[Event "Alegre op"]
[Site "Alegre"]
[Date "2024.03.10"]
[Round "4"]
[White "Calsing, Ado"]
[Black "Liesenfeld, Marcelo Leonardo"]
[Result "1-0"]
[ECO "D78"]
[WhiteElo "1926"]
[BlackElo "1641"]
[PlyCount "161"]
[EventDate "2024.03.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 d5 5. d4 0-0 6. c4 c6 7. Nc3 Ne4 8. Qb3 Nxc3 9. bxc3 dxc4 10. Qxc4 Be6 11. Qd3 h6 12. Rd1 Qa5 13. Bf4 Rd8 14. Be5 Nd7 15. Bxg7 Kxg7 16. c4 Bf5 17. e4 Nc5 18. Qe3 Nxe4 19. g4 Nxf2 20. Kxf2 Bxg4 21. Qxe7 Bxf3 22. Bxf3 Qa6 23. Qe2 Re8 24. Qc2 Qa3 25. Qb3 Qd6 26. Kg2 Re7 27. d5 cxd5 28. Rxd5 Qf4 29. Qc3+ Kh7 30. Qd4 Qc7 31. Qc5 Rc8 32. Qxc7 Rcxc7 33. Rd4 b6 34. Kf2 Re5 35. Re1 Rec5 36. Bd5 b5 37. cxb5 Rxb5 38. Re2 Kg7 39. Rd3 Rbc5 40. Bb3 Rh5 41. Kg2 Rg5+ 42. Rg3 Rgc5 43. Rf2 f6 44. Rgf3 f5 45. Rd3 h5 46. Rd6 a5 47. Re2 R7c6 48. Re7+ Kh6 49. Ree6 Rxd6 50. Rxd6 Kg5 51. h4+ Kxh4 52. Rxg6 Rc1 53. Bf7 Rc7 54. Be6 Rc5 55. Kf3 Rc1 56. Bxf5 Rf1+ 57. Ke4 Re1+ 58. Kd4 Rd1+ 59. Kc5 a4 60. Ra6 Kg5 61. Be6 Re1 62. Bd5 Rc1+ 63. Kd6 h4 64. Rxa4 h3 65. Rc4 Rd1 66. Rc8 Kf4 67. Rh8 Kg3 68. a4 Ra1 69. Bc6 h2 70. Kc5 Ra2 71. Kb5 Rb2+ 72. Ka6 Kf4 73. a5 Ke5 74. Rh6 Rc2 75. Bb7 Ra2 76. Kb6 Rb2+ 77. Ka7 Kd4 78. a6 Kc5 79. Kb8 Rf2 80. a7 Rf8+ 81. Bc8 1-0

[Event "Alegre op"]
[Site "Alegre"]
[Date "2024.03.10"]
[Round "5"]
[White "Liesenfeld, Marcelo Leonardo"]
[Black "Da Silva, Icaro Ricardo Ribei"]
[Result "1/2-1/2"]
[ECO "C27"]
[WhiteElo "1641"]
[BlackElo "1800"]
[PlyCount "111"]
[EventDate "2024.03.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 d6 3. Nc3 Nf6 4. Nge2 b6 5. 0-0 Bb7 6. d3 h6 7. f4 Nbd7 8. f5 c6 9. d4 exd4 10. Nxd4 Ne5 11. Bd3 d5 12. Nf3 Bc5+ 13. Kh1 Nxd3 14. cxd3 dxe4 15. Nxe4 Nxe4 16. Qe2 0-0 17. dxe4 Qc8 18. f6 Ba6 19. Qe1 Bxf1 20. Qxf1 g5 21. e5 Qf5 22. h3 Bd4 23. Qe2 Bc5 24. Bd2 Rfe8 25. Rf1 Qxf6 26. Nxg5 Qxe5 27. Qxe5 Rxe5 28. Nxf7 Rf8 29. Nxh6+ Kh7 30. Nf7 Rd5 31. Bc3 Rd7 32. Ng5+ Kg6 33. Rxf8 Bxf8 34. Nf3 Bg7 35. Ne5+ Bxe5 36. Bxe5 Kf5 37. Bc3 Rd3 38. Kg1 Ke4 39. Kf2 a5 40. a3 a4 41. Bg7 b5 42. Bc3 c5 43. h4 Kf5 44. g3 Kg4 45. Be5 b4 46. Ke2 Rf3 47. h5 Rf5 48. Bd6 bxa3 49. bxa3 Rxh5 50. Ke3 Rd5 51. Bf8 Kxg3 52. Ke4 Rh5 53. Kd3 Rf5 54. Bd6+ Kf3 55. Kc4 Ke4 56. Bxc5 1/2-1/2

