[Event "Rio de Janeiro Euwe Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2014.06.22"]
[Round "7"]
[White "Botelho, Fabio Gabriel Cardo"]
[Black "Cunha, Mario Viola"]
[Result "1/2-1/2"]
[ECO "C42"]
[BlackElo "2306"]
[PlyCount "125"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7 Kxf7 5. Bc4+ Be6 6. Bxe6+ Kxe6 7. 0-0 c5 8. d4 cxd4 9. c3 dxc3 10. Qb3+ Ke7 11. Re1 cxb2 12. Bxb2 Qb6 13. e5 Ne8 14. Qc2 Nd7 15. exd6+ Kd8 16. Qe2 Nxd6 17. Nc3 Rc8 18. Rad1 Rc6 19. Nd5 Qb5 20. Qd2 Rg8 21. Ba3 Nf6 22. Nf4 Kc8 23. Ne6 Qa6 24. Qe3 Kb8 25. Qg3 Ka8 26. Nxf8 Rxf8 27. Bxd6 Rg8 28. Be5 Qxa2 29. Qxg7 Qc2 30. Qf7 Qg6 31. Qxg6 hxg6 32. Bf4 a5 33. Re5 Ra6 34. Bg5 Rf8 35. f3 a4 36. Rd2 Rc8 37. Kf2 Ne8 38. Red5 a3 39. Rd8 Kb8 40. Rxc8+ Kxc8 41. Ra2 Nc7 42. Be7 Nb5 43. Bb4 Kc7 44. Ke3 Ra4 45. Bf8 Kb6 46. Ra1 a2 47. Kd3 Nd4 48. Kc3 Kb5 49. Kb2 Nf5 50. Rxa2 Rxa2+ 51. Kxa2 Nh4 52. g4 Nxf3 53. h3 Kc4 54. Ka3 Kd4 55. Be7 Ke4 56. h4 Kf4 57. h5 Ne5 58. h6 Kxg4 59. h7 Nf7 60. Kb4 Kf5 61. Kc4 g5 62. Bxg5 Kxg5 63. Kb5 1/2-1/2

[Event "Rio de Janeiro Euwe Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2014.06.21"]
[Round "6"]
[White "Cunha, Mario Viola"]
[Black "Braga Ubirani, De Souza"]
[Result "1/2-1/2"]
[ECO "C95"]
[WhiteElo "2306"]
[BlackElo "2255"]
[PlyCount "65"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. c3 d6 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 exd4 16. cxd4 c5 17. d5 Bg7 18. Rb1 c4 19. b3 cxb3 20. Rxb3 Nc5 21. Rb1 Nfd7 22. Bg5 Qa5 23. Bd2 Qb6 24. axb5 axb5 25. Be3 Ra3 26. Bd4 Bxd4 27. Nxd4 Ba6 28. Nc6 Bb7 29. Ne2 Bxc6 30. dxc6 Qxc6 31. Nd4 Qb6 32. Rxb5 Qa6 33. Rb1 1/2-1/2

[Event "Rio de Janeiro Euwe Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2014.06.21"]
[Round "5"]
[White "Cunha, Mario Viola"]
[Black "Martins, Julio Perez"]
[Result "1/2-1/2"]
[ECO "C92"]
[WhiteElo "2306"]
[BlackElo "2250"]
[PlyCount "39"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 d6 7. Re1 Be7 8. c3 0-0 9. h3 Nb8 10. d4 Nbd7 11. d5 Re8 12. Nbd2 Bf8 13. Nf1 Bb7 14. Bg5 g6 15. Ng3 Bg7 16. Nh2 Qc8 17. Ng4 Nxg4 18. Qxg4 Nc5 19. Qxc8 Raxc8 20. Bc2 1/2-1/2

