[Event "Paranaense-ch U20"]
[Site "Pirai do Sul"]
[Date "2019.07.14"]
[Round "6.3"]
[White "Alves, Matheus Oliveira"]
[Black "Silva, Richard Santana"]
[Result "0-1"]
[ECO "A12"]
[WhiteElo "1555"]
[BlackElo "1479"]
[PlyCount "138"]
[EventDate "2019.07.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. b3 Bf5 5. Bb2 Nbd7 6. d4 e6 7. Nbd2 Ne4 8. Be2 Ndf6 9. h3 Bb4 10. 0-0 Nxd2 11. Nxd2 Ne4 12. Nxe4 Bxe4 13. c5 Qg5 14. Bf3 Bf5 15. Bg4 Ba5 16. Bc1 Qf6 17. a3 Bc7 18. b4 Bxg4 19. Qxg4 h5 20. Qe2 g5 21. f3 Kd7 22. a4 Rag8 23. a5 a6 24. Ra2 Qg6 25. Qf2 f5 26. g4 Rf8 27. gxf5 Qxf5 28. Qg2 Rhg8 29. e4 dxe4 30. fxe4 Qxf1+ 31. Qxf1 Rxf1+ 32. Kxf1 Rf8+ 33. Kg2 Bd8 34. Be3 Rg8 35. Rf2 Ke8 36. d5 Ke7 37. d6+ Ke8 38. Kg3 Rf8 39. Rd2 Kd7 40. e5 Rf7 41. Rg2 Rf5 42. Bd4 Rf4 43. Bc3 Rf7 44. Kh2 Rf5 45. Bd4 Ke8 46. Be3 Kd7 47. Kg3 Ke8 48. Rf2 Rxf2 49. Kxf2 Kf7 50. Kf3 Kg6 51. Bf2 Kf5 52. Kg3 g4 53. hxg4+ hxg4 54. Kg2 Kg5 55. Kg3 Kh5 56. Bd4 Kg6 57. Kf2 Bh4+ 58. Kg2 Bg5 59. Kf2 Kf7 60. Ke2 Ke8 61. Kd3 Bd2 62. Be3 Bxb4 63. Bf2 Bxa5 64. Kd4 Bb4 65. Kd3 g3 66. Bd4 Be1 67. Kc2 Bf2 68. Bxf2 gxf2 69. Kd2 Kd7 0-1

[Event "Paranaense-ch U20"]
[Site "Pirai do Sul"]
[Date "2019.07.14"]
[Round "5.3"]
[White "Alves, Matheus Oliveira"]
[Black "Xavier, Kayo Henrique Campo"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "1555"]
[BlackElo "1518"]
[PlyCount "106"]
[EventDate "2019.07.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 e6 2. b3 Nf6 3. Bb2 d5 4. e3 c5 5. c4 a6 6. d3 Nc6 7. Nbd2 Be7 8. Be2 d4 9. 0-0 0-0 10. Rc1 b6 11. a3 Bb7 12. exd4 cxd4 13. b4 b5 14. c5 Qd5 15. Nb3 Rfd8 16. Nbxd4 Nxd4 17. Bxd4 a5 18. Be3 axb4 19. axb4 Ra4 20. Ne1 e5 21. Qc2 Ra2 22. Qd1 Bc6 23. Bf3 e4 24. dxe4 Qxd1 25. Bxd1 Bxe4 26. Bf3 Bxf3 27. Nxf3 Nd5 28. Bd2 Rb2 29. Rb1 Bf6 30. Bg5 Rc8 31. Bxf6 Rxb1 32. Rxb1 Nxf6 33. Nd4 Nd5 34. Nxb5 Rb8 35. Nd4 Nxb4 36. Rc1 Nd3 37. Nc6 Rb5 38. Rd1 Rxc5 39. h3 Rxc6 40. Rxd3 g6 41. g4 Kg7 42. Kg2 Rc5 43. Kg3 h5 44. f3 hxg4 45. hxg4 Rb5 46. f4 Rb7 47. Rf3 f5 48. Kh4 fxg4 49. Kxg4 Rc7 50. Rd3 Rc1 51. Kf3 Kf6 52. Re3 Rf1+ 53. Ke4 g5 1/2-1/2

