[Event "Titled Arena May 8th"]
[Site "Lichess.org INT"]
[Date "2021.05.08"]
[Round "?"]
[White "Costa, Paulo Cesar"]
[Black "Arias, Juan Cruz"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "1974"]
[BlackElo "2277"]
[PlyCount "59"]
[EventDate "2021.05.08"]
[EventType "swiss (blitz)"]
[EventRounds "52"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 e6 2. g3 f5 3. d3 Nf6 4. Bg2 d5 5. 0-0 Nc6 6. Bg5 Be7 7. Nbd2 0-0 8. e4 fxe4 9. dxe4 Nxe4 10. Bxe7 Qxe7 11. Nxe4 dxe4 12. Nd2 e3 13. fxe3 Bd7 14. Qe2 Qc5 15. c3 Rxf1+ 16. Rxf1 Rf8 17. Rxf8+ Qxf8 18. Nb3 Qd6 19. Nd4 Nxd4 20. exd4 Bc6 21. Bxc6 Qxc6 22. Qe5 Kf7 23. Qf4+ Ke7 24. Qg5+ Kf7 25. Qf4+ Kg8 26. Qg5 Qd7 27. Qe5 h6 28. a3 Kf7 29. Qf4+ Kg8 30. Qe5 1/2-1/2

[Event "Titled Arena May 8th"]
[Site "Lichess.org INT"]
[Date "2021.05.08"]
[Round "?"]
[White "Costa, Paulo Cesar"]
[Black "Briscoe, Christopher"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "1974"]
[BlackElo "2192"]
[PlyCount "93"]
[EventDate "2021.05.08"]
[EventType "swiss (blitz)"]
[EventRounds "52"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. d4 cxd4 7. Nxd4 Nc6 8. Nc3 a6 9. c5 d5 10. cxd6 Qxd6 11. Nxc6 bxc6 12. Qxd6 exd6 13. Bxc6 Rb8 14. Rd1 d5 15. Nxd5 Nxd5 16. Bxd5 Bf5 17. e4 Bg4 18. Rd2 Rfc8 19. Kg2 Bh6 20. f4 g5 21. Rf2 gxf4 22. Bxf4 Bxf4 23. Bxf7+ Kg7 24. Rxf4 Rxb2+ 25. Kg1 Bh3 26. Bb3 Rd8 27. Rf2 Rdd2 28. Rxd2 Rxd2 29. e5 Rg2+ 30. Kh1 Re2 31. e6 Bg2+ 32. Kg1 Bb7 33. Rd1 Kf6 34. Rf1+ Kg6 35. Rf2 Re1+ 36. Rf1 Re2 37. Rd1 Rg2+ 38. Kf1 Rxh2 39. e7 Rh1+ 40. Ke2 Rxd1 41. Kxd1 Bc6 42. Bc4 a5 43. Bd5 Bd7 44. Be6 Bc6 45. Bd5 Bb5 46. Bc4 Bc6 47. Bd5 1/2-1/2

[Event "Titled Arena May 8th"]
[Site "Lichess.org INT"]
[Date "2021.05.08"]
[Round "?"]
[White "Costa, Paulo Cesar"]
[Black "Cuevas Araya, Walter"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1974"]
[BlackElo "2120"]
[PlyCount "100"]
[EventDate "2021.05.08"]
[EventType "swiss (blitz)"]
[EventRounds "52"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b3 d5 4. Bb2 dxc4 5. bxc4 Bg7 6. g3 0-0 7. Bg2 c5 8. 0-0 Nc6 9. d3 Bg4 10. Nbd2 Qd7 11. Rb1 Rad8 12. Qb3 b6 13. Bc3 Nh5 14. Bxg7 Nxg7 15. Qa4 Ne6 16. Nb3 Bxf3 17. Bxf3 Ncd4 18. Qxd7 Nxf3+ 19. exf3 Rxd7 20. Rbd1 Rfd8 21. Nc1 Nd4 22. Kg2 Nf5 23. Rfe1 e6 24. Re2 Nd6 25. Rde1 Nf5 26. Rb2 h5 27. h4 Kg7 28. a3 Kf6 29. a4 Rd6 30. a5 Nd4 31. axb6 Rxb6 32. Ra2 Nc6 33. Rd1 a5 34. Rdd2 Rb1 35. Ne2 Rb3 36. Nc1 Rc3 37. Rac2 Rxc2 38. Rxc2 Nb4 39. Rd2 a4 40. Kf1 a3 41. Ke2 Ra8 42. Na2 Nc6 43. Nc3 Nd4+ 44. Ke1 Nxf3+ 45. Ke2 Nxd2 46. Kxd2 a2 47. Nxa2 Rxa2+ 48. Ke3 Ke5 49. Kf3 Kd4 50. Kg2 Kxd3 0-1