[Event "Rio de Janeiro Euwe Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2014.06.20"]
[Round "4"]
[White "Cunha, Eduardo Arruda da G"]
[Black "Cunha, Mario Viola"]
[Result "1-0"]
[ECO "C87"]
[WhiteElo "2276"]
[BlackElo "2306"]
[PlyCount "160"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 0-0 7. Bxc6 dxc6 8. Nxe5 Re8 9. Nf3 Bg4 10. d3 Qd7 11. Bg5 Bxf3 12. Qxf3 Nxe4 13. Bxe7 Nd6 14. Qe3 Nf5 15. Qc5 Nxe7 16. Nc3 h6 17. h3 b6 18. Qc4 Nd5 19. a3 a5 20. Qd4 Qf5 21. Qc4 Nxc3 22. Qxc3 c5 23. Rad1 Rxe1+ 24. Rxe1 Kf8 25. Re4 Rd8 26. Rg4 f6 27. Re4 Qd7 28. b3 Qd5 29. Qe1 Qd6 30. g3 Qd5 31. Qe3 Qd6 32. h4 Qd5 33. Kh2 Qd6 34. a4 Qc6 35. Re6 Qd5 36. Qe2 Qd7 37. h5 Qd5 38. g4 Qd4 39. Kg3 Qd5 40. f4 Rd7 41. Re4 Rd8 42. Qe3 Qd6 43. Kh4 Kf7 44. Qe2 Qd5 45. Re7+ Kf8 46. Kg3 Rd7 47. Qe6 Qxe6 48. Rxe6 Kf7 49. Rc6 Ke7 50. Kh4 Kf7 51. g5 hxg5+ 52. fxg5 fxg5+ 53. Kxg5 Re7 54. Kf5 Rd7 55. Ke5 Re7+ 56. Kd5 Rd7+ 57. Kc4 Re7 58. Kb5 Ke8 59. Ka6 Kd8 60. Kb7 Rf7 61. Rg6 Re7 62. Rg5 Kd7 63. Rd5+ Ke6 64. Kc6 Rf7 65. c4 Re7 66. Rd8 Rf7 67. Rc8 Rf5 68. Rxc7 Rxh5 69. Rxg7 Rh3 70. Rd7 Rg3 71. Rd6+ Ke7 72. Rd5 Rg6+ 73. Kc7 Rg1 74. Kxb6 Rb1 75. Kxa5 Rxb3 76. Rxc5 Rxd3 77. Kb6 Rd6+ 78. Kb7 Rd2 79. a5 Rb2+ 80. Rb5 Ra2 1-0

[Event "Rio de Janeiro Euwe Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2014.06.20"]
[Round "3"]
[White "Martins, Jose Felix Perez"]
[Black "Cunha, Mario Viola"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "2199"]
[BlackElo "2306"]
[PlyCount "104"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. c4 e5 2. e3 Nf6 3. Nc3 Bb4 4. Nd5 Nxd5 5. cxd5 0-0 6. a3 Be7 7. d3 c6 8. Nf3 Qa5+ 9. Bd2 Qxd5 10. Bc3 d6 11. h4 Nd7 12. g4 Nc5 13. e4 Qb3 14. Rg1 Be6 15. h5 a5 16. Qxb3 Nxb3 17. Rb1 b5 18. Nd2 Nc5 19. d4 Na4 20. Nf3 Nxc3 21. bxc3 Rac8 22. g5 g6 23. Be2 a4 24. Rb2 d5 25. exd5 Bxd5 26. Nxe5 Bxa3 27. Rb1 Rfd8 28. hxg6 fxg6 29. f4 Bd6 30. Bg4 Ra8 31. Kd2 a3 32. Nd3 a2 33. Ra1 Rf8 34. Rge1 Bc4 35. Be6+ Bxe6 36. Rxe6 Bxf4+ 37. Kc2 Bxg5 38. Kb3 Rf3 39. Nb4 Kf7 40. Rxc6 h5 41. Rc5 Bf6 42. Rc7+ Kf8 43. Rxa2 Rxa2 44. Nxa2 Bxd4 45. Kb4 Bf6 46. Kxb5 h4 47. c4 h3 48. Rd7 h2 49. Rd1 g5 50. Rh1 Be5 51. Nb4 g4 52. c5 g3 0-1

[Event "Rio de Janeiro Euwe Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2014.06.19"]
[Round "2"]
[White "Cunha, Mario Viola"]
[Black "Salles, Jose Correa"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2306"]
[PlyCount "66"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 h6 5. cxd5 exd5 6. Bf4 Bd6 7. Bxd6 Qxd6 8. e3 Bf5 9. Rc1 0-0 10. Nb5 Qb4+ 11. Qd2 Nc6 12. Ne5 Qxd2+ 13. Kxd2 Ne4+ 14. Ke1 Nxe5 15. dxe5 c6 16. Nd4 Bh7 17. f3 Ng5 18. b4 Ne6 19. Nxe6 fxe6 20. h4 Rac8 21. Kd2 b6 22. Ba6 Rc7 23. Rc3 c5 24. bxc5 bxc5 25. Bd3 Bxd3 26. Kxd3 c4+ 27. Kd4 Rb8 28. Rhc1 Rb2 29. R1c2 Rb1 30. Rc1 Rb2 31. R3c2 Rb4 32. a3 Rb3 33. Rc3 Rb2 1/2-1/2