[Event "Alegre op"]
[Site "Alegre"]
[Date "2024.03.09"]
[Round "2"]
[White "Boabaid, Jorge Alberto Duard"]
[Black "Liesenfeld, Marcelo Leonardo"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "1886"]
[BlackElo "1641"]
[PlyCount "47"]
[EventDate "2024.03.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Nbd7 9. 0-0-0 Qc7 10. g4 Rb8 11. Bxf6 gxf6 12. h4 b5 13. g5 b4 14. Nce2 Bb7 15. Ng3 Rc8 16. Rh2 a5 17. Qh5 a4 18. Nxe6 Qa5 19. Ng7+ Kf8 20. Qh6 b3 21. N3f5 Rg8 22. Ne6+ Ke8 23. Qxh7 fxe6 24. Qxe7# 1-0

[Event "Alegre op"]
[Site "Alegre"]
[Date "2024.03.09"]
[Round "3"]
[White "Liesenfeld, Marcelo Leonardo"]
[Black "Franco, Paulo Henrique Fra"]
[Result "1-0"]
[ECO "C27"]
[WhiteElo "1641"]
[BlackElo "1795"]
[PlyCount "105"]
[EventDate "2024.03.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 d6 3. Nc3 Nf6 4. d4 exd4 5. Qxd4 Nc6 6. Qd1 Ne5 7. Bb3 Bg4 8. Nge2 c6 9. 0-0 Be7 10. h3 Bh5 11. Be3 b5 12. f4 Ned7 13. g4 Nxg4 14. hxg4 Bxg4 15. Qd4 0-0 16. Qd2 Qc7 17. Nd1 Bh4 18. Nf2 Bf3 19. Qd3 Nf6 20. Nc3 b4 21. Ncd1 Rad8 22. Bd4 Bh5 23. Bxf6 Bxf6 24. c3 a5 25. Bc2 Be7 26. Qh3 g6 27. cxb4 axb4 28. Nh1 Qb6+ 29. Ndf2 Be2 30. Rfe1 Bc4 31. Bb3 Bxb3 32. Qxb3 c5 33. Rad1 Bf6 34. a3 Bd4 35. axb4 cxb4 36. Kg2 Bc5 37. Ng4 Bd4 38. Ng3 Bg7 39. f5 Bd4 40. f6 h5 41. Nh6+ Kh7 42. Nxf7 Rd7 43. Ng5+ Kh6 44. Ne6 Rxf6 45. Nxd4 Re7 46. Qe3+ Kh7 47. Rf1 Rxf1 48. Rxf1 Rd7 49. Qf2 Qd8 50. Ne6 Qg8 51. Ng5+ Kg7 52. Qf6+ Kh6 53. Nf5# 1-0

[Event "Alegre op"]
[Site "Alegre"]
[Date "2024.03.08"]
[Round "1"]
[White "Crespo, Antonio Rogerio"]
[Black "Liesenfeld, Marcelo Leonardo"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "2103"]
[BlackElo "1641"]
[PlyCount "51"]
[EventDate "2024.03.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Bf5 4. f3 Nbd7 5. e3 c6 6. Bd3 Bxd3 7. Qxd3 e5 8. Nge2 Be7 9. 0-0 0-0 10. Kh1 h6 11. Bh4 Nh5 12. Bxe7 Qxe7 13. g4 e4 14. fxe4 Nhf6 15. e5 Nxg4 16. Ng3 Qg5 17. Rf5 Qxe3 18. h3 Qxd3 19. cxd3 Ne3 20. Rf2 c5 21. Re1 cxd4 22. Nb5 Nxe5 23. Nxd4 Nxd3 24. Rxe3 Nxf2+ 25. Kg2 Ne4 26. Ngf5 0-1

