[Event "BRA-ch U2300 Amateurs"]
[Site "Sao Paulo"]
[Date "2022.06.19"]
[Round "7"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Pereira da Silva, Breno D Alkmin"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "1981"]
[BlackElo "1917"]
[PlyCount "69"]
[EventDate "2022.06.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Nb3 0-0 8. 0-0 b6 9. Bg5 Bb7 10. f4 d6 11. Bf3 Re8 12. Qe1 Qc8 13. e5 dxe5 14. fxe5 Nd7 15. e6 Nde5 16. exf7+ Nxf7 17. Be3 Nce5 18. Bxb7 Qxb7 19. Bd4 Qc7 20. Qg3 Qc4 21. Rf4 Qc6 22. Re4 Nc4 23. Bxg7 Kxg7 24. Nd4 Qc8 25. Ne6+ Kg8 26. Nd5 Ncd6 27. Ree1 Qxc2 28. Ndc7 Qxb2 29. Nxa8 Rxa8 30. Qf3 Rc8 31. Qd5 Qb4 32. Rac1 Rxc1 33. Rxc1 Qa4 34. Rf1 Qe8 35. Qd4 1-0

[Event "BRA-ch U2300 Amateurs"]
[Site "Sao Paulo"]
[Date "2022.06.18"]
[Round "6"]
[White "Souza, Ramon Santana De"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1719"]
[BlackElo "1981"]
[PlyCount "90"]
[EventDate "2022.06.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be6 10. Neg5 0-0-0 11. Nxe6 fxe6 12. Rxe6 Be7 13. Bd2 Qf5 14. Qe2 Bf6 15. Qe4 Qxe4 16. Rxe4 Rd5 17. Ne1 Ne5 18. Nd3 Nc4 19. Bf4 Rhd8 20. Rd1 Ra5 21. a4 Rad5 22. b3 Nb6 23. h3 Nd7 24. b4 a5 25. Bd2 axb4 26. Bxb4 c5 27. Ba3 c4 28. Nf4 Ra5 29. Ne6 Re8 30. f3 Rxa4 31. Bb2 Ra6 32. Nxd4 Rxe4 33. fxe4 Ra2 34. Bc3 Nc5 35. Re1 Bxd4+ 36. Bxd4 Ne6 37. Ra1 Rxc2 38. Ra8+ Kd7 39. Be5 Re2 40. Rb8 Rxe4 41. Bxg7 Nxg7 42. Rxb7+ Kd6 43. Rxg7 c3 44. Rg3 c2 45. Rd3+ Ke5 0-1

[Event "BRA-ch U2300 Amateurs"]
[Site "Sao Paulo"]
[Date "2022.06.18"]
[Round "5"]
[White "Stapenhorst, Matheus Frederico"]
[Black "De Freitas, Isabella Ribeiro Co"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "1981"]
[BlackElo "1868"]
[PlyCount "124"]
[EventDate "2022.06.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. 0-0 Nc6 8. c4 Nge7 9. Nc3 0-0 10. Bf4 d6 11. Qe2 Ng6 12. Be3 Nce5 13. Rac1 Nxd3 14. Qxd3 Ne5 15. Qe2 Bxe3 16. Qxe3 Nxc4 17. Qe2 Ne5 18. Rfd1 Qe7 19. f4 Nc6 20. Kh1 Rd8 21. Qf2 Bd7 22. Qb6 Be8 23. Nd2 d5 24. exd5 exd5 25. Nf3 d4 26. Nxd4 Nxd4 27. Rxd4 Rxd4 28. Qxd4 Bc6 29. Rd1 Re8 30. h3 h6 31. Kh2 Qe6 32. Rd2 Qf5 33. Qf2 Kh7 34. b3 Re6 35. Ne2 Re4 36. Nd4 Qxf4+ 37. Qxf4 Rxf4 38. Nxc6 bxc6 39. Rc2 Rf6 40. Rc5 g5 41. Ra5 c5 42. Rxc5 Kg6 43. b4 Re6 44. a4 Re4 45. Rc6+ f6 46. Rb6 a5 47. bxa5 Rxa4 48. a6 Ra3 49. g4 Ra2+ 50. Kg3 Ra3+ 51. Kg2 h5 52. gxh5+ Kxh5 53. Rxf6 g4 54. hxg4+ Kxg4 55. Kf2 Kg5 56. Rb6 Kf5 57. Ke2 Ke5 58. Kd2 Kd5 59. Rh6 Kc5 60. Kc2 Kb5 61. Kb2 Rxa6 62. Rxa6 Kxa6 1/2-1/2

[Event "BRA-ch U2300 Amateurs"]
[Site "Sao Paulo"]
[Date "2022.06.17"]
[Round "4"]
[White "De Carvalho, Amauri"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1201"]
[BlackElo "1981"]
[PlyCount "88"]
[EventDate "2022.06.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. 0-0 Be7 5. d3 0-0 6. Nbd2 c5 7. c3 Nc6 8. e4 d4 9. Nc4 b5 10. Nce5 Nxe5 11. Nxe5 Bb7 12. Re1 Nd7 13. Nf3 Nb6 14. cxd4 cxd4 15. b3 Bb4 16. Re2 Bc3 17. Rb1 b4 18. Nd2 Qe7 19. Nc4 Nxc4 20. bxc4 Bc6 21. e5 Bxg2 22. Kxg2 Qd7 23. a4 Rab8 24. Ra2 a5 25. Rb3 h6 26. Qg4 Qc6+ 27. Kg1 Kh7 28. Qe2 Rbc8 29. f4 f6 30. Qg2 fxe5 31. Qxc6 Rxc6 32. fxe5 Rf3 33. Rf2 Rxd3 34. Rf7 Rd1+ 35. Rf1 Rxf1+ 36. Kxf1 d3 37. Bf4 Rxc4 38. Kf2 Re4 39. Kf3 Re1 40. Be3 d2 41. Bxd2 Bxd2 42. Rd3 Bc3 43. Rd6 b3 44. Rd3 b2 0-1

[Event "BRA-ch U2300 Amateurs"]
[Site "Sao Paulo"]
[Date "2022.06.17"]
[Round "3"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Kim, Thiago"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1981"]
[BlackElo "1938"]
[PlyCount "138"]
[EventDate "2022.06.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. a4 Be6 7. N1c3 a6 8. Na3 Nf6 9. Bg5 Be7 10. Bxf6 Bxf6 11. Nc4 Nd4 12. Nd5 Bxd5 13. exd5 0-0 14. c3 Nf5 15. a5 Ne7 16. Ra4 Rb8 17. h4 Nc8 18. Rb4 Be7 19. Qb3 Qc7 20. g3 f5 21. Nxe5 Na7 22. Nd3 Bf6 23. Nf4 Qxa5 24. Rxb7 Rxb7 25. Qxb7 Nb5 26. Ne6 Qa1+ 27. Ke2 Qxb2+ 28. Ke3 Qxc3+ 29. Bd3 Bd4+ 30. Kf3 Qxd3+ 31. Kg2 Qe4+ 32. Kh2 Qf3 33. Rf1 f4 34. gxf4 Rxf4 35. Qc8+ Rf8 36. Nxf8 Be5+ 37. Kg1 Qxf8 38. Qe6+ Qf7 39. Qc8+ Qf8 40. Qe6+ Kh8 41. f4 Bd4+ 42. Kg2 h6 43. f5 Nc7 44. Qe4 Be5 45. Rc1 Qf7 46. Rd1 Ne8 47. Qa4 Nf6 48. Qxa6 Qh5 49. Qd3 Qg4+ 50. Kf1 Qxh4 51. Qf3 Qg4 52. Qxg4 Nxg4 53. Rd3 Kg8 54. Kg2 Kf7 55. Kf3 Nf6 56. Rd1 Ng8 57. Rb1 Kf6 58. Ke4 Ne7 59. Rb8 h5 60. Rf8+ Kg5 61. Rf7 Bf6 62. Rf8 Nxf5 63. Re8 h4 64. Kf3 Be5 65. Rh8 Ne7 66. Ke4 Kg4 67. Rh7 h3 68. Rh8 h2 69. Rh7 Ng6 0-1

[Event "BRA-ch U2300 Amateurs"]
[Site "Sao Paulo"]
[Date "2022.06.16"]
[Round "2"]
[White "Martins de Aguiar, Marina"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "C27"]
[WhiteElo "1820"]
[BlackElo "1981"]
[PlyCount "112"]
[EventDate "2022.06.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nc3 d5 5. exd5 cxd5 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. Nf3 Nc6 9. 0-0 Be7 10. Re1 Qd6 11. Nxe5 0-0 12. Bf4 Qd8 13. Nxc6 bxc6 14. Qf3 Nd7 15. Bc7 Qxc7 16. Rxe7 Qd6 17. Rae1 Nc5 18. R7e2 Ne6 19. Qg4 Rab8 20. Nd1 d4 21. a4 c5 22. b3 c4 23. dxc4 d3 24. cxd3 Rxb3 25. Ne3 Qxd3 26. Nf5 g6 27. Nh6+ Kg7 28. Nxf7 Rxf7 29. Qxe6 Qd4 30. c5 Rc3 31. c6 Qc5 32. Rf1 Qxc6 33. Qe5+ Qf6 34. Qe8 Qc6 35. Qe5+ Qf6 36. Qb8 Qd4 37. h3 Ra3 38. Re8 Ra1 39. Rg8+ Kh6 40. Rxa1 Qxa1+ 41. Kh2 Qxa4 42. Rf8 Qd7 43. Qb4 Qc7+ 44. g3 Kg7 45. Rxf7+ Kxf7 46. Qb3+ Kg7 47. Qb2+ Kg8 48. Qb3+ Kg7 49. Qb2+ Kg8 50. Qb3+ Qf7 51. Qb8+ Kg7 52. Qe5+ Qf6 53. Qc7+ Qf7 54. Qe5+ Qf6 55. Qc7+ Qf7 56. Qe5+ Qf6 1/2-1/2

[Event "BRA-ch U2300 Amateurs"]
[Site "Sao Paulo"]
[Date "2022.06.16"]
[Round "1"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Caetano, Ryan Wesley da Cost"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1981"]
[BlackElo "2189"]
[PlyCount "50"]
[EventDate "2022.06.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 0-0 10. 0-0-0 Nbd7 11. g4 b5 12. g5 b4 13. Ne2 Ne8 14. f4 a5 15. f5 a4 16. Nbd4 exd4 17. Nxd4 b3 18. cxb3 axb3 19. Kb1 Rxa2 20. Nc6 Qa8 21. Na7 Nc5 22. Bxc5 dxc5 23. Qe3 Qxa7 24. Kc1 Ra1+ 25. Kd2 Qa5+ 0-1

[Event "Sao Paulo STD U2200 op 5th"]
[Site "Sao Paulo"]
[Date "2019.09.01"]
[Round "5"]
[White "Barreto, Michael Fernando Al"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "C68"]
[WhiteElo "1611"]
[BlackElo "1980"]
[PlyCount "100"]
[EventDate "2019.08.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Ne7 8. 0-0 Ng6 9. Nc3 Bd7 10. Bg5 f6 11. Be3 Bd6 12. Rfe1 Kf7 13. Rad1 Rad8 14. a3 Rhe8 15. Rd2 Ne5 16. Rde2 Ng4 17. h3 Nxe3 18. Rxe3 Bc5 19. Rd3 Bc8 20. Red1 Bf8 21. f3 Rd6 22. Kf2 Red8 23. Ke2 g6 24. a4 h5 25. b4 h4 26. Na2 R6d7 27. c3 c5 28. Nc2 Rxd3 29. Rxd3 Rxd3 30. Kxd3 Bd7 31. a5 Ke6 32. Nc1 cxb4 33. cxb4 c5 34. bxc5 Bxc5 35. Kc4 Ba7 36. Nd4+ Ke5 37. Nd3+ Kd6 38. f4 Bxd4 39. Kxd4 Bc6 40. Nb4 Bb5 41. Nd5 Bf1 42. e5+ fxe5+ 43. fxe5+ Ke6 44. Nf4+ Kf5 45. Nd5 Ke6 46. Ne3 Bb5 47. Ke4 g5 48. Kd4 Bc6 49. Ng4 Bxg2 50. Nf2 Kf5 0-1

[Event "Sao Paulo STD U2200 op 5th"]
[Site "Sao Paulo"]
[Date "2019.09.01"]
[Round "6"]
[White "Dias, Marcelo de Souza"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1852"]
[BlackElo "1980"]
[PlyCount "87"]
[EventDate "2019.08.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Bd3 c5 5. b3 Nc6 6. 0-0 Bd6 7. Nbd2 0-0 8. Bb2 b6 9. Ne5 Bb7 10. f4 Ne7 11. Ndf3 Nf5 12. Qe2 Be7 13. g4 Nd6 14. Nd2 Nfe4 15. Nxe4 Nxe4 16. Nf3 Rc8 17. c4 dxc4 18. bxc4 Rc7 19. Rad1 Qa8 20. Nd2 Rcc8 21. Qg2 Nxd2 22. Qxd2 Bf3 23. Be2 Bxe2 24. Qxe2 Qe4 25. d5 exd5 26. Rxd5 Rfe8 27. Qd3 Bf6 28. Bxf6 gxf6 29. Kf2 Qxd3 30. Rxd3 Re4 31. Rc1 Rce8 32. Rcc3 R8e7 33. h4 Kg7 34. Rd6 R4e6 35. Rd5 Re8 36. Kf3 Re4 37. Rd7 R8e7 38. Rxe7 Rxe7 39. Rd3 a6 40. Ra3 b5 41. Rxa6 bxc4 42. Rc6 Ra7 43. Rxc5 Rxa2 44. Rxc4 1/2-1/2

[Event "Sao Paulo STD U2200 op 5th"]
[Site "Sao Paulo"]
[Date "2019.08.31"]
[Round "3"]
[White "Haraguchi, Diego Sashaki"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1704"]
[BlackElo "1980"]
[PlyCount "78"]
[EventDate "2019.08.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. e3 0-0 6. Bd3 Bxd2+ 7. Nbxd2 d6 8. 0-0 e5 9. Bc2 Bg4 10. Qb1 Nbd7 11. b4 Rfe8 12. h3 Bh5 13. Ng5 Bg6 14. Ngf3 Bxc2 15. Qxc2 e4 16. Nh2 Nf8 17. Rfd1 c6 18. Nhf1 Nh5 19. g4 Nf6 20. Ng3 d5 21. Nf5 Qd7 22. c5 h5 23. Nd6 hxg4 24. Nxe8 Rxe8 25. hxg4 Qxg4+ 26. Kf1 Ng6 27. Ke1 Nh4 28. Rdc1 Ng2+ 29. Kf1 Qh3 30. Ke2 Qh5+ 31. Kf1 Qh1+ 32. Ke2 Qh5+ 33. Kf1 Ng4 34. Qb2 Re6 35. Nxe4 dxe4 36. Kxg2 Nxe3+ 37. fxe3 Qf3+ 38. Kg1 Rg6+ 39. Kh2 Qh5# 0-1

