg4 6. Bf4 Bb4+ 7. Nbd2 Nge7 8. h3 Bxf3 9. gxf3 Ng6 10. Bg3 Qg5 11. h4 Qxd2+ 12. Qxd2 Bxd2+ 13. Kxd2 Ngxe5 14. f4 Nd7 15. f5 Nde5 16. f4 Ng4 17. Be2 h5 18. Bxg4 hxg4 19. h5 Rh6 20. Rh4 0-0-0 21. Rah1 g6 22. hxg6 Rxh4 23. Rxh4 fxg6 24. fxg6 Rg8 25. Rxg4 Kd7 26. Kd3 Ne7 27. f5 c5 28. Bh4 Nc6 29. Bg3 Nb4+ 30. Kd2 Nxa2 31. e5 Nb4 32. f6 Ke6 33. f7 Rf8 34. g7 Kxf7 35. e6+ Ke8 36. gxf8Q+ Kxf8 37. Bd6+ 1-0

[Event "ARG-ch sf U2000"]
[Site "Villa Carlos Paz"]
[Date "2018.06.30"]
[Round "2.3"]
[White "Lesnaberes, Dario"]
[Black "Lavandeira, Juan Bautista"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1773"]
[BlackElo "1391"]
[PlyCount "51"]
[EventDate "2018.06.30"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 0-0 5. Be2 d6 6. 0-0 Nbd7 7. h3 c6 8. c4 Re8 9. Nc3 Qa5 10. a3 c5 11. dxc5 Qxc5 12. b4 Qb6 13. Qb3 Nc5 14. Qc2 Ne6 15. Bh2 Bd7 16. Nd5 Nxd5 17. cxd5 Rac8 18. Qd3 Rc3 19. dxe6 Rxd3 20. exd7 Rd8 21. Bxd3 Bxa1 22. Rxa1 Rxd7 23. Kf1 Rc7 24. Ke2 Qc6 25. Ra2 Qd5 26. Rd2 1/2-1/2

[Event "ARG-ch U12"]
[Site "Villa Martelli"]
[Date "2018.02.09"]
[Round "2.4"]
[White "Lavandeira, Juan Bautista"]
[Black "Hoffman, Juan Cruz"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "1251"]
[BlackElo "1547"]
[PlyCount "45"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 c5 2. d5 g6 3. c4 d6 4. g3 Bg7 5. Bg2 Nf6 6. Nh3 0-0 7. 0-0 Nbd7 8. Re1 Ne8 9. e4 Nc7 10. Nd2 Ne5 11. Rb1 b5 12. b3 Rb8 13. Bb2 Nd3 14. Bxg7 Kxg7 15. Re3 Ne5 16. Nf4 Ng4 17. Rd3 Ne5 18. Re3 Ba6 19. Rc3 Qd7 20. h4 h5 21. Bh3 Qe8 22. Ne2 bxc4 23. bxc4 1/2-1/2

[Event "Wch U12"]
[Site "Pocos de Caldas"]
[Date "2017.08.29"]
[Round "9"]
[White "Lavandeira, Juan Bautista"]
[Black "Hayssan, Abdul Arnaldo Afu"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "1335"]
[PlyCount "50"]
[EventDate "2017.08.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 Bf5 5. cxd5 cxd5 6. Nf3 Nbd7 7. e3 e6 8. Bd3 Bxd3 9. Qxd3 Be7 10. 0-0 0-0 11. Ng5 h6 12. Nf3 Rc8 13. Rac1 Qa5 14. a3 Ne8 15. Rc2 Bd6 16. Bxd6 Nxd6 17. Rfc1 Nb6 18. Ne5 Nbc4 19. Nxc4 Nxc4 20. Ne2 a6 21. b3 Nd6 22. Rxc8 Rxc8 23. Rxc8+ Nxc8 24. Qc3 Qxc3 25. Nxc3 b5 1/2-1/2

