[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2023.11.04"]
[Round "5"]
[White "Alves, Lucas Ribeiro"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "1800"]
[BlackElo "1578"]
[PlyCount "58"]
[EventDate "2023.11.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. f3 Nc6 6. Be3 Nf6 7. Nc3 0-0 8. Bc4 Qb6 9. Bb3 Nxe4 10. Nxe4 Bxd4 11. Bxd4 Qxd4 12. Qc1 d6 13. c3 Qg7 14. h4 Ne5 15. Qd2 Bf5 16. Ng5 h6 17. Nh3 Nd3+ 18. Kd1 Nc5 19. g4 Be6 20. Kc2 a5 21. Nf4 b5 22. Rae1 Qf6 23. Nxe6 fxe6 24. Bxe6+ Nxe6 25. Qd5 Kf7 26. Re3 Kg7 27. Rxe6 Qxf3 28. Rxe7+ Kh8 29. Qxf3 Rxf3 1/2-1/2

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2023.11.04"]
[Round "6"]
[White "Assad, Leonardo Vaz de Fig"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "1758"]
[BlackElo "1578"]
[PlyCount "64"]
[EventDate "2023.11.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d4 Nc6 7. Nc3 e5 8. d5 Ne7 9. e4 Nd7 10. Be3 Qe8 11. Qd2 f5 12. Bh6 Nf6 13. Bxg7 Kxg7 14. Nh4 Nh5 15. exf5 Nxf5 16. Nf3 Nf6 17. Rae1 h6 18. b3 g5 19. Qd3 Qg6 20. h3 g4 21. Nd2 gxh3 22. Bxh3 h5 23. Bg2 Bd7 24. Nde4 h4 25. gxh4 Rh8 26. Qd2 Rh5 27. f4 Nxh4 28. fxe5 Nxe4 29. Nxe4 Bh3 30. Qf2 Qxe4 31. Rxe4 Nf5 32. Rf4 Rf8 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2023.11.03"]
[Round "4"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Denti, Debora Schevinski"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1578"]
[BlackElo "1800"]
[PlyCount "44"]
[EventDate "2023.11.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. Nd2 Nf6 5. Ngf3 Bd6 6. Bg3 Nc6 7. c3 Ne4 8. Bb5 f6 9. Qa4 Qd7 10. Bxd6 Qxd6 11. 0-0 h5 12. Nxe4 Bxe4 13. Nd2 Bf5 14. Rfe1 e5 15. e4 Be6 16. dxe5 fxe5 17. exd5 Bxd5 18. Ne4 Qg6 19. Ng3 Kd8 20. Qh4+ Kc8 21. Red1 a6 22. Be2 Kb8 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2023.11.03"]
[Round "3"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Sabino, Fabio Dos Santos"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1578"]
[BlackElo "1841"]
[PlyCount "9"]
[EventDate "2023.11.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. Nc3 c6 4. e3 d5 5. a3 0-1

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2023.11.02"]
[Round "2"]
[White "Da Silva, Marcelo Batista"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "1800"]
[BlackElo "1578"]
[PlyCount "51"]
[EventDate "2023.11.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Nc6 4. Bc4 Bg7 5. 0-0 e6 6. Re1 Nge7 7. d4 cxd4 8. cxd4 0-0 9. d5 Ne5 10. Bb3 b6 11. Nc3 Bb7 12. Bg5 h6 13. Bh4 g5 14. Bg3 N7g6 15. h3 Rc8 16. Nb5 Nxf3+ 17. Qxf3 Be5 18. Qh5 Bxg3 19. fxg3 Kg7 20. Nd6 Rc7 21. Nxb7 Rxb7 22. e5 exd5 23. Bxd5 Rc7 24. Rad1 Qe7 25. Qe2 Qb4 26. Qd2 1/2-1/2

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2022.10.26"]
[Round "3"]
[White "Kazuhiro Shikasho, Erik"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "1895"]
[BlackElo "1683"]
[PlyCount "44"]
[EventDate "2022.10.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 d6 9. Bb3 0-0 10. h3 a6 11. f4 Rd8 12. Qf3 e6 13. Qf2 Nd7 14. Nxc6 bxc6 15. f5 exf5 16. exf5 d5 17. fxg6 fxg6 18. Rad1 Rf8 19. Qh4 Rxf1+ 20. Rxf1 Nc5 21. Nxd5 cxd5 22. Bxd5+ Be6 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2022.10.26"]
[Round "2"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Mello, Eduardo Dos Santos"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1683"]
[BlackElo "1502"]
[PlyCount "63"]
[EventDate "2022.10.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. Qd2 0-0 5. 0-0-0 d6 6. Bh6 b6 7. e4 Bb7 8. f3 Nbd7 9. h4 c5 10. d5 a6 11. h5 Ne5 12. hxg6 fxg6 13. Bxg7 Kxg7 14. Qh6+ Kf7 15. Nh3 Ke8 16. Be2 Bc8 17. Nf4 Nf7 18. Qh2 b5 19. Ne6 Bxe6 20. dxe6 Ng5 21. e5 Nh5 22. exd6 exd6 23. Rhe1 Nxe6 24. Rxd6 Qg5+ 25. Kb1 Kf7 26. Ne4 Qe7 27. g4 Nhf4 28. Qxh7+ Ng7 29. Rf6+ Ke8 30. Bxb5+ Kd8 31. Rd6+ Kc8 32. Rd7 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2022.10.25"]
[Round "1"]
[White "Fier, Alexandr"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2592"]
[BlackElo "1683"]
[PlyCount "31"]
[EventDate "2022.10.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. e5 Nc6 6. Qe3 Ng8 7. Nf3 d6 8. Bd2 Bh6 9. Qe2 Bxd2+ 10. Qxd2 dxe5 11. Qxd8+ Kxd8 12. 0-0-0+ Bd7 13. Ng5 Nh6 14. Bc4 e6 15. Nxf7+ Nxf7 16. Bxe6 1-0

[Event "BRA-ch U2000 Amateurs"]
[Site "Sao Paulo"]
[Date "2022.06.19"]
[Round "7"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Nobre, Jose Adalberto Barb"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1729"]
[BlackElo "1602"]
[PlyCount "91"]
[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. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 a6 6. Bh6 Bxh6 7. Qxh6 b5 8. Bd3 b4 9. Nce2 e5 10. dxe5 dxe5 11. Rd1 Qe7 12. h3 Bb7 13. Ng3 Nbd7 14. Nf3 Qf8 15. Qxf8+ Kxf8 16. 0-0 Kg7 17. Rfe1 Rhe8 18. Nf1 Rad8 19. Ng3 Nc5 20. Kf1 Nfd7 21. Bc4 f6 22. Bd5 Nb6 23. Bxb7 Nxb7 24. Ke2 a5 25. Rxd8 Rxd8 26. Rd1 Na4 27. Rxd8 Nxd8 28. Nd2 Nxb2 29. Ngf1 Nc6 30. Nb1 Nd4+ 31. Kd2 c5 32. Ne3 Na4 33. Nc4 Nc6 34. c3 bxc3+ 35. Nxc3 Nxc3 36. Kxc3 Kf8 37. Kb3 Ke7 38. Ka4 Kd7 39. Nxa5 Nb4 40. Nb3 Nxa2 41. Nxc5+ Ke7 42. Kb3 Nc1+ 43. Kc2 Ne2 44. Kd3 Nd4 45. Kd2 g5 46. Ke3 1/2-1/2

[Event "BRA-ch U2000 Amateurs"]
[Site "Sao Paulo"]
[Date "2022.06.18"]
[Round "6"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Caraca, Matheus Rodrigues"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1729"]
[BlackElo "1800"]
[PlyCount "76"]
[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. d4 d5 2. Bf4 Nf6 3. e3 g6 4. Nf3 Bg7 5. Be2 0-0 6. h3 b6 7. 0-0 Bb7 8. Nbd2 Nbd7 9. c4 c6 10. Rc1 Rc8 11. Qa4 a5 12. Rfe1 Re8 13. Bh2 dxc4 14. Qxc4 b5 15. Qb3 Qb6 16. Ne5 Nxe5 17. Bxe5 Nd5 18. Nf3 Bh6 19. Rc5 a4 20. Qd3 Red8 21. Bg3 Nc7 22. Bxc7 Rxc7 23. Rec1 Bf8 24. Qe4 Rd5 25. Qf4 e5 26. Nxe5 Bxc5 27. dxc5 Rxc5 28. Rxc5 Qxc5 29. Ng4 Qe7 30. Qh6 Bc8 31. Nh2 Rd7 32. Nf3 Rd5 33. Qf4 Qd6 34. Qe4 Qe6 35. Qb4 Qd6 36. Qa5 Be6 37. Nd4 Rc5 38. Qd2 Bxa2 0-1

[Event "BRA-ch U2000 Amateurs"]
[Site "Sao Paulo"]
[Date "2022.06.17"]
[Round "3"]
[White "Araujo, Barbara Ribeiro"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1475"]
[BlackElo "1729"]
[PlyCount "106"]
[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. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 d6 6. Nge2 c5 7. 0-0 Nc6 8. d3 Bd7 9. h3 a6 10. Be3 Rb8 11. a4 Qc8 12. Kh2 Qc7 13. Qd2 Nb4 14. Rab1 b5 15. b3 Rfd8 16. Rfc1 bxa4 17. Nxa4 Bc6 18. Nac3 Ba8 19. d4 Rd7 20. d5 e6 21. Na2 exd5 22. exd5 Qd8 23. Nf4 Rb6 24. Nd3 a5 25. Naxb4 axb4 26. Bg5 Ra7 27. Nb2 Rba6 28. Qd1 Bb7 29. Na4 Bc8 30. Be3 Qe7 31. Qf3 Bf5 32. Rb2 Nd7 33. Re2 Ne5 34. Qf4 Nd3 35. Qf3 Nxc1 36. Bxc1 Qd8 37. Qe3 Bd7 38. Nxc5 dxc5 39. Qxc5 Qb6 40. Qe7 Bf6 41. Qe4 Ra8 42. Be3 Qd8 43. c5 Bf5 44. Qxb4 Rb8 45. Qc4 Qa5 46. Bf4 Rb4 47. Qc1 Rxb3 48. Bh6 Qd8 49. Qc4 Raa3 50. c6 Bd3 51. Qf4 Bxe2 52. d6 Rc3 53. c7 Qc8 1-0