[Event "Sao Paulo STD U2200 op 5th"]
[Site "Sao Paulo"]
[Date "2019.08.31"]
[Round "4"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Dias, Joao Batista de Sou"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "1980"]
[BlackElo "1858"]
[PlyCount "96"]
[EventDate "2019.08.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 g6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Nb3 d6 7. Be2 Nf6 8. 0-0 0-0 9. Bg5 h6 10. Bh4 Be6 11. Kh1 g5 12. Bg3 Ne5 13. Nd4 Qc8 14. Nxe6 Qxe6 15. Re1 Rac8 16. Qd2 Nc4 17. Bxc4 Qxc4 18. Rad1 Nh5 19. Nd5 Nxg3+ 20. hxg3 Rfe8 21. c3 Rc5 22. b3 Qb5 23. c4 Qd7 24. e5 e6 25. Nf6+ Bxf6 26. exf6 Rf5 27. Qd4 Qd8 28. Re2 b6 29. Qxd6 Qxf6 30. Kg1 Kg7 31. Rc2 Rc5 32. Rcd2 Rec8 33. Qd4 b5 34. Qxf6+ Kxf6 35. cxb5 Rxb5 36. g4 Rc7 37. f3 Rbc5 38. Rd7 Ke5 39. Rxc7 Rxc7 40. Rd2 f5 41. gxf5 exf5 42. g3 g4 43. f4+ Ke4 44. Kf2 h5 45. Re2+ Kd4 46. Rd2+ Ke4 47. Re2+ Kd4 48. Rd2+ Ke4 1/2-1/2

[Event "Sao Paulo STD U2200 op 5th"]
[Site "Sao Paulo"]
[Date "2019.08.30"]
[Round "2"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Brujin, Homero"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1980"]
[BlackElo "1496"]
[PlyCount "49"]
[EventDate "2019.08.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 Be7 8. Bxf6 Bxf6 9. Nxd6+ Kf8 10. Bc4 Be6 11. Bxe6 fxe6 12. 0-0 Nd4 13. Ndb5 Qb6 14. Nxd4 exd4 15. Ne2 e5 16. c3 Rd8 17. cxd4 exd4 18. Nf4 Kf7 19. Nd5 Qe6 20. Qd3 Rhe8 21. Nc7 Qxe4 22. Qc4+ Kf8 23. Nxe8 Rxe8 24. Rad1 Re5 25. Qb4+ 1-0

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.11"]
[Round "5.2"]
[White "Jenidarchiche, Douglas Rodrigo"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1731"]
[BlackElo "1984"]
[PlyCount "80"]
[EventDate "2019.05.09"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 0-0 6. 0-0 d6 7. h3 Na5 8. Bb5 a6 9. Ba4 b5 10. Bc2 c5 11. Be3 Qc7 12. Nbd2 d5 13. d4 exd4 14. cxd4 cxd4 15. Bxd4 Nc6 16. exd5 Nxd4 17. Nxd4 Nxd5 18. Be4 Bb7 19. Rc1 Qb6 20. Nf5 Bf6 21. Qf3 Rad8 22. Nb3 Ba8 23. Rcd1 Nc7 24. Rxd8 Rxd8 25. Rc1 Bxe4 26. Qxe4 Ne6 27. Rc6 Rd1+ 28. Kh2 Qxf2 29. Nbd4 Rxd4 30. Nxd4 Bxd4 31. Rc8+ Nf8 32. Qe7 Qf4+ 33. Kh1 Qf1+ 34. Kh2 Qf4+ 35. Kh1 Qf1+ 36. Kh2 Bg1+ 37. Kg3 Qd3+ 38. Kg4 h5+ 39. Kf4 Bh2+ 40. Kg5 Qg6+ 0-1

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.11"]
[Round "6.2"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Van Riemsdijk, Dirk Dagobert"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1984"]
[BlackElo "1961"]
[PlyCount "78"]
[EventDate "2019.05.09"]
[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 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Bb5+ Nc6 7. 0-0 Qb6 8. c4 dxc4 9. Qa4 Bd3 10. Re1 Rd8 11. Bg5 Rd7 12. Na3 h6 13. Bd2 cxd4 14. Nxc4 Bxc4 15. Qxc4 Nge7 16. Rac1 g5 17. Re4 a6 18. Bxc6 Nxc6 19. b4 Be7 20. a4 Rd5 21. Rb1 0-0 22. h4 Qd8 23. hxg5 hxg5 24. b5 axb5 25. axb5 Na5 26. Qa4 b6 27. Rg4 f5 28. exf6 Bxf6 29. Re1 Kf7 30. Rge4 Rg8 31. Rxe6 g4 32. Ne5+ Bxe5 33. R6xe5 g3 34. f3 Qh4 35. Rxd5 Qh2+ 36. Kf1 Qh1+ 37. Ke2 Qxg2+ 38. Kd3 Qxf3+ 39. Kxd4 Rg4+ 0-1

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.10"]
[Round "3.2"]
[White "Mobaier, Sergio"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1937"]
[BlackElo "1984"]
[PlyCount "165"]
[EventDate "2019.05.09"]
[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. Bf4 e6 3. e3 d5 4. Nd2 c5 5. c3 Nc6 6. Ngf3 Bd6 7. Ne5 Qc7 8. Ndf3 Ne4 9. Bb5 0-0 10. Nxc6 bxc6 11. Bxd6 Qxd6 12. Bd3 cxd4 13. exd4 c5 14. 0-0 cxd4 15. Bxe4 dxe4 16. Qxd4 Qxd4 17. Nxd4 e5 18. Nc2 Ba6 19. Rfd1 Bd3 20. Nb4 Rfd8 21. Nc6 Re8 22. Rd2 a5 23. b4 axb4 24. Nxb4 Ra3 25. Nxd3 Rd8 26. Rc1 exd3 27. c4 Rc8 28. c5 Kf8 29. f3 Ke7 30. Kf2 f5 31. Rb2 Ke6 32. Ke3 Kd5 33. Rb7 f4+ 34. Kd2 Rxa2+ 35. Kxd3 Rxg2 36. Rd7+ Kc6 37. Rd6+ Kc7 38. Ra1 Rd8 39. Ra7+ Kb8 40. Re7 Rxd6+ 41. cxd6 Rf2 42. Ke4 Kc8 43. Rxg7 Rxh2 44. Kxe5 Rh6 45. Kd5 Rh1 46. Kc6 Rc1+ 47. Kd5 Rh1 48. Ke5 Rh6 49. Kxf4 Rxd6 50. Rxh7 Kd8 51. Rf7 Ke8 52. Rf5 Ke7 53. Kg5 Ra6 54. Rf4 Rb6 55. Rf5 Ra6 56. Kg4 Rb6 57. Kh5 Ra6 58. f4 Rb6 59. Ra5 Kf7 60. Kg5 Rc6 61. Ra7+ Kf8 62. Rb7 Ra6 63. Rd7 Rb6 64. Rd5 Kf7 65. Kf5 Rf6+ 66. Kg5 Rg6+ 67. Kf5 Rf6+ 68. Kg4 Rg6+ 69. Kf3 Ra6 70. Ke4 Re6+ 71. Kd4 Ra6 72. Ke4 Re6+ 73. Re5 Rxe5+ 74. Kxe5 Ke7 75. Kf5 Kf7 76. Kg5 Kg7 77. f5 Kf7 78. f6 Kf8 79. Kf5 Kf7 80. Ke5 Kf8 81. Ke6 Ke8 82. f7+ Kf8 83. Kf6 1/2-1/2

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.10"]
[Round "4.2"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Branchini, Fernando Luis Sakam"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "1984"]
[BlackElo "1968"]
[PlyCount "116"]
[EventDate "2019.05.09"]
[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 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Nc6 7. Bg2 Nf6 8. Be3 Be7 9. 0-0 0-0 10. f4 d6 11. Qe2 Bd7 12. Rad1 Rac8 13. Nb3 b5 14. a3 Rfd8 15. g4 Na5 16. g5 Nc4 17. gxf6 Bxf6 18. Rb1 Nxb2 19. Rxb2 Qxc3 20. Ra2 b4 21. Bd2 Qc7 22. a4 Ra8 23. Rd1 Bc6 24. Be3 Bb7 25. Qf2 Qc4 26. Qf1 Qc7 27. a5 Rdc8 28. Qd3 Qc4 29. Bf2 Bc3 30. Qxc4 Rxc4 31. Bf1 Rcc8 32. Bd3 Kh8 33. Bd4 f5 34. exf5 exf5 35. Bxc3 Rxc3 36. Ra4 Be4 37. Rxb4 Bxd3 38. Rxd3 Rxc2 39. Rxd6 Re8 40. Rd2 Rc3 41. Kf2 h6 42. Re2 Rd8 43. Rd4 Rb8 44. Nd2 Rh3 45. Kg2 Ra3 46. Rd5 Rb5 47. Rxb5 axb5 48. Re5 Rxa5 49. Rxf5 Ra2 50. Kg3 Rxd2 51. Rxb5 Kh7 52. Rb6 Rd1 53. h4 Rg1+ 54. Kf3 h5 55. Rb5 Kh6 56. Rg5 Rh1 57. Kg3 Rg1+ 58. Kf3 Rh1 1/2-1/2

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.09"]
[Round "1.2"]
[White "Martins, Andre Giacomazzi"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "E46"]
[WhiteElo "1513"]
[BlackElo "1984"]
[PlyCount "84"]
[EventDate "2019.05.09"]
[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 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 Re8 6. a3 Bf8 7. e4 d6 8. Bg5 h6 9. Bh4 Be7 10. f4 Ng4 11. Bxe7 Qxe7 12. Qd2 e5 13. fxe5 dxe5 14. d5 Qc5 15. Ng3 a5 16. Na4 Qe7 17. 0-0-0 Bd7 18. Nf5 Bxf5 19. exf5 Qd7 20. h3 Nf6 21. Qc2 Na6 22. g4 Qe7 23. Bg2 Nc5 24. Nc3 a4 25. Rhe1 e4 26. Re3 Qd6 27. Bf1 Qf4 28. Rde1 c6 29. dxc6 bxc6 30. Kb1 Red8 31. Bg2 Rd3 32. Rxe4 Nfxe4 33. Nxe4 Rad8 34. Nxc5 Rd2 35. Qxa4 Qf2 36. Re8+ Rxe8 37. Qb4 Qxg2 38. a4 Ree2 39. a5 Rxb2+ 40. Qxb2 Rxb2+ 41. Ka1 Ra2+ 42. Kb1 Qb2# 0-1

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.09"]
[Round "2.2"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Chi Haur, Wu"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1984"]
[BlackElo "1704"]
[PlyCount "101"]
[EventDate "2019.05.09"]
[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. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. c3 Rg8 13. Nc2 Rxg2 14. Nce3 Rxf2 15. Kxf2 fxe4 16. Bxe4 Qh4+ 17. Ke2 0-0-0 18. Qd3 Bh6 19. a4 Bxe3 20. Nxe3 d5 21. Bxd5 Bxd5 22. Nxd5 e4 23. Nb6+ Kc7 24. Qg3+ Qxg3 25. hxg3 Kxb6 26. Rxh7 Rg8 27. Rxf7 Rxg3 28. Rf6 Kc7 29. axb5 axb5 30. Ra6 Ne5 31. Ra7+ Kb8 32. Re7 Re3+ 33. Kd1 Rd3+ 34. Kc2 Nd7 35. Rff7 Kc7 36. Rxe4 Rd5 37. Ree7 Kc6 38. Rxd7 Rxd7 39. Rxd7 Kxd7 40. Kb3 Kc6 41. Kb4 Kb6 42. c4 bxc4 43. Kxc4 Kc6 44. b3 Kb6 45. Kb4 Ka6 46. Kc5 Kb7 47. Kb5 Kc7 48. Ka6 Kb8 49. b4 Ka8 50. Kb6 Kb8 51. b5 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2019.03.05"]
[Round "7"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Dias, Joao Batista de Sou"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "1977"]
[BlackElo "1847"]
[PlyCount "57"]
[EventDate "2019.03.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Nb3 a6 7. Be2 Nf6 8. 0-0 0-0 9. Bg5 d6 10. Kh1 b5 11. a3 Bb7 12. f4 Rc8 13. Bf3 Qc7 14. Re1 Nd8 15. e5 dxe5 16. fxe5 Bxf3 17. Qxf3 Nd7 18. Nd5 Nxe5 19. Qg3 Qb7 20. Nxe7+ Kh8 21. Nxc8 Qxc8 22. Bxd8 Rxd8 23. Rxe5 Qxc2 24. Rae1 a5 25. Re7 Qc4 26. Nd2 Qc6 27. Ne4 f5 28. Ng5 Bf6 29. Nf7+ 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2019.03.04"]
[Round "6"]
[White "Deus Filho, Joaquim"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "C22"]
[WhiteElo "1908"]
[BlackElo "1977"]
[PlyCount "118"]
[EventDate "2019.03.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 g6 5. Nc3 Bh6 6. Qd3 Bxc1 7. Rxc1 Nf6 8. Qd2 Qe7 9. f3 0-0 10. Bc4 d6 11. Nge2 Be6 12. Bb3 Ne5 13. Qh6 Bxb3 14. axb3 Rfe8 15. h4 d5 16. h5 dxe4 17. hxg6 fxg6 18. fxe4 c6 19. Ng3 Nfg4 20. Qh4 Qxh4 21. Rxh4 Rf8 22. Nd1 Rad8 23. Ra1 a6 24. Ne2 Rd7 25. Rh3 Rdf7 26. Kd2 Rf1 27. Rc1 Nf6 28. Ndc3 Rxc1 29. Kxc1 Nfg4 30. Nd1 Rf1 31. Kd2 Rxd1+ 32. Kxd1 Nf2+ 33. Kd2 Nxh3 34. gxh3 Kf7 35. Ke3 c5 36. Nc3 g5 37. Na4 Nd7 38. e5 Ke6 39. Ke4 b5 40. Nc3 Nxe5 41. Nd5 h5 42. Nc7+ Kf6 43. Ne8+ Kf7 44. Kxe5 Kxe8 45. Kf5 g4 46. hxg4 h4 47. Kf4 Kf7 48. g5 Kg6 49. Kg4 h3 50. Kxh3 Kxg5 51. Kg3 Kf5 52. Kf3 Ke5 53. Ke3 a5 54. c3 Kd5 55. Kd3 c4+ 56. bxc4+ bxc4+ 57. Ke3 Ke5 58. Kf3 Kf5 59. Ke3 Ke5 1/2-1/2