[Event "Porto Alegre Metropole op"]
[Site "Porto Alegre"]
[Date "2018.05.06"]
[Round "4"]
[White "Brandt, Ladir Albano Becker"]
[Black "Liesenfeld, Marcelo Leonardo"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "1714"]
[BlackElo "1376"]
[PlyCount "49"]
[EventDate "2018.05.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 c6 6. Nf3 Bd6 7. 0-0 0-0 8. d4 exd4 9. Nxd5 cxd5 10. Nxd4 Be6 11. Qb3 Nc6 12. Nxe6 fxe6 13. Qxb7 Nd4 14. Qa6 Qb6 15. Qxb6 axb6 16. e4 Nb3 17. Rb1 Nxc1 18. Rbxc1 Rxa2 19. exd5 Rxb2 20. Rb1 Rfxf2 21. Rxb2 Rxb2 22. dxe6 Bc5+ 23. Kh1 Rf2 24. Rxf2 Bxf2 25. Bd5 1/2-1/2

[Event "Porto Alegre Metropole op"]
[Site "Porto Alegre"]
[Date "2018.05.06"]
[Round "5"]
[White "Liesenfeld, Marcelo Leonardo"]
[Black "Formolo, Rafael Marcos"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1376"]
[BlackElo "1662"]
[PlyCount "52"]
[EventDate "2018.05.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[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. Be2 b5 10. a3 Nbd7 11. 0-0 Nb6 12. Re1 d5 13. exd5 Nbxd5 14. Nxd5 Nxd5 15. Bf2 0-0 16. Bd3 Qc7 17. Bg3 Bf6 18. Be4 Rad8 19. Qe2 Nf4 20. Qe3 Bxb3 21. Qxb3 Rd2 22. Bxf4 exf4 23. Red1 Rfd8 24. c3 Qc5+ 25. Kh1 Qf2 26. Rxd2 Rxd2 0-1

[Event "Porto Alegre Metropole op"]
[Site "Porto Alegre"]
[Date "2018.05.05"]
[Round "2"]
[White "De Picoli, Vilmade"]
[Black "Liesenfeld, Marcelo Leonardo"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "1704"]
[BlackElo "1376"]
[PlyCount "66"]
[EventDate "2018.05.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. f3 h6 6. Bh4 0-0 7. Qc2 dxc4 8. e3 Nd5 9. Bf2 Nxc3 10. bxc3 b6 11. Bxc4 Bb7 12. Ne2 c5 13. e4 cxd4 14. cxd4 Qc7 15. e5 Bb4+ 16. Kf1 Ba6 17. Qb3 Qxc4 18. Qxc4 Bxc4 19. a3 Bc3 20. Rc1 Bxe2+ 21. Kxe2 Bb2 22. Rc7 Na6 23. Rc6 Rfc8 24. Rxc8+ Rxc8 25. Be3 Rc2+ 26. Bd2 Bxa3 27. Ra1 Bb4 28. Ke1 Rxd2 29. Kf1 Nc7 30. Rxa7 Nb5 31. Ra8+ Kh7 32. Rf8 Kg6 33. g3 Bxf8 0-1