[Event "Paranaense-ch U20"]
[Site "Pirai do Sul"]
[Date "2019.07.13"]
[Round "3.6"]
[White "Alves, Matheus Oliveira"]
[Black "Grigoli, Leonardo"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1555"]
[BlackElo "1071"]
[PlyCount "41"]
[EventDate "2019.07.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. d3 Nf6 4. Nbd2 Nbd7 5. b3 e5 6. Bb2 e4 7. Nd4 c6 8. e3 Nc5 9. Qc2 g6 10. Be2 Bg7 11. cxd5 Qxd5 12. b4 exd3 13. Bxd3 Nxd3+ 14. Qxd3 Qxg2 15. 0-0-0 Qxf2 16. Ne4 Qh4 17. Nf5 Bxf5 18. Nd6+ Kf8 19. Nxf5 gxf5 20. Rhg1 Qxb4 21. Ba3 1-0

[Event "Paranaense-ch U20"]
[Site "Pirai do Sul"]
[Date "2019.07.13"]
[Round "4.5"]
[White "Dos Santos, Gabriel Martins"]
[Black "Alves, Matheus Oliveira"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1300"]
[BlackElo "1555"]
[PlyCount "76"]
[EventDate "2019.07.12"]
[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 f5 2. c4 Nf6 3. Nc3 e6 4. Nf3 c6 5. e3 d5 6. Ne5 Nbd7 7. f4 Ne4 8. Qh5+ Ke7 9. Ng6+ hxg6 10. Qxh8 Ndf6 11. Qh4 Kd7 12. Nxe4 dxe4 13. Qf2 Ng4 14. Qe2 b6 15. g3 Ba6 16. Bh3 Nf6 17. b3 Nd5 18. a3 g5 19. Qd1 Nc7 20. 0-0 gxf4 21. exf4 Kc8 22. Re1 c5 23. d5 exd5 24. Bxf5+ Kb7 25. cxd5 Qf6 26. Bxe4 Rd8 27. d6+ Kc8 28. Qg4+ Ne6 29. Qxe6+ Qxe6 30. Bb7+ Bxb7 31. Rxe6 Bxd6 32. Rg6 Bf8 33. Bb2 c4 34. Rc1 Bc5+ 35. Kf1 Rd2 36. Rxc4 Rxb2 37. b4 Ba6 38. Rc6+ Kd7 0-1

[Event "Paranaense-ch U20"]
[Site "Pirai do Sul"]
[Date "2019.07.12"]
[Round "2.5"]
[White "Da Silva, Matheus Lopes"]
[Black "Alves, Matheus Oliveira"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1620"]
[BlackElo "1555"]
[PlyCount "103"]
[EventDate "2019.07.12"]
[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 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Ne7 9. c4 a6 10. Nc3 g6 11. Bg5 b6 12. Ne4 Bg7 13. Nf6+ Bxf6 14. Bxf6 0-0 15. Qd2 Qd7 16. Qg5 Qf5 17. Bxe7 Qxg5 18. Bxg5 Re8 19. Be3 Rb8 20. Be2 Bd7 21. 0-0 h5 22. b4 f5 23. Rfc1 f4 24. Bd2 Rbc8 25. a4 h4 26. a5 b5 27. c5 h3 28. cxd6 hxg2 29. Rxc8 Rxc8 30. Rc1 Rf8 31. Kxg2 e4 32. Kh1 Rf6 33. Bd1 g5 34. Bc3 Rxd6 35. Be5 Rh6 36. Rc7 Rh7 37. Bc2 Re7 38. Bf6 e3 39. Bxe7 e2 40. Bh7+ Kxh7 41. Rc1 g4 42. f3 gxf3 43. Kg1 Kg6 44. Kf2 Bg4 45. Rc6+ Kf5 46. Rxa6 Ke4 47. Bg5 e1Q+ 48. Kxe1 Ke3 49. Re6+ Kd4 50. Re7 Kxd5 51. Bxf4 Kc4 52. Bd6 1-0