[Event "BRA-ch U2000 Amateurs"]
[Site "Sao Paulo"]
[Date "2022.06.17"]
[Round "4"]
[White "Fernandes, Felipe Gambini"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "1845"]
[BlackElo "1729"]
[PlyCount "49"]
[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. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Be2 0-0 7. 0-0 Ngxe5 8. Nbd2 d6 9. b3 Nxf3+ 10. Nxf3 Qf6 11. Bd2 a6 12. Qc1 Re8 13. Bc3 Ne5 14. Qb2 Nxf3+ 15. Bxf3 Qh6 16. Rfe1 Re6 17. Rad1 Qg5 18. Rd5 f5 19. e4 c6 20. Rxf5 Qe7 21. Rf4 Rg6 22. e5 Qg5 23. Bd2 Qe7 24. b4 Ba7 25. exd6 1-0

[Event "BRA-ch U2000 Amateurs"]
[Site "Sao Paulo"]
[Date "2022.06.16"]
[Round "1"]
[White "De Paiva Filho, Luiz Americo"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "E64"]
[WhiteElo "1940"]
[BlackElo "1729"]
[PlyCount "63"]
[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. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 0-0 5. d4 c5 6. d5 d6 7. Bg2 Na6 8. 0-0 Bd7 9. Qb3 Rb8 10. e4 b5 11. e5 Ne8 12. Re1 bxc4 13. Qxc4 Qb6 14. Qh4 f6 15. exd6 Nxd6 16. Rxe7 Nf5 17. Rxg7+ Kxg7 18. Qf4 Qd6 19. Qc4 Rb4 20. Qd3 Nd4 21. Nxd4 Rxd4 22. Qe2 Re8 23. Be3 Nc7 24. Qc2 Bf5 25. Qb3 Rb4 26. Qa3 Qa6 27. Bxc5 Qxa3 28. bxa3 Rc4 29. Bb4 a5 30. Bxa5 Na6 31. Rd1 Nc5 32. Bf1 1-0

[Event "BRA-ch U2000 Amateurs"]
[Site "Sao Paulo"]
[Date "2022.06.16"]
[Round "2"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Eto, Fabio Luis"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1729"]
[BlackElo "1535"]
[PlyCount "43"]
[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. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. c4 e6 5. Nc3 Bb4 6. Qb3 Nc6 7. a3 Bxc3+ 8. bxc3 Na5 9. Qb4 c6 10. Nf3 dxc4 11. Bxc4 Nxc4 12. Qxc4 Nd5 13. Qc5 Qb6 14. Qxb6 axb6 15. Kd2 Ke7 16. c4 Nxf4 17. exf4 Ra4 18. Rhc1 Rd8 19. Kc3 h6 20. h3 Be4 21. Ne1 b5 22. c5 0-1

[Event "BRA-ch 87th"]
[Site "Cuiaba"]
[Date "2021.11.04"]
[Round "11"]
[White "Rodrigues, Julliano de Araujo"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "0-1"]
[ECO "B36"]
[WhiteElo "1917"]
[BlackElo "1722"]
[PlyCount "51"]
[EventDate "2021.10.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[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. 0-0 0-0 10. f3 Be6 11. Be3 Nd5 12. Qd2 Nxc3 13. bxc3 Qa5 14. Bd4 Bxd4+ 15. Qxd4 Rac8 16. Rab1 Qa6 17. Rb5 Qc6 18. Rfb1 b6 19. R1b4 Rc7 20. a4 Rfc8 21. Kf2 Qa8 22. a5 bxa5 23. Rxa5 Rc5 24. Rba4 R8c7 25. Ke3 Bd7 26. Ra3 0-1

[Event "BRA-ch 87th"]
[Site "Cuiaba"]
[Date "2021.11.03"]
[Round "10"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Serafim, Paulo Rogerio"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1722"]
[BlackElo "1441"]
[PlyCount "51"]
[EventDate "2021.10.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. c3 Qb6 5. Qc1 Nc6 6. Nf3 cxd4 7. exd4 d5 8. Nbd2 Bd7 9. Bd3 Rc8 10. Nb3 Be7 11. Qd1 Na5 12. 0-0 Ba4 13. Bc2 Nc4 14. Rb1 Nh5 15. Be5 f6 16. Ng5 g6 17. Nxh7 fxe5 18. Bxg6+ Kd7 19. Qxh5 Bxb3 20. axb3 Nd2 21. Qxe5 Nxb1 22. Rxb1 Qxb3 23. Re1 Qb6 24. Bf5 Rce8 25. Bxe6+ Qxe6 26. Qxe6+ 1-0

[Event "BRA-ch 87th"]
[Site "Cuiaba"]
[Date "2021.11.02"]
[Round "9"]
[White "Cabral Teske, Luiz Fernando"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "1894"]
[BlackElo "1722"]
[PlyCount "101"]
[EventDate "2021.10.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Nb3 Nf6 7. g4 d6 8. Be2 Be6 9. g5 Nd7 10. Be3 Nb6 11. h4 d5 12. Nd4 dxe4 13. Nxe6 Bxc3+ 14. bxc3 fxe6 15. Qxd8+ Rxd8 16. Bxb6 axb6 17. Rb1 Ra8 18. Bc4 Kf7 19. Rxb6 Rhd8 20. Ke2 Rd6 21. Rb2 Ne5 22. Bb3 Rad8 23. Rg1 b5 24. Rbb1 Nf3 25. Rg4 Nd2 26. Rd1 Nxb3 27. Rxd6 exd6 28. cxb3 d5 29. Rg1 e5 30. Ke3 Ke6 31. c4 bxc4 32. bxc4 dxc4 33. Rc1 Rd4 34. a4 Kd5 35. a5 Rd3+ 36. Ke2 Kd4 37. Ra1 Rb3 38. a6 Rb8 39. a7 Ra8 40. Kd2 c3+ 41. Kc2 Kd5 42. Kxc3 Ke6 43. Kd2 Kf5 44. Ke3 Kg4 45. Kxe4 Kxh4 46. f4 exf4 47. Kxf4 Rf8+ 48. Ke5 Ra8 49. Kf6 Rf8+ 50. Kg7 Ra8 51. Ra5 1-0

[Event "BRA-ch 87th"]
[Site "Cuiaba"]
[Date "2021.11.02"]
[Round "8"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Viana Monteiro, Paulo Vitor"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1722"]
[PlyCount "63"]
[EventDate "2021.10.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 Nc6 4. Nf3 Bg4 5. h3 Bxf3 6. Qxf3 e6 7. c3 Bd6 8. Nd2 Bxf4 9. exf4 Qd6 10. Bd3 0-0-0 11. a4 g6 12. b4 Nh5 13. g3 f5 14. Nb3 Nf6 15. b5 Nb8 16. a5 Ne4 17. Bxe4 dxe4 18. Qe3 Nd7 19. 0-0 Qd5 20. Rfb1 Qc4 21. d5 Kb8 22. dxe6 Qxe6 23. Nd4 Qc4 24. a6 Rc8 25. axb7 Kxb7 26. Rxa7+ Kb6 27. Ra6+ Kb7 28. Ra7+ Kb6 29. Nb3+ Nc5 30. Ra6+ Kxb5 31. Nd2+ Kxa6 32. Nxc4 1-0

[Event "BRA-ch 87th"]
[Site "Cuiaba"]
[Date "2021.11.01"]
[Round "7"]
[White "Okamura, Milton Kasuo"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "1937"]
[BlackElo "1722"]
[PlyCount "85"]
[EventDate "2021.10.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 exd4 8. Nxd4 Re8 9. f3 Bd7 10. Be3 Nc6 11. Qd2 a6 12. Nc2 Qe7 13. Bg5 Qf8 14. Rac1 h6 15. Be3 Rad8 16. Nd5 Nxd5 17. cxd5 Nb8 18. Nd4 c6 19. dxc6 Nxc6 20. Nxc6 Bxc6 21. Bb6 Rd7 22. Bc4 Qe7 23. Rfd1 Qh4 24. Bf2 Qe7 25. Qb4 b5 26. Bd5 Ba8 27. b3 Bxd5 28. Rxd5 Qd8 29. Qd2 Re5 30. Rc6 Rxd5 31. Qxd5 Qf6 32. Qd1 Qa1 33. Qxa1 Bxa1 34. Be3 Bg7 35. Rxa6 d5 36. Ra8+ Kh7 37. Ra7 Rxa7 38. Bxa7 dxe4 39. fxe4 Be5 40. a4 bxa4 41. bxa4 Kg7 42. Bb6 Kf8 43. a5 1-0

[Event "BRA-ch 87th"]
[Site "Cuiaba"]
[Date "2021.10.31"]
[Round "5"]
[White "Azevedo Junior, Joao Nunes"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "1919"]
[BlackElo "1722"]
[PlyCount "63"]
[EventDate "2021.10.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Nc3 Bg7 4. g3 Nc6 5. Bb5 d6 6. Bxc6+ bxc6 7. h3 Nf6 8. d3 Rb8 9. Rb1 Nd7 10. Bd2 0-0 11. Qc1 Ne5 12. Nxe5 Bxe5 13. Bh6 Re8 14. f4 Bg7 15. Bxg7 Kxg7 16. Kf2 f5 17. Kg2 e5 18. Rf1 Be6 19. fxe5 dxe5 20. Qe3 Qd4 21. Qxd4 cxd4 22. Na4 fxe4 23. dxe4 Bxa2 24. Ra1 Bc4 25. Rf2 Rf8 26. Rd2 Rf7 27. b3 Be6 28. Nc5 Bc8 29. Ra5 Rb5 30. b4 Rxa5 31. bxa5 Kf8 32. Nd3 1/2-1/2