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2019.03.04"]
[Round "5"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Pereira, Juliano Resende M"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "1977"]
[BlackElo "2215"]
[PlyCount "98"]
[EventDate "2019.03.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 a6 8. Qd3 b5 9. 0-0-0 Bb7 10. Kb1 Bd5 11. Nc3 c6 12. Qe3 Nd7 13. Bd3 Qc7 14. Rhe1 0-0-0 15. Nxd5 cxd5 16. a4 Qa5 17. axb5 axb5 18. Qe2 Kc7 19. Nd2 Ra8 20. Nb3 Qa2+ 21. Kc1 Bb4 22. c3 Qxb3 23. cxb4 Kd6 24. Kd2 Qxb4+ 25. Ke3 e5 26. dxe5+ fxe5 27. Qf3 Qxb2 28. Rd2 Qd4+ 29. Ke2 Ra3 30. Qf5 Qf4 31. Qxf4 exf4 32. Bxb5 Re8+ 33. Kf1 Rxe1+ 34. Kxe1 Ne5 35. Ke2 f3+ 36. gxf3 Rxf3 37. Ba6 Rb3 38. Bc8 Kc5 39. f4 Nc4 40. Ra2 Rb2+ 41. Rxb2 Nxb2 42. Bf5 h6 43. h4 Kd4 44. Kf3 Nc4 45. Bb1 Nd2+ 46. Kg4 Nxb1 47. Kh5 Ke4 48. f5 Kxf5 49. Kxh6 Kg4 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2019.03.03"]
[Round "3"]
[White "Okuda, Paulo Alexandre Yuj"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "1698"]
[BlackElo "1977"]
[PlyCount "74"]
[EventDate "2019.03.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. 0-0 d6 7. Nc3 Be7 8. h3 Be6 9. Ng5 Bg8 10. Bxc6+ bxc6 11. f4 Bc4 12. Re1 0-0 13. b3 Bf7 14. Nxf7 Rxf7 15. fxe5 dxe5 16. Bb2 Bc5+ 17. Kh2 Bd4 18. Qe2 h5 19. Na4 Ng4+ 20. Kh1 Qh4 21. Bxd4 exd4 22. Rf1 Raf8 23. Rxf7 Rxf7 24. Rf1 Rxf1+ 25. Qxf1 Ne3 26. Qe2 Qxe4 27. Nb2 Qxc2 28. Qxc2 Nxc2 29. Kg1 Nb4 30. a3 Nc2 31. Nc4 Kf7 32. Kf2 Ke6 33. Kf3 Kd5 34. g4 hxg4+ 35. hxg4 d3 36. Kf4 Kd4 37. Kf5 Ne3+ 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2019.03.03"]
[Round "4"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Martins de Aguiar, Marina"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1977"]
[BlackElo "1680"]
[PlyCount "69"]
[EventDate "2019.03.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Bxf6 gxf6 10. Na3 b5 11. Nd5 f5 12. Bd3 Be6 13. c3 Rc8 14. Qh5 fxe4 15. Bxe4 Be7 16. Nc2 Qa5 17. b4 Qd8 18. a4 Na7 19. Nce3 a5 20. 0-0 axb4 21. cxb4 bxa4 22. Nf5 Rc4 23. Qe2 Bxd5 24. Bxd5 Rxb4 25. Qh5 Rf8 26. Ng7+ Kd7 27. Qh3+ f5 28. Ne6 Qb8 29. Nxf8+ Qxf8 30. Rfb1 Qb8 31. Qxf5+ Kd8 32. Rxb4 Qxb4 33. Rb1 Qa5 34. Rb8+ Kc7 35. Rb7+ 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2019.03.02"]
[Round "1"]
[White "Haraguchi, Matheus Sashaki"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "1508"]
[BlackElo "1977"]
[PlyCount "58"]
[EventDate "2019.03.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. d3 Nc6 4. Nf3 Bc5 5. Bg5 h6 6. Bh4 g5 7. Bg3 d6 8. e3 Qe7 9. Nd2 a6 10. Be2 Be6 11. Bf3 Qd7 12. Nde4 Nxe4 13. Nxe4 Bb4+ 14. Nc3 d5 15. cxd5 Bxd5 16. Bxd5 Qxd5 17. 0-0 Bxc3 18. bxc3 0-0-0 19. d4 f5 20. f3 f4 21. e4 Qc4 22. Bf2 exd4 23. cxd4 Nxd4 24. Rc1 Ne2+ 25. Kh1 Rxd1 26. Rcxd1 Rd8 27. Rde1 Rd2 28. h4 g4 29. fxg4 Qxe4 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2019.03.02"]
[Round "2"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Delgado Ramirez, Neuris"]
[Result "0-1"]
[ECO "B60"]
[WhiteElo "1977"]
[BlackElo "2610"]
[PlyCount "68"]
[EventDate "2019.03.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Qa5 7. Bxf6 gxf6 8. Bc4 Qc5 9. Bb5 Bd7 10. Nb3 Qg5 11. g3 f5 12. Qe2 0-0-0 13. f4 Qg6 14. Qf2 Kb8 15. exf5 Qxf5 16. 0-0-0 Bg7 17. Bd3 Qf6 18. Kb1 Nb4 19. Be4 d5 20. Bd3 Bg4 21. Rd2 Rc8 22. a3 Nxd3 23. Rxd3 Bf5 24. Rd4 Qb6 25. Kc1 Rc4 26. Rhd1 Rhc8 27. Qd2 e6 28. Rxc4 Rxc4 29. g4 Bxg4 30. Re1 Bf5 31. Re5 Bxe5 32. fxe5 Qg1+ 33. Qd1 Qxd1+ 34. Kxd1 Rh4 0-1

[Event "Florianopolis op 5th"]
[Site "Florianopolis"]
[Date "2019.01.27"]
[Round "10"]
[White "Trois, Francisco R Torres"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2163"]
[BlackElo "1947"]
[PlyCount "111"]
[EventDate "2019.01.21"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. b3 Be7 4. Bb2 0-0 5. e3 b6 6. Be2 Bb7 7. 0-0 d6 8. d4 c5 9. Nc3 Nbd7 10. d5 exd5 11. cxd5 Qc8 12. a4 Ba6 13. Bc4 Bxc4 14. bxc4 a5 15. Nd2 Ne8 16. Nb5 Nc7 17. Qg4 Nf6 18. Qg3 Nxb5 19. cxb5 Qg4 20. Qxg4 Nxg4 21. Nc4 Rab8 22. f3 Nh6 23. e4 f6 24. f4 Nf7 25. Rae1 Rfd8 26. Re3 Re8 27. Kf2 Bd8 28. Kf3 Bc7 29. g4 Kf8 30. h4 h6 31. Re2 Re7 32. Bc3 Rbe8 33. Rg1 Kg8 34. Bd2 Kf8 35. f5 Ne5+ 36. Nxe5 dxe5 37. g5 hxg5 38. hxg5 fxg5 39. Bxg5 Rd7 40. Rh2 Bd8 41. Rh8+ Kf7 42. Rxe8 Kxe8 43. Bxd8 Kxd8 44. Rg6 Kc7 45. Re6 Rd6 46. Rxe5 Kd7 47. Kf4 Rh6 48. Re6 Rxe6 49. dxe6+ Ke7 50. e5 Ke8 51. Ke4 Kf8 52. Kd5 Ke7 53. f6+ gxf6 54. exf6+ Ke8 55. f7+ Ke7 56. Ke5 1-0

[Event "Florianopolis op 5th"]
[Site "Florianopolis"]
[Date "2019.01.26"]
[Round "9"]
[White "Filgueiras, Nathan Felipe"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "2161"]
[BlackElo "1947"]
[PlyCount "105"]
[EventDate "2019.01.21"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 d5 8. exd5 Nxd5 9. Nde2 Nb4 10. Qxd8+ Kxd8 11. Bg5+ Be7 12. 0-0-0+ Ke8 13. Bxe7 Kxe7 14. Bg2 Ra7 15. Rhe1 Rd8 16. Nd4 N4c6 17. Nd5+ Kf8 18. Nb6 Re8 19. f4 Nxd4 20. Rxd4 Nc6 21. Rd6 a5 22. f5 e5 23. Bxc6 bxc6 24. Nxc8 Rxc8 25. Rxe5 c5 26. Red5 Re7 27. Rd8+ Re8 28. Rxc8 Rxc8 29. Kd2 Ke7 30. Kc3 a4 31. Kc4 Rb8 32. b3 axb3 33. axb3 h5 34. Rxc5 hxg4 35. hxg4 Kd6 36. Rd5+ Kc7 37. b4 Ra8 38. Rc5+ Kb6 39. Re5 Ra1 40. Re4 Rg1 41. Rd4 Rg3 42. c3 Kc7 43. b5 g6 44. fxg6 fxg6 45. Kb4 Re3 46. c4 Re1 47. Kc5 Re6 48. Rd5 Rf6 49. Re5 Kb7 50. Kd5 Rf1 51. c5 Rd1+ 52. Ke6 Kc7 53. Kf6 1-0

[Event "Florianopolis op 5th"]
[Site "Florianopolis"]
[Date "2019.01.26"]
[Round "8"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Dos Santos, Haroldo Cunha Jr"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "1947"]
[BlackElo "2129"]
[PlyCount "81"]
[EventDate "2019.01.21"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. Nc3 Nf6 7. 0-0 Be7 8. Re1 0-0 9. Bf1 Re8 10. h3 Bf8 11. Bf4 Ne5 12. Qd2 c6 13. Rad1 Kh8 14. Bh2 Qc7 15. Kh1 Rad8 16. Qc1 Bc8 17. f4 Ng6 18. Nf3 b5 19. e5 b4 20. Nb5 cxb5 21. exf6 a6 22. fxg7+ Bxg7 23. Bg1 Bb7 24. Nd4 Be4 25. f5 Nh4 26. Qf4 Nxg2 27. Bxg2 Bxg2+ 28. Kxg2 Rg8 29. Kh1 Be5 30. Qe4 Rg3 31. Nc6 Re8 32. Nxe5 dxe5 33. Re3 Rg5 34. Bf2 Qc8 35. Rf3 h6 36. Rd6 f6 37. Rxf6 Qd8 38. Rxh6+ Kg7 39. Rg6+ Rxg6 40. fxg6 Qd6 41. Qb7+ 1-0

[Event "Florianopolis op 5th"]
[Site "Florianopolis"]
[Date "2019.01.24"]
[Round "5"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Masselli, Eduardo"]
[Result "1/2-1/2"]
[ECO "B04"]
[WhiteElo "1947"]
[BlackElo "1700"]
[PlyCount "27"]
[EventDate "2019.01.21"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Be2 Bg7 6. 0-0 0-0 7. c4 Nb6 8. exd6 exd6 9. Nc3 Bg4 10. Be3 Nc6 11. b3 d5 12. c5 Nc8 13. h3 Bxf3 14. Bxf3 1/2-1/2

[Event "Florianopolis op 5th"]
[Site "Florianopolis"]
[Date "2019.01.24"]
[Round "6"]
[White "Tramontini, Renan Cesar"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "C29"]
[WhiteElo "1721"]
[BlackElo "1947"]
[PlyCount "50"]
[EventDate "2019.01.21"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. d3 Nxc3 6. bxc3 d4 7. Bd2 c5 8. cxd4 cxd4 9. Nf3 Nc6 10. Be2 Be7 11. 0-0 0-0 12. Rb1 Qd5 13. c4 dxc3 14. Bxc3 Qc5+ 15. Kh1 Qxc3 16. Rb3 Qa5 17. d4 Nb4 18. a3 Nd5 19. Nd2 Be6 20. Nc4 Qc7 21. Bd3 g6 22. Qd2 Nb6 23. Nxb6 axb6 24. Rc3 Qd7 25. Be4 Ra4 0-1

[Event "Florianopolis op 5th"]
[Site "Florianopolis"]
[Date "2019.01.23"]
[Round "4"]
[White "Gomes, Guilherme Rodrigues"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1-0"]
[ECO "E07"]
[WhiteElo "1565"]
[BlackElo "1947"]
[PlyCount "95"]
[EventDate "2019.01.21"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. c4 c6 7. Qc2 Nbd7 8. Nc3 Bd6 9. Nd2 Re8 10. e4 dxe4 11. Ndxe4 Nxe4 12. Nxe4 Be7 13. Rd1 Nf6 14. Nc3 Bd6 15. Bg5 h6 16. Bxf6 Qxf6 17. Ne4 Qd8 18. d5 cxd5 19. Nxd6 Qxd6 20. cxd5 e5 21. Rac1 Rd8 22. h3 Rb8 23. Re1 f6 24. Qg6 Qe7 25. Be4 Qf7 26. Qxf7+ Kxf7 27. Rc7+ Bd7 28. f4 Ke7 29. fxe5 fxe5 30. Bf5 Kd6 31. Rxd7+ Rxd7 32. Bxd7 Kxd7 33. Rxe5 Rc8 34. Re6 Rc2 35. Rg6 Rxb2 36. a4 a5 37. Rxg7+ Kd6 38. Rg6+ Kxd5 39. Rxh6 Ke4 40. Rf6 Rb1+ 41. Kg2 Rb2+ 42. Rf2 Rb4 43. h4 b5 44. h5 bxa4 45. h6 Rb6 46. h7 Rh6 47. Rf4+ Ke5 48. Rh4 1-0

[Event "Florianopolis op 5th"]
[Site "Florianopolis"]
[Date "2019.01.22"]
[Round "2"]
[White "Rodrigues, Edgar"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2312"]
[BlackElo "1947"]
[PlyCount "129"]
[EventDate "2019.01.21"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Bb6 6. Bc4 Nf6 7. Nc3 0-0 8. 0-0 d6 9. f3 Re8 10. Bf2 Bd7 11. Nxc6 bxc6 12. Kh1 Bxf2 13. Rxf2 Nh5 14. g3 Qg5 15. Qd2 Qc5 16. Bb3 Nf6 17. Rd1 Bh3 18. Kg1 Re7 19. Qf4 h5 20. Na4 Qe5 21. Qxe5 Rxe5 22. c4 Nd7 23. Nc3 Nc5 24. Bc2 a5 25. Rfd2 Ree8 26. b3 Rab8 27. Kf2 a4 28. Nxa4 Nxa4 29. bxa4 c5 30. g4 hxg4 31. Kg3 Re6 32. fxg4 Rh6 33. e5 Rd8 34. Rd5 f6 35. exd6 cxd6 36. Rxd6 Re8 37. Rd8 Rxd8 38. Rxd8+ Kf7 39. Rd1 g6 40. a5 f5 41. gxf5 Bxf5 42. Bxf5 gxf5 43. Rd5 f4+ 44. Kg2 f3+ 45. Kg3 Ke6 46. Rd2 Ke7 47. Kxf3 Ra6 48. h4 Rxa5 49. Kg4 Ra4 50. Rc2 Kf6 51. h5 Kg7 52. Kf5 Kh6 53. Ke5 Kxh5 54. Kd5 Ra5 55. Rg2 Kh4 56. Kc6 Kh3 57. Rc2 Kg4 58. Kb6 Ra8 59. Kxc5 Kf5 60. Kb6 Ke6 61. c5 Rb8+ 62. Ka7 Rb4 63. c6 Kd6 64. c7 Ra4+ 65. Kb6 1-0

[Event "Florianopolis op 5th"]
[Site "Florianopolis"]
[Date "2019.01.22"]
[Round "3"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Eger, Laura Luisa"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1947"]
[BlackElo "1662"]
[PlyCount "115"]
[EventDate "2019.01.21"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 d6 8. d4 Bb6 9. h3 h6 10. Re1 0-0 11. Bc2 Bb7 12. a4 Re8 13. d5 Ne7 14. Nbd2 c6 15. dxc6 Bxc6 16. Nf1 Ng6 17. Ng3 Rc8 18. Be3 Bb7 19. Qd2 Qc7 20. Nf5 Bxe3 21. Rxe3 Rcd8 22. axb5 axb5 23. Ree1 d5 24. exd5 Nxd5 25. Qc1 Ndf4 26. Qe3 Nd5 27. Qc1 b4 28. Be4 Qb6 29. c4 Nf6 30. Bxb7 Qxb7 31. Qe3 Rd7 32. Red1 Rc7 33. Nd6 Qb8 34. Nxe8 Qxe8 35. b3 Nd7 36. Ra7 Qc8 37. Rxc7 Qxc7 38. Qd3 Nc5 39. Qd8+ Qxd8 40. Rxd8+ Kh7 41. Nd2 Nf4 42. Kf1 Kg6 43. Rc8 Nfd3 44. Ke2 f5 45. Rc6+ Kh7 46. g3 Nc1+ 47. Kd1 N1d3 48. Ke2 Nc1+ 49. Ke1 N5d3+ 50. Kf1 Kg8 51. Rb6 Kf7 52. Rb5 Kg6 53. Nf3 Kf6 54. Ne1 e4 55. Nxd3 Nxd3 56. Ke2 g5 57. Ke3 Kf7 58. Rxf5+ 1-0