[Event "BRA-ch U18"]
[Site "Itajai"]
[Date "2017.06.04"]
[Round "6"]
[White "Staron, Douglas Rentz"]
[Black "Alves, Matheus Oliveira"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1827"]
[BlackElo "1551"]
[PlyCount "60"]
[EventDate "2017.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nc3 e6 4. Nf3 c6 5. g3 d5 6. c5 Nbd7 7. Bg2 Be7 8. b4 a5 9. b5 Ne4 10. bxc6 Nxc3 11. cxd7+ Bxd7 12. Qc2 Ne4 13. a4 Rc8 14. Ne5 Bf6 15. Bf4 b5 16. Rc1 bxa4 17. Nxd7 Qxd7 18. c6 Qa7 19. Qxa4 Qxd4 20. Qxd4 Bxd4 21. Bxe4 fxe4 22. Bd6 Bb6 23. 0-0 Bc7 24. Ba3 h5 25. h3 Rh6 26. Rc2 Rg6 27. Kg2 Rb8 28. f4 Rb3 29. Bc5 Rgxg3+ 30. Kf2 e3+ 0-1

[Event "BRA-ch U18"]
[Site "Itajai"]
[Date "2017.06.03"]
[Round "5"]
[White "Alves, Matheus Oliveira"]
[Black "Guedes, Matheus Resende"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1551"]
[BlackElo "1846"]
[PlyCount "96"]
[EventDate "2017.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. e3 c5 4. c4 Nc6 5. Bb2 d4 6. exd4 cxd4 7. d3 e5 8. g3 Bd6 9. Bg2 0-0 10. 0-0 Re8 11. a3 a5 12. Nbd2 Nd7 13. Ne4 Bc7 14. Re1 f5 15. Ned2 Qf6 16. Qc2 Nc5 17. Nxd4 Rd8 18. Nxc6 bxc6 19. Re3 Ne6 20. Rae1 Nd4 21. Bxd4 exd4 22. Re7 Bd6 23. Bxc6 Bxe7 24. Bxa8 Bxa3 25. Nf3 Bd7 26. Bd5+ Kf8 27. Ne5 Be6 28. Nc6 Re8 29. Qe2 Bd7 30. Ne5 Be6 31. Bxe6 Qxe6 32. f4 Bb4 33. Rf1 g6 34. Qf3 Kg7 35. Kg2 Qd6 36. Qb7+ Re7 37. Qc6 Rxe5 38. Qxd6 Re2+ 39. Rf2 Rxf2+ 40. Kxf2 Bxd6 41. Kf3 Kf6 42. h3 Ke6 43. g4 Kd7 44. h4 Kc6 45. h5 Kc5 46. gxf5 gxf5 47. Kg3 Kb4 48. Kh4 h6 0-1

[Event "BRA-ch U18"]
[Site "Itajai"]
[Date "2017.06.03"]
[Round "4"]
[White "Da Silva Junior, Marco Aurelio"]
[Black "Alves, Matheus Oliveira"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1712"]
[BlackElo "1551"]
[PlyCount "75"]
[EventDate "2017.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 d5 3. Bg2 Bg7 4. 0-0 Nf6 5. d4 0-0 6. b3 Nc6 7. Bb2 Bf5 8. c4 Bh6 9. e3 Nb4 10. Na3 c6 11. Ne1 Rc8 12. Nac2 a5 13. Nxb4 axb4 14. Nd3 Bxd3 15. Qxd3 dxc4 16. Qxc4 Qd6 17. e4 b5 18. Qe2 Qd7 19. Rfd1 Bg7 20. Qe1 Rfd8 21. Bf3 e6 22. Qxb4 Qe8 23. Rac1 Ra8 24. a4 bxa4 25. bxa4 Rdb8 26. Qa3 Bf8 27. Qa2 Rb4 28. a5 Be7 29. Bc3 Rb5 30. Rb1 c5 31. Rxb5 Qxb5 32. Rb1 Qd7 33. dxc5 Qd3 34. Bxf6 Rxa5 35. Rb8+ Qd8 36. Rxd8+ Bxd8 37. Qd2 Rxc5 38. Qxd8# 1-0

[Event "BRA-ch U18"]
[Site "Itajai"]
[Date "2017.06.02"]
[Round "3"]
[White "Alves, Matheus Oliveira"]
[Black "Mileski, Lucas de Souza"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1551"]
[BlackElo "1841"]
[PlyCount "68"]
[EventDate "2017.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. e3 Nf6 4. b3 Be7 5. Bb2 Nbd7 6. d3 c5 7. Nbd2 0-0 8. Be2 b6 9. 0-0 Bb7 10. Qc2 Rc8 11. Rac1 Re8 12. Rfd1 Nf8 13. Ne5 Ng6 14. Ndf3 Bd6 15. g3 Nd7 16. Nxg6 hxg6 17. Rd2 Qc7 18. Rcd1 Qb8 19. Qb1 Qa8 20. d4 dxc4 21. dxc5 Nxc5 22. Ng5 Be7 23. b4 Na4 24. f4 c3 25. Rd4 c2 26. Qa1 cxd1Q+ 27. Rxd1 Nxb2 28. Qxb2 Bxg5 29. fxg5 Be4 30. Qa3 Red8 31. Rf1 Rc2 32. Kf2 Bg2 33. Rb1 Rxe2+ 34. Kxe2 Qf3+ 0-1