[Event "Rio de Janeiro Euwe Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2014.06.19"]
[Round "1"]
[White "Vieira, Icaro Antonio Geral"]
[Black "Cunha, Mario Viola"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2064"]
[BlackElo "2306"]
[PlyCount "98"]
[EventDate "2014.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. b4 d5 2. Bb2 e6 3. e3 Nf6 4. b5 Bd6 5. Nf3 Nbd7 6. c4 0-0 7. Nc3 Nb6 8. cxd5 exd5 9. Qc2 Re8 10. Rb1 Bg4 11. Be2 Qd7 12. 0-0 Qf5 13. Qxf5 Bxf5 14. d3 h6 15. Nd4 Bh7 16. Rfd1 Rac8 17. Ba1 c6 18. bxc6 bxc6 19. g3 c5 20. Nf3 Rc6 21. Rd2 Rec8 22. Bf1 c4 23. Nb5 Bb8 24. Rbd1 cxd3 25. Bxd3 Ne4 26. Bxe4 Bxe4 27. Ne1 Rc5 28. Nd4 Ra5 29. f3 Bh7 30. Kf2 Be5 31. f4 Bd6 32. f5 Nc4 33. Rc2 Bc5 34. Nef3 Ra3 35. Re2 Re8 36. Rde1 f6 37. g4 Bb6 38. h3 Nxe3 39. Rxe3 Rexe3 40. Rxe3 Rxa2+ 41. Kg3 Rxa1 42. Re7 g6 43. Ne6 gxf5 44. Rg7+ Kh8 45. Nh4 f4+ 46. Kxf4 Ra4+ 47. Kg3 Ra3+ 48. Kf4 Be3+ 49. Kg3 Bg5+ 0-1

[Event "Sao Paulo Batalha 1st"]
[Site "Sao Paulo"]
[Date "2014.02.28"]
[Round "9"]
[White "Cunha, Mario Viola"]
[Black "Juer, Jayme Jacob E"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2291"]
[BlackElo "2215"]
[PlyCount "187"]
[EventDate "2014.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 Nd5 7. Qg4 Nxc3 8. Qxg7 Rf8 9. a3 Nb5+ 10. axb4 Nxd4 11. Bh6 Qe7 12. Bd3 Na6 13. c3 Nf5 14. Bxf5 exf5 15. 0-0 Nc7 16. Qxf8+ Qxf8 17. Bxf8 Kxf8 18. f4 b5 19. Rfd1 Ke7 20. Rd6 Bb7 21. Rh6 Nd5 22. g3 Nb6 23. Rxh7 Nc4 24. Ra2 a6 25. Rh6 Rc8 26. Kf2 Nd2 27. Rb6 Rc7 28. Ke2 Ne4 29. Ra1 d6 30. Re1 dxe5 31. fxe5 Bc8 32. Rd1 Ke8 33. Rh6 Ke7 34. Ke3 Ra7 35. g4 Ng5 36. Rh5 f4+ 37. Kxf4 Ne6+ 38. Kg3 a5 39. Rh8 Bd7 40. Ra1 a4 41. h4 Rc7 42. h5 Rc4 43. Rg8 Nf8 44. Rf1 Be6 45. Rf3 Re4 46. Rg7 Rxe5 47. h6 Re1 48. Rf2 Re3+ 49. Kh2 a3 50. bxa3 Rxc3 51. h7 Nxh7 52. Rxh7 Rxa3 53. g5 Kd6 54. Rh5 Rb3 55. Rd2+ Kc6 56. g6 fxg6 57. Rc5+ Kb7 58. Rxb5+ Kc6 59. Rc5+ Kb7 60. Rd6 Bf5 61. Rb5+ Kc7 62. Rf6 Rh3+ 63. Kg2 Rb3 64. Kf2 Rd3 65. Ke2 Rb3 66. Kd2 Rd3+ 67. Kc1 Rb3 68. Rbb6 Be4 69. b5 Rb4 70. Rbe6 Bf5 71. b6+ Kd7 72. Re3 Be4 73. Kd2 Bb7 74. Rf7+ Kc6 75. Re6+ Kd5 76. Rxg6 Bc8 77. Rg5+ Kc6 78. Rc7+ Kxb6 79. Rxc8 Kb7 80. Rf8 Rb6 81. Rfg8 Rb2+ 82. Kc3 Rf2 83. R8g7+ Kb6 84. R7g6+ Kc7 85. Rh6 Rf7 86. Kc4 Kc8 87. Kc5 Kc7 88. Rc6+ Kb7 89. Rd5 Rh7 90. Rcd6 Rc7+ 91. Kb5 Rc2 92. Rd7+ Kc8 93. Rd8+ Kb7 94. R5d7+ 1-0