[Event "BRA-ch 87th"]
[Site "Cuiaba"]
[Date "2021.10.31"]
[Round "6"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Gazineu Neto, Rubens"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1722"]
[BlackElo "1931"]
[PlyCount "98"]
[EventDate "2021.10.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 c5 5. c3 Nc6 6. Ngf3 Bd6 7. Ne5 Qc7 8. Ndf3 0-0 9. Bd3 b6 10. Nxc6 Qxc6 11. Bxd6 Qxd6 12. 0-0 a5 13. Ne5 Ba6 14. f4 Bxd3 15. Qxd3 Ne4 16. Rf3 f6 17. Ng4 Rad8 18. Raf1 Qd7 19. Nf2 f5 20. Rh3 Nd6 21. Qe2 g6 22. Nd3 Qb5 23. Qc2 Nf7 24. Ne5 Nxe5 25. fxe5 Rc8 26. Rhf3 Qc4 27. b3 Qa6 28. c4 dxc4 29. bxc4 cxd4 30. exd4 Qxc4 31. Qb2 Rc6 32. Rb3 Rb8 33. Rb5 Qa4 34. Rc5 Rbc8 35. Rxc6 Rxc6 36. Rb1 Kg7 37. h3 Qc4 38. Kh2 Qd5 39. Qb5 Qe4 40. Re1 Qd5 41. Qxd5 exd5 42. Kg3 Kf7 43. Kf4 Ke6 44. Rb1 h6 45. g4 g5+ 46. Kg3 f4+ 47. Kf3 Kd7 48. Rb5 Rc3+ 49. Kg2 Kc6 0-1

[Event "BRA-ch 87th"]
[Site "Cuiaba"]
[Date "2021.10.30"]
[Round "4"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Pontes, Felipe Tenorio"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "1722"]
[PlyCount "83"]
[EventDate "2021.10.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. Nf3 b6 5. c3 Bb7 6. Nbd2 Be7 7. Bd3 Nh5 8. Bg3 0-0 9. Bxb8 Rxb8 10. 0-0 g6 11. Re1 Qc7 12. Rc1 Rfc8 13. h3 Qd8 14. Bf1 Qf8 15. Bb5 d6 16. a3 Qh6 17. Qe2 Nf6 18. Ba6 Bxa6 19. Qxa6 Rc7 20. Qe2 Nd5 21. c4 Nf6 22. e4 cxd4 23. Nxd4 Rc5 24. N4f3 Nh5 25. b4 Nf4 26. Qf1 Rh5 27. e5 Rd8 28. Ne4 dxe5 29. Rcd1 Rxd1 30. Rxd1 Rf5 31. Nh2 Qh4 32. f3 Nh5 33. Qf2 Qf4 34. c5 Bh4 35. Qd2 bxc5 36. bxc5 Qxd2 37. Rxd2 Be1 38. Rd8+ Kg7 39. g4 Bh4 40. Rd7 Rf4 41. gxh5 gxh5 42. c6 1-0

[Event "BRA-ch 87th"]
[Site "Cuiaba"]
[Date "2021.10.29"]
[Round "3"]
[White "Paludo, Nicolas Luis Escara"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1/2-1/2"]
[ECO "B72"]
[WhiteElo "1821"]
[BlackElo "1722"]
[PlyCount "71"]
[EventDate "2021.10.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Nc3 Bg7 7. Be3 d6 8. Be2 Nf6 9. Qd2 0-0 10. Bh6 Rb8 11. Bxg7 Kxg7 12. Rb1 Qa5 13. 0-0 Ba6 14. Bxa6 Qxa6 15. Qd3 Qb6 16. Kh1 Ng4 17. Qg3 Ne5 18. Ne2 Qc5 19. f4 Qxc2 20. fxe5 Qxe2 21. exd6 exd6 22. Qxd6 Qxe4 23. Rbe1 Qd5 24. Qf6+ Kg8 25. a3 Rfe8 26. Rd1 Qe6 27. Qxe6 Rxe6 28. Rf2 Rbe8 29. g3 Re1+ 30. Rxe1 Rxe1+ 31. Kg2 Kf8 32. Rc2 Re6 33. Kf3 Ke7 34. Rc5 Kd6 35. b4 Re5 36. Rc4 1/2-1/2

[Event "BRA-ch 87th"]
[Site "Cuiaba"]
[Date "2021.10.29"]
[Round "2"]
[White "Vargas, Roberto Carlos Melg"]
[Black "De Medeiros, Fabricio Paula Ucho"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1722"]
[PlyCount "30"]
[EventDate "2021.10.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nc6 3. e3 Bf5 4. c4 Qd7 5. Nc3 0-0-0 6. cxd5 Nb4 7. e4 Bxe4 8. Nxe4 Nxd5 9. Nc5 Qc6 10. Bg3 e5 11. Qa4 Qb6 12. 0-0-0 Bxc5 13. dxc5 Qxc5+ 14. Qc2 Qxc2+ 15. Kxc2 Nb4+ 1/2-1/2

[Event "BRA-ch 87th"]
[Site "Cuiaba"]
[Date "2021.10.28"]
[Round "1"]
[White "Jordao Barbosa, Marcio Ferre"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2183"]
[BlackElo "1722"]
[PlyCount "41"]
[EventDate "2021.10.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 0-0 9. Bb3 d6 10. h3 a6 11. Qe1 Bd7 12. Rd1 Qc7 13. f4 b5 14. Qh4 e6 15. f5 b4 16. fxe6 bxc3 17. exd7 Nxd7 18. Nxc6 Qxc6 19. Bd5 Qc7 20. Bxa8 Rxa8 21. Qe7 1-0

[Event "Cuiaba Mato Grosso-ch"]
[Site "Cuiaba"]
[Date "2019.12.08"]
[Round "6"]
[White "Dos Santos, Narlys Ana Calente"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1738"]
[BlackElo "1742"]
[PlyCount "99"]
[EventDate "2019.12.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Nf6 6. Be3 e5 7. Nf3 b5 8. a3 Ng4 9. Qd2 Nxe3 10. Qxe3 Bb7 11. Bd3 Be7 12. 0-0 0-0 13. Nd5 Bxd5 14. exd5 Nd7 15. h3 f5 16. Nh2 Bg5 17. Qe2 e4 18. Bxe4 fxe4 19. Qxe4 Nc5 20. Qd4 Bf6 21. Qb4 Qc7 22. Ng4 Qf7 23. Ne3 Qg6 24. Rad1 Rac8 25. Qg4 Qxg4 26. Nxg4 Bxb2 27. Rde1 Rce8 28. Rxe8 Rxe8 29. Rb1 Bc3 30. f3 Re2 31. Rc1 Bb2 32. Rb1 Bd4+ 33. Kf1 Rxc2 34. Rd1 Bb2 35. Ne3 Rc1 36. Rxc1 Bxc1 37. Ke2 Bxa3 38. Nc2 Bb2 39. Kd2 Kf7 40. g4 a5 41. Ne3 a4 42. Kc2 Bd4 43. h4 a3 44. Kb1 Na4 45. Nc2 Nc3+ 46. Kc1 Nxd5 47. Nxa3 b4 48. Nc4 Ke6 49. Nxd6 Kxd6 50. g5 0-1

[Event "Cuiaba Mato Grosso-ch"]
[Site "Cuiaba"]
[Date "2019.12.07"]
[Round "2"]
[White "Griebeler, Edgar Henrique"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B34"]
[BlackElo "1742"]
[PlyCount "41"]
[EventDate "2019.12.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 a6 7. Nxc6 bxc6 8. Bc4 e6 9. 0-0 Ne7 10. Bd4 0-0 11. Bxg7 Kxg7 12. Qd4+ Kg8 13. e5 Nf5 14. Qf4 Rb8 15. g3 Qa5 16. Ne4 Kg7 17. g4 Nd4 18. Bd3 Qd8 19. c3 Nb5 20. g5 Bb7 21. Qh4 1-0

[Event "Cuiaba Mato Grosso-ch"]
[Site "Cuiaba"]
[Date "2019.12.07"]
[Round "4"]
[White "Luz, Dhimitry da Silva"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "1742"]
[PlyCount "48"]
[EventDate "2019.12.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d3 Nc6 4. Be3 g6 5. Nc3 Bg7 6. Rb1 e6 7. g3 Nge7 8. Bg2 0-0 9. 0-0 Qa5 10. Bd2 Qc7 11. Nb5 Qd8 12. Bf4 e5 13. Bg5 h6 14. Bxe7 Qxe7 15. b4 cxb4 16. Rxb4 Nxb4 17. Qb1 Nc6 18. Nd2 Be6 19. Nc4 Bxc4 20. dxc4 Rac8 21. Rd1 Nd4 22. Nxd4 exd4 23. e5 dxe5 24. Bxb7 Rb8 0-1

[Event "Cuiaba Mato Grosso-ch"]
[Site "Cuiaba"]
[Date "2019.12.07"]
[Round "3"]
[White "Vargas, Roberto Carlos Melg"]
[Black "De Sousa, Tainara"]
[Result "1-0"]
[ECO "C27"]
[WhiteElo "1742"]
[PlyCount "72"]
[EventDate "2019.12.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. Bc4 c6 4. d3 Bb4 5. Nf3 Qe7 6. 0-0 Bxc3 7. bxc3 d5 8. exd5 cxd5 9. Bb5+ Nbd7 10. Nxe5 0-0 11. Nxd7 Bxd7 12. Bxd7 Nxd7 13. Re1 Qc5 14. Bd2 d4 15. cxd4 Qxd4 16. Re4 Qd5 17. Qe2 Nf6 18. Re5 Qd4 19. g3 Qg4 20. f3 Qg6 21. Re1 h6 22. Re7 b6 23. d4 Qxc2 24. Bc1 Qc3 25. Bb2 Qa5 26. h3 Qxa2 27. Ra1 Qb3 28. Raxa7 Rxa7 29. Rxa7 g5 30. Ra3 Re8 31. Qxe8+ Nxe8 32. Rxb3 Nd6 33. Rxb6 Nc4 34. Rb8+ Kh7 35. d5 Kg6 36. g4 f5 1-0