[Event "BRA-ch U18"]
[Site "Itajai"]
[Date "2017.06.02"]
[Round "2"]
[White "Leite, Thales Ferreira"]
[Black "Alves, Matheus Oliveira"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1873"]
[BlackElo "1551"]
[PlyCount "35"]
[EventDate "2017.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e5 7. Nf5 d6 8. Bg5 Bxf5 9. exf5 Be7 10. 0-0 Nd4 11. f4 Qb6 12. Bxf6 Nxf5+ 13. Kh1 Ne3 14. Qe2 Nxf1 15. Bxe7 Qxb2 16. Rxf1 Qxc3 17. Bxd6 Rd8 18. Bxe5 1-0

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.28"]
[Round "6"]
[White "Bail, Ellen Larissa"]
[Black "Alves, Matheus Oliveira"]
[Result "1-0"]
[ECO "A90"]
[WhiteElo "1772"]
[BlackElo "1569"]
[PlyCount "59"]
[EventDate "2016.08.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. c4 e6 4. g3 c6 5. Bg2 d5 6. 0-0 dxc4 7. Ne5 Be7 8. Nc3 0-0 9. e3 Nd5 10. Nxc4 b5 11. Ne5 Ba6 12. Re1 Qc7 13. Nd3 Nd7 14. Bd2 b4 15. Nxd5 cxd5 16. Nxb4 Bb5 17. a4 Bc6 18. Rc1 Bxb4 19. Bxb4 Rf6 20. Qc2 Rc8 21. Qc3 Qd8 22. Qa3 Kf7 23. Bf1 Qb6 24. a5 Qb8 25. Bd6 Qa8 26. Rc3 Bb7 27. Rec1 Rxc3 28. Rxc3 Qd8 29. Rc7 Bc8 30. Qc3 1-0

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.27"]
[Round "4"]
[White "Alves, Matheus Oliveira"]
[Black "Kim, Marcos"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1569"]
[PlyCount "50"]
[EventDate "2016.08.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. Nf3 Nc6 2. b3 e5 3. e4 Nf6 4. d3 h6 5. Bb2 Bd6 6. g3 Qe7 7. Bg2 a6 8. a4 Bc5 9. 0-0 0-0 10. Re1 d6 11. d4 exd4 12. Nxd4 Ne5 13. Nf5 Bxf5 14. exf5 c6 15. h3 Rfe8 16. Nd2 Qc7 17. Ne4 Nxe4 18. Bxe4 f6 19. c3 d5 20. Bc2 Nf7 21. Re6 Qxg3+ 22. Kh1 Qxh3+ 23. Kg1 Qg3+ 24. Kh1 Qxf2 25. Qe2 Qxe2 0-1

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.27"]
[Round "3"]
[White "Dias, Joao Batista de Sou"]
[Black "Alves, Matheus Oliveira"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1896"]
[BlackElo "1569"]
[PlyCount "59"]
[EventDate "2016.08.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 c5 2. g3 Nc6 3. Bg2 g6 4. Ne2 Bg7 5. 0-0 Nf6 6. c4 0-0 7. Nbc3 d6 8. b3 Bg4 9. f3 Bd7 10. Bb2 Qc8 11. d3 Bh3 12. Qd2 Bxg2 13. Kxg2 e6 14. Rad1 d5 15. cxd5 exd5 16. exd5 Nb4 17. d6 Re8 18. Ne4 Qe6 19. Nf4 Nxe4 20. dxe4 Qd7 21. Bxg7 Kxg7 22. Qc3+ Kg8 23. Qxc5 Nxa2 24. Nd5 Re6 25. Qa3 Qb5 26. Qxa2 Qd7 27. Nc7 Rxd6 28. Rxd6 Qxd6 29. Nxa8 Qb8 30. Ra1 1-0