[Event "Florianopolis op 5th"]
[Site "Florianopolis"]
[Date "2019.01.21"]
[Round "1"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Andersson, Cristian De Oliveir"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1947"]
[BlackElo "1345"]
[PlyCount "45"]
[EventDate "2019.01.21"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Ne7 6. 0-0 Nd7 7. c4 dxc4 8. Bxc4 Nb6 9. Be2 Ned5 10. Nc3 Be7 11. Nxd5 Nxd5 12. Bd2 0-0 13. a3 c5 14. Rc1 Rc8 15. Qa4 a6 16. dxc5 Bxc5 17. b4 Bb6 18. Bg5 Qe8 19. Qb3 h6 20. Bd2 Be4 21. Bc4 Bxf3 22. Qxf3 Ne7 23. Qxb7 1-0

[Event "Hebraica op 26th"]
[Site "Hebraica"]
[Date "2019.01.13"]
[Round "6"]
[White "Damaceno, Mateus Lima"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "E46"]
[WhiteElo "2022"]
[BlackElo "1947"]
[PlyCount "103"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 Re8 6. a3 Bf8 7. Ng3 c5 8. dxc5 Bxc5 9. Bd3 d5 10. 0-0 Nc6 11. b4 Bf8 12. cxd5 exd5 13. Nb5 a6 14. Nd4 Nxd4 15. exd4 Bg4 16. Qb3 Qb6 17. Be3 a5 18. b5 h5 19. h3 Be6 20. a4 g6 21. Rfd1 Bd6 22. Ne2 Rac8 23. Rac1 Qd8 24. Nf4 Qd7 25. b6 Rxc1 26. Rxc1 Rc8 27. Rxc8+ Qxc8 28. Nxe6 Qxe6 29. Qc3 Ne4 30. Qxa5 Bb8 31. Qb4 f5 32. Bxe4 dxe4 33. Bg5 f4 34. Qe7 Qxe7 35. Bxe7 Kf7 36. Bc5 Ke6 37. Kf1 f3 38. gxf3 exf3 39. Ke1 Bf4 40. Kd1 Kd5 41. a5 g5 42. Be7 h4 43. a6 bxa6 44. b7 g4 45. Bxh4 gxh3 46. Bg3 Bxg3 47. fxg3 h2 48. b8Q h1Q+ 49. Kc2 Kxd4 50. Qf4+ Kd5 51. Qf5+ Kd4 52. Qf4+ 1/2-1/2

[Event "Hebraica op 26th"]
[Site "Hebraica"]
[Date "2019.01.13"]
[Round "5"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Dos Reis, Leandro Aparecido C"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1947"]
[BlackElo "2021"]
[PlyCount "101"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 0-0 9. Qd2 Be6 10. 0-0-0 a5 11. Bb5 Na6 12. Qe2 Qb8 13. g4 Rc8 14. a4 Nb4 15. Kb1 d5 16. g5 d4 17. gxf6 Bxf6 18. Nxd4 exd4 19. Bxd4 Bxd4 20. Rxd4 Qe5 21. Rhd1 Qc5 22. Qf2 Qe7 23. Qd2 Nc6 24. Nd5 Qf8 25. Bxc6 Rxc6 26. Nf4 Rcc8 27. Nxe6 fxe6 28. Rd7 Qxf3 29. Rg1 Qf6 30. e5 Qxe5 31. Qh6 Qe1+ 32. Rxe1 gxh6 33. Rxe6 Rc4 34. Rxh6 Rxa4 35. Rhxh7 Re8 36. b3 Rg4 37. Rxb7 a4 38. bxa4 Rxa4 39. h4 Ree4 40. Rhe7 Reb4+ 41. Rxb4 Rxb4+ 42. Ka2 Kf8 43. Re1 Rxh4 44. Kb3 Kf7 45. c4 Rh8 46. Kb4 Re8 47. Rxe8 Kxe8 48. Kc5 Kd8 49. Kb6 Kd7 50. c5 Kc8 51. Kc6 1-0

[Event "Hebraica op 26th"]
[Site "Hebraica"]
[Date "2019.01.12"]
[Round "4"]
[White "Poeta, Caio Medeiros"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "A32"]
[WhiteElo "2110"]
[BlackElo "1947"]
[PlyCount "132"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Bb4+ 6. Nd2 0-0 7. Bg2 Nc6 8. Nxc6 dxc6 9. 0-0 Qe7 10. a3 Bxd2 11. Bxd2 e5 12. Qc2 Re8 13. Bc3 Qc7 14. Rad1 Be6 15. b3 Rad8 16. Qb2 Rxd1 17. Rxd1 Rd8 18. Rd3 Rxd3 19. exd3 Nd7 20. d4 exd4 21. Bxd4 Qd6 22. h3 f6 23. Kh2 c5 24. Bc3 b6 25. Qe2 a5 26. f4 Kf7 27. Qh5+ Kg8 28. Qe2 Nf8 29. Be4 Bf7 30. Kg2 Ne6 31. Bd5 Nf8 32. Bf3 Bg6 33. Kf2 h6 34. Bd5+ Bf7 35. Be4 Ne6 36. Qd3 Qxd3 37. Bxd3 Kf8 38. f5 Nd8 39. Ke3 Ke7 40. g4 Be8 41. h4 Nf7 42. Be4 Bd7 43. Kf4 Nd6 44. Bd5 Nf7 45. Ba1 Be8 46. Bc3 Bd7 47. Bd2 Ne5 48. Be4 Bc6 49. g5 hxg5+ 50. hxg5 Bxe4 51. Kxe4 a4 52. Bc3 axb3 53. Kd5 Nd3 54. gxf6+ gxf6 55. a4 b2 56. Bxb2 Nxb2 57. a5 bxa5 58. Kxc5 Nxc4 59. Kxc4 Kd6 60. Kb5 Ke5 61. Kxa5 Kxf5 62. Kb4 Ke4 63. Kc3 Ke3 64. Kc2 Ke2 65. Kc3 f5 66. Kd4 f4 0-1

[Event "Hebraica op 26th"]
[Site "Hebraica"]
[Date "2019.01.12"]
[Round "3"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Takehara, Alan Keissuke"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1947"]
[BlackElo "1758"]
[PlyCount "114"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Ne7 6. 0-0 c5 7. Be3 Nec6 8. c4 dxc4 9. Bxc4 cxd4 10. Nxd4 Nxd4 11. Qxd4 Qxd4 12. Bxd4 a6 13. f4 b5 14. Be2 Nc6 15. Bf2 Be7 16. a4 b4 17. Rc1 Be4 18. Nd2 Bd5 19. Nc4 Bxc4 20. Rxc4 Na5 21. Rc7 Bd8 22. Rc2 Be7 23. Bb6 Bd8 24. Bxd8 Rxd8 25. Bxa6 0-0 26. Kf2 Rd4 27. Ke3 Rfd8 28. Rc8 Rxc8 29. Bxc8 Rc4 30. Ba6 Rc2 31. Rd1 g6 32. Rd2 Rc1 33. Bb5 Nb3 34. Re2 Ra1 35. Rc2 Kg7 36. Kd3 Nc1+ 37. Kc4 b3 38. Rd2 h6 39. Kb4 g5 40. fxg5 hxg5 41. a5 Na2+ 42. Kxb3 Nc1+ 43. Kb4 Rxa5 44. Kxa5 Nb3+ 45. Ka4 Nxd2 46. Bd3 f5 47. exf6+ Kxf6 48. Kb4 Ke5 49. Kc3 Ne4+ 50. Bxe4 Kxe4 51. Kc4 Ke3 52. b4 Kf2 53. g4 Kf3 54. b5 e5 55. b6 e4 56. b7 e3 57. b8Q e2 1-0

[Event "Hebraica op 26th"]
[Site "Hebraica"]
[Date "2019.01.11"]
[Round "1"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Feitoza, Gustavo Sampaio Lob"]
[Result "1-0"]
[ECO "C74"]
[WhiteElo "1947"]
[BlackElo "1533"]
[PlyCount "30"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 d6 6. c3 Be7 7. d4 exd4 8. cxd4 Nf6 9. h3 Nxe4 10. Bd5 Bb7 11. Bxe4 d5 12. Bc2 Bb4+ 13. Nc3 0-0 14. 0-0 Qd7 15. Qd3 Rad8 1-0

[Event "Hebraica op 26th"]
[Site "Hebraica"]
[Date "2019.01.11"]
[Round "2"]
[White "Takeda, Fernando"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1700"]
[BlackElo "1947"]
[PlyCount "82"]
[EventDate "2019.01.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. e3 Ne4 6. Bd3 Nxd2 7. Nbxd2 Nc6 8. 0-0 d6 9. d5 Ne5 10. Qa4+ Bd7 11. Qxb4 Nxd3 12. Qxb7 0-0 13. Qb3 Nc5 14. Qc2 a5 15. Ne4 Nxe4 16. Qxe4 Rab8 17. b3 e5 18. Qh4 Qxh4 19. Nxh4 e4 20. g3 Rb4 21. f3 g5 22. Ng2 exf3 23. Rxf3 a4 24. e4 Bg4 25. Re3 Rfb8 26. e5 axb3 27. axb3 Rxb3 28. exd6 cxd6 29. Rxb3 Rxb3 30. Ra6 Be2 31. Rxd6 Bxc4 32. Rd8+ Kg7 33. d6 Be6 34. Ne1 Bg4 35. Ra8 Rb1 36. Kf2 Rb2+ 37. Kg1 Rd2 38. Ra6 Kf6 39. Ng2 h6 40. Ne3 Be6 41. Rb6 Ke5 0-1

[Event "Porto Alegre Oncosinos op"]
[Site "Porto Alegre"]
[Date "2016.11.27"]
[Round "4"]
[White "Boabaid, Jorge Alberto Duard"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "1876"]
[BlackElo "1926"]
[PlyCount "48"]
[EventDate "2016.11.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. e5 Ne8 6. Nf3 c5 7. d5 d6 8. Bf4 Bg4 9. exd6 exd6 10. h3 Bxf3 11. Qxf3 Nd7 12. 0-0-0 a6 13. Kb1 b5 14. Qg3 Ne5 15. cxb5 axb5 16. Bxb5 Qa5 17. Rhe1 Nc7 18. Bxe5 Bxe5 19. Rxe5 Nxb5 20. Re7 Nxc3+ 21. Qxc3 Qxa2+ 22. Kc2 Ra4 23. Qf6 Rc4+ 24. Kd2 Rd4+ 0-1

[Event "Porto Alegre Oncosinos op"]
[Site "Porto Alegre"]
[Date "2016.11.27"]
[Round "5"]
[White "Martins, Anderson Donay"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2000"]
[BlackElo "1926"]
[PlyCount "53"]
[EventDate "2016.11.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Bg5 c5 7. d5 e6 8. Bd3 h6 9. Be3 exd5 10. exd5 Re8 11. Nf3 b5 12. Nxb5 Ne4 13. 0-0 a6 14. Nc3 Nxc3 15. bxc3 Qa5 16. Bd2 Nd7 17. Qc2 Nb6 18. Rab1 Bd7 19. Bf4 Bf8 20. Bxg6 Rab8 21. Bxf7+ Kxf7 22. Qh7+ Bg7 23. Bxh6 Rg8 24. Ng5+ Kf8 25. Bxg7+ Rxg7 26. Qh8+ Ke7 27. Qxg7+ 1-0

[Event "Porto Alegre Oncosinos op"]
[Site "Porto Alegre"]
[Date "2016.11.26"]
[Round "2"]
[White "Martins, Adroildo Jose"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "1766"]
[BlackElo "1926"]
[PlyCount "63"]
[EventDate "2016.11.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 0-0 10. 0-0-0 Qc7 11. Nd5 Bxd5 12. exd5 Rc8 13. Kb1 a5 14. a4 Nbd7 15. Bb5 Nb6 16. Bxb6 Qxb6 17. h4 Ne8 18. Qe2 Nc7 19. c4 Nxb5 20. cxb5 Rc7 21. g3 Rac8 22. Rc1 Rxc1+ 23. Rxc1 Rxc1+ 24. Nxc1 Qd4 25. Qe4 Qd1 26. Qc4 Qxf3 27. Qc8+ Bf8 28. Qxb7 Qe4+ 29. Ka2 Qxa4+ 30. Kb1 Qe4+ 31. Ka2 Qa4+ 32. Kb1 1/2-1/2

[Event "Porto Alegre Oncosinos op"]
[Site "Porto Alegre"]
[Date "2016.11.26"]
[Round "3"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Pereira, Armando Scharlau"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "1926"]
[BlackElo "1721"]
[PlyCount "67"]
[EventDate "2016.11.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Be3 e6 7. Nc3 Be7 8. Rc1 a6 9. Bd3 N8d7 10. b3 Nf6 11. Nf3 Bd7 12. 0-0 Bc6 13. Re1 0-0 14. d5 Bd7 15. dxe6 Bxe6 16. Ng5 Bg4 17. Qc2 Nbd7 18. Nxh7 Nxh7 19. Bxh7+ Kh8 20. Nd5 Bg5 21. Bf5 Ne5 22. f4 Bxf5 23. Qxf5 g6 24. Qxg5 Qxg5 25. fxg5 Nd3 26. Bd4+ f6 27. Nxf6 Rf7 28. Re8+ Rxe8 29. Nxe8+ Kg8 30. Rd1 Nf4 31. Re1 Nd3 32. Re3 Nc1 33. Nf6+ Kg7 34. Re8 1-0

[Event "Porto Alegre Oncosinos op"]
[Site "Porto Alegre"]
[Date "2016.11.25"]
[Round "1"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Prochnow, Marcos Alberto"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "1926"]
[BlackElo "1611"]
[PlyCount "67"]
[EventDate "2016.11.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d6 9. f3 Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. 0-0-0 a5 13. a4 Qc7 14. Qe2 e5 15. Be3 b6 16. Bg5 Rab8 17. Kb1 Nh5 18. Qd2 b5 19. Qxd6 Qxd6 20. Rxd6 bxa4 21. Nxa4 Bxa4 22. Bxa4 Rb4 23. b3 Rfb8 24. Rd8+ Rxd8 25. Bxd8 Nf4 26. Bxa5 Rd4 27. g3 Ne6 28. Bc6 Bf8 29. Bd5 Ng5 30. Bc3 Nxf3 31. Bxd4 Nxd4 32. Rf1 Ne6 33. Bxe6 fxe6 34. Rxf8+ 1-0