[Event "Wch U12"]
[Site "Pocos de Caldas"]
[Date "2017.08.28"]
[Round "8"]
[White "Nunez, Pablo"]
[Black "Lavandeira, Juan Bautista"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1159"]
[BlackElo "1335"]
[PlyCount "67"]
[EventDate "2017.08.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d4 c6 6. Bd2 Qc7 7. Nf3 Bg4 8. h3 Bh5 9. Be2 Nbd7 10. b4 e6 11. a3 Bd6 12. b5 0-0 13. 0-0 Nd5 14. Nxd5 cxd5 15. a4 Rac8 16. Rc1 Nb6 17. Ng5 Bxe2 18. Qxe2 Nxa4 19. Qd3 g6 20. h4 Nb2 21. Qf3 Nc4 22. Be3 Nxe3 23. fxe3 Be7 24. Qh3 Bxg5 25. hxg5 e5 26. Rf6 exd4 27. exd4 Qc4 28. c3 Qxb5 29. Kh2 Qe2 30. Rf4 Qd2 31. Rcf1 Rxc3 32. Qd7 Rc1 33. Rxf7 Rxf1 34. Rg7+ 1-0

[Event "Wch U12"]
[Site "Pocos de Caldas"]
[Date "2017.08.27"]
[Round "6"]
[White "Lavandeira, Juan Bautista"]
[Black "Funayama S A, Yuri"]
[Result "1/2-1/2"]
[ECO "E08"]
[WhiteElo "1335"]
[BlackElo "1393"]
[PlyCount "74"]
[EventDate "2017.08.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nf3 Nf6 4. g3 c6 5. Qc2 Nbd7 6. Bg2 Be7 7. 0-0 0-0 8. Ne5 Bd6 9. Bf4 Qc7 10. Nxd7 Qxd7 11. Bxd6 Qxd6 12. c5 Qc7 13. Nd2 Bd7 14. e4 Rfb8 15. e5 Ne8 16. Nf3 h6 17. Rab1 a5 18. a3 a4 19. h4 h5 20. Ng5 g6 21. f3 b6 22. g4 hxg4 23. fxg4 Qd8 24. Nxf7 Qxh4 25. Qxg6+ Kf8 26. Nd6+ Ke7 27. Rf7+ Kd8 28. Rh7 Qg3 29. Qg5+ Kc7 30. Qe7 Qe3+ 31. Kh1 Rd8 32. Nxe8+ Kb7 33. Qd6 Ka6 34. Nc7+ Ka7 35. Nxa8 Kxa8 36. Rxd7 Qh6+ 37. Kg1 Qe3+ 1/2-1/2

[Event "Wch U12"]
[Site "Pocos de Caldas"]
[Date "2017.08.24"]
[Round "4"]
[White "Lavandeira, Juan Bautista"]
[Black "Peroza, Eduardo Antunes"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "1335"]
[BlackElo "1545"]
[PlyCount "60"]
[EventDate "2017.08.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 c6 7. Bd3 Be7 8. Nge2 0-0 9. Qc2 Re8 10. 0-0 Nf8 11. f3 h6 12. Bh4 Ne6 13. Kh1 Nc7 14. e4 Be6 15. e5 Nd7 16. Bxe7 Qxe7 17. f4 Bg4 18. Ng3 f6 19. h3 fxe5 20. fxe5 Be6 21. Nce2 Nf8 22. Nf4 Rad8 23. Nxe6 Ncxe6 24. Nf5 Qc7 25. Nd6 Re7 26. Rf3 Nxd4 27. Rxf8+ Rxf8 28. Bh7+ Kh8 29. Qg6 Rxe5 30. Bg8 Kxg8 0-1