[Event "Sao Paulo Batalha 1st"]
[Site "Sao Paulo"]
[Date "2014.02.27"]
[Round "8"]
[White "Cunha, Eduardo Arruda da G"]
[Black "Cunha, Mario Viola"]
[Result "1-0"]
[ECO "B89"]
[WhiteElo "2248"]
[BlackElo "2291"]
[PlyCount "69"]
[EventDate "2014.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 d6 4. Nc3 Nf6 5. d4 cxd4 6. Nxd4 e6 7. Be3 Be7 8. Qe2 0-0 9. 0-0-0 a6 10. f4 Qc7 11. Bb3 b5 12. f5 b4 13. Qc4 bxc3 14. Qxc6 cxb2+ 15. Kxb2 Qb8 16. fxe6 fxe6 17. Nf5 Bd8 18. Bf4 Bc7 19. Bxd6 Bxd6 20. Nxd6 a5 21. e5 a4 22. exf6 axb3 23. axb3 Qa7 24. f7+ Rxf7 25. Nxf7 Qa3+ 26. Kc3 Qa5+ 27. Kd4 Kxf7 28. Rhf1+ Kg6 29. Qe4+ Kh6 30. Qf4+ Kg6 31. Qf7+ Kh6 32. Rf6+ gxf6 33. Qxf6+ Kh5 34. g4+ Kxg4 35. Rg1+ 1-0

[Event "Sao Paulo Batalha 1st"]
[Site "Sao Paulo"]
[Date "2014.02.27"]
[Round "7"]
[White "Cunha, Mario Viola"]
[Black "Jacome, Fernando Almeida"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2291"]
[PlyCount "47"]
[EventDate "2014.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bf4 Bb4+ 6. Nc3 Qe7 7. Qd5 Bxc3+ 8. bxc3 Qa3 9. Rc1 Qxa2 10. Ng5 0-0 11. h3 Nh6 12. Qe4 g6 13. h4 Re8 14. h5 d5 15. Qxd5 Be6 16. Qf3 Rad8 17. hxg6 hxg6 18. Ne4 Nf5 19. Qh3 Kf8 20. Bg5 f6 21. Qh8+ Ke7 22. Rh7+ Bf7 23. Qxf6+ Kd7 24. Qxf7+ 1-0

[Event "Sao Paulo Batalha 1st"]
[Site "Sao Paulo"]
[Date "2014.02.26"]
[Round "6"]
[White "Elci, Pereira Diniz"]
[Black "Cunha, Mario Viola"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2300"]
[BlackElo "2291"]
[PlyCount "28"]
[EventDate "2014.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Nd5 Bg7 11. c3 f5 12. exf5 Bxf5 13. Nc2 0-0 14. Nce3 Be6 1/2-1/2

[Event "Sao Paulo Batalha 1st"]
[Site "Sao Paulo"]
[Date "2014.02.26"]
[Round "5"]
[White "Rangel, Daniel"]
[Black "Cunha, Mario Viola"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2231"]
[BlackElo "2291"]
[PlyCount "55"]
[EventDate "2014.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Nge7 8. Bh6 0-0 9. h4 f6 10. h5 g5 11. Bxg7 Kxg7 12. h6+ Kh8 13. 0-0-0 Rb8 14. f4 gxf4 15. gxf4 b5 16. Qf2 b4 17. Nce2 Qa5 18. Kb1 d5 19. Bf3 c4 20. dxc4 dxc4 21. Nd4 Nxd4 22. Qxd4 Ba6 23. Qd7 Rfe8 24. Qxe6 Ng8 25. Qg4 Re7 26. Ne2 c3 27. Rd7 Rbe8 28. Qg7+ 1-0

[Event "Sao Paulo Batalha 1st"]
[Site "Sao Paulo"]
[Date "2014.02.25"]
[Round "3"]
[White "Braga Ubirani, De Souza"]
[Black "Cunha, Mario Viola"]
[Result "0-1"]
[ECO "A89"]
[WhiteElo "2237"]
[BlackElo "2291"]
[PlyCount "122"]
[EventDate "2014.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 f5 3. d4 d6 4. Nf3 Bg7 5. g3 Nf6 6. Bg2 0-0 7. 0-0 Nc6 8. d5 Ne5 9. Nxe5 dxe5 10. e4 f4 11. gxf4 exf4 12. e5 Ng4 13. e6 Ne5 14. Re1 Nxc4 15. Re4 Nd6 16. Rxf4 b6 17. Be3 Bb7 18. Rc1 a5 19. h4 Be5 20. Rxf8+ Qxf8 21. Qg4 Qf5 22. Qxf5 Nxf5 23. Be4 Rd8 24. Bg5 h6 25. Bxf5 hxg5 26. Bxg6 gxh4 27. Be4 Kg7 28. Rd1 Kf6 29. Kg2 Bxc3 30. bxc3 c6 31. c4 cxd5 32. cxd5 Ke5 33. Re1 Kf4 34. Kh3 Bxd5 35. Bxd5 Rxd5 36. Kxh4 Rd2 37. a4 Rxf2 38. Kh3 Ra2 39. Rg1 Kf5 40. Rb1 Rxa4 41. Rxb6 Re4 42. Ra6 a4 43. Kg3 Ke5 44. Kf3 Rb4 45. Ke3 Rb3+ 46. Kd2 a3 47. Kc2 Rg3 48. Kb1 Re3 49. Ka2 Kf5 50. Ka1 Rxe6 51. Rxa3 Rb6 52. Ra8 e5 53. Ka2 e4 54. Rf8+ Ke5 55. Re8+ Kd4 56. Rd8+ Ke3 57. Re8 Kd3 58. Rd8+ Ke2 59. Rg8 e3 60. Ka3 Ke1 61. Re8 Kd2 0-1