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.26"]
[Round "2"]
[White "Alves, Matheus Oliveira"]
[Black "Salvadego, Erika Giovana De O"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1569"]
[PlyCount "131"]
[EventDate "2016.08.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e4 d6 5. Bc4 0-0 6. 0-0 Nxe4 7. Bxg7 Kxg7 8. Re1 Nf6 9. Nc3 d5 10. Bf1 Nc6 11. d4 Bf5 12. Bd3 Bxd3 13. Qxd3 Nb4 14. Qd2 b6 15. Ne5 c5 16. dxc5 bxc5 17. a3 d4 18. axb4 dxc3 19. Qxc3 cxb4 20. Qxb4 Qd6 21. Qxd6 exd6 22. Nd3 Nd5 23. Ra6 Rfd8 24. Rea1 Rd7 25. c4 Nc3 26. b4 Ne2+ 27. Kf1 Nd4 28. b5 Nb3 29. R1a2 Nc5 30. Nxc5 dxc5 31. b6 Rd1+ 32. Ke2 Rc1 33. Rxa7 Rb8 34. Rb2 Rxc4 35. b7 Rb4 36. Rc2 R4xb7 37. Rxb7 Rxb7 38. Rxc5 Re7+ 39. Kf3 f5 40. h4 h6 41. h5 gxh5 42. Rxf5 Rf7 43. Rxf7+ Kxf7 44. Kg3 Kg6 45. Kh4 Kg7 46. Kxh5 Kh7 47. f4 Kg7 48. f5 Kh7 49. f6 Kg8 50. Kxh6 Kf7 51. Kg5 Kf8 52. Kg6 Kg8 53. g4 Kh8 54. Kf5 Kg8 55. Ke6 Kf8 56. f7 Kg7 57. Ke7 Kg6 58. f8Q Kg5 59. Qf5+ Kh6 60. g5+ Kh5 61. g6+ Kh6 62. Ke6 Kg7 63. Qf7+ Kh6 64. g7 Kg5 65. g8Q+ Kh4 66. Qfh7# 1-0

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.26"]
[Round "1"]
[White "Broday, Gabriel Renan"]
[Black "Alves, Matheus Oliveira"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2088"]
[BlackElo "1569"]
[PlyCount "67"]
[EventDate "2016.08.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. Qe2 g6 5. c3 Bg7 6. Bb3 Nf6 7. 0-0 0-0 8. d4 b6 9. Bg5 Qc7 10. Re1 a5 11. e5 Nd5 12. c4 Ba6 13. Qd1 Nde7 14. d5 Nxe5 15. Bxe7 Nxf3+ 16. Qxf3 Bxb2 17. Bxf8 Rxf8 18. Nc3 Bxa1 19. Rxa1 Re8 20. Rd1 exd5 21. Nxd5 Bb7 22. Nxc7 Bxf3 23. Nxe8 Bxd1 24. Bxd1 Kf8 25. Nc7 Ke7 26. Nd5+ Ke6 27. Nxb6 d6 28. Bf3 Ke5 29. a4 f5 30. Bd5 g5 31. f3 h5 32. Nc8 g4 33. fxg4 hxg4 34. g3 1-0

[Event "BRA-ch U18"]
[Site "Itajai"]
[Date "2016.06.12"]
[Round "6"]
[White "Alves, Matheus Oliveira"]
[Black "Da Silva, Daniel Francisco de"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1572"]
[PlyCount "108"]
[EventDate "2016.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. Be3 Bc5 6. c3 Nge7 7. b4 Nxd4 8. Bxd4 Bxd4 9. cxd4 Nc6 10. e5 Qf4 11. Nc3 Qxd4 12. Nd5 Qxe5+ 13. Qe2 Qxe2+ 14. Bxe2 0-0 15. 0-0 Nd4 16. Ne7+ Kh8 17. Bd3 d6 18. Nd5 c6 19. Nc3 Bf5 20. Bxf5 Nxf5 21. b5 Nd4 22. Rfd1 c5 23. a4 Rfe8 24. Nd5 Re5 25. Ne3 Rae8 26. Nc4 R5e6 27. b6 axb6 28. Nxb6 Nc2 29. Rab1 Re1+ 30. Rxe1 Rxe1+ 31. Rxe1 Nxe1 32. Kf1 Nc2 33. Nc4 d5 34. Nd6 c4 35. Nxb7 Kg8 36. a5 Nb4 37. Ke2 Kf8 38. Kd2 d4 39. Nc5 Ke7 40. a6 Nc6 41. Kc2 Kd6 42. Ne4+ Kd5 43. Ng5 Nb4+ 44. Kd2 Nxa6 45. Nxh7 c3+ 46. Kc1 d3 47. Ng5 Nb4 48. Nf3 Kc4 49. g4 Kb3 50. Nd4+ Kc4 51. Nf3 Na2+ 52. Kb1 c2+ 53. Kxa2 c1Q 54. Nd4 Kc3 0-1