[Event "BRA-ch U26"]
[Site "Cuiaba"]
[Date "2016.11.06"]
[Round "7"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Ferreira, Pedro Araujo"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1926"]
[BlackElo "2046"]
[PlyCount "88"]
[EventDate "2016.11.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 Qc7 5. Be3 e6 6. g4 Bg6 7. Nge2 h6 8. Nf4 Bh7 9. Nh5 Nd7 10. f4 0-0-0 11. Qd2 Bg6 12. 0-0-0 Bxh5 13. gxh5 Ne7 14. Bd3 f5 15. exf6 Nxf6 16. f5 Nxf5 17. Bf2 Bd6 18. Kb1 Nxh5 19. Rde1 Rhe8 20. Rxe6 Ne7 21. Ree1 Nf4 22. Bf1 Nf5 23. Ne2 g5 24. Nxf4 Bxf4 25. Qd3 Nd6 26. Rxe8 Rxe8 27. Qh3+ Kb8 28. Qxh6 Ne4 29. Be1 Bd2 30. Bxd2 Nxd2+ 31. Kc1 Qf4 32. Be2 Nf1+ 33. Kb1 Rxe2 34. Qh8+ Kc7 35. a3 Nd2+ 36. Ka2 Ne4 37. Qh3 Qd2 38. Rf1 Qxc2 39. Rf7+ Kb6 40. Rxb7+ Kxb7 41. Qd7+ Kb6 42. Qd8+ Kb5 43. Qb8+ Kc4 44. Qb4+ Kd3 0-1

[Event "BRA-ch U26"]
[Site "Cuiaba"]
[Date "2016.11.06"]
[Round "6"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Goncalves, Ivan Mesquita V"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "1926"]
[BlackElo "2208"]
[PlyCount "116"]
[EventDate "2016.11.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 Nf6 7. Qd2 Bb4 8. f3 Nxd4 9. Qxd4 Bxc3+ 10. Qxc3 Qxc3+ 11. bxc3 d6 12. 0-0-0 Ke7 13. Be2 e5 14. g4 Be6 15. Kb2 Rhc8 16. Rd2 b5 17. h4 Rc6 18. h5 Nd7 19. g5 g6 20. hxg6 hxg6 21. Rb1 a6 22. Rbd1 Rac8 23. Bf2 Rxc3 24. f4 exf4 25. Bd4 R3c6 26. Rf1 Ne5 27. c3 f3 28. Bxe5 dxe5 29. Rxf3 Rh8 30. Bd1 Rh4 31. Rfd3 Rh8 32. Ka3 Rhc8 33. Kb2 Rb8 34. Bb3 b4 35. cxb4 Rxb4 36. Rd8 Bxb3 37. axb3 Rxe4 38. R2d7+ Ke6 39. Ra7 Kf5 40. Rda8 Kxg5 41. Rxa6 Rxa6 42. Rxa6 f5 43. Kc3 f4 44. b4 f3 45. Ra1 Rd4 46. b5 Kf4 47. b6 Rd8 48. Kc2 g5 49. Rd1 Rb8 50. Rd6 Ke3 51. Re6 e4 52. Kd1 f2 53. Rf6 Rxb6 54. Rxb6 f1Q+ 55. Kc2 Qd3+ 56. Kc1 Qd2+ 57. Kb1 g4 58. Rg6 Qg2 0-1

[Event "BRA-ch U26"]
[Site "Cuiaba"]
[Date "2016.11.05"]
[Round "5"]
[White "Medeiros, Israel Costa Smith"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2055"]
[BlackElo "1926"]
[PlyCount "86"]
[EventDate "2016.11.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 0-0 10. g4 d5 11. exd5 Nxd5 12. Nxd5 Qxd5 13. Qxd5 Bxd5 14. Be2 Bh4+ 15. Kf1 f5 16. gxf5 Rxf5 17. Kg2 Nd7 18. c4 Be6 19. Rhd1 Bg5 20. Bg1 Bf4 21. Rd6 Rg5+ 22. Kf2 Bh3 23. Bf1 Bf5 24. Rad1 e4 25. fxe4 Bxd6 26. Rxd6 Bxe4 27. Rxd7 Rf8+ 28. Ke3 Bc6 29. Rd1 Rxg1 30. Be2 Rg2 31. Nd4 Rxh2 32. Nxc6 Re8+ 33. Kd3 bxc6 34. Bg4 h5 35. Bd7 Rd8 36. Kc3 Kh7 37. c5 Rf2 38. Rd6 Rf6 39. Rd4 g5 40. a4 a5 41. Rd3 g4 42. b4 axb4+ 43. Kxb4 Rf7 0-1

[Event "BRA-ch U26"]
[Site "Cuiaba"]
[Date "2016.11.05"]
[Round "4"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Silva, Gustavo Queiroz Dos"]
[Result "0-1"]
[ECO "C86"]
[WhiteElo "1926"]
[BlackElo "2004"]
[PlyCount "104"]
[EventDate "2016.11.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. 0-0 b5 7. Bb3 0-0 8. c3 d6 9. h3 Na5 10. Bc2 c5 11. d4 cxd4 12. cxd4 Qc7 13. Nc3 Bb7 14. d5 Rfc8 15. Bd3 Nd7 16. Nd1 Nc5 17. Bc2 Nc4 18. Ne3 a5 19. Nxc4 bxc4 20. Bd2 Nd3 21. Bxd3 cxd3 22. Qe3 Qc5 23. Rfd1 Ba6 24. Ne1 Qxe3 25. Bxe3 Rab8 26. Rd2 a4 27. Rb1 Bd8 28. Nxd3 Ba5 29. Rdd1 Rc2 30. Rbc1 Rbc8 31. Ne1 Rxc1 32. Bxc1 Be2 33. Bd2 Bxd1 34. Bxa5 f5 35. exf5 Rc5 36. Bc3 Rxd5 37. g4 e4 38. Ng2 Bf3 39. Ne3 Rd3 40. Nc2 d5 41. Nd4 h5 42. Nxf3 exf3 43. gxh5 d4 44. Bb4 Rd1+ 45. Kh2 Rb1 46. Kg3 Rxb2 47. Ba5 Rb5 48. Bd2 Rxf5 49. Kg4 Rf6 50. a3 Kf7 51. Bf4 d3 52. Bd2 Ke6 0-1

[Event "BRA-ch U26"]
[Site "Cuiaba"]
[Date "2016.11.04"]
[Round "2"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Rocha, Vitor Firmo de Souz"]
[Result "1-0"]
[ECO "B79"]
[WhiteElo "1926"]
[BlackElo "2134"]
[PlyCount "127"]
[EventDate "2016.11.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d6 9. f3 Bd7 10. Qd2 Qa5 11. 0-0-0 Rfc8 12. Kb1 Ne5 13. h4 Nc4 14. Bxc4 Rxc4 15. g4 Rac8 16. Nb3 Qd8 17. Bd4 b5 18. g5 b4 19. gxf6 bxc3 20. bxc3 exf6 21. Qf4 Qe7 22. h5 g5 23. Qe3 h6 24. Kc1 Ra4 25. Kd2 Be6 26. Nc1 Qc7 27. f4 f5 28. Ne2 g4 29. Ke1 Rc4 30. Kf2 d5 31. e5 Qe7 32. Rb1 Kh7 33. Rb3 Bd7 34. Rb7 R4c7 35. Rxc7 Rxc7 36. Ng3 Rb7 37. Bc5 Qd8 38. Qd3 Qc8 39. Bd4 Bf8 40. Rd1 a5 41. Qe3 Bg7 42. Qd3 Rb8 43. Be3 Be6 44. Ne2 Qd8 45. Rh1 Qc8 46. Rd1 a4 47. Nc1 Bf8 48. Qd4 Qa6 49. Nd3 a3 50. Nb4 Bxb4 51. cxb4 Qc4 52. Qxc4 dxc4 53. c3 Rb5 54. Bc5 Rb8 55. Rd6 Bc8 56. Rd8 Ra8 57. b5 Kg7 58. Be7 Bb7 59. Bf6+ Kh7 60. Rd7 g3+ 61. Kxg3 Rg8+ 62. Kh3 Bg2+ 63. Kh2 Rg4 64. Rd8 1-0

[Event "BRA-ch U26"]
[Site "Cuiaba"]
[Date "2016.11.04"]
[Round "3"]
[White "Starke, Bruno Orlando"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "2163"]
[BlackElo "1926"]
[PlyCount "61"]
[EventDate "2016.11.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 c5 6. 0-0 cxd4 7. Nxd4 Nc6 8. Nc2 d6 9. Nc3 Bd7 10. e4 Rc8 11. h3 Na5 12. b3 Ne8 13. Nd4 a6 14. Bb2 b5 15. cxb5 axb5 16. Qd2 Nc7 17. Rfe1 Rb8 18. Nd5 Ne6 19. Nxe7+ Qxe7 20. Nxe6 fxe6 21. Bxg7 Qxg7 22. Qxa5 Qd4 23. Qc7 Rxf2 24. Kh1 Rbf8 25. Qxd7 Rxg2 26. Qxe6+ Kh8 27. Kxg2 Qf2+ 28. Kh1 Qf3+ 29. Kh2 Qf2+ 30. Kh1 Qf3+ 31. Kh2 1/2-1/2

[Event "BRA-ch U26"]
[Site "Cuiaba"]
[Date "2016.11.03"]
[Round "1"]
[White "Vieira, Valdivino Borges"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "B20"]
[BlackElo "1926"]
[PlyCount "80"]
[EventDate "2016.11.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 e6 3. d3 Nc6 4. Bb5 g6 5. Bxc6 bxc6 6. Nf3 Bg7 7. d4 cxd4 8. Nxd4 Ba6 9. Nb3 d5 10. Qf3 Ne7 11. c3 dxe4 12. Qxe4 Bd3 13. Qf3 0-0 14. Nc5 Bc4 15. Nd2 Bd5 16. Qh3 Qb6 17. Nd7 Qa6 18. Nxf8 Rxf8 19. Nf1 Rd8 20. Ne3 Bb3 21. Qh4 Rd7 22. Bd2 Qd3 23. Nf1 Bc4 24. Qg4 h5 25. Qf3 Qc2 26. Qd1 Qe4+ 27. Ne3 Bh6 28. Qf3 Qe5 29. h4 Nd5 30. g4 Nxe3 31. Bxe3 Bd5 32. Qd1 Bxe3 33. Qe2 Bxh1 34. Qxe3 Qxe3+ 35. fxe3 hxg4 36. Kf2 Bf3 37. Kg3 Rd2 38. b3 e5 39. h5 g5 40. Rg1 f5 0-1

[Event "Blumenau Ann 100 op"]
[Site "Blumenau"]
[Date "2016.09.25"]
[Round "6"]
[White "Menna Barreto, Felipe Kubiaki"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2285"]
[BlackElo "1892"]
[PlyCount "71"]
[EventDate "2016.09.23"]
[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. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 c5 6. Nge2 Nc6 7. d3 d6 8. 0-0 Bd7 9. f4 Rb8 10. h3 Ne8 11. Be3 Nd4 12. a4 a6 13. Rb1 b5 14. axb5 axb5 15. cxb5 Nxb5 16. Nxb5 Bxb5 17. Nc3 Bd7 18. d4 cxd4 19. Bxd4 Bxd4+ 20. Qxd4 Nc7 21. Qd2 Na6 22. f5 Qa5 23. Qh6 Nb4 24. g4 Qe5 25. g5 gxf5 26. exf5 Qg7 27. Qxg7+ Kxg7 28. f6+ exf6 29. gxf6+ Kh8 30. Rbd1 Rg8 31. Kh2 Nc2 32. Rf2 Rxb2 33. Be4 Rc8 34. Rxd6 Rxc3 35. Rxd7 Rc8 36. Rxf7 1-0

[Event "Blumenau Ann 100 op"]
[Site "Blumenau"]
[Date "2016.09.25"]
[Round "5"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Correa, Jose Augusto"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "1892"]
[BlackElo "1954"]
[PlyCount "55"]
[EventDate "2016.09.23"]
[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 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 Qb4 9. Bb3 0-0 10. a3 Qa5 11. h3 d6 12. f4 Nxd4 13. Bxd4 Nd7 14. Nd5 Rd8 15. Bxg7 Kxg7 16. Qd4+ f6 17. Qc4 Nb6 18. Nxb6 Qxb6+ 19. Kh1 Rf8 20. e5 Bd7 21. Rae1 Bb5 22. Qe6 Bxf1 23. Qxe7+ Kh6 24. exf6 Bxg2+ 25. Kxg2 Rh8 26. Qg7+ Kh5 27. Bd5 h6 28. Kg3 1-0

[Event "Blumenau Ann 100 op"]
[Site "Blumenau"]
[Date "2016.09.24"]
[Round "2"]
[White "Matsuura, Frederico"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "2320"]
[BlackElo "1892"]
[PlyCount "87"]
[EventDate "2016.09.23"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd3 Be7 8. f4 Bd7 9. Be2 Nc6 10. Bf3 Nxd4 11. Qxd4 Bc6 12. 0-0-0 Qa5 13. e5 dxe5 14. fxe5 Rd8 15. Qe3 Ng8 16. Bxc6+ bxc6 17. Bxe7 Nxe7 18. Qg5 Ng6 19. Rxd8+ Qxd8 20. Qe3 Qa5 21. Re1 0-0 22. Qe4 Ne7 23. Qc4 Nd5 24. Qxc6 Nxc3 25. Qxc3 Qxa2 26. b3 Rd8 27. h4 h6 28. g3 a5 29. Qb2 Qxb2+ 30. Kxb2 Rd2 31. Re4 Rg2 32. Ra4 Rxg3 33. Rxa5 g5 34. hxg5 h5 35. b4 Rxg5 36. c4 h4 37. b5 h3 38. Ra1 h2 39. Rh1 Rh5 40. b6 Kg7 41. b7 Rh8 42. c5 Kg6 43. c6 Kf5 44. c7 1-0

[Event "Porto Alegre IRT U2200 2nd"]
[Site "Porto Alegre"]
[Date "2016.09.04"]
[Round "5.6"]
[White "Ribeiro, Luiz Felipe Roballo"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "E60"]
[BlackElo "1892"]
[PlyCount "52"]
[EventDate "2016.09.03"]
[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. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nbd7 7. Bf4 c5 8. Qc1 cxd4 9. Bh6 e5 10. Bxg7 Kxg7 11. Nfd2 a5 12. Ne4 Nxe4 13. Bxe4 Nc5 14. Bg2 Bd7 15. Nd2 Bc6 16. a3 Bxg2 17. Kxg2 a4 18. b4 axb3 19. Qb2 Qb6 20. Rfb1 Qc6+ 21. Kg1 b5 22. cxb5 Qxb5 23. Kf1 Rfb8 24. Rc1 Na4 25. Qxb3 Qxb3 26. Nxb3 Rxb3 0-1