[Event "Cuiaba Mato Grosso-ch"]
[Site "Cuiaba"]
[Date "2019.12.06"]
[Round "1"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Bedin, Michael Vinicius Bu"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "1742"]
[PlyCount "95"]
[EventDate "2019.12.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 Qb6 8. dxc5 Bxc5 9. Qe2 f6 10. exf6 Nxf6 11. 0-0 0-0 12. Nb3 Bd6 13. Be3 Qc7 14. Nbd4 a6 15. h3 e5 16. Nxc6 bxc6 17. Bc2 e4 18. Nh4 a5 19. Rac1 Ba6 20. Qd1 Bxf1 21. Kxf1 Bf4 22. Qe2 Qe5 23. g4 g6 24. Ba4 Rac8 25. Rd1 Bxe3 26. Qxe3 Nxg4 27. hxg4 Qh2 28. Nf5 gxf5 29. Qg5+ Kh8 30. gxf5 Qh1+ 31. Ke2 Qf3+ 32. Kd2 Rxf5 33. Qe7 Qxf2+ 34. Kc1 Qe3+ 35. Kb1 Rcf8 36. a3 Qg5 37. Qc5 Qf6 38. Ka2 Rf1 39. Rxf1 Qxf1 40. Bxc6 Qc4+ 41. Qxc4 dxc4 42. Bxe4 Rf4 43. Bc6 h5 44. a4 Kg7 45. b4 cxb3+ 46. Kxb3 Kf6 47. c4 Ke5 48. Bd5 0-1

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2019.06.02"]
[Round "6"]
[White "Deus Filho, Joaquim"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1928"]
[BlackElo "1766"]
[PlyCount "99"]
[EventDate "2019.05.31"]
[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. Nc3 Nc6 3. f4 d6 4. Bb5 e6 5. Nf3 Nge7 6. 0-0 a6 7. Bxc6+ Nxc6 8. d3 g6 9. Bd2 Bg7 10. Qe1 0-0 11. g4 b5 12. f5 Nd4 13. Nxd4 Bxd4+ 14. Kh1 Bb7 15. Bh6 b4 16. Bxf8 Qxf8 17. Ne2 Be5 18. Qh4 exf5 19. gxf5 d5 20. f6 dxe4 21. dxe4 Re8 22. Rae1 Bxb2 23. Ng3 Re6 24. Rd1 Bd4 25. Rf4 Be5 26. Rd7 Bc6 27. Rd3 c4 28. Rd1 Bxf4 29. Qxf4 Re8 30. h4 Qc5 31. Qh6 Qf8 32. Qe3 Rd8 33. Rd4 Rxd4 34. Qxd4 Bb5 35. Kg2 h5 36. Qd5 Qb8 37. Qg5 Kh7 38. Kf2 Qf8 39. Qd5 Qe8 40. Ke3 Qe6 41. Qxe6 fxe6 42. Kd4 Kg8 43. Kc5 b3 44. axb3 cxb3 45. cxb3 Kf7 46. e5 Bd3 47. Kd4 Bc2 48. b4 Bd1 49. Ne4 Be2 50. Ng5+ 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2019.06.02"]
[Round "5"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Da Luz, Eylieser Fonseca"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1766"]
[PlyCount "56"]
[EventDate "2019.05.31"]
[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. d4 e6 3. Nf3 Nc6 4. Bc4 d5 5. exd5 exd5 6. Qe2+ Be7 7. Bb5 Bd7 8. dxc5 a6 9. Bxc6 Bxc6 10. 0-0 Bb5 11. Qe5 Nf6 12. Re1 0-0 13. Qxe7 Qxe7 14. Rxe7 Rfe8 15. Rxe8+ Rxe8 16. Nc3 Be2 17. Be3 Bxf3 18. gxf3 Rd8 19. Bg5 h6 20. Bxf6 gxf6 21. Rd1 d4 22. Ne4 Kg7 23. Nd6 Rd7 24. Rxd4 Kg6 25. Rg4+ Kh7 26. Kf1 h5 27. Re4 Kg6 28. h4 Rc7 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2019.06.01"]
[Round "4"]
[White "Rothebarth, Ana Vitoria de Paul"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "1997"]
[BlackElo "1766"]
[PlyCount "31"]
[EventDate "2019.05.31"]
[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. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Qe2 Qc7 7. c3 g6 8. d4 cxd4 9. cxd4 Bg7 10. e5 dxe5 11. dxe5 Ng4 12. e6 Nde5 13. Nxe5 Nxe5 14. Nc3 Qc4 15. exf7+ Qxf7 16. Qb5+ 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2019.05.31"]
[Round "1.53"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Camargo, Victor Silva"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1766"]
[PlyCount "11"]
[EventDate "2019.05.31"]
[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 e6 2. d4 d5 3. exd5 exd5 4. c4 c5 5. cxd5 cxd4 6. Be3 1-0

[Event "Cuiaba Master 10th"]
[Site "Cuiaba"]
[Date "2019.03.04"]
[Round "5.7"]
[White "Avelhaneda, Thiago Stuch"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "1800"]
[BlackElo "1786"]
[PlyCount "49"]
[EventDate "2019.03.02"]
[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 d6 3. Bc4 Nc6 4. Nc3 Nf6 5. d4 cxd4 6. Nxd4 g6 7. 0-0 Bg7 8. Re1 0-0 9. Nf3 a6 10. Bg5 b5 11. Bf1 Bb7 12. Rb1 Qa5 13. a3 Rac8 14. Nd5 Qd8 15. c4 bxc4 16. Bxc4 e6 17. Nxf6+ Bxf6 18. Bxf6 Qxf6 19. Qxd6 Rfd8 20. Qg3 Nd4 21. Nxd4 Qxd4 22. b3 Bxe4 23. Rbc1 Qb2 24. Qc3 Qxc3 25. Rxc3 1/2-1/2

[Event "Cuiaba Master 10th"]
[Site "Cuiaba"]
[Date "2019.03.04"]
[Round "6.9"]
[White "Vargas, Roberto Carlos Melg"]
[Black "De Souza, Robson Luiz"]
[Result "0-1"]
[ECO "B96"]
[WhiteElo "1786"]
[BlackElo "1899"]
[PlyCount "70"]
[EventDate "2019.03.02"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qc7 8. Bxf6 gxf6 9. Qf3 Nd7 10. 0-0-0 Nb6 11. Kb1 h5 12. Bd3 Bd7 13. Rhe1 0-0-0 14. Bf1 Kb8 15. Qf2 Rc8 16. Nf3 Na4 17. Nxa4 Bxa4 18. b3 Bc6 19. Nd4 Bd7 20. Re2 d5 21. exd5 Ba3 22. Qe3 exd5 23. g3 Bg4 24. Nf3 Qc3 25. Qxc3 Rxc3 26. Nd4 Bxe2 27. Bxe2 h4 28. Bd3 hxg3 29. Ne2 gxh2 30. Rh1 Rcc8 31. Ng3 Rcg8 32. Ne2 Rg2 33. c3 Re8 34. Re1 Rexe2 35. Bxe2 Rg1 0-1

[Event "Cuiaba Master 10th"]
[Site "Cuiaba"]
[Date "2019.03.03"]
[Round "4.7"]
[White "Silva, Luis Henrique"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "D94"]
[BlackElo "1786"]
[PlyCount "29"]
[EventDate "2019.03.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 g6 3. Nf3 Bg7 4. e3 d5 5. Nc3 0-0 6. cxd5 Nxd5 7. Bc4 Nxc3 8. bxc3 c5 9. 0-0 Nc6 10. a3 Qa5 11. Bb2 b5 12. Bd5 Bb7 13. Nd2 cxd4 14. cxd4 e6 15. Bf3 1-0

[Event "Cuiaba Master 10th"]
[Site "Cuiaba"]
[Date "2019.03.02"]
[Round "2.1"]
[White "Bandeira, Tarciano Elias"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2097"]
[BlackElo "1786"]
[PlyCount "33"]
[EventDate "2019.03.02"]
[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. b4 e6 3. bxc5 Bxc5 4. d4 Bb4+ 5. c3 Ba5 6. Nf3 Nf6 7. Bd3 0-0 8. 0-0 Nc6 9. Bg5 h6 10. Bh4 g5 11. Nxg5 hxg5 12. Bxg5 Bc7 13. f4 d6 14. e5 dxe5 15. fxe5 Bxe5 16. dxe5 Qb6+ 17. Kh1 1-0

[Event "Cuiaba Master 10th"]
[Site "Cuiaba"]
[Date "2019.03.02"]
[Round "1.10"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Franco Filho, Sinvaldo Barreiros"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1786"]
[PlyCount "57"]
[EventDate "2019.03.02"]
[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 e6 2. d4 d5 3. exd5 exd5 4. Bb5+ c6 5. Bd3 Nf6 6. Nf3 Bd6 7. 0-0 0-0 8. h3 h6 9. Nbd2 Be6 10. Re1 Nbd7 11. Nf1 Qc7 12. b3 Rfe8 13. Bb2 a5 14. a4 Rab8 15. Ne5 c5 16. Nxd7 Bxd7 17. dxc5 Rxe1 18. cxd6 Qxd6 19. Qxe1 b6 20. Qe5 Qf8 21. Qc7 Be6 22. Bxf6 gxf6 23. Qg3+ Kh8 24. Qf4 Rc8 25. Qxf6+ Kg8 26. Re1 Rc6 27. Re3 Qc8 28. Rg3+ Kf8 29. Bh7 1-0