[Event "Sao Paulo Batalha 1st"]
[Site "Sao Paulo"]
[Date "2014.02.25"]
[Round "4"]
[White "Cunha, Mario Viola"]
[Black "Perez, Jamil"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "2291"]
[BlackElo "2205"]
[PlyCount "87"]
[EventDate "2014.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Nxd4 11. Bxd4 Qa5 12. g4 Rfc8 13. Bb3 a6 14. g5 Nh5 15. Nd5 Qxd2+ 16. Rxd2 Re8 17. Bxg7 Kxg7 18. Nc7 Rac8 19. Nxe8+ Bxe8 20. Rg1 Nf4 21. Rg4 Nh5 22. f4 Rc5 23. Bd5 b5 24. e5 dxe5 25. b4 Rc3 26. fxe5 Bd7 27. Kb2 Rc7 28. Rh4 Bc6 29. c4 Bxd5 30. cxd5 Rd7 31. d6 e6 32. Rc2 Rd8 33. Rc6 h6 34. gxh6+ Kxh6 35. Rxa6 Kg5 36. Re4 Nf4 37. Rb6 Kf5 38. Rxf4+ Kxf4 39. Rxb5 g5 40. a4 Kf3 41. a5 Kg2 42. a6 Kxh2 43. a7 Ra8 44. d7 1-0

[Event "Sao Paulo Batalha 1st"]
[Site "Sao Paulo"]
[Date "2014.02.24"]
[Round "1"]
[White "Costa, Evandro Bonfim"]
[Black "Cunha, Mario Viola"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2236"]
[BlackElo "2291"]
[PlyCount "136"]
[EventDate "2014.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Qb6 6. Nb3 e6 7. Bg5 Bb4 8. Bxf6 gxf6 9. Qd2 a6 10. a3 Be7 11. Be2 h5 12. f4 h4 13. 0-0-0 Qf2 14. Bg4 Qxd2+ 15. Rxd2 Rg8 16. h3 Rb8 17. Rhd1 b5 18. Nd4 Na5 19. Kb1 b4 20. axb4 Bxb4 21. Rd3 Bb7 22. Nde2 Nc4 23. Bf3 Ba3 24. bxa3 Bxe4+ 25. Ka2 Bxd3 26. Rxd3 Rb2+ 27. Ka1 Rxc2 28. Nd4 Rb2 29. Ne4 Ke7 30. Nb3 f5 31. Nec5 d6 32. Nxa6 d5 33. a4 Ra8 34. Nac5 Rc2 35. Nd4 Rc1+ 36. Ka2 Nb6 37. Ncb3 Rxa4+ 38. Kb2 Rf1 39. Nc6+ Kf6 40. Rd4 Nc4+ 41. Kc3 Rb1 42. Ne5 Ra3 43. Nd7+ Kg6 44. Ndc5 Ra2 45. Nd3 Ne3 46. Ne5+ Kg7 47. Rb4 Nxg2 48. Bxg2 Rxg2 49. Rb7 Rg3+ 50. Kc2 Rf1 51. Rxf7+ Kg8 52. Nd2 Rxf4 53. Rf6 Rxh3 54. Rxe6 Rg3 55. Nd3 Ra4 56. Re2 h3 57. Rf2 Rg2 58. Rxg2+ hxg2 59. Nf3 Ra2+ 60. Kc3 Ra1 61. Kd2 Rf1 62. Nde5 f4 63. Ke2 Kg7 64. Kd3 Kf6 65. Ke2 Kf5 66. Kd3 g1Q 67. Nxg1 Rxg1 68. Nf3 Rg3 0-1

[Event "Sao Paulo Batalha 1st"]
[Site "Sao Paulo"]
[Date "2014.02.24"]
[Round "2"]
[White "Cunha, Mario Viola"]
[Black "Botelho, Fabio Gabriel Cardo"]
[Result "1/2-1/2"]
[ECO "D09"]
[WhiteElo "2291"]
[PlyCount "59"]
[EventDate "2014.02.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Nge7 6. Bg2 Ng6 7. 0-0 Ngxe5 8. Nxe5 Nxe5 9. b3 Bc5 10. Bb2 0-0 11. Nd2 a5 12. Ne4 Ba7 13. Qd2 Nc6 14. Ba3 Re8 15. Rfd1 Bg4 16. Re1 Qd7 17. Nc5 Bxc5 18. Bxc5 Rad8 19. Rad1 d3 20. f3 dxe2 21. Qxd7 exd1Q 22. Qxe8+ Rxe8 23. Rxd1 Be6 24. f4 h6 25. Kf2 a4 26. Bxc6 bxc6 27. Rd3 axb3 28. axb3 Ra8 29. Rd2 Rb8 30. Rd3 1/2-1/2