[Event "Porto Alegre IRT U2200 2nd"]
[Site "Porto Alegre"]
[Date "2016.09.04"]
[Round "4.2"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Perondi, Rodolfo Antonio"]
[Result "0-1"]
[ECO "C36"]
[WhiteElo "1892"]
[BlackElo "1886"]
[PlyCount "90"]
[EventDate "2016.09.03"]
[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. f4 d5 3. exd5 exf4 4. Nf3 Nf6 5. Bb5+ Bd7 6. Qe2+ Qe7 7. Ne5 Nxd5 8. Bc4 Be6 9. d4 Qh4+ 10. Qf2 Qxf2+ 11. Kxf2 Nd7 12. Re1 0-0-0 13. Bxd5 Bxd5 14. Bxf4 Nxe5 15. Bxe5 f6 16. Bf4 g5 17. Be3 h6 18. Nd2 f5 19. c4 Bf7 20. d5 Bg7 21. Nf3 Bxb2 22. Rab1 Bc3 23. Re2 Rhe8 24. Bd4 Rxe2+ 25. Kxe2 Re8+ 26. Kf2 Bxd4+ 27. Nxd4 Re4 28. Rd1 f4 29. Kf3 Bg6 30. Rd2 h5 31. c5 Re1 32. h4 Re3+ 33. Kf2 g4 34. Re2 Rd3 35. Ne6 f3 36. gxf3 Rxf3+ 37. Kg2 Bd3 38. Re1 Bc4 39. Ng7 Bxd5 40. Kg1 Rg3+ 41. Kf2 Rg2+ 42. Kf1 Rh2 43. Nf5 Rh1+ 44. Kf2 Rxe1 45. Kxe1 Bxa2 0-1

[Event "Porto Alegre IRT U2200 2nd"]
[Site "Porto Alegre"]
[Date "2016.09.03"]
[Round "1.4"]
[White "Da Silva, Anderson Batista Br"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1455"]
[BlackElo "1892"]
[PlyCount "90"]
[EventDate "2016.09.03"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. d5 a5 8. Bg5 h6 9. Be3 Nbd7 10. h3 Kh7 11. h4 Nh5 12. Ng5+ hxg5 13. Bxh5 gxh4 14. Bg4 Rh8 15. g3 Kg8 16. gxh4 Rxh4 17. Rxh4 Qxh4 18. Qf3 Nf6 19. Bxc8 Rxc8 20. 0-0-0 Qg4 21. Qh1 Qh5 22. Qg2 Bh6 23. Bxh6 Qxh6+ 24. Kb1 Kg7 25. Rh1 Qf4 26. Qh3 Rd8 27. f3 c6 28. Ne2 Qe3 29. Ng3 Kf8 30. Qf1 Ke7 31. Qd1 cxd5 32. cxd5 Rc8 33. Re1 Qf2 34. Nh1 Qc5 35. Re2 b5 36. Nf2 b4 37. Nd3 Qc4 38. Ne1 Qb5 39. Nd3 Nd7 40. f4 exf4 41. Nxf4 Ne5 42. Rd2 Qc4 43. Rd4 Qb5 44. Qe1 Nf3 45. Qf2 Nxd4 0-1

[Event "Porto Alegre IRT U2200 2nd"]
[Site "Porto Alegre"]
[Date "2016.09.03"]
[Round "3.4"]
[White "Pedroso, Denian"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "1811"]
[BlackElo "1892"]
[PlyCount "93"]
[EventDate "2016.09.03"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. a4 0-0 9. 0-0 Be6 10. Bf3 Bc4 11. Be2 Be6 12. Bf3 Nc6 13. Nd5 Rc8 14. Be3 Bxd5 15. exd5 Na5 16. Be2 Nc4 17. Bxc4 Rxc4 18. Nd2 Rc8 19. c4 Nd7 20. b4 f5 21. f4 Bf6 22. Rb1 exf4 23. Bxf4 Ne5 24. Bxe5 Bxe5 25. Qe2 Qh4 26. g3 Qd4+ 27. Kg2 f4 28. Rbc1 fxg3 29. Nf3 Qg4 30. h3 Qh5 31. Rc2 Bf4 32. Nd4 Qxe2+ 33. Nxe2 Be3 34. Rxf8+ Kxf8 35. Nxg3 g6 36. Kf3 Bd4 37. Ne4 Ke7 38. Ng5 b6 39. Ne6 Bf6 40. Ke4 a5 41. bxa5 bxa5 42. Nd4 Bxd4 43. Kxd4 Rb8 44. Re2+ Kd7 45. Rf2 Ke7 46. Re2+ Kd7 47. Rf2 1/2-1/2

[Event "Porto Alegre IRT U2200 2nd"]
[Site "Porto Alegre"]
[Date "2016.09.03"]
[Round "2.4"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Trott, Natan Correa"]
[Result "1-0"]
[ECO "C12"]
[WhiteElo "1892"]
[BlackElo "1696"]
[PlyCount "55"]
[EventDate "2016.09.03"]
[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. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Be3 Ne4 7. Qg4 Kf8 8. Bd3 Nxc3 9. a3 Ba5 10. Bd2 Na4 11. Bxa5 Nxb2 12. Be2 b6 13. Bb4+ Kg8 14. Rb1 Na4 15. Rb3 Qg5 16. Qxg5 hxg5 17. Be7 Nc6 18. Bb5 Nxe7 19. Bxa4 f6 20. exf6 gxf6 21. Rc3 Nf5 22. Ne2 Rh7 23. Bb5 Nd6 24. Bd3 Rg7 25. h4 e5 26. hxg5 e4 27. gxf6 Rf7 28. Bc4 1-0

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.28"]
[Round "5"]
[White "Acosta, Pablo Alejandro"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2035"]
[BlackElo "1892"]
[PlyCount "97"]
[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. Nc3 g6 3. Bc4 Bg7 4. f4 Nc6 5. Nf3 e6 6. a3 Nge7 7. Ba2 0-0 8. 0-0 Rb8 9. d3 b5 10. e5 d5 11. exd6 Qxd6 12. Ne4 Qc7 13. Rb1 Nd4 14. Nxd4 Bxd4+ 15. Kh1 Nd5 16. Qe2 Bb7 17. c3 Bg7 18. Qf2 c4 19. dxc4 bxc4 20. Nc5 Rfc8 21. Nxb7 Rxb7 22. Be3 Rcb8 23. Bd4 Bxd4 24. Qxd4 Rxb2 25. Rxb2 Rxb2 26. Bxc4 Ne3 27. Qxe3 Qxc4 28. Rd1 Qd5 29. Rxd5 Rb1+ 30. Rd1 Rxd1+ 31. Qg1 Rxg1+ 32. Kxg1 Kf8 33. Kf2 Ke7 34. g4 f6 35. Ke3 Kd6 36. h4 Kd5 37. Kd3 h6 38. g5 hxg5 39. fxg5 fxg5 40. hxg5 a5 41. c4+ Kc5 42. Ke4 a4 43. Ke5 Kxc4 44. Kxe6 Kb3 45. Kf7 Kxa3 46. Kxg6 Kb2 47. Kf7 a3 48. g6 a2 49. g7 1/2-1/2

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.28"]
[Round "6"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Broday, Gabriel Renan"]
[Result "1/2-1/2"]
[ECO "B49"]
[WhiteElo "1892"]
[BlackElo "2088"]
[PlyCount "88"]
[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 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Qc7 6. 0-0 Nf6 7. Nc3 Nc6 8. Be3 Be7 9. Kh1 d5 10. exd5 exd5 11. Bf3 Be6 12. Re1 Nxd4 13. Qxd4 Rd8 14. Rad1 0-0 15. Bf4 Bd6 16. Bxd6 Rxd6 17. Qe5 Qd8 18. Ne4 Nxe4 19. Bxe4 Rd7 20. Bd3 Re7 21. Qd4 Rfe8 22. Re3 Qc7 23. Rde1 Qd8 24. Qh4 h6 25. Qd4 Bc8 26. Qh4 Rxe3 27. Rxe3 Bd7 28. Qxd8 Rxd8 29. Kg1 Re8 30. Rxe8+ Bxe8 31. f4 Kf8 32. Kf2 Ke7 33. Ke3 Kd6 34. Kd4 Bd7 35. Be2 f6 36. Bf3 Bc6 37. g3 b5 38. c3 a5 39. b3 b4 40. c4 dxc4 41. Bxc6 Kxc6 42. Kxc4 f5 43. h3 h5 44. h4 g6 1/2-1/2

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.27"]
[Round "3"]
[White "Souza, Bruna Garcia De"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1641"]
[BlackElo "1892"]
[PlyCount "76"]
[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. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. Nf3 Nc6 5. Bb2 0-0 6. e3 d5 7. c3 Bd6 8. d4 Bf5 9. Nh4 Bg4 10. Nf3 Re8 11. Bd3 Ne4 12. Qc2 Qe7 13. Nbd2 Bf5 14. Ng1 Nxf2 15. Bxf5 Qxe3+ 16. Kf1 Nxh1 17. Bxh7+ Kh8 18. Ndf3 Bxh2 19. g4 Bxg1 20. Nxg1 Nf2 21. Qxf2 Qxf2+ 22. Kxf2 Kxh7 23. Nf3 Kg8 24. Bc1 Re4 25. g5 Rae8 26. Kg3 Ne7 27. Bf4 Nf5+ 28. Kg4 Nd6 29. Kg3 Re2 30. Be5 Re6 31. Rh1 Rxa2 32. Nh2 Ne4+ 33. Kf3 Nxg5+ 34. Kf4 f6 35. Bxc7 Rg2 36. Kf5 Kf7 37. Ng4 g6+ 38. Kf4 Re4# 0-1

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.27"]
[Round "4"]
[White "Stapenhorst, Matheus Frederico"]
[Black "De Haro, Martim Alfonso"]
[Result "1/2-1/2"]
[ECO "C60"]
[WhiteElo "1892"]
[BlackElo "2079"]
[PlyCount "22"]
[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 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. c3 d5 5. Nxe5 dxe4 6. d4 exd3 7. Qxd3 Qxd3 8. Nxd3 a6 9. Ba4 b5 10. Bd1 Bf5 11. Nf4 0-0-0 1/2-1/2

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.26"]
[Round "1"]
[White "Salata, Arthur"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1789"]
[BlackElo "1892"]
[PlyCount "86"]
[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 Nf6 2. c4 g6 3. Nf3 Bg7 4. Bf4 c5 5. e3 0-0 6. Nc3 cxd4 7. exd4 d6 8. Be2 Nbd7 9. 0-0 Re8 10. Qd2 b6 11. Bh6 Bh8 12. Rad1 Bb7 13. Rfe1 Ne4 14. Nxe4 Bxe4 15. Ng5 Nf6 16. f3 Bf5 17. Bd3 Qd7 18. g4 Bxd3 19. Qxd3 d5 20. cxd5 Nxd5 21. Qc4 Rac8 22. Qb3 Qc6 23. Re5 e6 24. Re2 Qc4 25. Qxc4 Rxc4 26. Rde1 Bxd4+ 27. Kg2 Nf4+ 28. Kf1 Nxe2 29. Rxe2 Rc1+ 30. Kg2 Rb1 31. Kh3 Rxb2 32. Re1 Bg7 33. Bxg7 Kxg7 34. Ne4 Rxa2 35. g5 h6 36. Nf6 Rh8 37. Kg4 hxg5 38. Kxg5 Rg2+ 39. Kf4 Kxf6 40. Ra1 Rhxh2 41. Rxa7 e5+ 42. Ke3 Rd2 43. Rb7 Rhe2# 0-1

[Event "Caioba Telecom op"]
[Site "Caioba"]
[Date "2016.08.26"]
[Round "2"]
[White "Stapenhorst, Matheus Frederico"]
[Black "De Borba, Guilherme"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "1892"]
[BlackElo "2151"]
[PlyCount "100"]
[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 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 Qc7 7. c4 b6 8. Nc3 Bb7 9. Re1 d6 10. Be3 Be7 11. Rc1 0-0 12. f3 Nbd7 13. Be2 Rac8 14. Qd2 Rfe8 15. Bf1 Qb8 16. Qf2 Bd8 17. Kh1 Bc7 18. Qh4 Ne5 19. b3 Ng6 20. Qh3 Qa8 21. b4 h6 22. Nb3 Nd7 23. f4 Bxe4 24. Nxe4 Qxe4 25. Bxb6 Qxf4 26. Be3 Qf6 27. Bd3 Nde5 28. Be4 Rb8 29. a3 Bb6 30. c5 dxc5 31. Nxc5 Bxc5 32. Bxc5 Rec8 33. Rcd1 Rd8 34. Rf1 Qg5 35. Be3 Nf4 36. Qg3 Qxg3 37. hxg3 Ne2 38. Bf4 Nxf4 39. gxf4 Nc4 40. a4 Nd6 41. Rd4 Nxe4 42. Rxe4 Rd5 43. Rb1 g6 44. Kg1 Kg7 45. Kf2 h5 46. Ke3 Rbd8 47. b5 axb5 48. axb5 Rd2 49. Rc4 R8d3+ 50. Ke4 f5+ 0-1

[Event "Porto Alegre IRT 50"]
[Site "Porto Alegre"]
[Date "2016.05.08"]
[Round "5"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Boabaid, Jorge Alberto Duard"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1859"]
[BlackElo "1895"]
[PlyCount "33"]
[EventDate "2016.05.06"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 g6 5. Bb5 a6 6. Bxc6+ bxc6 7. d3 Bg7 8. 0-0 Nh6 9. Qe1 Rb8 10. Rb1 0-0 11. Bd2 e6 12. e5 Nf5 13. Ne4 dxe5 14. fxe5 Bxe5 15. Nxe5 Qd4+ 16. Kh1 Qxe5 17. Bf4 1-0

[Event "Porto Alegre IRT 50"]
[Site "Porto Alegre"]
[Date "2016.05.08"]
[Round "4"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Cornelio, Victor Hugo Fontana"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1859"]
[BlackElo "1799"]
[PlyCount "87"]
[EventDate "2016.05.06"]
[EventType "swiss"]
[EventRounds "5"]
[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. Nc3 e6 5. g4 Bg6 6. Nge2 h6 7. Nf4 Bh7 8. Nh5 Nd7 9. h4 Qe7 10. f4 0-0-0 11. Ng3 Re8 12. Nce2 Kb8 13. c3 Qd8 14. Be3 Ne7 15. h5 Ka8 16. Bh3 Nc8 17. Qd2 Nb8 18. f5 Be7 19. 0-0-0 Na6 20. Nf4 Bg5 21. Bf1 Qa5 22. Kb1 Nc7 23. Bd3 Rhf8 24. Rdf1 Nb6 25. Ka1 Nc4 26. Bxc4 dxc4 27. Ne4 Bxf4 28. Bxf4 Nb5 29. Be3 a6 30. Rf2 exf5 31. gxf5 f6 32. e6 Qd8 33. Rg1 Re7 34. Qe2 Qd5 35. Nc5 Bxf5 36. Nd7 Rxd7 37. exd7 Bd3 38. Qg4 Rd8 39. Qxg7 Rxd7 40. Qg8+ Rd8 41. Qxd5 Rxd5 42. Rxf6 Rxh5 43. d5 Kb8 44. Rf7 1-0

[Event "Porto Alegre IRT 50"]
[Site "Porto Alegre"]
[Date "2016.05.07"]
[Round "2"]
[White "Fabris, Mario Henrique"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "E91"]
[WhiteElo "1999"]
[BlackElo "1859"]
[PlyCount "31"]
[EventDate "2016.05.06"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Be2 0-0 7. Nf3 e6 8. dxe6 fxe6 9. e5 dxe5 10. Qxd8 Rxd8 11. Nxe5 Nd5 12. cxd5 Bxe5 13. dxe6 Bxe6 14. Bg5 Re8 15. 0-0 Nc6 16. Bf3 1/2-1/2