[Event "Porto Alegre Metropole op"]
[Site "Porto Alegre"]
[Date "2018.05.05"]
[Round "3"]
[White "Liesenfeld, Marcelo Leonardo"]
[Black "Fonseca, Luis Ernesto Serra"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1376"]
[BlackElo "1978"]
[PlyCount "154"]
[EventDate "2018.05.04"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. 0-0 d6 7. h3 a6 8. Be3 Bxe3 9. fxe3 Na5 10. Bb3 Nxb3 11. Qxb3 b6 12. Nbd2 Nh5 13. Rf2 Kh8 14. d4 Qe7 15. dxe5 dxe5 16. Qd5 Rb8 17. Qxe5 Qxe5 18. Nxe5 Kg8 19. Kh2 Nf6 20. Nc6 Ra8 21. Ne7+ Kh8 22. Nd5 Nxd5 23. exd5 Bb7 24. e4 f6 25. c4 Rfe8 26. Re1 c6 27. Rfe2 Rad8 28. Nf3 Kg8 29. Nd4 Rd6 30. b3 Kf7 31. Nf5 Rd7 32. g4 Re5 33. Nd4 Rd6 34. Rf1 g6 35. h4 h6 36. Kg3 cxd5 37. exd5 Rxe2 38. Nxe2 Rd8 39. Nd4 Re8 40. Kf3 Re5 41. Rf2 h5 42. Re2 hxg4+ 43. Kxg4 Bc8+ 44. Kf4 Rh5 45. Kg3 g5 46. hxg5 Rxg5+ 47. Kf2 Rh5 48. Ke1 Bg4 49. Rf2 Rh6 50. Kd2 Bd7 51. a4 a5 52. Rf3 Rh2+ 53. Kc3 Rh1 54. Nc6 Bxc6 55. dxc6 Rh8 56. b4 Ke6 57. bxa5 bxa5 58. Kd4 Rh5 59. c7 Kd7 60. c8Q+ Kxc8 61. Rxf6 Kc7 62. Re6 Rh1 63. Re5 Kb6 64. c5+ Kc6 65. Re6+ Kd7 66. Rd6+ Kc7 67. Kc4 Rb1 68. Ra6 Rc1+ 69. Kb5 Rb1+ 70. Kxa5 Rc1 71. Kb4 Rb1+ 72. Ka3 Rc1 73. Ra7+ Kc6 74. Kb4 Rb1+ 75. Kc4 Rc1+ 76. Kd4 Rd1+ 77. Ke5 Kxc5 1/2-1/2

[Event "Ivoti Gaucho U20 and Amateur U1800 op"]
[Site "Ivoti"]
[Date "2016.12.04"]
[Round "4.6"]
[White "Liesenfeld, Marcelo Leonardo"]
[Black "Bidigaray, Marcio"]
[Result "0-1"]
[ECO "C61"]
[BlackElo "1619"]
[PlyCount "112"]
[EventDate "2016.12.03"]
[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. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. d3 Bb4+ 6. Bd2 Bxd2+ 7. Nxd2 Qg5 8. Bc4 Qxg2 9. Qf3 Qxf3 10. Nxf3 c5 11. Ne5 Nh6 12. Rg1 g6 13. Rg3 d6 14. Nf3 Be6 15. Bb5+ Ke7 16. Ng5 a6 17. Nxe6 fxe6 18. Ba4 b5 19. Bb3 a5 20. a4 b4 21. Bc4 Raf8 22. f3 Nf7 23. Ke2 Ne5 24. Bb5 Rf4 25. Rf1 Rhf8 26. Bc4 Nxc4 27. dxc4 b3 28. Kd2 bxc2 29. Kxc2 Rxe4 30. Kd3 Re3+ 31. Kd2 Rb8 32. Rb1 Rbb3 33. Rh3 h5 34. Rg3 Kf6 35. Kc2 Rxf3 36. Rxf3+ Rxf3 37. Kd2 e5 38. Ke2 e4 39. Rd1 Ke5 40. Rg1 Kf5 41. Rd1 g5 42. Rg1 g4 43. Rh1 e3 44. h3 Rf2+ 45. Ke1 g3 46. Rg1 h4 47. b3 Ke4 48. Kd1 Ra2 49. Re1 Ra1+ 50. Ke2 Rxe1+ 51. Kxe1 Kd3 52. Kd1 g2 53. Kc1 g1Q+ 54. Kb2 Qf2+ 55. Ka3 Kc3 56. b4 axb4# 0-1

