[Event "South America-ch U20 19th"]
[Site "Santa Cruz de la Sierra"]
[Date "2024.09.02"]
[Round "9"]
[White "Reyes Zavaleta, Diego Alexander"]
[Black "Maravi Ceron, Jhon Julio"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1871"]
[BlackElo "1832"]
[PlyCount "31"]
[EventDate "2024.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CB37_2024"]
[SourceDate "2024.09.11"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.11"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Bd3 Be7 5. 0-0 b6 6. b3 Bb7 7. Bb2 0-0 8. Ne5 Nbd7 9. Nd2 c5 10. f4 Ne4 11. c4 cxd4 12. exd4 Nxe5 13. fxe5 Nxd2 14. Qxd2 Bg5 15. Qe2 g6 16. c5 1/2-1/2

[Event "South America-ch U20 19th"]
[Site "Santa Cruz de la Sierra"]
[Date "2024.09.01"]
[Round "8"]
[White "Maravi Ceron, Jhon Julio"]
[Black "Salazar Salinas, Rodrigo"]
[Result "1/2-1/2"]
[ECO "E26"]
[WhiteElo "1832"]
[BlackElo "1893"]
[PlyCount "100"]
[EventDate "2024.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CB37_2024"]
[SourceDate "2024.09.11"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.11"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 b6 7. Bd3 Nc6 8. Ne2 Ba6 9. e4 Na5 10. Bg5 h6 11. Bh4 Bxc4 12. f4 d5 13. e5 g5 14. Bf2 Bxd3 15. Qxd3 c4 16. Qh3 Ne4 17. Be3 Nb3 18. Ra2 Kd7 19. Qh5 Qg8 20. 0-0 Rf8 21. f5 exf5 22. Rxf5 f6 23. g4 fxe5 24. dxe5 Qe6 25. Bd4 Kc8 26. Ng3 Nxg3 27. hxg3 Nxd4 28. cxd4 Rxf5 29. gxf5 Qxf5 30. Rf2 Qb1+ 31. Kh2 Qe4 32. Qf7 c3 33. Qxa7 Qxd4 34. Qa8+ Kd7 35. Qb7+ Kd8 36. Qb8+ Kd7 37. Rf7+ Kc6 38. Qxh8 Qd2+ 39. Kg1 Qe3+ 40. Kg2 Qe2+ 41. Rf2 Qe4+ 42. Kh2 Qe1 43. Qe8+ Kc5 44. Qc8+ Kd4 45. Qf5 Qxe5 46. Qg6 Qe3 47. Qxb6+ Kd3 48. Qg6+ Qe4 49. Qa6+ Qc4 50. Qg6+ Qe4 1/2-1/2

[Event "South America-ch U20 19th"]
[Site "Santa Cruz de la Sierra"]
[Date "2024.09.01"]
[Round "7"]
[White "Zubieta Echalar, Eduardo"]
[Black "Maravi Ceron, Jhon Julio"]
[Result "1-0"]
[ECO "C08"]
[WhiteElo "1770"]
[BlackElo "1832"]
[PlyCount "76"]
[EventDate "2024.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CB37_2024"]
[SourceDate "2024.09.11"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.11"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Bb5+ Nc6 6. Qe2+ Be6 7. dxc5 Bxc5 8. Nb3 Bb6 9. Be3 Nge7 10. Nf3 0-0 11. 0-0 Bg4 12. c3 Bc7 13. h3 Bh5 14. Bc5 Re8 15. Rfe1 f6 16. Qd3 Bg6 17. Qd2 Be4 18. Nfd4 a6 19. Ne6 Qc8 20. Nxc7 Qxc7 21. Bd3 Rad8 22. Bxe4 dxe4 23. Qc2 f5 24. Nd4 Nxd4 25. cxd4 b6 26. Qb3+ Nd5 27. Ba3 Qd7 28. Rac1 Kh8 29. Qc4 f4 30. b3 Qf5 31. Qf1 Re6 32. f3 e3 33. Qxa6 Rg6 34. Kh2 Qg5 35. Re2 Qf5 36. Rec2 Re8 37. Rc8 Rge6 38. Qa8 Nf6 1-0