[Event "Wch U12"]
[Site "Pocos de Caldas"]
[Date "2017.08.22"]
[Round "1"]
[White "Huston, Gus"]
[Black "Lavandeira, Juan Bautista"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1858"]
[BlackElo "1335"]
[PlyCount "87"]
[EventDate "2017.08.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d4 Bg4 6. Be2 c6 7. 0-0 e6 8. Re1 Bd6 9. Ne5 Bxe2 10. Qxe2 0-0 11. Bf4 Qb4 12. Qd3 Bxe5 13. Bxe5 Nbd7 14. a3 Qe7 15. Qg3 Nxe5 16. dxe5 Nd5 17. Ne4 Rfd8 18. c4 Nb6 19. Nd6 Nc8 20. c5 Nxd6 21. cxd6 Qd7 22. Rac1 Rdc8 23. Qe3 Rcb8 24. h3 Kh8 25. Rc4 a5 26. Rec1 Ra6 27. b4 axb4 28. axb4 b5 29. R4c3 Rba8 30. Qe4 Rc8 31. Rc5 Kg8 32. Qc2 Kh8 33. Rxb5 Raa8 34. Rc5 Ra6 35. b5 Rb6 36. Rxc6 Rbxc6 37. Qxc6 Rxc6 38. bxc6 Qc8 39. c7 g5 40. d7 Qxd7 41. c8Q+ Qxc8 42. Rxc8+ Kg7 43. g4 f6 44. Rc7+ 1-0

[Event "Pan American-ch U12"]
[Site "San Jose"]
[Date "2017.07.03"]
[Round "5"]
[White "Lavandeira, Juan Bautista"]
[Black "England, Max"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1317"]
[BlackElo "1727"]
[PlyCount "66"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. Nf3 Be7 5. e3 0-0 6. Bd3 c6 7. 0-0 Nd7 8. Nbd2 g6 9. e4 dxe4 10. Nxe4 f5 11. Ng3 Bf6 12. Qd2 Nb6 13. c3 Be6 14. b3 Rc8 15. Rac1 c5 16. dxc5 Rxc5 17. c4 Rc7 18. Rfd1 Rd7 19. Qc2 Qb8 20. Be2 Rfd8 21. Rxd7 Nxd7 22. Rd1 Qf4 23. a4 Ne5 24. Rxd8+ Bxd8 25. Nxe5 Qxe5 26. Bf3 b6 27. h3 Qe1+ 28. Kh2 Bc7 29. Bd5 f4 30. Ne4 f3+ 31. g3 Bxd5 32. cxd5 Qf1 33. Nf6+ Kh8 0-1

[Event "Pan American-ch U12"]
[Site "San Jose"]
[Date "2017.07.03"]
[Round "4"]
[White "Velasquez Cristancho, Juan Pablo"]
[Black "Lavandeira, Juan Bautista"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1701"]
[BlackElo "1317"]
[PlyCount "124"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. e5 Bf5 3. d4 e6 4. Bd3 Bxd3 5. Qxd3 c5 6. c3 Nc6 7. Nf3 f6 8. 0-0 cxd4 9. cxd4 Rc8 10. Nc3 Be7 11. Be3 a6 12. Rac1 Qc7 13. Bf4 f5 14. a3 h6 15. h4 Qd8 16. h5 Kd7 17. Rfe1 Qe8 18. Na4 Kd8 19. Nb6 Rb8 20. b4 g5 21. hxg6 Qxg6 22. Qd2 h5 23. Na4 h4 24. Nc5 h3 25. g3 Bxc5 26. bxc5 Qh5 27. Nh2 Nh6 28. Bxh6 Rxh6 29. Red1 Kd7 30. Rb1 Rh7 31. Rb2 Rf7 32. Rdb1 Kc8 33. Rb6 f4 34. g4 Qh7 35. f3 Qh4 36. Rd1 Qg3+ 37. Kh1 Nxd4 38. Rg1 Nxf3 39. Rxg3 Nxd2 40. Rd3 Ne4 41. Rxe6 Nf2+ 42. Kg1 Nxd3 43. Rd6 f3 44. Rxd5 Nf4 45. Rd6 Ne2+ 46. Kf2 Nc3 47. Rd4 Kc7 48. g5 Rf5 49. Nxf3 Rh8 50. Rd3 h2 51. Rxc3 h1Q 52. e6 Rh2+ 53. Ke3 Qxf3+ 54. Kd4 Rd5+ 55. Kc4 Rh4+ 56. Kb3 Qd1+ 57. Rc2 Qe1 58. g6 Qxe6 59. Kb2 Qxg6 60. a4 Qg7+ 61. Kb1 Rb4+ 62. Kc1 Qg1# 0-1