[Event "Ivoti Gaucho U20 and Amateur U1800 op"]
[Site "Ivoti"]
[Date "2016.12.04"]
[Round "5.6"]
[White "Uema, Gustavo Palacios Fr"]
[Black "Liesenfeld, Marcelo Leonardo"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1652"]
[PlyCount "111"]
[EventDate "2016.12.03"]
[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. Nf3 Nc6 3. Bc4 h6 4. 0-0 Nf6 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 d6 8. Nc3 Be7 9. b3 0-0 10. Bb2 Be6 11. Nd5 Bxd5 12. Bxd5 c6 13. Bc4 Qb6 14. Qc3 Rac8 15. Qg3 Nh5 16. Qf3 Nf6 17. Rfe1 Rfe8 18. Qg3 Bf8 19. Bxf6 Qb4 20. c3 Qc5 21. Bd4 Qh5 22. Re3 b5 23. Be2 Qg6 24. Bg4 Rcd8 25. Qf3 c5 26. Bh5 Qe6 27. Bxg7 Bxg7 28. Qg3 Qe5 29. Qg4 b4 30. f4 Qf6 31. Rf1 bxc3 32. e5 Qe7 33. Rg3 Qf8 34. f5 Rxe5 35. f6 Rg5 36. fxg7 Qxg7 37. Qh4 Qd4+ 38. Qxd4 cxd4 39. Rxg5+ hxg5 40. Bxf7+ Kg7 41. Bc4 d5 42. Bd3 Re8 43. Kf2 Rf8+ 44. Ke2 Re8+ 45. Kd1 Re3 46. Kc2 g4 47. Rf4 g3 48. h4 Re1 49. Rxd4 Rg1 50. Rg4+ Kf6 51. Rxg3 d4 52. h5 Rh1 53. Rg6+ Kf7 54. Bc4+ Kf8 55. h6 d3+ 56. Kxc3 1-0

[Event "Ivoti Gaucho U20 and Amateur U1800 op"]
[Site "Ivoti"]
[Date "2016.12.03"]
[Round "1.5"]
[White "Liesenfeld, Marcelo Leonardo"]
[Black "Venter, Paulo Regis"]
[Result "0-1"]
[ECO "C55"]
[BlackElo "1653"]
[PlyCount "78"]
[EventDate "2016.12.03"]
[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. Nf3 Nc6 3. Nc3 Be7 4. Bc4 Nf6 5. d3 0-0 6. 0-0 d6 7. h3 Na5 8. Bb3 c6 9. Re1 Qc7 10. Be3 Nxb3 11. cxb3 d5 12. exd5 Nxd5 13. Nxd5 cxd5 14. Rc1 Qd6 15. Bc5 Qf6 16. Bxe7 Qxe7 17. Nxe5 Be6 18. Nf3 Qf6 19. Qd2 Rac8 20. Rxc8 Rxc8 21. Rc1 h6 22. d4 Rxc1+ 23. Qxc1 Bxh3 24. gxh3 Qxf3 25. Qc8+ Kh7 26. Qxb7 a5 27. Qd7 h5 28. Qd8 Qd1+ 29. Kg2 Qxd4 30. Qxa5 Qe4+ 31. Kf1 Qe6 32. Qc3 Qe4 33. Kg1 d4 34. Qd2 d3 35. f4 Qf3 36. Qf2 Qd1+ 37. Kg2 Qc2 38. Kg3 d2 39. Kh4 d1Q 0-1

[Event "Ivoti Gaucho U20 and Amateur U1800 op"]
[Site "Ivoti"]
[Date "2016.12.03"]
[Round "3.5"]
[White "Mentges, Antonio Esidio"]
[Black "Liesenfeld, Marcelo Leonardo"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1710"]
[PlyCount "61"]
[EventDate "2016.12.03"]
[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. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. Bg5 h6 8. Bh4 Bb7 9. Nbd2 Na5 10. Nxe5 Bd4 11. Nxf7 Qe7 12. Nxh8 Nxb3 13. axb3 Bxb2 14. Ra2 Bc3 15. 0-0 0-0-0 16. Ng6 Qf7 17. Nf4 Rf8 18. Bxf6 Qxf6 19. Nd5 Bxd5 20. exd5 Qd6 21. Ne4 Qb4 22. Nxc3 Qxc3 23. Rxa6 Kb7 24. Qa1 Qc5 25. c4 c6 26. Qa3 Qd4 27. Qxf8 cxd5 28. Qa8+ Kc7 29. cxd5 Qxd3 30. Rc1+ Qc4 31. d6# 1-0

