[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "5"]
[White "Ayres, Jonathan"]
[Black "Oliveira, Renier"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "69"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 e6 2. c4 d6 3. e4 c6 4. Nc3 Be7 5. Be3 Bd7 6. Nf3 Bf6 7. e5 dxe5 8. dxe5 Be7 9. Bd3 Bb4 10. Qb3 c5 11. a3 Bxc3+ 12. Qxc3 Bc6 13. 0-0-0 Bxf3 14. gxf3 Qc7 15. Rhg1 Nd7 16. f4 g6 17. Be4 0-0-0 18. Rd6 Ne7 19. Qb3 Nb6 20. Rgd1 Nf5 21. Bxf5 gxf5 22. Qb5 Rxd6 23. exd6 Qc6 24. Qxc6+ bxc6 25. Bxc5 Kd7 26. Bd4 Rg8 27. c5 Nd5 28. Be3 Rg4 29. Rd4 Rh4 30. Ra4 Rxh2 31. Bd2 Nf6 32. Rxa7+ Ke8 33. Ba5 Kf8 34. d7 Nxd7 35. Rxd7 1-0

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "2"]
[White "Ayres, Jonathan"]
[Black "Orfao, Ronaldo Barros Jr"]
[Result "1/2-1/2"]
[ECO "B18"]
[PlyCount "67"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bd3 Bxd3 8. Qxd3 e6 9. Be3 Ngf6 10. 0-0 Bd6 11. Rad1 Qc7 12. c4 0-0 13. Ne4 Bf4 14. Kh1 Rad8 15. b4 b6 16. Qc2 Bxe3 17. fxe3 Nxe4 18. Qxe4 Nf6 19. Qh4 h6 20. Ne5 c5 21. bxc5 bxc5 22. h3 Nd7 23. Nxd7 Rxd7 24. dxc5 Rxd1 25. Rxd1 Qxc5 26. Qd4 Rc8 27. Kg1 Qxd4 28. Rxd4 Kf8 29. Rd7 a5 30. Ra7 Rc5 31. Kf2 e5 32. Ke2 Rxc4 33. Rxa5 Rc2+ 34. Kf3 1/2-1/2

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "8"]
[White "Ayres, Jonathan"]
[Black "Pereira, Jorge Luiz Rodrigue"]
[Result "1-0"]
[ECO "B19"]
[PlyCount "49"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. Bd3 Bxd3 9. Qxd3 Ngf6 10. Bd2 e6 11. 0-0-0 Bd6 12. Ne4 Nxe4 13. Qxe4 Nf6 14. Qe2 Qc7 15. Ne5 0-0-0 16. c4 c5 17. Bc3 cxd4 18. Bxd4 Rhf8 19. Kb1 g6 20. c5 Be7 21. c6 b6 22. Qa6+ Kb8 23. Nc4 Bd6 24. Nxd6 Qxc6 25. Nb5 1-0

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "3"]
[White "Ayres, Jonathan"]
[Black "Salama, Andre Sasson"]
[Result "1/2-1/2"]
[ECO "D26"]
[PlyCount "91"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Nc3 e6 5. e3 c5 6. Bxc4 a6 7. dxc5 Qxd1+ 8. Kxd1 Bxc5 9. Ke2 Nc6 10. a3 b5 11. Bd3 Bb7 12. b4 Be7 13. Bb2 Nd7 14. Ne4 0-0 15. Rhd1 Nb6 16. Rac1 Na4 17. Ba1 Rfd8 18. Nd4 Ne5 19. Bc2 Nc4 20. Bxa4 Bxe4 21. Bb3 Bd5 22. e4 Bxe4 23. Bxc4 bxc4 24. Rxc4 Bxg2 25. f3 Bf8 26. Rg1 Bh3 27. Rg3 Bf5 28. Nxf5 exf5 29. h4 Rac8 30. Rxc8 Rxc8 31. Kd3 g6 32. h5 a5 33. bxa5 Bxa3 34. Bc3 Kf8 35. hxg6 fxg6 36. Rg2 Ke7 37. Rh2 h5 38. Re2+ Kd7 39. Rg2 Rc6 40. Ra2 Bc5 41. Bd2 Kc7 42. a6 Ba7 43. Bf4+ Kd7 44. Ke2 Ke6 45. Be3 Rc7 46. f4 1/2-1/2

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "9"]
[White "Crespo de Oliveira, Lucas"]
[Black "Ayres, Jonathan"]
[Result "1/2-1/2"]
[ECO "D05"]
[PlyCount "33"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. c3 Nc6 6. Nbd2 c4 7. Bc2 b5 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Bb7 11. 0-0 Bd6 12. Qe2 Qc7 13. Re1 Ne7 14. Bxb7 Qxb7 15. Ne5 Ng6 16. Nxg6 hxg6 17. h3 1/2-1/2