[Event "Pan American-ch U12"]
[Site "San Jose"]
[Date "2017.07.02"]
[Round "2"]
[White "Alvarado Zamora, Albert"]
[Black "Lavandeira, Juan Bautista"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1683"]
[BlackElo "1317"]
[PlyCount "75"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[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. Nf3 Bg4 5. Be2 Bxf3 6. Bxf3 c6 7. d3 Nf6 8. Bd2 Qc7 9. g3 e6 10. 0-0 Bd6 11. Ne4 Nbd7 12. Nxd6+ Qxd6 13. a3 h5 14. h4 Nd5 15. c4 N5b6 16. Bb4 Qc7 17. Bc3 Rh7 18. Bxh5 g6 19. Bf3 f5 20. Re1 e5 21. c5 Nd5 22. Bxe5 Nxe5 23. d4 Re7 24. Rxe5 Rxe5 25. dxe5 0-0-0 26. Qe2 Qe7 27. b4 Re8 28. Bxd5 cxd5 29. f4 Qe6 30. Qd3 Rd8 31. Qd4 Kc7 32. b5 Kc8 33. a4 a6 34. Rc1 Kc7 35. c6 a5 36. Qa7 Rb8 37. b6+ Kc8 38. cxb7+ 1-0

[Event "ARG-ch sf U1700"]
[Site "San Luis"]
[Date "2016.07.08"]
[Round "1.8"]
[White "Lavandeira, Juan Bautista"]
[Black "Rodriguez, Mathias"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "1533"]
[PlyCount "60"]
[EventDate "2016.07.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 Nc6 3. Nc3 g6 4. Nf3 Bg7 5. d3 d6 6. Be3 Nf6 7. Qd2 0-0 8. 0-0 Bg4 9. Ne1 Ne5 10. Bb3 a6 11. a3 b5 12. Bh6 c4 13. Ba2 cxd3 14. cxd3 Rc8 15. Rc1 Qb6 16. d4 Nc4 17. Bxc4 Rxc4 18. b3 Rxd4 19. Nd3 Bxh6 20. Qxh6 Rxd3 21. Na2 Rxb3 22. Rc2 Rxa3 23. Rfc1 b4 24. h3 Bd7 25. Rc7 Rxa2 26. Qh4 b3 27. Rb1 Qxc7 28. Rxb3 Ra1+ 29. Kh2 d5+ 30. g3 Qc1 0-1