[Event "BRA-ch U18"]
[Site "Itajai"]
[Date "2016.06.11"]
[Round "4"]
[White "Alves, Matheus Oliveira"]
[Black "Santin, Thiago Cirino Sobri"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1572"]
[BlackElo "1645"]
[PlyCount "92"]
[EventDate "2016.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 h6 6. 0-0 Nd7 7. Nc3 c5 8. Be3 a6 9. a4 cxd4 10. Nxd4 Ne7 11. f4 Bg6 12. b4 Rc8 13. Qd2 Nb6 14. b5 Nc4 15. Bxc4 Rxc4 16. Rab1 a5 17. b6 Nf5 18. Ncb5 Nxd4 19. Nc7+ Kd7 20. Bxd4 Bb4 21. Qe3 Qe7 22. g4 Rxd4 23. f5 Rxg4+ 24. Kh1 Bxf5 25. Nxd5 Be4+ 26. Rf3 Bxd5 27. Rd1 Qc5 28. Qe2 Ke7 29. Rdf1 Rf4 30. Kg2 Bxf3+ 31. Rxf3 Rg4+ 32. Kh3 Qc4 33. Qf2 Rf8 34. c3 Qc5 35. Qe2 Rc4 36. cxb4 Qxb4 37. Qd3 g5 38. Kg2 Rg4+ 39. Kh3 Rh4+ 40. Kg2 Qg4+ 41. Rg3 Qe4+ 42. Qxe4 Rxe4 43. Rc3 Rb8 44. Ra3 Rxe5 45. Rh3 Re4 46. Rxh6 Rh4 0-1

[Event "BRA-ch U18"]
[Site "Itajai"]
[Date "2016.06.11"]
[Round "5"]
[White "De Oliveira, Matheus Tavares"]
[Black "Alves, Matheus Oliveira"]
[Result "1-0"]
[ECO "A90"]
[BlackElo "1572"]
[PlyCount "119"]
[EventDate "2016.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nf3 e6 4. g3 d5 5. Bg2 c6 6. cxd5 cxd5 7. 0-0 Bd6 8. e3 0-0 9. Nc3 Nbd7 10. Qc2 Ne4 11. Nd2 Rf6 12. f3 Ng5 13. e4 Qb6 14. f4 Qxd4+ 15. Kh1 Nxe4 16. Ndxe4 fxe4 17. Nb5 Qb6 18. Nxd6 Qxd6 19. Rd1 Nc5 20. Bxe4 Nxe4 21. Qxe4 Qb6 22. Qd3 Bd7 23. Be3 Qc7 24. Bd4 Rh6 25. Rac1 Bc6 26. b4 a6 27. Rd2 Rf8 28. b5 axb5 29. Qxb5 Qd7 30. Qb4 Ra8 31. Qc3 Ra4 32. Kg1 Rc4 33. Qb2 b5 34. Rc3 Qe7 35. Rxc4 bxc4 36. Qb8+ Be8 37. Rb2 Kf7 38. Rb7 Bd7 39. Qa7 Ke8 40. Bc5 Qd8 41. Rb8 c3 42. Rxd8+ Kxd8 43. Qb8+ Bc8 44. Qd6+ Bd7 45. Bb6+ Ke8 46. Qb8+ Kf7 47. Qc7 Ke8 48. Qd8+ Kf7 49. Qxd7+ Kf6 50. Bd4+ Kf5 51. Bxc3 g5 52. fxg5 Kxg5 53. h4+ Kf5 54. Qf7+ Ke4 55. Qf4+ Kd3 56. Qd4+ Ke2 57. Qd2+ Kf3 58. Qf4+ Ke2 59. Kg2 Rg6 60. Qd2# 1-0