[Event "Rio de Janeiro Jacome Memorial"]
[Site "Rio de Janeiro"]
[Date "2013.11.29"]
[Round "7"]
[White "Cunha, Mario Viola"]
[Black "Viera, Icaro Geraldi"]
[Result "1-0"]
[ECO "B09"]
[BlackElo "2169"]
[PlyCount "57"]
[EventDate "2013.11.20"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 0-0 6. Bd3 Na6 7. 0-0 c5 8. d5 Rb8 9. Kh1 b6 10. a3 Nc7 11. Qe1 b5 12. Qh4 a5 13. f5 b4 14. axb4 axb4 15. Ne2 Ra8 16. Rxa8 Nxa8 17. Bh6 Nb6 18. fxg6 fxg6 19. Bxg7 Kxg7 20. Nf4 Qe8 21. Ng5 c4 22. Be2 Kh8 23. Nxh7 Nxh7 24. Nxg6+ Kg7 25. Rxf8 Nxf8 26. Qh8+ Kxg6 27. Bh5+ Kg5 28. Bxe8 Nfd7 29. g3 1-0

[Event "Rio de Janeiro Jacome Memorial"]
[Site "Rio de Janeiro"]
[Date "2013.11.28"]
[Round "6"]
[White "Vaz, Daniel Rodrigues"]
[Black "Cunha, Mario Viola"]
[Result "0-1"]
[ECO "E13"]
[WhiteElo "2068"]
[PlyCount "96"]
[EventDate "2013.11.20"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bg5 Bb7 6. e3 h6 7. Bh4 Bxc3+ 8. bxc3 d6 9. Nd2 g5 10. Bg3 Nbd7 11. h4 Ke7 12. Rh2 Qg8 13. Be2 Qg6 14. Qa4 g4 15. 0-0-0 Nh5 16. Nf1 Rhd8 17. Bd3 Be4 18. Bxe4 Qxe4 19. Qb5 Ndf6 20. Qb3 a5 21. Qc2 Rdb8 22. Qxe4 Nxe4 23. Kb2 a4 24. a3 Ra5 25. Rc1 Nhxg3 26. Nxg3 Nxg3 27. fxg3 Rf5 28. Rhh1 b5 29. c5 dxc5 30. dxc5 Rd8 31. Rhd1 Rxd1 32. Rxd1 Rf2+ 33. Kb1 Rxg2 34. c6 Rxg3 35. Rd7+ Kf6 36. Rxc7 Rxe3 37. Kc2 g3 38. Rc8 Kg7 39. Rd8 Re2+ 40. Rd2 g2 41. c7 g1Q 42. c8Q Rxd2+ 43. Kxd2 Qh2+ 44. Kd3 Qxh4 45. Qb8 Qg5 46. Qd6 h5 47. Qd4+ e5 48. Qd5 h4 0-1

[Event "Rio de Janeiro Jacome Memorial"]
[Site "Rio de Janeiro"]
[Date "2013.11.27"]
[Round "5"]
[White "Cunha, Mario Viola"]
[Black "Martins, Julio Perez"]
[Result "1/2-1/2"]
[ECO "B99"]
[BlackElo "2224"]
[PlyCount "22"]
[EventDate "2013.11.20"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[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 Qc7 9. 0-0-0 Nbd7 10. Kb1 b5 11. a3 Rb8 1/2-1/2

[Event "Rio de Janeiro Jacome Memorial"]
[Site "Rio de Janeiro"]
[Date "2013.11.26"]
[Round "4"]
[White "Martins, Jose Felix Perez"]
[Black "Cunha, Mario Viola"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "2290"]
[PlyCount "72"]
[EventDate "2013.11.20"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 h6 3. Nc3 g5 4. e4 Bg7 5. e5 Ng8 6. h4 d6 7. hxg5 dxe5 8. gxh6 exd4 9. Nd5 c6 10. Nb4 Qa5 11. Bd2 Bxh6 12. Nh3 Be6 13. Nc2 Qe5+ 14. Qe2 Bxd2+ 15. Kxd2 Qg7 16. Rd1 c5 17. Qe4 Qh6+ 18. f4 Nc6 19. Qf3 Nf6 20. Nf2 Ne5 21. Qg3 Qxh1 22. fxe5 Qh6+ 23. Ke1 Nd7 24. Rd2 0-0-0 25. Ne4 Bf5 26. Bd3 Rdg8 27. Qf3 Qh1+ 28. Qf1 Rxg2 29. Rxg2 Bxe4 30. Bxe4 Qh4+ 31. Kd2 Qxe4 32. Rf2 Nxe5 33. a3 f5 34. b3 Ng4 35. Rg2 Qxc2+ 36. Kxc2 Ne3+ 0-1