[Event "South America-ch U20 19th"]
[Site "Santa Cruz de la Sierra"]
[Date "2024.08.31"]
[Round "6"]
[White "Maravi Ceron, Jhon Julio"]
[Black "Perez Rojas, Felipe"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "1832"]
[BlackElo "1967"]
[PlyCount "77"]
[EventDate "2024.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CB37_2024"]
[SourceDate "2024.09.11"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.11"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. Be2 Bg7 9. 0-0 0-0 10. Qd3 Be6 11. Bd2 Rc8 12. b3 Ng4 13. h3 Ne5 14. Qg3 Nc6 15. Rad1 f5 16. exf5 Bxf5 17. Bg4 Be5 18. f4 Bd4+ 19. Kh1 Qd7 20. Nb5 Bf6 21. Be3 a6 22. Nd4 Nxd4 23. Bxd4 Kg7 24. Be2 Bxd4 25. Rxd4 Qe6 26. Qf3 Qf6 27. Rfd1 Rc7 28. Qe3 Bd7 29. Bf3 Rf7 30. Re1 Bc6 31. Bxc6 bxc6 32. g3 h5 33. Qd3 c5 34. Rd5 Rd7 35. Qe4 Rd8 36. Rg5 e5 37. h4 Rdf8 38. f5 Kh8 39. fxg6 1-0

[Event "South America-ch U20 19th"]
[Site "Santa Cruz de la Sierra"]
[Date "2024.08.30"]
[Round "5"]
[White "Claure Verastegui, Rene David"]
[Black "Maravi Ceron, Jhon Julio"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2007"]
[BlackElo "1832"]
[PlyCount "17"]
[EventDate "2024.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CB37_2024"]
[SourceDate "2024.09.11"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.11"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Nh6 7. b4 cxd4 8. cxd4 Nf5 9. Be3 1-0

[Event "South America-ch U20 19th"]
[Site "Santa Cruz de la Sierra"]
[Date "2024.08.30"]
[Round "4"]
[White "Limpias Quenta, Juan Marco"]
[Black "Maravi Ceron, Jhon Julio"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1769"]
[BlackElo "1832"]
[PlyCount "100"]
[EventDate "2024.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CB37_2024"]
[SourceDate "2024.09.11"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.11"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. Nf3 cxd4 5. exd4 Bg4 6. Nbd2 Qb6 7. Nb3 e6 8. c3 a5 9. Qd2 Bxf3 10. gxf3 Nge7 11. Bg2 Nf5 12. 0-0 Nd6 13. Rfe1 Nc4 14. Qc2 a4 15. Nd2 Qxb2 16. Qxb2 Nxb2 17. Rab1 Nd3 18. Re2 Nxf4 19. Ree1 Nxg2 20. Kxg2 Ra7 21. c4 Kd7 22. cxd5 exd5 23. Rb5 Bb4 24. Rd1 Bxd2 25. Rxd2 Kd6 26. f4 Re8 27. Rdb2 Nxd4 28. Rxb7 Rxb7 29. Rxb7 Re2 30. Rxf7 Rxa2 31. Rxg7 a3 32. Rxh7 Rb2 33. Ra7 a2 34. f5 Nb3 35. f6 a1Q 36. Rxa1 Nxa1 37. h4 Ke6 38. h5 Kxf6 39. Kg3 Kg5 40. f4+ Kxh5 41. Kf3 Kg6 42. Kg4 Rb3 43. f5+ Kf6 44. Kf4 Rb4+ 45. Ke3 Kxf5 46. Kd2 Ke4 47. Ke2 Rb2+ 48. Kd1 Ke3 49. Kc1 Rb8 50. Kd1 Rb1# 0-1