[Event "Cuiaba Master 10th"]
[Site "Cuiaba"]
[Date "2019.03.02"]
[Round "3.8"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Frazao, Heloisa Santos"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1786"]
[PlyCount "67"]
[EventDate "2019.03.02"]
[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 e6 2. d4 d5 3. exd5 exd5 4. Bb5+ c6 5. Bd3 Nf6 6. Nf3 Be7 7. 0-0 0-0 8. Nbd2 b6 9. b3 Bb7 10. Bb2 Nbd7 11. Re1 Re8 12. Nf1 h6 13. Ng3 Bd6 14. Nf5 Qc7 15. Nxd6 Qxd6 16. Ne5 Re7 17. Qd2 Rae8 18. h3 b5 19. a4 a6 20. axb5 axb5 21. Ra7 Qc7 22. Rea1 c5 23. Bxb5 Qb6 24. Bxd7 Nxd7 25. Nxd7 Rxd7 26. dxc5 Qxc5 27. Bd4 Qc6 28. Qd3 f6 29. Qc3 Ree7 30. Qxc6 Bxc6 31. Rxd7 Rxd7 32. c3 Bb5 33. Ra8+ Kf7 34. Ra7 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2017.07.30"]
[Round "5"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Nunes, Marcela Andreia Dia"]
[Result "0-1"]
[ECO "B77"]
[WhiteElo "1819"]
[BlackElo "1545"]
[PlyCount "76"]
[EventDate "2017.07.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 d6 7. Bc4 Nf6 8. f3 0-0 9. Qd2 Nxd4 10. Bxd4 Nd7 11. Bxg7 Kxg7 12. 0-0-0 Qa5 13. Kb1 a6 14. h4 h5 15. g4 Rh8 16. gxh5 Rxh5 17. Rdg1 Nf6 18. Rg5 b5 19. Rxh5 Nxh5 20. Bb3 Bb7 21. Qg5 Qc7 22. Nd5 Bxd5 23. Qxd5 Rf8 24. Rg1 Qc5 25. Qd1 Qe3 26. c3 Rh8 27. Qd4+ Qxd4 28. cxd4 Nf6 29. e5 dxe5 30. dxe5 Nd7 31. e6 fxe6 32. Bxe6 Ne5 33. f4 Nf3 34. Rg3 Nxh4 35. f5 Kf6 36. fxg6 Kxe6 37. g7 Rg8 38. Rh3 Ng6 0-1

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2017.07.29"]
[Round "4"]
[White "Cunha, Hudson Nogueira"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1800"]
[BlackElo "1819"]
[PlyCount "42"]
[EventDate "2017.07.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Bc4 Nc6 8. f3 0-0 9. Qd2 Bd7 10. 0-0-0 Rb8 11. Bh6 Bxh6 12. Qxh6 Na5 13. Bb3 Nxb3+ 14. Nxb3 b5 15. h4 b4 16. Nd5 Nxd5 17. Rxd5 Be6 18. h5 f6 19. hxg6 Rf7 20. gxf7+ Bxf7 21. Qxh7+ Kf8 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2017.07.29"]
[Round "3"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Morais Nunes, Gustavo"]
[Result "1/2-1/2"]
[ECO "B78"]
[WhiteElo "1819"]
[PlyCount "77"]
[EventDate "2017.07.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[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 Ne5 10. Bb3 Bd7 11. 0-0-0 Qa5 12. Bh6 Rfc8 13. Bxg7 Kxg7 14. Kb1 Rxc3 15. Qxc3 Qxc3 16. bxc3 Rc8 17. Kb2 b5 18. h4 a5 19. a3 Nc4+ 20. Bxc4 Rxc4 21. Ne2 Be8 22. Rd4 Rc7 23. Ra1 Nd7 24. Rdd1 Nc5 25. Kc1 Na4 26. Rd4 Nxc3 27. Nxc3 Rxc3 28. Rd3 Rc7 29. Kd2 Bd7 30. Rc3 Rb7 31. Rb3 Be6 32. Rb2 a4 33. Rb4 Bc4 34. Re1 Rc7 35. Rb2 Rc5 36. f4 h5 37. Rbb1 Ba2 38. Rbc1 Bc4 39. Re3 1/2-1/2

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2017.07.28"]
[Round "2"]
[White "Figueiredo Assad, Leonardo Vaz De"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "A48"]
[BlackElo "1819"]
[PlyCount "71"]
[EventDate "2017.07.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Be2 d6 6. h3 Nd5 7. Bh2 c5 8. c3 cxd4 9. exd4 Qb6 10. Qb3 Qxb3 11. axb3 Be6 12. Nbd2 Nf6 13. 0-0 Nbd7 14. Nc4 b5 15. Na5 a6 16. b4 Nb6 17. Bd3 Rfc8 18. Bf4 Na4 19. Rfb1 Nd5 20. Bd2 Nab6 21. Be4 f5 22. Bd3 Nf6 23. Re1 Bd5 24. Bg5 Kf7 25. Bxf6 Bxf6 26. Re2 Ra7 27. Bc2 Bc4 28. Nxc4 Nxc4 29. Bb3 Rca8 30. Bxc4+ bxc4 31. Ra5 Rb8 32. Nd2 Rb5 33. Nxc4 Rxa5 34. bxa5 e5 35. dxe5 dxe5 36. Nxe5+ 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2015.08.02"]
[Round "5"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Ramirez, Jorge Guillermo"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "1809"]
[BlackElo "1452"]
[PlyCount "77"]
[EventDate "2015.07.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Qd2 0-0 8. f3 a6 9. 0-0-0 Nxd4 10. Bxd4 d6 11. Bc4 b5 12. Bb3 Bd7 13. Nd5 Nxd5 14. Bxg7 Kxg7 15. Bxd5 Rc8 16. h4 Qc7 17. h5 Rh8 18. hxg6 hxg6 19. Kb1 a5 20. c3 b4 21. cxb4 axb4 22. Rc1 Rxh1 23. Rxh1 e6 24. Bb3 Rh8 25. Rxh8 Kxh8 26. Qxb4 Qc5 27. Qxc5 dxc5 28. Bc4 Kh7 29. Kc1 Kh6 30. Kd2 Kg5 31. Ke3 f5 32. exf5 exf5 33. g3 Bc6 34. a3 Kf6 35. b4 cxb4 36. axb4 Ke5 37. f4+ Kd6 38. Kd4 Be4 39. Bf7 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2015.08.02"]
[Round "6"]
[White "Vasconcelos, Danilo Nunes"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1969"]
[BlackElo "1809"]
[PlyCount "43"]
[EventDate "2015.07.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 Nf6 5. Bd3 dxc3 6. Nxc3 e6 7. 0-0 Be7 8. Qd2 0-0 9. Rd1 a6 10. e5 Nd5 11. Ne4 dxe5 12. Nxe5 Nd7 13. Nf3 Re8 14. a4 g6 15. Neg5 Bf6 16. h4 Bg7 17. h5 Qe7 18. a5 Nc5 19. Bc4 Bd7 20. Ra3 Bc6 21. hxg6 hxg6 22. Ne4 1/2-1/2

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2015.08.01"]
[Round "4"]
[White "Dornelles, Marcio Neron Camarg"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "1987"]
[BlackElo "1809"]
[PlyCount "35"]
[EventDate "2015.07.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 c5 7. d5 Nbd7 8. 0-0 Nh5 9. Be3 f5 10. exf5 gxf5 11. Ng5 Nhf6 12. Ne6 Qa5 13. Nxf8 Nxf8 14. Bd3 Ne4 15. Nxe4 fxe4 16. Bxe4 Bxb2 17. Bh6 Bxa1 18. Qxa1 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2015.08.01"]
[Round "3"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Cantarino Neto, Mario Ribeiro"]
[Result "1/2-1/2"]
[ECO "C84"]
[WhiteElo "1809"]
[BlackElo "2040"]
[PlyCount "123"]
[EventDate "2015.07.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. d3 d6 7. Re1 b5 8. Bb3 Na5 9. Nbd2 0-0 10. c3 Nxb3 11. axb3 c5 12. Nf1 h6 13. h3 Re8 14. Qc2 Bb7 15. c4 Bf8 16. Ne3 g6 17. Bd2 b4 18. Nd5 Nxd5 19. cxd5 Bg7 20. Nh2 Kh7 21. Qd1 Rf8 22. Ra2 Qd7 23. Ng4 f5 24. Ne3 f4 25. Qg4 Qxg4 26. Nxg4 h5 27. Nh2 g5 28. f3 Rae8 29. Rea1 Bc8 30. Rf1 Bh6 31. Raa1 Rg8 32. Be1 Rg6 33. Kf2 Reg8 34. Ke2 g4 35. hxg4 hxg4 36. Nxg4 Bxg4 37. fxg4 Rxg4 38. Rxa6 Rxg2+ 39. Bf2 R8g3 40. Rxd6 Re3+ 41. Kd2 Rh3 42. Ke1 Rhh2 43. Rc6 f3 44. d6 Be3 45. Bxe3 Re2+ 46. Kd1 Rxe3 47. Rc7+ Kg6 48. Rxc5 Rxd3+ 49. Kc1 Rhd2 50. Rc2 Rxc2+ 51. Kxc2 Rxd6 52. Rxf3 Rd4 53. Rg3+ Kf6 54. Rf3+ Kg5 55. Rf5+ Kg4 56. Rxe5 Kf4 57. Re8 Rxe4 58. Rxe4+ Kxe4 59. Kd2 Kd4 60. Kc2 Ke3 61. Kd1 Kd3 62. Kc1 1/2-1/2

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2015.07.31"]
[Round "2"]
[White "Tanaka, Aline dos Santos"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "0-1"]
[ECO "B87"]
[BlackElo "1809"]
[PlyCount "46"]
[EventDate "2015.07.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 b5 7. Bb3 e6 8. 0-0 Be7 9. Kh1 0-0 10. f4 b4 11. Nce2 Nxe4 12. a3 bxa3 13. bxa3 Bb7 14. Bb2 d5 15. Qe1 Nd7 16. Ng3 Bh4 17. Nde2 a5 18. Rf3 Qc7 19. Qf1 Bf6 20. Nd4 Nd2 21. Qf2 Nxf3 22. Qxf3 Qb6 23. Rd1 a4 0-1

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2015.07.31"]
[Round "1"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Delgado, Lidio Dias"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1809"]
[BlackElo "2259"]
[PlyCount "68"]
[EventDate "2015.07.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bb5+ c6 5. Bd3 Bd6 6. Nf3 Ne7 7. 0-0 0-0 8. Re1 Nd7 9. Bg5 Re8 10. Nbd2 Nf8 11. Nf1 Be6 12. Ng3 Qb6 13. Rb1 Rac8 14. Be3 f6 15. c4 dxc4 16. d5 Qa5 17. Bxh7+ Nxh7 18. dxe6 Bxg3 19. hxg3 Nd5 20. Bd4 Nf8 21. Nh4 Rxe6 22. Rxe6 Nxe6 23. Qg4 Re8 24. Qg6 Kf8 25. Nf5 Ne7 26. Nxe7 Rxe7 27. Bc3 Qg5 28. Qe4 Qd5 29. Qg4 b5 30. Rd1 Qg5 31. Qe4 c5 32. Qc6 b4 33. Bxb4 cxb4 34. Qxc4 Qc5 0-1