[Event "Rio de Janeiro Jacome Memorial"]
[Site "Rio de Janeiro"]
[Date "2013.11.24"]
[Round "3"]
[White "Cunha, Mario Viola"]
[Black "Braga Ubirani, De Souza"]
[Result "1/2-1/2"]
[ECO "C50"]
[PlyCount "23"]
[EventDate "2013.11.20"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. Nf3 Nf6 2. Nc3 Nc6 3. e4 e5 4. Bc4 Bc5 5. d3 h6 6. a3 d6 7. b4 Bb6 8. h3 0-0 9. 0-0 Be6 10. Bxe6 fxe6 11. Be3 Bxe3 12. fxe3 1/2-1/2

[Event "Rio de Janeiro Jacome Memorial"]
[Site "Rio de Janeiro"]
[Date "2013.11.22"]
[Round "2"]
[White "Rangel, Daniel"]
[Black "Cunha, Mario Viola"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2151"]
[PlyCount "47"]
[EventDate "2013.11.20"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e6 7. Qd2 Nge7 8. Bh6 0-0 9. h4 f5 10. h5 Nd4 11. hxg6 hxg6 12. Bxg7 Kxg7 13. Qh6+ Kf7 14. 0-0-0 Ke8 15. exf5 Ndxf5 16. Qg5 Rb8 17. Nf3 b5 18. Ne4 Kd7 19. g4 Nd4 20. Nxd4 cxd4 21. Nf6+ Kc7 22. Rh7 Bd7 23. Rxe7 Qxe7 24. Nd5+ 1-0

[Event "Rio de Janeiro Jacome Memorial"]
[Site "Rio de Janeiro"]
[Date "2013.11.20"]
[Round "1"]
[White "Cunha, Mario Viola"]
[Black "Cunha, Eduardo Arruda da G"]
[Result "1/2-1/2"]
[ECO "B96"]
[BlackElo "2169"]
[PlyCount "43"]
[EventDate "2013.11.20"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. f4 a6 8. Nxc6 bxc6 9. e5 h6 10. Bh4 g5 11. fxg5 Nd5 12. Ne4 Qb6 13. Bd3 hxg5 14. Bg3 Nf4 15. Bxf4 gxf4 16. Nxd6+ Bxd6 17. exd6 Rb8 18. Qg4 Qd4 19. Qg5 Kf8 20. Qe7+ Kg7 21. Qg5+ Kf8 22. Qe7+ 1/2-1/2

[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.31"]
[Round "6.1"]
[White "Cunha, Mario Viola"]
[Black "Bede, Arnaldo Gomes"]
[Result "1-0"]
[ECO "C07"]
[BlackElo "1800"]
[PlyCount "119"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nd2 c5 4. c3 cxd4 5. cxd4 dxe4 6. Nxe4 Bb4+ 7. Nc3 Qc7 8. Bd2 Nc6 9. a3 Bxc3 10. bxc3 Nf6 11. Bd3 e5 12. Ne2 exd4 13. cxd4 0-0 14. 0-0 Rd8 15. Qc2 h6 16. Bf4 Qe7 17. Qb2 Be6 18. h3 Nd5 19. Bd2 Rac8 20. Rab1 Qf6 21. Qxb7 Nxd4 22. Qxa7 Nxe2+ 23. Bxe2 Qg6 24. Kh2 Ra8 25. Qc5 Rdc8 26. Qd4 Rxa3 27. Rfc1 Rca8 28. Rb7 Ra2 29. Bc4 R2a4 30. Qe5 Rxc4 31. Rxc4 Ne3 32. Bxe3 Bxc4 33. Bd4 f6 34. Qd6 Bf7 35. Qd7 Qh5 36. g4 Qd5 37. Qxd5 Bxd5 38. Rd7 Bf3 39. Kg3 Bh1 40. h4 Be4 41. Kf4 Bh1 42. g5 fxg5+ 43. hxg5 hxg5+ 44. Kxg5 Ra5+ 45. Kf4 g5+ 46. Kg4 Bc6 47. Rc7 Ba4 48. Be3 Rd5 49. Bxg5 Rd4+ 50. f4 Bd1+ 51. Kf5 Ba4 52. Bf6 Rd6 53. Kg5 Rd5+ 54. Be5 Rd2 55. f5 Rg2+ 56. Kf6 Rf2 57. Rc8+ Kh7 58. Rc4 Ra2 59. Rh4+ Kg8 60. Ke7 1-0

[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.31"]
[Round "7.1"]
[White "Vieira, Icaro Antonio Geral"]
[Black "Cunha, Mario Viola"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "2184"]
[PlyCount "31"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Nf3 0-0 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. Nd5 Nxd5 11. cxd5 c6 12. Bc4 cxd5 13. Bxd5 Nd7 14. Nd2 Nc5 15. 0-0-0 Ne6 16. Be3 1/2-1/2