[Event "ARG-ch U10"]
[Site "Villaguay"]
[Date "2016.02.24"]
[Round "3.7"]
[White "Lavandeira, Juan Bautista"]
[Black "Cuello Gomez, Ricardo"]
[Result "0-1"]
[ECO "A02"]
[PlyCount "100"]
[EventDate "2016.02.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. f4 Nc6 2. g3 Nf6 3. Nf3 d6 4. Bg2 e5 5. e3 e4 6. Ng5 Bg4 7. Nf3 exf3 8. Bxf3 Bxf3 9. Qxf3 d5 10. 0-0 Be7 11. d4 0-0 12. Nc3 Nb4 13. Bd2 Nxc2 14. Rac1 Nb4 15. a3 Nc6 16. Rce1 Na5 17. Re2 Nc4 18. Bc1 Nd6 19. Rfe1 Nde4 20. Qg2 Nxc3 21. bxc3 Ne4 22. Rb2 Rb8 23. Rb3 b6 24. Rb5 c6 25. Rb2 Nxc3 26. Bd2 Ne4 27. Bb4 Bxb4 28. axb4 a5 29. b5 cxb5 30. Rxb5 a4 31. Ra1 Ra8 32. Qc2 a3 33. Qa2 Nc3 34. Qb3 Nxb5 35. Qxb5 a2 36. Qb3 Qe8 37. Kf2 Qa4 38. Qxa4 Rxa4 39. Kf3 b5 40. e4 dxe4+ 41. Kxe4 b4 42. Kd3 b3 43. Kc3 Rb8 44. Kb2 Kf8 45. d5 Ke7 46. h4 Kd6 47. g4 Kxd5 48. g5 f5 49. h5 g6 50. hxg6 hxg6 0-1

[Event "ARG-ch U10"]
[Site "Villaguay"]
[Date "2016.02.24"]
[Round "2.16"]
[White "Lavandeira, Juan Bautista"]
[Black "Velazco, Tomas Sebastian"]
[Result "1-0"]
[ECO "D20"]
[PlyCount "9"]
[EventDate "2016.02.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nfd7 5. Bxc4 1-0

[Event "ARG-ch U10"]
[Site "Villaguay"]
[Date "2016.02.23"]
[Round "1.3"]
[White "Romero, Joaquin"]
[Black "Lavandeira, Juan Bautista"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1431"]
[PlyCount "86"]
[EventDate "2016.02.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. e3 Bb4 4. a3 Bd6 5. Nc3 Nc6 6. d4 b6 7. cxd5 exd5 8. Bb5 Bd7 9. Nxd5 Nge7 10. Nc3 0-0 11. 0-0 a6 12. Bd3 Re8 13. h3 Na7 14. Bd2 c5 15. Bxa6 Qc7 16. Be2 Bh2+ 17. Nxh2 Nec6 18. dxc5 bxc5 19. Bf3 Re6 20. Ne4 Ne5 21. Ng3 Nxf3+ 22. Qxf3 Rae8 23. Qf4 Qb7 24. Bc3 Nb5 25. Nf3 Nxc3 26. bxc3 Qb3 27. Rfc1 Rf6 28. Qc7 Qb5 29. Rab1 Rc8 30. Qxc8+ Bxc8 31. Rxb5 g6 32. Rb8 Rc6 33. Rd1 Kg7 34. Ne5 Rc7 35. Ne4 Bf5 36. Nd6 Be6 37. Rb7 Rxb7 38. Nxb7 Bc8 39. Nxc5 Bf5 40. a4 Bc8 41. a5 Kf6 42. a6 Bxa6 43. Nxa6 Kxe5 1-0

[Event "La Punta Region op"]
[Site "La Punta"]
[Date "2015.11.25"]
[Round "1.8"]
[White "Lavandeira, Juan Bautista"]
[Black "Cristaldo, Victor"]
[Result "0-1"]
[ECO "A49"]
[BlackElo "1887"]
[PlyCount "56"]
[EventDate "2015.11.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. Nc3 Nbd7 7. Bd2 c5 8. d5 b5 9. Nxb5 Nxd5 10. Qc1 Rb8 11. Nxa7 Bxb2 12. Qd1 Bxa1 13. Nc6 Qb6 14. Nxb8 Bg7 15. Nxd7 Bxd7 16. Qc1 Nc3 17. a3 Nxe2+ 18. Kh1 Nxc1 19. Rxc1 Rb8 20. h3 Bc6 21. Kg1 Qb7 22. Kf1 Bxf3 23. Bxf3 Qxf3 24. Re1 Bd4 25. Be3 Rb2 26. Bxd4 cxd4 27. Re2 d3 28. Re3 Qh1# 0-1