[Event "South America-ch U20 19th"]
[Site "Santa Cruz de la Sierra"]
[Date "2024.08.29"]
[Round "3"]
[White "Maravi Ceron, Jhon Julio"]
[Black "Parra Gonzales, Andre Leonardo"]
[Result "0-1"]
[ECO "B86"]
[WhiteElo "1832"]
[BlackElo "2167"]
[PlyCount "86"]
[EventDate "2024.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CB37_2024"]
[SourceDate "2024.09.11"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.11"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Be3 Nbd7 8. Bb3 Nc5 9. f3 b5 10. Qd2 Bd7 11. g4 Rb8 12. Nce2 a5 13. c3 a4 14. Bc2 Qc7 15. g5 Nh5 16. Ng3 Nxg3 17. hxg3 e5 18. Ne2 Be6 19. Nc1 Rc8 20. Nd3 d5 21. Qf2 d4 22. cxd4 exd4 23. Bf4 Qa5+ 24. Bd2 Qc7 25. Rc1 Bxa2 26. Nxc5 Bxc5 27. Bd3 Qb6 28. Qe2 Rb8 29. g6 fxg6 30. Bf4 Rb7 31. Be5 0-0 32. Kf2 g5 33. f4 h6 34. Rh2 gxf4 35. gxf4 Re7 36. Kg2 Re6 37. Kh1 Bd6 38. Bxd6 Qxd6 39. e5 Bd5+ 40. Rg2 Qe7 41. Be4 Qh4+ 42. Kg1 Qxf4 43. Bxd5 Qxc1+ 0-1

[Event "South America-ch U20 19th"]
[Site "Santa Cruz de la Sierra"]
[Date "2024.08.28"]
[Round "1"]
[White "Maravi Ceron, Jhon Julio"]
[Black "Caceres Benitez, Arturo Eduardo"]
[Result "0-1"]
[ECO "B57"]
[WhiteElo "1832"]
[BlackElo "2223"]
[PlyCount "90"]
[EventDate "2024.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CB37_2024"]
[SourceDate "2024.09.11"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.11"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6 7. Nxc6 bxc6 8. 0-0 e6 9. Bb3 Be7 10. Be3 Qc7 11. f4 d5 12. Qf3 0-0 13. Bd4 Ba6 14. Rfe1 dxe4 15. Nxe4 Nxe4 16. Qxe4 c5 17. Be5 Qb6 18. c4 Bb7 19. Qe2 Qc6 20. Bc2 Rad8 21. a4 Qxg2+ 22. Qxg2 Bxg2 23. Kxg2 Rd2+ 24. Kg3 Rxc2 25. Rad1 Bf6 26. b3 h6 27. Rd7 Rd8 28. Rxd8+ Bxd8 29. Rd1 Bf6 30. Bxf6 gxf6 31. Rd8+ Kg7 32. Rc8 Rc3+ 33. Kf2 Rxb3 34. Rxc5 Ra3 35. a5 f5 36. Ke2 Kf6 37. Kf2 a6 38. Kg2 Kg6 39. Re5 Kh5 40. h3 Kh4 41. Rc5 Ra2+ 42. Kf3 Kxh3 43. Re5 Kh4 44. Re1 Ra3+ 45. Re3 Rxa5 0-1

[Event "South America-ch U20 19th"]
[Site "Santa Cruz de la Sierra"]
[Date "2024.08.28"]
[Round "2"]
[White "Montano Cardozo, Franco Leonardo"]
[Black "Maravi Ceron, Jhon Julio"]
[Result "0-1"]
[ECO "E00"]
[WhiteElo "1464"]
[BlackElo "1832"]
[PlyCount "64"]
[EventDate "2024.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "CB37_2024"]
[SourceDate "2024.09.11"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.11"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. a3 d5 4. cxd5 exd5 5. Nc3 Be7 6. Nf3 0-0 7. Bf4 c6 8. e3 Nh5 9. Bg3 Bg4 10. h3 Nxg3 11. fxg3 Bf5 12. Bd3 Bxd3 13. Qxd3 Bd6 14. Ne2 Nd7 15. 0-0 Qe7 16. Nh4 g6 17. Nf3 Rae8 18. Kf2 Nf6 19. Nd2 Nh5 20. Nf4 Qg5 21. e4 Nxf4 22. gxf4 Qxf4+ 23. Ke1 dxe4 24. Qe2 Qh4+ 25. Kd1 e3 26. Nf3 Qe4 27. Rc1 c5 28. Rc4 cxd4 29. Nxd4 Rc8 30. Qc2 e2+ 31. Nxe2 Qxc4 32. Qxc4 Rxc4 0-1