[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.30"]
[Round "4.1"]
[White "Cunha, Mario Viola"]
[Black "Cunha, Eduardo Arruda da G"]
[Result "1-0"]
[ECO "B99"]
[BlackElo "2289"]
[PlyCount "59"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[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. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. Kb1 b5 11. g4 b4 12. Nce2 Bb7 13. Bxf6 Nxf6 14. Ng3 Rc8 15. g5 Nd7 16. Bd3 a5 17. f5 Ne5 18. Bb5+ Kf8 19. Qf4 h6 20. gxh6 Rxh6 21. fxe6 Rh4 22. Qf2 f6 23. Ngf5 Rxe4 24. Rhg1 g6 25. Qd2 g5 26. h4 Rxd4 27. Nxd4 Be4 28. hxg5 f5 29. Qh2 Kg8 30. Rh1 1-0

[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.30"]
[Round "5.1"]
[White "Martins, Julio Perez"]
[Black "Cunha, Mario Viola"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2212"]
[PlyCount "24"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[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. g3 Nc6 4. Bg2 g6 5. 0-0 Bg7 6. d3 e6 7. Nc3 Nge7 8. Be3 Nd4 9. Qd2 Nec6 10. Nd1 0-0 11. c3 Nxf3+ 12. Bxf3 Bd7 1/2-1/2

[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.29"]
[Round "3.3"]
[White "Cunha, Mario Viola"]
[Black "Braga, Ubirani de Souza"]
[Result "1-0"]
[ECO "A52"]
[BlackElo "2144"]
[PlyCount "89"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 g5 5. Bg3 Bg7 6. h4 gxh4 7. Bxh4 f6 8. e4 d6 9. exd6 cxd6 10. Nc3 Nc6 11. Be2 Nce5 12. Qd5 Qe7 13. Nb5 Nf7 14. 0-0-0 0-0 15. Bg3 Be6 16. Qh5 Ngh6 17. Bf4 f5 18. Nxd6 fxe4 19. Nxf7 Bxf7 20. Qb5 Be8 21. Qd5+ Bf7 22. Bd6 Qf6 23. Qxb7 Rfe8 24. f4 exf3 25. Nxf3 Rac8 26. Be5 Qe6 27. Rd6 Rxc4+ 28. Kd1 Qg4 29. Rhxh6 Bxh6 30. Rxh6 Rd8+ 31. Ke1 Rc1+ 32. Kf2 Rc2 33. Rxh7 Rxe2+ 34. Kxe2 Qxg2+ 35. Ke1 Rd1+ 36. Kxd1 Qf1+ 37. Kd2 Qf2+ 38. Kc3 Qc5+ 39. Kd2 Qf2+ 40. Kd3 Bg6+ 41. Kc4 Qc2+ 42. Kb4 a5+ 43. Kxa5 Qc5+ 44. Ka4 Qc2+ 45. Kb4 1-0

[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.28"]
[Round "2.2"]
[White "Martins, Jose Felix Perez"]
[Black "Cunha, Mario Viola"]
[Result "1/2-1/2"]
[ECO "E18"]
[WhiteElo "2286"]
[PlyCount "44"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Ne1 Bxg2 10. Nxg2 d5 11. Qa4 dxc4 12. Qxc4 c5 13. dxc5 Bxc5 14. Be3 Bxe3 15. Nxe3 Qc8 16. Qxc8 Rxc8 17. Rac1 Na6 18. Kg2 f6 19. f4 Kf7 20. Kf3 Rxc1 21. Rxc1 Rd8 22. Rc2 Rd7 1/2-1/2

[Event "Natal-ch"]
[Site "Mangaratiba"]
[Date "2009.12.28"]
[Round "1.5"]
[White "Sobrinho, Pericles Duarte"]
[Black "Cunha, Mario Viola"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "2148"]
[PlyCount "60"]
[EventDate "2009.12.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. d3 d5 4. cxd5 Nxd5 5. Nf3 Nc6 6. e3 Be7 7. Be2 0-0 8. 0-0 Be6 9. a3 a5 10. Qc2 f5 11. Bd2 Nb6 12. b3 g5 13. h3 g4 14. hxg4 fxg4 15. Nh2 h5 16. Ne4 Rf7 17. Ng3 Bd6 18. Nxh5 Qh4 19. Nxg4 Bxg4 20. Bxg4 Qxg4 21. Ng3 Raf8 22. b4 Rh7 23. b5 Nd4 24. exd4 Qh4 25. f4 exf4 26. Qa2+ Kh8 27. Ne2 f3 28. Rxf3 Rxf3 29. gxf3 Bg3 30. Kf1 Qh3+ 0-1