[Event "BRA-ch U18"]
[Site "Itajai"]
[Date "2016.06.10"]
[Round "2"]
[White "Alves, Matheus Oliveira"]
[Black "Lorensetti, Jesse Emanoel"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "1572"]
[BlackElo "1786"]
[PlyCount "52"]
[EventDate "2016.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qd1 Bg7 7. Bc4 0-0 8. 0-0 d6 9. h3 b6 10. Bf4 Bb7 11. e5 Nh5 12. Ng5 Nxf4 13. Qf3 Bxe5 14. g3 Na5 15. Qg4 Nxc4 16. gxf4 Bxc3 17. f5 Bf6 18. fxg6 hxg6 19. Ne6 Qc8 20. Nxf8 Qxg4+ 21. hxg4 Kxf8 22. Rad1 Bf3 23. Rd3 Be2 24. Rh3 Bxf1 25. Kxf1 Nxb2 26. Ke2 Kg7 0-1

[Event "BRA-ch U18"]
[Site "Itajai"]
[Date "2016.06.10"]
[Round "3"]
[White "De Lima, Lucas Correa"]
[Black "Alves, Matheus Oliveira"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "1750"]
[BlackElo "1572"]
[PlyCount "107"]
[EventDate "2016.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. f4 Bf5 6. Nc3 Nc6 7. Be3 Nb4 8. Rc1 g6 9. Nf3 Bh6 10. a3 Nc6 11. Be2 0-0 12. 0-0 dxe5 13. dxe5 Qxd1 14. Rfxd1 Rad8 15. g3 Bg4 16. Kf2 Rfe8 17. Bxb6 cxb6 18. Nd5 Bxf3 19. Bxf3 Nxe5 20. Nxe7+ Kf8 21. Nd5 Nxf3 22. Kxf3 Bg7 23. Rc2 Rc8 24. a4 Red8 25. b3 a6 26. Rcd2 Rd6 27. Ne3 Rxd2 28. Rxd2 Bc3 29. Rd7 Rb8 30. Nd5 Ke8 31. Re7+ Kf8 32. Re4 Bg7 33. Nxb6 Rd8 34. Nd5 b5 35. axb5 axb5 36. Ke2 Rd6 37. Kd3 b4 38. Re2 h6 39. Kc2 Bd4 40. Nxb4 Rb6 41. Nd5 Ra6 42. Kd3 Ba1 43. c5 g5 44. Kc4 gxf4 45. gxf4 Re6 46. Rxe6 fxe6 47. Ne3 Ke7 48. b4 e5 49. f5 Bd4 50. Nd5+ Kd7 51. b5 Bg1 52. Nb6+ Kd8 53. f6 e4 54. f7 1-0

[Event "BRA-ch U18"]
[Site "Itajai"]
[Date "2016.06.09"]
[Round "1"]
[White "De Castro, Patrick Mattos"]
[Black "Alves, Matheus Oliveira"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1829"]
[BlackElo "1572"]
[PlyCount "90"]
[EventDate "2016.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 Nf6 2. d3 e5 3. Nf3 Nc6 4. Nbd2 Bc5 5. h3 0-0 6. g3 d5 7. Qe2 dxe4 8. dxe4 Nd4 9. Nxd4 Qxd4 10. Bg2 b6 11. Nb3 Bb4+ 12. c3 Bxc3+ 13. bxc3 Qxc3+ 14. Bd2 Qc6 15. 0-0 a5 16. Rfc1 Qd6 17. Bc3 Rb8 18. Rd1 Qe6 19. Nd2 Bb7 20. Qc4 Qxc4 21. Nxc4 Nxe4 22. Bxe4 Bxe4 23. Nxe5 Rfe8 24. Rd7 f6 25. Ng4 c6 26. Re1 Bd5 27. Rxe8+ Rxe8 28. Ne3 Bxa2 29. Nf5 g6 30. Nh6+ Kf8 31. Bxf6 Re6 32. Bd8 Bd5 33. f4 Ke8 34. Rxh7 Kxd8 35. Nf7+ Ke8 36. Ng5 Re7 37. Rh8+ Kd7 38. Nh7 a4 39. Nf8+ Kd6 40. Nxg6 Re1+ 41. Kf2 Rd1 42. Ke2 Rd4 43. Ne5 a3 44. Ra8 a2 45. Nd3 c5 0-1