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2014.05.04"]
[Round "6"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Cunha, Adriano de Jesus Si"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1839"]
[BlackElo "1969"]
[PlyCount "41"]
[EventDate "2014.05.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bb5+ Nc6 5. Qe2+ Be6 6. Nf3 Bd6 7. 0-0 Nge7 8. Nbd2 a6 9. Ba4 0-0 10. c3 Ng6 11. Bc2 Re8 12. Re1 Bd7 13. Qd1 Qf6 14. Nf1 Rxe1 15. Nxe1 Re8 16. Be3 Nce7 17. Qh5 Bf5 18. Bg5 Qe6 19. Bxe7 Bg4 20. Bxg6 Bxh5 21. Bxh5 0-1

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2014.05.03"]
[Round "5"]
[White "Campos, Esevandro"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1975"]
[BlackElo "1839"]
[PlyCount "76"]
[EventDate "2014.05.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. g3 Nf6 4. d3 Nc6 5. Bg2 e6 6. 0-0 Be7 7. Re1 0-0 8. c3 Bd7 9. Nbd2 Rc8 10. Nf1 Re8 11. Ne3 Qc7 12. Nh4 d5 13. f4 dxe4 14. dxe4 Rcd8 15. Qc2 Nh5 16. Nf3 g6 17. b3 Bf6 18. e5 Bh8 19. Nc4 Bc8 20. g4 Ng7 21. Ng5 Re7 22. Be3 b6 23. Ne4 Ne8 24. g5 Ba6 25. Nf6+ Bxf6 26. gxf6 Red7 27. Nb2 Bb7 28. Rad1 Rxd1 29. Rxd1 Na5 30. Rxd8 Qxd8 31. Qd3 Qxd3 32. Nxd3 Nc7 33. c4 Kf8 34. Kf2 Ke8 35. Bf3 Kd7 36. Kg3 Ke8 37. Bd2 Kf8 38. Nb2 Kg8 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2014.05.03"]
[Round "4"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Felix, Luiza de Oliveira"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "1839"]
[BlackElo "1795"]
[PlyCount "60"]
[EventDate "2014.05.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[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 Qc7 9. 0-0-0 Nbd7 10. Kb1 h6 11. Bxf6 Bxf6 12. Qh5 Bxd4 13. Rxd4 Nf6 14. Qd1 b5 15. e5 dxe5 16. fxe5 Nd7 17. Bxb5 axb5 18. Nxb5 Qxe5 19. Nd6+ Ke7 20. Nxc8+ Rhxc8 21. Rxd7+ Ke8 22. Qd6 Qxd6 23. Rxd6 Rd8 24. Rxd8+ Rxd8 25. Kc1 Ke7 26. a4 e5 27. Rd1 Rf8 28. Kd2 Rd8+ 29. Ke2 Rxd1 30. Kxd1 f5 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2014.05.02"]
[Round "3"]
[White "Lopes, Marcelo Ferreira"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2009"]
[BlackElo "1839"]
[PlyCount "65"]
[EventDate "2014.05.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nf6 6. Qe2 Nc6 7. Rd1 e6 8. d4 cxd4 9. Nxd4 Be7 10. c4 0-0 11. Nc3 a6 12. b3 Qc7 13. Bb2 Rfe8 14. Nc2 Qa5 15. Ne3 Rac8 16. f3 Nh5 17. Na4 Qg5 18. Kh1 Qh4 19. Qe1 Qg5 20. g3 Rcd8 21. f4 Qg6 22. f5 exf5 23. exf5 Qg5 24. Qf2 Bf6 25. Nd5 Bxb2 26. Nxb2 Re5 27. Rf1 Rde8 28. Rae1 Rxe1 29. Rxe1 Rxe1+ 30. Qxe1 Qd8 31. Qd1 Kf8 32. Qxh5 Qe8 33. Qd1 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2014.05.02"]
[Round "2"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Cabral Teske, Luiz Fernando"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1839"]
[PlyCount "51"]
[EventDate "2014.05.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Bb5+ Bd7 5. Qe2 Qb6 6. Bxd7+ Nxd7 7. d4 e6 8. 0-0 Bd6 9. Nbd2 Rc8 10. c4 Qa6 11. Re1 dxc4 12. Ne4 h6 13. Bd2 Ngf6 14. a3 Nxe4 15. Qxe4 Nf6 16. Qh4 Nd5 17. Ne5 c3 18. bxc3 Nxc3 19. Qg4 Bxe5 20. Rxe5 Kf8 21. Qf3 Nd5 22. Rae1 Rc6 23. Qxd5 Rd6 24. Bb4 Ke7 25. Bxd6+ Qxd6 26. Qxb7+ 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2014.05.01"]
[Round "1"]
[White "Menna Barreto, Felipe Kubiaki"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2268"]
[BlackElo "1839"]
[PlyCount "43"]
[EventDate "2014.05.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. Bg5 0-0 6. e3 c5 7. d5 Qa5 8. Nd2 Nbd7 9. Be2 h6 10. Bh4 Re8 11. 0-0 g5 12. Bg3 Nf8 13. Qc2 Bg4 14. Bxg4 Nxg4 15. h3 Nf6 16. Bh2 Ng6 17. f4 gxf4 18. exf4 Kh7 19. Rae1 Qd8 20. Kh1 Nd7 21. f5 Be5 22. fxg6+ 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2012.10.28"]
[Round "5"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Da Silva, Marcelo Rosa"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1841"]
[BlackElo "1830"]
[PlyCount "70"]
[EventDate "2012.10.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 g6 7. Be3 Bg7 8. Bc4 Nbd7 9. Qd2 Qc7 10. Be2 b5 11. a3 Ne5 12. 0-0 Nc4 13. Bxc4 Qxc4 14. Rad1 Bb7 15. f3 0-0 16. Nde2 b4 17. axb4 Qxb4 18. Qc1 Rac8 19. Bd4 Nd7 20. Bxg7 Kxg7 21. Kh1 Ne5 22. Nd5 Bxd5 23. Rxd5 Rb8 24. b3 Rfc8 25. Qb2 Kg8 26. Qb1 Qb6 27. Rdd1 Qe3 28. Ng1 Qc3 29. Rf2 Qc5 30. Re2 Qb5 31. Qa2 Nc6 32. Qb2 a5 33. Ra1 a4 34. Rxa4 Qxa4 35. bxa4 Rxb2 0-1

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2012.10.28"]
[Round "6"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Volpato, Alzir"]
[Result "1-0"]
[ECO "C34"]
[WhiteElo "1841"]
[PlyCount "57"]
[EventDate "2012.10.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 h5 4. Bc4 d6 5. d3 g5 6. 0-0 Be6 7. Bb3 Bxb3 8. axb3 f6 9. Bd2 Nd7 10. Bc3 Ne5 11. Nbd2 Bg7 12. Nc4 Qd7 13. d4 Nxf3+ 14. Qxf3 Qg4 15. Qd3 Ne7 16. e5 dxe5 17. dxe5 0-0 18. exf6 Bxf6 19. Ne5 Bxe5 20. Bxe5 Rf5 21. Qc4+ Kh7 22. Bc3 Raf8 23. h3 Qg3 24. Rf3 Qxf3 25. gxf3 Nd5 26. Rxa7 b6 27. Qe4 Kh6 28. Qe6+ Kh7 29. Ra8 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2012.10.27"]
[Round "4"]
[White "Montufar Berrios, Lesly Viviane"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "1877"]
[BlackElo "1841"]
[PlyCount "87"]
[EventDate "2012.10.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. g3 g6 5. Bg2 Bg7 6. Rb1 0-0 7. 0-0 d6 8. a3 Rb8 9. b4 e6 10. d3 Re8 11. Nd2 Bd7 12. Nce4 Qe7 13. Nxf6+ Bxf6 14. Ne4 Bg7 15. Bb2 f5 16. Bxg7 fxe4 17. Ba1 exd3 18. exd3 Nd4 19. bxc5 dxc5 20. Rxb7 Rxb7 21. Bxb7 Ba4 22. Qxa4 Ne2+ 23. Kg2 Qxb7+ 24. f3 Rf8 25. Qb5 Qc7 26. Rf2 Rb8 27. Qa6 Rb6 28. Qa5 Nd4 29. Bxd4 cxd4 30. Re2 Kf7 31. c5 Rc6 32. Qxc7+ Rxc7 33. Rc2 Ke7 34. f4 Kd7 35. Kf3 Kc6 36. Ke4 Rd7 37. Rc4 Rd5 38. Rxd4 Rxc5 39. Rc4 Rxc4+ 40. dxc4 Kc5 41. Ke5 Kxc4 42. Kxe6 a5 43. g4 a4 44. f5 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2012.10.27"]
[Round "3"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Amaral Filho, Alfredo de Lelles"]
[Result "1/2-1/2"]
[ECO "C58"]
[WhiteElo "1841"]
[BlackElo "2504"]
[PlyCount "67"]
[EventDate "2012.10.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb3 Nxb3 7. axb3 Qxd5 8. 0-0 Bg4 9. Qe1 h6 10. Nc3 Qd4 11. Ra4 Bb4 12. Nge4 Nxe4 13. Nxe4 Bf5 14. Ng3 Bxc2 15. Rxb4 Qxb4 16. Qxe5+ Qe7 17. Qxg7 0-0-0 18. Qg4+ Kb8 19. d4 Bxb3 20. Be3 h5 21. Qf5 h4 22. Ne2 Bc4 23. Qc2 Bxe2 24. Qxe2 Rxd4 25. Ra1 Rg8 26. Rxa7 h3 27. g3 Qe4 28. f3 Rd1+ 29. Kf2 Rh1 30. fxe4 Rxh2+ 31. Kf3 Rxe2 32. Kxe2 Rxg3 33. Ra1 Rg2+ 34. Bf2 1/2-1/2