[Event "Porto Alegre IRT 50"]
[Site "Porto Alegre"]
[Date "2016.05.07"]
[Round "3"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Perondi, Rodolfo Antonio"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "1859"]
[BlackElo "1786"]
[PlyCount "74"]
[EventDate "2016.05.06"]
[EventType "swiss"]
[EventRounds "5"]
[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. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. d3 0-0 8. Bg5 h6 9. Bh4 d6 10. c3 Be6 11. Nbd2 Qe7 12. Bd5 Bd7 13. Nf1 Rab8 14. Ne3 Nd8 15. b4 Ba7 16. Bb3 c6 17. h3 g5 18. Bg3 Nh5 19. Nh2 Nf4 20. Bxf4 gxf4 21. Qh5 Qg5 22. Qxg5+ hxg5 23. Nf5 Bxf5 24. exf5 Kg7 25. Ng4 Rh8 26. a4 Bb6 27. Kd2 f6 28. axb5 axb5 29. Ra6 d5 30. f3 Nf7 31. c4 dxc4 32. dxc4 bxc4 33. Bxc4 Nd6 34. Be6 Rhd8 35. Ke2 Nb5 36. Rc1 Rd6 37. Rd1 Nc3+ 0-1

[Event "Porto Alegre IRT 50"]
[Site "Porto Alegre"]
[Date "2016.05.06"]
[Round "1"]
[White "Teixeira, Guilherme Vargas"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "A75"]
[WhiteElo "1683"]
[BlackElo "1859"]
[PlyCount "98"]
[EventDate "2016.05.06"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Nf3 0-0 7. Be2 e6 8. 0-0 exd5 9. cxd5 a6 10. a4 Bg4 11. Nd2 Bxe2 12. Qxe2 Re8 13. a5 Nbd7 14. f3 Nh5 15. Nc4 Bd4+ 16. Be3 Nf4 17. Qf2 Qg5 18. Kh1 Bxe3 19. Nxe3 Qf6 20. Ra4 h5 21. g3 Nd3 22. Qd2 Nb4 23. Ne2 Rab8 24. Kg2 b5 25. axb6 Nxb6 26. Raa1 Qe5 27. Rfd1 f5 28. Nc3 f4 29. Nf1 g5 30. Rab1 Qf6 31. gxf4 gxf4 32. Kh1 Kh8 33. Ne2 Rf8 34. Qc3 Nd7 35. Qxf6+ Rxf6 36. Nd2 Nd3 37. Rf1 N7e5 38. b3 Rg6 39. Ng1 Rbg8 40. Nh3 Rg2 41. Nc4 Nxc4 42. bxc4 Rc2 43. Rg1 Rxc4 44. Rxg8+ Kxg8 45. Rb6 Rc1+ 46. Kg2 c4 47. Rxd6 c3 48. Rc6 c2 49. d6 Rd1 0-1

[Event "Porto Alegre IRT U2200 1st"]
[Site "Porto Alegre"]
[Date "2016.04.10"]
[Round "5.1"]
[White "Fabris, Mario Henrique"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "E91"]
[WhiteElo "1973"]
[BlackElo "1772"]
[PlyCount "67"]
[EventDate "2016.04.09"]
[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 g6 2. c4 Bg7 3. e4 c5 4. d5 d6 5. Be2 Nf6 6. Nc3 0-0 7. Nf3 Na6 8. 0-0 Nc7 9. Re1 a6 10. a4 b6 11. Bf4 Nh5 12. Bg5 h6 13. Be3 Ne8 14. Nd2 Nhf6 15. f4 e5 16. fxe5 dxe5 17. a5 Bd7 18. axb6 Qxb6 19. Qb3 Qc7 20. Qa3 Rc8 21. Nb3 Nd6 22. Nxc5 Ng4 23. Nxa6 Nxc4 24. Bxg4 Nxa3 25. Nxc7 Bxg4 26. Rxa3 Rxc7 27. b4 Rfc8 28. Bc5 Bf8 29. Na4 Bd7 30. Nb6 Rxc5 31. Nxd7 Rc1 32. Ra1 Rxe1+ 33. Rxe1 Bxb4 34. Rb1 1/2-1/2

[Event "Porto Alegre IRT U2200 1st"]
[Site "Porto Alegre"]
[Date "2016.04.10"]
[Round "4.3"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Fonseca, Luis Ernesto Serra"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1772"]
[BlackElo "1996"]
[PlyCount "121"]
[EventDate "2016.04.09"]
[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 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 e6 6. Bxc6 bxc6 7. 0-0 d5 8. e5 c4 9. d4 cxd3 10. cxd3 Ne7 11. d4 0-0 12. Na4 Re8 13. b3 Bf8 14. Ba3 Ba6 15. Rf2 Bb5 16. Nc5 Qa5 17. Bb2 Nf5 18. a4 Ba6 19. b4 Qb6 20. Nd7 Qb7 21. Nf6+ Kg7 22. Nxe8+ Rxe8 23. Qd2 Bxb4 24. Bc3 c5 25. g4 Bxc3 26. Qxc3 Nxd4 27. Nxd4 cxd4 28. Qxd4 Rc8 29. f5 Rc4 30. f6+ Kg8 31. Qd1 Qb4 32. h3 Qc3 33. Rf3 Qxe5 34. Rb1 h6 35. Qd2 Kh7 36. Qf2 Qd4 37. Qxd4 Rxd4 38. Rb8 Rc4 39. Rf8 Rc7 40. Rb3 g5 41. Rbb8 Kg6 42. Rh8 Kxf6 43. Rxh6+ Kg7 44. Rh5 Kf6 45. Kf2 d4 46. Rd8 d3 47. Ke3 Rc2 48. Rd7 Re2+ 49. Kd4 e5+ 50. Kc3 Rc2+ 51. Kb4 Rc4+ 52. Kb3 Bc8 53. Rxd3 Rc7 54. Rh6+ Kg7 55. Rhd6 Be6+ 56. Kb2 Kf6 57. Rc3 Rb7+ 58. Kc2 Rb4 59. a5 Ke7 60. Rd2 Rb7 61. a6 1-0

[Event "Porto Alegre IRT U2200 1st"]
[Site "Porto Alegre"]
[Date "2016.04.09"]
[Round "2.1"]
[White "Gazola, Andre Augusto"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2084"]
[BlackElo "1772"]
[PlyCount "87"]
[EventDate "2016.04.09"]
[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 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Bg5 0-0 10. Qd2 Bd7 11. 0-0 Bc6 12. f3 a5 13. b3 Re8 14. Rab1 Nd7 15. a3 Rc8 16. Rfc1 b6 17. Be3 Qc7 18. Bf1 Qb7 19. b4 Qa7 20. Qf2 axb4 21. axb4 Qa3 22. Nd5 Bxd5 23. exd5 Rb8 24. Rc2 Ra8 25. Kh1 Bc3 26. Bd2 Bxd2 27. Qxd2 Ra7 28. Qd4 Rc8 29. Rcc1 Ra4 30. Re1 Re8 31. Qd2 Ra7 32. Qd4 Ra4 33. Qd2 Ra7 34. Re3 Qa2 35. Qe1 Ne5 36. c5 bxc5 37. bxc5 Qxd5 38. cxd6 Nc6 39. Rd1 Nd4 40. dxe7 Qc5 41. Re5 Raxe7 42. Rxe7 Rxe7 43. Qh4 Nf5 44. Qa4 1/2-1/2

[Event "Porto Alegre IRT U2200 1st"]
[Site "Porto Alegre"]
[Date "2016.04.09"]
[Round "3.5"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Goetz, Fabio"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1772"]
[BlackElo "1993"]
[PlyCount "65"]
[EventDate "2016.04.09"]
[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 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. c3 b5 7. Bc2 d6 8. d3 0-0 9. Nbd2 Re8 10. Nf1 d5 11. Ng3 d4 12. 0-0 Bg4 13. h3 Bd7 14. Bd2 h6 15. Rfe1 Nh7 16. cxd4 Nxd4 17. Nxd4 exd4 18. f4 Bh4 19. Qf3 c5 20. Re2 Qc8 21. Rc1 Qb7 22. Bb3 Bxg3 23. Bd5 Bc6 24. Bxc6 Qxc6 25. Qxg3 Qb6 26. f5 Rac8 27. e5 Kh8 28. Re4 Qb8 29. Bf4 Qb6 30. Qg4 c4 31. f6 g5 32. h4 cxd3 33. Rxc8 1-0

[Event "Porto Alegre IRT U2200 1st"]
[Site "Porto Alegre"]
[Date "2016.04.09"]
[Round "1.12"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Nunes Da Silva, Tadeu Fernando"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1772"]
[BlackElo "1800"]
[PlyCount "53"]
[EventDate "2016.04.09"]
[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 Nc6 3. Bb5 Nf6 4. Qe2 h6 5. 0-0 Be7 6. Re1 0-0 7. c3 d6 8. d3 Bd7 9. Nbd2 a6 10. Ba4 b5 11. Bc2 a5 12. a4 b4 13. Nc4 Rb8 14. h3 d5 15. Ncxe5 Nxe5 16. Nxe5 dxe4 17. Nxd7 Nxd7 18. Qxe4 g6 19. Qxe7 Re8 20. Qxe8+ Qxe8 21. Rxe8+ Rxe8 22. Be3 bxc3 23. bxc3 c6 24. Rb1 f5 25. Rb7 Ne5 26. Bb3+ Kf8 27. Bxh6# 1-0

[Event "Porto Alegre Oncolinos op"]
[Site "Porto Alegre"]
[Date "2013.11.17"]
[Round "6"]
[White "Paiva, Paulo Ricardo Gonca"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "1510"]
[BlackElo "1790"]
[PlyCount "90"]
[EventDate "2013.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 0-0 6. Nf3 c5 7. d5 Nbd7 8. Be2 b5 9. cxb5 a6 10. Qd2 axb5 11. Bxb5 Ba6 12. Bxa6 Rxa6 13. Bh6 Qa5 14. Bxg7 Kxg7 15. 0-0 Qb4 16. Rfe1 Nb6 17. b3 Rfa8 18. e5 Nfxd5 19. Nxd5 Qxd2 20. Nxd2 Nxd5 21. exd6 exd6 22. a4 Nf4 23. Red1 Ne2+ 24. Kf1 Nd4 25. Rac1 Rb8 26. Rb1 Kf8 27. f4 Ke7 28. Kf2 Rb4 29. Re1+ Kd7 30. Re3 d5 31. Rd3 Rf6 32. Kg3 Ne2+ 33. Kg4 Nxf4 34. Rf3 Rf5 35. Rd1 Ne2+ 36. Nc4 Kc6 37. Rxf5 gxf5+ 38. Kxf5 dxc4 39. bxc4 Rxa4 40. Rd8 Rxc4 41. Kf6 Rf4+ 42. Ke7 f5 43. Rd2 Rf2 44. Rc2 Kb5 45. Kf8 Kb4 0-1

[Event "Porto Alegre Oncolinos op"]
[Site "Porto Alegre"]
[Date "2013.11.17"]
[Round "7"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Lukachewski Junior, Wanderlei"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "1790"]
[BlackElo "2031"]
[PlyCount "89"]
[EventDate "2013.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Be3 0-0 8. Qd2 Ng4 9. Nxc6 bxc6 10. Bf4 Qb6 11. Na4 Qd4 12. Qxd4 Bxd4 13. 0-0 d6 14. h3 Ne5 15. Bb3 Nd7 16. Rfd1 Bf6 17. c4 Nb6 18. c5 dxc5 19. e5 Bg7 20. Nxc5 g5 21. Bxg5 Bxe5 22. g4 Bxb2 23. Rab1 Bf6 24. Bxf6 exf6 25. Rd6 h5 26. Re1 hxg4 27. Rxf6 Nd7 28. Nxd7 Bxd7 29. Re7 Be8 30. hxg4 Kg7 31. g5 a5 32. Bc2 Rb8 33. Rg6+ Kh8 34. Rh6+ Kg8 35. Kg2 Rb5 36. f4 Rb2 37. Re2 Kg7 38. Kg3 Rg8 39. f5 Rxa2 40. Rd6 Rf8 41. f6+ Kh8 42. Rh2+ Kg8 43. Bh7+ Kh8 44. Rxa2 Kxh7 45. Rd8 1-0

[Event "Porto Alegre Oncolinos op"]
[Site "Porto Alegre"]
[Date "2013.11.16"]
[Round "5"]
[White "Benevenga, Antonio"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1729"]
[BlackElo "1790"]
[PlyCount "112"]
[EventDate "2013.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. Nf3 Bg7 4. e3 0-0 5. c4 c5 6. Be2 Nc6 7. 0-0 d6 8. d4 Bg4 9. d5 Bxf3 10. Bxf3 Ne5 11. Nc3 Nxf3+ 12. Qxf3 Qa5 13. Rab1 a6 14. Ne4 Nd7 15. Bxg7 Kxg7 16. Qe2 b5 17. Qb2+ Kg8 18. Nd2 Rfb8 19. f4 Ra7 20. g4 Rab7 21. h4 Nb6 22. Qc2 Qa3 23. f5 bxc4 24. fxg6 hxg6 25. Rbd1 cxb3 26. axb3 Nd7 27. h5 Ne5 28. hxg6 fxg6 29. Rf4 Rb4 30. Rdf1 Rxf4 31. exf4 Nf7 32. Qxg6+ Kf8 33. f5 Qb2 34. f6 exf6 35. Rxf6 Rb7 36. Qh6+ Ke8 37. Qe3+ Kf8 38. Qf4 Qd4+ 39. Kg2 Qxf4 40. Rxf4 Kg7 41. Kf3 Kg6 42. Ke3 Ne5 43. Rf8 Nxg4+ 44. Kf4 Rb4+ 45. Kg3 Ne5 46. Rd8 Nf7 47. Ra8 Rd4 48. Nc4 Rxd5 49. Na5 Rd1 50. Rxa6 Ra1 51. Kf4 Kf6 52. Ke4 Ke6 53. Kd3 Kd5 54. Kc3 Ke4 55. Kb2 Rd1 56. Kc2 Rh1 0-1

[Event "Porto Alegre Oncolinos op"]
[Site "Porto Alegre"]
[Date "2013.11.16"]
[Round "4"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Fonseca, Luiz Itamir"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1790"]
[BlackElo "1895"]
[PlyCount "104"]
[EventDate "2013.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. Nf3 c5 5. 0-0 cxd4 6. Nxd4 Nf6 7. Qe2 Nc6 8. Nxc6 Bxc6 9. Nc3 Be7 10. Be3 d5 11. exd5 Nxd5 12. Nxd5 Qxd5 13. f3 Qh5 14. Bf4 0-0 15. Qe5 Qxe5 16. Bxe5 f6 17. Bg3 Rad8 18. Rfd1 Bd5 19. c4 Bc6 20. Bf2 Rd7 21. Be2 Rfd8 22. Rxd7 Rxd7 23. Rd1 Rc7 24. a3 Ba4 25. Rc1 Kf7 26. b4 f5 27. Be3 e5 28. Kf1 Ke6 29. Ke1 g5 30. Bd1 Be8 31. Bb3 Kf6 32. c5 bxc5 33. Bxc5 Bxc5 34. Rxc5 Rxc5 35. bxc5 Bc6 36. Kf2 e4 37. fxe4 Bxe4 38. Bd1 Ke5 39. Bf3 Bxf3 40. Kxf3 Kd5 41. h4 h6 42. hxg5 hxg5 43. Ke3 Kxc5 44. Kd3 a5 45. Kc3 f4 46. Kd3 Kd5 47. g3 fxg3 48. Ke3 Kc4 49. Kf3 Kb3 50. Kxg3 Kxa3 51. Kg4 Kb4 52. Kxg5 a4 0-1