[Event "Porto Alegre Oncosinos op"]
[Site "Porto Alegre"]
[Date "2016.11.27"]
[Round "4"]
[White "Da Silveira, Robson Gustavo M"]
[Black "Liesenfeld, Marcelo Leonardo"]
[Result "1-0"]
[ECO "C29"]
[WhiteElo "1727"]
[BlackElo "1763"]
[PlyCount "79"]
[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 e5 2. Nc3 Nf6 3. f4 exf4 4. e5 Ng8 5. Nf3 d6 6. Qe2 Be6 7. d4 c6 8. Bxf4 d5 9. Ng5 Qb6 10. Nxe6 fxe6 11. 0-0-0 Nd7 12. Qg4 Kf7 13. Be2 h6 14. Rhf1 Ke7 15. Qh4+ g5 16. Bxg5+ hxg5 17. Qxh8 Bh6 18. Qh7+ Kd8 19. Qxg8+ Kc7 20. Qxe6 Bf8 21. Rf7 Rd8 22. Bg4 Kb8 23. Rxd7 Bb4 24. Rxd8+ Qxd8 25. Qd7 Qf8 26. Qf5 Qg8 27. Rf1 a6 28. a3 Bxa3 29. bxa3 Ka7 30. e6 Qe8 31. Qe5 Qe7 32. Kb2 Qd8 33. e7 Qb6+ 34. Ka2 Qa5 35. e8Q Qxc3 36. Q8b8+ Kb6 37. Qec7+ Kb5 38. Qbxb7+ Ka4 39. Qxa6+ Qa5 40. Qaxa5# 1-0

[Event "Porto Alegre Oncosinos op"]
[Site "Porto Alegre"]
[Date "2016.11.26"]
[Round "3"]
[White "Liesenfeld, Marcelo Leonardo"]
[Black "Albornoz, Javier Ignacio"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1763"]
[PlyCount "74"]
[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 c6 3. Nc3 d5 4. Bf4 e6 5. e3 dxc4 6. Bxc4 b5 7. Bb3 Bb7 8. Nf3 Bd6 9. Ne2 Bb4+ 10. Nc3 Ne4 11. Qc2 c5 12. dxc5 Nxc5 13. Nd2 Bxg2 14. Rg1 Nd3+ 15. Ke2 Nxf4+ 16. exf4 Bh3 17. Rxg7 Bf5 18. Qc1 Bg6 19. Nxb5 Bd3+ 20. Ke3 Bxb5 21. Qc2 Nc6 22. Rag1 Qd4+ 23. Kf3 Qxg7 24. Rxg7 Nd4+ 25. Kg3 Nxc2 26. Bxc2 Bxd2 27. Bxh7 Kf8 28. Rg5 Rb8 29. Be4 Rg8 30. Rxg8+ Kxg8 31. h4 Rd8 32. h5 Rd4 33. Bc2 Bxf4+ 34. Kf3 Bc6+ 35. Ke2 Rd2+ 36. Ke1 Rxc2 37. a4 Bf3 0-1

[Event "Porto Alegre Oncosinos op"]
[Site "Porto Alegre"]
[Date "2016.11.26"]
[Round "2"]
[White "Perondi, Rodolfo Antonio"]
[Black "Liesenfeld, Marcelo Leonardo"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1886"]
[BlackElo "1763"]
[PlyCount "65"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 h6 6. Be3 Bb6 7. Qd2 d6 8. 0-0-0 Bd7 9. h3 Qe7 10. Nd5 Nxd5 11. exd5 Na5 12. Rhe1 Nxc4 13. dxc4 0-0-0 14. Qb4 Bxe3+ 15. Rxe3 b6 16. Rxe5 Qf6 17. Re3 Rhe8 18. Rde1 Qf4 19. g3 Qf6 20. h4 Rxe3 21. Rxe3 Bg4 22. Qc3 Qf5 23. Qd3 Qf6 24. Qd4 Qf5 25. Nh2 Bh3 26. Rf3 Qg6 27. Qf4 f6 28. g4 Bg2 29. Re3 Kb7 30. f3 Re8 31. Re6 Qf7 32. Qe4 Rxe6 33. dxe6+ 1-0