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2012.10.26"]
[Round "2"]
[White "Gattass, Allan Arriada"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "2256"]
[BlackElo "1841"]
[PlyCount "49"]
[EventDate "2012.10.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3 Bg7 7. Bg2 Nc6 8. Nxc6 bxc6 9. e5 dxe5 10. Bxc6+ Bd7 11. Bxa8 Qxa8 12. f3 0-0 13. 0-0 Rd8 14. Qe2 Bc6 15. Be3 Qb8 16. Rad1 Nd5 17. Nxd5 Bxd5 18. c4 Bc6 19. Rxd8+ Qxd8 20. Rd1 Qa5 21. b4 Qxb4 22. Rd8+ Bf8 23. Kg2 e4 24. Bh6 exf3+ 25. Kh3 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2012.10.26"]
[Round "1"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Souza, Fernanda Goncalves"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "1841"]
[PlyCount "59"]
[EventDate "2012.10.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. Nf3 Nc6 2. d4 Nf6 3. c4 e6 4. Nc3 Bd6 5. e4 e5 6. c5 Nxd4 7. cxd6 Nxf3+ 8. Qxf3 cxd6 9. Bc4 0-0 10. 0-0 b6 11. Bg5 Bb7 12. Bd5 Bxd5 13. Nxd5 Kh8 14. Nxf6 h6 15. Bh4 Rc8 16. Qf5 g6 17. Qg4 Kg7 18. Nh5+ Kh7 19. Bxd8 Rcxd8 20. Nf6+ Kg7 21. Nd5 f5 22. exf5 Rxf5 23. Rac1 Re8 24. h4 e4 25. Ne3 Rfe5 26. Qxd7+ Kf8 27. Rc7 R5e7 28. Qxd6 a5 29. Qf6+ Rf7 30. Qh8# 1-0

[Event "Cuiaba op"]
[Site "Cuiaba"]
[Date "2007.10.06"]
[Round "3"]
[White "Cubas, Jose Fernando"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B93"]
[WhiteElo "2448"]
[BlackElo "1866"]
[PlyCount "47"]
[EventDate "2007.10.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. a4 e6 8. Bd3 Nbd7 9. Nf3 Be7 10. 0-0 b6 11. Qe2 Bb7 12. Bd2 0-0 13. Rae1 Nc5 14. b4 Nxd3 15. cxd3 d5 16. e5 Bxb4 17. exf6 Bxc3 18. Bxc3 Qxc3 19. Ne5 g6 20. Qg4 h5 21. Qg5 Kh7 22. f5 exf5 23. Nxg6 fxg6 24. Re7+ 1-0

[Event "Cuiaba op"]
[Site "Cuiaba"]
[Date "2007.10.05"]
[Round "2"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Pereira, Thales Oliveira"]
[Result "1-0"]
[ECO "D40"]
[WhiteElo "1866"]
[PlyCount "8"]
[EventDate "2007.10.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 e6 4. Nc3 d5 1-0

[Event "Cuiaba op"]
[Site "Cuiaba"]
[Date "2007.10.04"]
[Round "1"]
[White "Fier, Alexandr"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "2516"]
[BlackElo "1866"]
[PlyCount "47"]
[EventDate "2007.10.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[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 b5 10. Bxf6 Bxf6 11. Bxb5+ Kf8 12. Ba4 Bb7 13. g4 Nd7 14. Bxd7 Qxd7 15. g5 Be7 16. h4 g6 17. Rhf1 f5 18. gxf6 Bxf6 19. Qh3 Ke7 20. e5 Bg7 21. exd6+ Kf7 22. f5 gxf5 23. Nxf5 exf5 24. Rxf5+ 1-0

[Event "Vitoria op 1st"]
[Site "Vitoria"]
[Date "2006.09.10"]
[Round "7"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Bayer, Biazi"]
[Result "1/2-1/2"]
[ECO "D10"]
[BlackElo "1919"]
[PlyCount "62"]
[EventDate "2006.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 114 Extra"]
[Source "ChessBase"]
[SourceDate "2006.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e5 4. cxd5 cxd5 5. e4 dxe4 6. Bb5+ Bd7 7. dxe5 Nc6 8. Qa4 a6 9. Bxc6 Bxc6 10. Qc2 Bb4 11. Nge2 Qa5 12. e6 fxe6 13. 0-0 Nf6 14. a3 Bd6 15. Qb3 Qf5 16. Nd4 Qe5 17. Qxe6+ Qxe6 18. Nxe6 Kf7 19. Nd4 Bd7 20. Re1 Rhe8 21. Bg5 Ng4 22. h3 h6 23. hxg4 hxg5 24. Nxe4 Be7 25. Rac1 Rac8 26. f3 g6 27. Red1 Red8 28. b4 Rxc1 29. Rxc1 Bxg4 30. Nb3 Be6 31. Nbc5 Bd5 1/2-1/2

[Event "Vitoria op 1st"]
[Site "Vitoria"]
[Date "2006.09.09"]
[Round "6"]
[White "Cardoso, Jose"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "1865"]
[PlyCount "68"]
[EventDate "2006.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 114 Extra"]
[Source "ChessBase"]
[SourceDate "2006.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.03"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. cxd5 exd5 5. Bg2 c6 6. 0-0 Bd6 7. d3 0-0 8. Nc3 Re8 9. a3 Bg4 10. b4 Nbd7 11. Bb2 Rc8 12. Na4 h6 13. Rc1 Qe7 14. Re1 Bb8 15. h3 Bf5 16. Nd4 Bh7 17. Nb3 Be5 18. Nbc5 Bxb2 19. Nxb2 Nxc5 20. Rxc5 b6 21. Rc3 c5 22. Qc2 c4 23. Qd2 cxd3 24. Nxd3 Ne4 25. Bxe4 dxe4 26. Nf4 Rxc3 27. Qxc3 e3 28. f3 Qd7 29. g4 Qd2 30. Qxd2 exd2 31. Rd1 g5 32. Ng2 Rxe2 33. f4 Bc2 34. Ra1 d1Q+ 0-1

[Event "Vitoria op 1st"]
[Site "Vitoria"]
[Date "2006.09.09"]
[Round "5"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Fernandes, Eduardo Pelicao"]
[Result "0-1"]
[ECO "E12"]
[BlackElo "1961"]
[PlyCount "42"]
[EventDate "2006.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 114 Extra"]
[Source "ChessBase"]
[SourceDate "2006.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.03"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. Bg5 Be7 5. e3 Bb7 6. Bd3 0-0 7. Nbd2 d6 8. Qc2 Nbd7 9. 0-0 d5 10. cxd5 exd5 11. h3 h6 12. Bf4 c5 13. dxc5 bxc5 14. b3 Qb6 15. Rac1 Rac8 16. Ne5 Bd6 17. Bf5 Nxe5 18. Bxc8 Rxc8 19. Bh2 Ba6 20. Qf5 Re8 21. Bxe5 Rxe5 0-1

[Event "Vitoria op 1st"]
[Site "Vitoria"]
[Date "2006.09.08"]
[Round "4"]
[White "De Freitas, Julio Eimard"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2030"]
[PlyCount "28"]
[EventDate "2006.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 114 Extra"]
[Source "ChessBase"]
[SourceDate "2006.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 cxd4 10. cxd4 Qa5+ 11. Qd2 Qxd2+ 12. Kxd2 0-0 13. Rab1 Rd8 14. Rhd1 Nxd4 1/2-1/2

[Event "Vitoria op 1st"]
[Site "Vitoria"]
[Date "2006.09.08"]
[Round "3"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "E61"]
[BlackElo "2370"]
[PlyCount "48"]
[EventDate "2006.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 114 Extra"]
[Source "ChessBase"]
[SourceDate "2006.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e3 0-0 5. Bd3 d6 6. Nge2 e5 7. 0-0 Nc6 8. Rb1 a5 9. a3 Nh5 10. d5 Ne7 11. e4 f5 12. f3 f4 13. b4 axb4 14. axb4 g5 15. g4 fxg3 16. Nxg3 Nf4 17. Nce2 Neg6 18. Kh1 Bh3 19. Rf2 g4 20. Nxf4 exf4 21. Nf5 g3 22. hxg3 Bxf5 23. exf5 fxg3 24. Rg2 Qh4+ 0-1

[Event "Vitoria op 1st"]
[Site "Vitoria"]
[Date "2006.09.07"]
[Round "2"]
[White "Souza, Luiz Doehnert"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2318"]
[PlyCount "54"]
[EventDate "2006.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 114 Extra"]
[Source "ChessBase"]
[SourceDate "2006.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Qc7 7. f3 Nc6 8. Qd2 Nxd4 9. Bxd4 e5 10. Be3 Be6 11. g4 d5 12. exd5 Rd8 13. Bd3 Nxd5 14. Nxd5 Bxd5 15. Qf2 Qc6 16. 0-0 Be7 17. b3 0-0 18. Rad1 e4 19. fxe4 Bxe4 20. Bc4 Qg6 21. h3 b5 22. Rxd8 Bxd8 23. Bd3 Bxd3 24. cxd3 Qxd3 25. Bc5 Qxh3 26. Bxf8 Qxg4+ 27. Kh1 Qh3+ 1/2-1/2