[Event "Porto Alegre Oncolinos op"]
[Site "Porto Alegre"]
[Date "2013.11.15"]
[Round "2"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Teixeira, Guilherme Vargas"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "1790"]
[BlackElo "1631"]
[PlyCount "77"]
[EventDate "2013.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 a6 5. Bd3 Nc6 6. Nxc6 bxc6 7. 0-0 d6 8. Nc3 Qc7 9. Bg5 h6 10. Bh4 g5 11. Bg3 e5 12. Qd2 Be7 13. f3 Nf6 14. Nd1 Nh5 15. Ne3 Ng7 16. c4 0-0 17. Qc3 f6 18. Bf2 a5 19. g4 Rd8 20. Nf5 Nxf5 21. exf5 Kg7 22. Be4 Ba6 23. Rfd1 Rd7 24. Rac1 Rb8 25. h4 Rb4 26. b3 Bd8 27. Qd2 Rb7 28. Kg2 a4 29. b4 Bxc4 30. Rxc4 d5 31. Bxd5 Rxd5 32. Qxd5 cxd5 33. Rxc7+ Rxc7 34. Rxd5 Be7 35. hxg5 hxg5 36. a3 Rc3 37. Rd7 Kf8 38. b5 Rxa3 39. Rxe7 1-0

[Event "Porto Alegre Oncolinos op"]
[Site "Porto Alegre"]
[Date "2013.11.14"]
[Round "1"]
[White "Ribeiro, Allysson"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "1856"]
[BlackElo "1790"]
[PlyCount "55"]
[EventDate "2013.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 b6 7. e5 Nfd7 8. Be2 Bb7 9. 0-0 c5 10. exd6 exd6 11. d5 Nf6 12. f5 a6 13. Ng5 Re8 14. fxg6 hxg6 15. Bf3 Nbd7 16. Nge4 Qc7 17. Bg5 Nh7 18. Bf4 Ne5 19. Be2 Bc8 20. Qd2 Bf5 21. Ng3 Bd7 22. Bh6 Bh8 23. h4 Qd8 24. Qf4 Bf6 25. Nge4 Ng4 26. Bxg4 Bd4+ 27. Nf2 Qxh4 28. Bxd7 1-0

[Event "Porto Alegre op"]
[Site "Porto Alegre"]
[Date "2013.09.14"]
[Round "6"]
[White "Pimenta, Elisandro da Silva"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "A58"]
[WhiteElo "1782"]
[BlackElo "1790"]
[PlyCount "99"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. Rb1 Bg7 9. e4 Bxf1 10. Kxf1 Nbd7 11. g3 0-0 12. Kg2 Qb6 13. Qc2 Rfb8 14. Re1 Ne8 15. a3 Qb3 16. Qxb3 Rxb3 17. Bd2 Rab8 18. a4 Nc7 19. a5 Na6 20. Na4 Bxb2 21. Nxb2 Rxb2 22. Rxb2 Rxb2 23. Kf1 Nf6 24. Bc3 Rb3 25. Bxf6 exf6 26. Nd2 Rb4 27. Rc1 Kf8 28. Nc4 Ke7 29. f4 Ra4 30. e5 fxe5 31. fxe5 dxe5 32. Nxe5 Kd6 33. Nc4+ Kc7 34. d6+ Kd8 35. Ne5 f6 36. Nc4 Nb8 37. Rb1 Rb4 38. Rxb4 cxb4 39. Ke1 Kd7 40. Kd1 Na6 41. Kc2 Nc5 42. h3 f5 43. h4 h6 44. Ne5+ Kxd6 45. Nxg6 Kd5 46. Ne7+ Ke4 47. Nc6 Kf3 48. Nd4+ Ke4 49. Nc6 Kf3 50. Nd4+ 1/2-1/2

[Event "Porto Alegre op"]
[Site "Porto Alegre"]
[Date "2013.08.03"]
[Round "3"]
[White "Anesi, Vitor Hugo"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1800"]
[BlackElo "1790"]
[PlyCount "86"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d3 Bg7 5. Nf3 0-0 6. h3 c5 7. Bd2 Nc6 8. Be2 a6 9. Rb1 Rb8 10. Qc1 b5 11. b3 Bd7 12. a3 Rb7 13. 0-0 Re8 14. Bd1 Qc8 15. Kh2 Qb8 16. Bc2 Nh5 17. g3 Qc8 18. Ng1 Nd4 19. Bd1 Nf6 20. Bf4 Be6 21. e5 dxe5 22. Bxe5 Rd8 23. Bxf6 Bxf6 24. Ne4 b4 25. Nxf6+ exf6 26. a4 Bf5 27. Rb2 Re7 28. Rd2 g5 29. g4 Bg6 30. Qb2 Qc7+ 31. Kg2 Ne6 32. Ne2 Bxd3 33. Re1 Red7 34. Kg1 Bxe2 35. Rexe2 Nf4 36. Rxd7 Qxd7 37. Re1 Nd3 38. Qxf6 Nxe1 39. Qxg5+ Kf8 40. Qxc5+ Qd6 41. Qxd6+ Rxd6 42. Be2 Nd3 43. Kg2 Nf4+ 0-1

[Event "Porto Alegre op"]
[Site "Porto Alegre"]
[Date "2013.08.03"]
[Round "4"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Prochnow, Marcos Alberto"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "1790"]
[BlackElo "1768"]
[PlyCount "51"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Bd3 Qc7 7. 0-0 Bd6 8. f4 e5 9. Qg4 Bc5+ 10. Kh1 g6 11. Qg3 d6 12. Nd2 Qd7 13. Nc4 Nf6 14. fxe5 Nh5 15. Qf3 0-0 16. exd6 Bxd6 17. Nxd6 Qxd6 18. Bh6 Ng7 19. Bc4 Qe7 20. Qc3 Ne6 21. Bxe6 fxe6 22. Rxf8+ Qxf8 23. Bxf8 Kxf8 24. Qf6+ Kg8 25. Rd1 Ba6 26. Rd7 1-0

[Event "Porto Alegre op"]
[Site "Porto Alegre"]
[Date "2013.07.06"]
[Round "2"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Teixeira, Guilherme Vargas"]
[Result "0-1"]
[ECO "E55"]
[WhiteElo "1790"]
[BlackElo "1631"]
[PlyCount "72"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Be2 Bb4 7. Nf3 0-0 8. 0-0 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7 11. Qe2 Nbd7 12. Bd2 b6 13. Rfe1 Bb7 14. Bd3 Rac8 15. Rac1 Qb8 16. Ne5 Qa8 17. Bg5 Bxg2 18. Nxd7 Nxd7 19. Qg4 Qf3 20. Qxg2 Qxd3 21. Re3 Qg6 22. Rg3 Rfe8 23. Kh1 h6 24. Bh4 Qh7 25. Rg1 g5 26. Bxg5 hxg5 27. Rxg5+ Kf8 28. d5 Nf6 29. d6 Rxc3 30. Rg7 Qh8 31. Qg5 Rh3 32. Rg2 Rxh2+ 33. Rxh2 Qxg7 34. Qc1 Nd5 35. Qc6 Rd8 36. Rg2 Qe5 0-1

[Event "Porto Alegre op"]
[Site "Porto Alegre"]
[Date "2012.09.09"]
[Round "6"]
[White "Capeletti, Cezer Luiz"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1747"]
[BlackElo "1800"]
[PlyCount "74"]
[EventDate "2012.09.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. e3 Bg7 5. h3 0-0 6. Be2 Nbd7 7. 0-0 b6 8. c3 Bb7 9. Qa4 a6 10. Nbd2 c5 11. Qd1 b5 12. a4 c4 13. Qc2 Qc7 14. Bh2 Nb6 15. Rfc1 Ne8 16. axb5 axb5 17. Rxa8 Bxa8 18. b3 f5 19. Qa2 Bd5 20. bxc4 bxc4 21. Rb1 Nf6 22. Qa5 Rb8 23. Rb4 Nfd7 24. Bxc4 Bxc4 25. Nxc4 Ra8 26. Qb5 Qxc4 27. Qxc4+ Nxc4 28. Bg3 Ndb6 29. Ng5 Ra2 30. Ne6 Rb2 31. Rxb2 Nxb2 32. Nc7 N2a4 33. Nb5 Kf7 34. f3 Ke6 35. e4 Nxc3 36. d5+ Kd7 37. Na3 fxe4 0-1

[Event "Porto Alegre op"]
[Site "Porto Alegre"]
[Date "2012.09.09"]
[Round "7"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Benevenga, Antonio"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1800"]
[BlackElo "1830"]
[PlyCount "49"]
[EventDate "2012.09.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Bd3 Nf6 4. Nc3 e6 5. a3 c5 6. Nf3 c4 7. Bxc4 Nxe4 8. Nxe4 Bxe4 9. 0-0 Be7 10. Re1 d5 11. Bb5+ Kf8 12. Bf4 Nd7 13. Bd3 Bxd3 14. cxd3 h6 15. Rc1 Rc8 16. Qa4 g5 17. Rxc8 Qxc8 18. Rc1 Nc5 19. Be5 f6 20. dxc5 fxe5 21. Nxe5 Kg7 22. Qxa7 Kf6 23. Nd7+ Kf5 24. c6 Bc5 25. Nxc5 1-0

[Event "Porto Alegre op"]
[Site "Porto Alegre"]
[Date "2012.09.08"]
[Round "4"]
[White "Pasini, Iuri Alan"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2001"]
[BlackElo "1800"]
[PlyCount "87"]
[EventDate "2012.09.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 b6 7. Be2 e5 8. Nb3 Be6 9. 0-0 Be7 10. f4 exf4 11. Bxf4 Qc7 12. Kh1 Nbd7 13. Nd4 0-0 14. Qe1 Ne5 15. Qg3 Rfd8 16. Nf5 Bxf5 17. exf5 Kh8 18. Rad1 Nc4 19. b3 Ne5 20. Bg5 Rac8 21. Bxf6 Bxf6 22. Nd5 Qxc2 23. Bxa6 Rc5 24. b4 Rxd5 25. Rxd5 Qxa4 26. Bb5 Qxb4 27. Rfd1 h6 28. h3 Ra8 29. Qf2 Ra3 30. Qd4 Qxd4 31. R5xd4 Be7 32. Rc1 Bh4 33. Rxd6 Bg3 34. Rxb6 f6 35. Be8 Kh7 36. Rcb1 h5 37. Bxh5 Kh6 38. R6b3 Rxb3 39. Rxb3 Bf4 40. Be2 Kg5 41. g4 Kh4 42. Kg2 Bh6 43. Rb8 Nf7 44. Rb1 1-0

[Event "Porto Alegre op"]
[Site "Porto Alegre"]
[Date "2012.09.08"]
[Round "5"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Mendes Baldini, Andre"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "49"]
[EventDate "2012.09.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Bf4 Nc6 6. c3 Bg4 7. Nf3 e6 8. 0-0 Bd6 9. Bxd6 Qxd6 10. Nbd2 0-0 11. Qe1 Bxf3 12. Nxf3 Rfe8 13. Ne5 Qc7 14. f4 Nd7 15. Qh4 f5 16. Nf3 Qd8 17. Qg3 Nf6 18. Kh1 Nh5 19. Qh4 Qxh4 20. Nxh4 Nf6 21. Nf3 a6 22. Rad1 Rad8 23. Rfe1 Ne4 24. Bxe4 fxe4 25. Ne5 1/2-1/2

[Event "Porto Alegre op"]
[Site "Porto Alegre"]
[Date "2012.09.07"]
[Round "3"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Dornelles, Marcio Neron Camarg"]
[Result "0-1"]
[ECO "C89"]
[WhiteElo "1800"]
[BlackElo "1953"]
[PlyCount "76"]
[EventDate "2012.09.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[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 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d3 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Re4 Bd7 16. Bd2 Rae8 17. Qf3 Rxe4 18. dxe4 Nf6 19. Qg2 Qh5 20. h4 Bg4 21. Bc2 Bf3 22. Qh3 Ng4 23. Be1 Ne5 24. Nd2 Bg4 25. Qg2 Bc5 26. Kh1 Rd8 27. f4 Nf3 28. Bd1 Nxe1 29. Bxg4 Nxg2 30. Bxh5 Rxd2 31. b4 Bb6 32. a4 g6 33. Bf3 Ne3 34. axb5 axb5 35. Ra6 Nc4 36. e5 Bf2 37. Kg2 Ne3+ 38. Kh3 Bg1 0-1

[Event "Porto Alegre op"]
[Site "Porto Alegre"]
[Date "2012.09.07"]
[Round "2"]
[White "Togni, Everton Batista"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1825"]
[BlackElo "1800"]
[PlyCount "61"]
[EventDate "2012.09.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. a4 b6 10. 0-0 Nbd7 11. f4 exf4 12. Bxf4 Qc7 13. Qe1 0-0 14. Qg3 Ne5 15. Nd4 Kh8 16. Rad1 Rfe8 17. Kh1 Qc5 18. h4 h5 19. Bg5 Nfg4 20. Nxe6 fxe6 21. Bxg4 hxg4 22. Bxe7 Rxe7 23. Rf2 Rae8 24. Rdf1 Kg8 25. Nd1 Qb4 26. Qe3 Rc8 27. c3 Qb3 28. Qd4 Rd7 29. Ne3 Rc5 30. Ra1 Ra5 31. Ra3 1-0

[Event "Porto Alegre op"]
[Site "Porto Alegre"]
[Date "2012.09.06"]
[Round "1"]
[White "Stapenhorst, Matheus Frederico"]
[Black "Bueno, Jair Cardona"]
[Result "0-1"]
[ECO "C87"]
[WhiteElo "1800"]
[BlackElo "1923"]
[PlyCount "98"]
[EventDate "2012.09.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Be7 5. Re1 d6 6. h3 Bd7 7. c3 a6 8. Ba4 b5 9. Bc2 0-0 10. d4 h6 11. Nbd2 Nh7 12. Nf1 Re8 13. Be3 Bf8 14. Ng3 Na5 15. Bb3 Nxb3 16. axb3 c6 17. Qd3 Qc7 18. Ra2 Be7 19. Rea1 Bc8 20. b4 Bg5 21. Nd2 Bxe3 22. Qxe3 Qb6 23. Qd3 Nf6 24. Ra5 Be6 25. R1a3 Red8 26. Qe3 Rdc8 27. Nb3 Bxb3 28. Rxb3 Re8 29. Rba3 d5 30. f3 exd4 31. Qxd4 Qxd4+ 32. cxd4 dxe4 33. Rxa6 Rxa6 34. Rxa6 exf3 35. gxf3 Re6 36. Nf5 Nd5 37. Ra8+ Kh7 38. Ra7 Rf6 39. Ne7 Nxe7 40. Rxe7 Rxf3 41. Kg2 Rf6 42. Rd7 Kg6 43. d5 cxd5 44. Rxd5 Rf5 45. Rd6+ Kg5 46. Rb6 Kh4 47. Rb7 g6 48. Rb6 h5 49. Rd6 Rf4 0-1