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "4"]
[White "Freitas, Luiz Fernando"]
[Black "Ayres, Jonathan"]
[Result "1/2-1/2"]
[ECO "C96"]
[PlyCount "83"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 Na5 9. Bc2 d6 10. h3 c5 11. d4 Nc6 12. Be3 Re8 13. Nbd2 Bf8 14. dxc5 dxc5 15. Qe2 Qc7 16. Rad1 h6 17. Nf1 Ne7 18. Bc1 Bb7 19. c4 Bc6 20. b3 Ng6 21. N3d2 Nf4 22. Qf3 Nh7 23. Ne3 Ng5 24. Qg3 Nge6 25. Nf3 Nd4 26. Nxd4 cxd4 27. Ng4 Re6 28. Bxf4 exf4 29. Qd3 h5 30. Nh2 Rg6 31. Nf3 Rd8 32. Nxd4 Bc5 33. Ne6 Rxd3 34. Nxc7 Rxd1 35. Rxd1 Rd6 36. Rxd6 Bxd6 37. Nxa6 bxc4 38. bxc4 Bb7 39. c5 Be7 40. Nb8 Bxc5 41. a4 Bb6 42. Nd7 1/2-1/2

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "6"]
[White "Moura, Pedro Camargo"]
[Black "Ayres, Jonathan"]
[Result "1-0"]
[ECO "C34"]
[PlyCount "39"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Nc3 d6 5. d4 Nf6 6. Bxf4 Be7 7. Bc4 0-0 8. 0-0 Bg4 9. Qd2 Na5 10. Bd3 d5 11. e5 Nh5 12. Be3 f5 13. Ne2 Nc4 14. Bxc4 dxc4 15. d5 f4 16. Nxf4 Nxf4 17. Bxf4 Bc5+ 18. Kh1 Qe7 19. Rad1 Rad8 20. Bg5 1-0

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "1"]
[White "Mousse Neto, Sebastiao Alberto"]
[Black "Ayres, Jonathan"]
[Result "1-0"]
[ECO "C84"]
[PlyCount "119"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. Bxc6+ bxc6 7. d4 exd4 8. Nxd4 Bd7 9. Nc3 Be7 10. b3 0-0 11. Bb2 c5 12. Nde2 Bc6 13. Ng3 Re8 14. Qd3 Bf8 15. Rfe1 g6 16. Rad1 Bg7 17. Nd5 Bxd5 18. exd5 a5 19. a4 Qd7 20. Bc3 Rxe1+ 21. Rxe1 Ne8 22. Kf1 Kf8 23. Qd2 Bxc3 24. Qxc3 Kg8 25. h3 h6 26. Kg1 Kh7 27. f4 f5 28. Nf1 c6 29. Qf3 cxd5 30. Qxd5 Ra7 31. Qe6 Ng7 32. Qc4 Rb7 33. Qa6 Qc7 34. Rd1 Ne8 35. Ne3 Qb6 36. Qxb6 Rxb6 37. Nc4 Ra6 38. Re1 Nf6 39. Re7+ Kg8 40. Re6 Kf7 41. Rxd6 Rxd6 42. Nxd6+ Ke6 43. Nc4 Nh5 44. Nxa5 Nxf4 45. Nc4 Kd5 46. Kf2 g5 47. a5 Kc6 48. Ne3 h5 49. Nxf5 Kb5 50. Nd6+ Kxa5 51. Ne4 Kb4 52. Nxg5 Kc3 53. Ne4+ Kd4 54. Kf3 Nxg2 55. c3+ Ke5 56. Kxg2 Kxe4 57. b4 c4 58. Kg3 Kd3 59. b5 Kxc3 60. b6 1-0

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "7"]
[White "Shitsuka, Caleb"]
[Black "Ayres, Jonathan"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "2060"]
[PlyCount "49"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 e5 5. d3 d6 6. e4 c6 7. Nge2 Nbd7 8. 0-0 0-0 9. f4 Qb6+ 10. Kh1 Ng4 11. Qe1 exf4 12. Nxf4 Bd4 13. Nd1 Nde5 14. h3 Nf6 15. Qe2 Be6 16. Be3 Bd7 17. Qd2 Be6 18. Bxd4 Qxd4 19. Ne2 Qxd3 20. Qxd3 Nxd3 21. Rxf6 Bxc4 22. Nf4 Nxf4 23. Rxf4 Rae8 24. Ne3 Be6 25. a3 1-0