[Event "Vitoria op 1st"]
[Site "Vitoria"]
[Date "2006.09.07"]
[Round "1"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Osorio Machado, Jose Eustaquio"]
[Result "1-0"]
[ECO "E61"]
[BlackElo "1970"]
[PlyCount "93"]
[EventDate "2006.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 114 Extra"]
[Source "ChessBase"]
[SourceDate "2006.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.03"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 0-0 5. e3 d6 6. Bd3 Nbd7 7. 0-0 e5 8. Re1 a6 9. b3 c5 10. dxe5 dxe5 11. e4 Qe8 12. Bb2 Rb8 13. Rc1 Nh5 14. Nd5 f5 15. exf5 gxf5 16. Nxe5 Nxe5 17. Qe2 Qf7 18. Bxe5 Re8 19. Qb2 Be6 20. Bxg7 Qxg7 21. Qxg7+ Kxg7 22. Nc7 Nf4 23. Nxe8+ Rxe8 24. Bxf5 Kf6 25. Bxh7 Re7 26. Bc2 Rg7 27. g3 Bh3 28. f3 Ne6 29. Kf2 Nd4 30. Be4 Be6 31. f4 Bg4 32. Bd5 Rh7 33. h3 Rxh3 34. Rh1 b6 35. Rxh3 Bxh3 36. Rh1 Bf5 37. Rh6+ Bg6 38. Be4 Nf5 39. g4 Nxh6 40. g5+ Kf7 41. Bxg6+ Kxg6 42. gxh6 Kxh6 43. Ke3 Kg6 44. Ke4 Kf6 45. f5 b5 46. Kd5 bxc4 47. bxc4 1-0

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.10"]
[Round "9"]
[White "Orozco, Luis Jose"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "67"]
[EventDate "1999.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Nf6 5. Nc3 Bg4 6. h3 Bxf3 7. Qxf3 Nd4 8. Qd1 a6 9. a3 b5 10. Ba2 Rc8 11. 0-0 e6 12. d3 Be7 13. Be3 Qc7 14. Rc1 0-0 15. Bxd4 cxd4 16. Ne2 Qb6 17. Qe1 a5 18. Qf2 d5 19. e5 Nd7 20. Kh2 b4 21. a4 Bc5 22. g4 Rc6 23. Qh4 Qc7 24. Rf2 Ba7 25. Ng3 Nc5 26. Nh5 Nxd3 27. Qg5 f6 28. exf6 g6 29. Ng7 Qf7 30. cxd3 Rxc1 31. Nxe6 Rfc8 32. Bxd5 Kh8 33. Nd8 Qe8 34. f7 1-0

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.09"]
[Round "8"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Colmenares, Carlos"]
[Result "0-1"]
[ECO "D37"]
[PlyCount "54"]
[EventDate "1999.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Nbd7 5. e3 c5 6. Bd3 Be7 7. 0-0 0-0 8. a3 b6 9. cxd5 exd5 10. dxc5 bxc5 11. Bd2 Bb7 12. Qe2 c4 13. Bc2 Re8 14. Nd4 Bc5 15. Nf3 d4 16. Qxc4 dxc3 17. Bxc3 Rc8 18. Qh4 h6 19. Rfd1 Qb6 20. Qg3 Nf8 21. Nh4 Be4 22. Bxe4 Rxe4 23. Nf5 Ng6 24. Rac1 Rce8 25. Nd6 Bxd6 26. Rxd6 Nh5 27. Rxb6 Nxg3 0-1

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.08"]
[Round "7"]
[White "Munoz, Alvaro"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "0-1"]
[ECO "A01"]
[PlyCount "60"]
[EventDate "1999.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e3 Nf6 2. b3 g6 3. Bb2 Bg7 4. c4 0-0 5. Qc2 c6 6. Be2 d5 7. f3 Re8 8. g4 e5 9. h4 d4 10. e4 Nbd7 11. h5 Nc5 12. d3 Ne6 13. Nd2 Nf4 14. hxg6 hxg6 15. 0-0-0 a5 16. a3 b5 17. Nf1 bxc4 18. dxc4 Nd7 19. b4 axb4 20. axb4 Qb6 21. b5 Nc5 22. Nh3 d3 23. Bxd3 Nfxd3+ 24. Rxd3 Nxd3+ 25. Qxd3 cxb5 26. Ng5 bxc4 27. Qe2 c3 28. Bxc3 Qc6 29. Qb2 Ba6 30. Qb3 Bc4 0-1

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.07"]
[Round "6"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Barros, Raul"]
[Result "0-1"]
[ECO "A43"]
[BlackElo "2105"]
[PlyCount "92"]
[EventDate "1999.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 c5 2. dxc5 e6 3. Nf3 Bxc5 4. e4 Nc6 5. Bd3 Nf6 6. 0-0 d5 7. e5 Nd7 8. Re1 Qc7 9. Qe2 Nd4 10. Qd1 Nxf3+ 11. Qxf3 Bd4 12. Bf4 Bxb2 13. Nd2 Bxa1 14. Rxa1 Nc5 15. Bf1 Bd7 16. c4 d4 17. Qg3 g6 18. Bg5 Bc6 19. Bf6 Rg8 20. Qa3 b6 21. f3 g5 22. Nb3 Nxb3 23. axb3 Rg6 24. c5 b5 25. Qb4 Qd7 26. Ra6 Rb8 27. Qa5 d3 28. Rxa7 Qd4+ 29. Kh1 Qf2 30. h3 Qxf1+ 31. Kh2 Bxf3 32. Qd2 Qe2 33. Ra2 g4 34. h4 g3+ 35. Kg1 Qxd2 36. Rxd2 Be2 37. Ra2 Rg4 38. Bg5 Rb4 39. Ra1 Rxb3 40. Bf4 Rc8 41. Bxg3 d2 42. Bf4 d1Q+ 43. Rxd1 Bxd1 44. Kf2 Rxc5 45. Bg5 Rc2+ 46. Kg1 Bf3 0-1

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.06"]
[Round "5"]
[White "Berrio, Ana"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "0-1"]
[ECO "E94"]
[PlyCount "64"]
[EventDate "1999.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. Be3 Re8 9. Qc2 a6 10. Rad1 Qe7 11. dxe5 Nxe5 12. Nd5 Nxd5 13. exd5 Ng4 14. Rfe1 Nxe3 15. fxe3 Qxe3+ 16. Kh1 Bg4 17. Rd3 Qb6 18. Rb3 Qa5 19. Ra3 Qxe1+ 20. Nxe1 Rxe2 21. Qb1 Rae8 22. Nd3 Bf5 23. h4 R8e3 24. Qd1 Bxd3 25. Rxd3 Re1+ 26. Qxe1 Rxe1+ 27. Kh2 f5 28. Kg3 Re2 29. b4 Rxa2 30. c5 Rb2 31. h5 Rxb4 32. cxd6 cxd6 0-1

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.05"]
[Round "3"]
[White "Rincon, Nelson"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "A38"]
[PlyCount "47"]
[EventDate "1999.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 c5 6. 0-0 Nc6 7. d3 d6 8. h3 Bd7 9. Bg5 a6 10. Qd2 Rb8 11. e4 b5 12. cxb5 axb5 13. Rac1 Qa5 14. a3 Be6 15. Rfe1 b4 16. axb4 Qxb4 17. Rb1 Rfd8 18. Qe2 h6 19. Bd2 Bb3 20. Nd5 Qb5 21. Nxf6+ Bxf6 22. Bxh6 Ba2 23. Ra1 Qxb2 24. Rxa2 1-0

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.05"]
[Round "4"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Pena, Alfredo"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "53"]
[EventDate "1999.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. exd5 exd5 4. c4 c6 5. Nf3 Bd6 6. Nc3 Ne7 7. Bd3 Bg4 8. 0-0 0-0 9. Bxh7+ Kh8 10. Bd3 f5 11. c5 Bc7 12. Bg5 Qd7 13. Re1 Ng6 14. Qd2 Bxf3 15. gxf3 Ba5 16. h4 Rf7 17. Re2 b6 18. Rae1 bxc5 19. dxc5 Bb4 20. h5 Nf8 21. Re7 Rxe7 22. Rxe7 Qc8 23. Qe3 Nbd7 24. Qd4 Bxc3 25. Qxc3 Ne6 26. Rxe6 Kg8 27. Re7 1-0

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.04"]
[Round "2"]
[White "Vargas, Roberto Carlos Melg"]
[Black "Pretelt, Victor"]
[Result "1-0"]
[ECO "D37"]
[PlyCount "55"]
[EventDate "1999.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. e3 Nc6 6. Bd3 0-0 7. 0-0 b6 8. Bd2 Bb7 9. cxd5 exd5 10. Rc1 a6 11. Re1 Nb4 12. Bb1 Ne4 13. Ne5 f5 14. a3 Nc6 15. Nxc6 Bxc6 16. Nxe4 fxe4 17. Rxc6 Qd7 18. Rc3 Rf6 19. Qb3 Rg6 20. Bxe4 Rg5 21. f4 Rh5 22. Bf3 Qf5 23. Bxh5 Qxh5 24. Rxc7 Bh4 25. Rf1 Rd8 26. Qxb6 Qe2 27. Qe6+ Kh8 28. Rc8 1-0

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.03"]
[Round "1"]
[White "Bobadilla, Mario"]
[Black "Vargas, Roberto Carlos Melg"]
[Result "1-0"]
[ECO "E61"]
[PlyCount "99"]
[EventDate "1999.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nc3 Bg7 5. Nf3 0-0 6. Be2 a6 7. 0-0 Qc7 8. Bd2 cxd4 9. exd4 d6 10. d5 Bg4 11. b3 Nbd7 12. Rc1 Nc5 13. Bf4 Qa5 14. h3 Bf5 15. Nd4 Bd7 16. Bf3 Rac8 17. Re1 Rfe8 18. Rc2 b5 19. cxb5 axb5 20. Nc6 Bxc6 21. dxc6 e5 22. Be3 e4 23. Bxc5 exf3 24. Rxe8+ Nxe8 25. Nd5 Qd8 26. Bb6 Qg5 27. Qxf3 Qe5 28. g3 Nf6 29. Nxf6+ Bxf6 30. Kg2 h5 31. h4 Kg7 32. a4 bxa4 33. bxa4 d5 34. a5 Qe6 35. c7 Be5 36. Qe3 Qf5 37. Rc6 f6 38. a6 Qd7 39. Qc1 Bb2 40. Qc5 Ba3 41. Qxa3 Qxc6 42. Qe7+ Kh6 43. Be3+ g5 44. hxg5+ Kg6 45. Bf4 d4+ 46. Kh2 Qxa6 47. Qe4+ Kf7 48. Qh7+ Kf8 49. g6 Qe6 50. g7+ 1-0