[Event "Titled Arena May 8th"]
[Site "Lichess.org INT"]
[Date "2021.05.08"]
[Round "?"]
[White "Kostiukov, Alexandr"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2281"]
[BlackElo "1974"]
[PlyCount "141"]
[EventDate "2021.05.08"]
[EventType "swiss (blitz)"]
[EventRounds "52"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. g3 e6 2. Bg2 Nf6 3. d3 d5 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Bc5 7. f3 Nc6 8. Nd2 Bd7 9. c3 0-0-0 10. Nh3 e5 11. Ng5 Rhf8 12. Bh3 h6 13. Bxd7+ Rxd7 14. Nh3 Rfd8 15. Ke2 a5 16. a4 b6 17. Nb3 Be7 18. Be3 Ne8 19. Nf2 Bg5 20. f4 exf4 21. gxf4 Bh4 22. Rad1 Nf6 23. Rxd7 Rxd7 24. Kf3 Bxf2 25. Bxf2 Rd3+ 26. Ke2 Rd7 27. Kf3 Rd3+ 28. Ke2 Rd7 29. Rg1 g6 30. e5 Nh5 31. Be3 Ne7 32. Nd4 Nd5 33. Rf1 Nxe3 34. Kxe3 Ng7 35. Ke4 Ne6 36. Nxe6 fxe6 37. Rg1 Rg7 38. h4 h5 39. Rd1 Rd7 40. Rg1 Rg7 41. b4 axb4 42. cxb4 Kb7 43. Rd1 Kc8 44. Rd4 Rd7 45. Rxd7 Kxd7 46. Kd4 Kc6 47. Kc4 Kb7 48. a5 c6 49. Kb3 bxa5 50. bxa5 Ka6 51. Kb4 Ka7 52. Kc5 Kb7 53. a6+ Kxa6 54. Kxc6 Ka5 55. Kd6 Kb4 56. Kxe6 g5 57. fxg5 Kc3 58. g6 Kd3 59. g7 Ke4 60. g8Q Ke3 61. Qg5+ Ke2 62. Qxh5+ Kd3 63. Qg5 Kd4 64. Kf6 Kc3 65. e6 Kb4 66. e7 Ka4 67. e8Q+ Kb4 68. Qe4+ Kb3 69. Qg3+ Kb2 70. Qe2+ Ka1 71. Qg1# 1-0

[Event "Titled Arena May 8th"]
[Site "Lichess.org INT"]
[Date "2021.05.08"]
[Round "?"]
[White "Nadimifar, Adnan"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2210"]
[BlackElo "1974"]
[PlyCount "135"]
[EventDate "2021.05.08"]
[EventType "swiss (blitz)"]
[EventRounds "52"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 d5 3. exd5 Qxd5 4. Nc3 Qa5 5. d4 Nf6 6. Nf3 Bd7 7. Bd2 Bb4 8. a3 0-0 9. 0-0-0 Bxc3 10. Bxc3 Qa6 11. Qd2 Qb6 12. Ba5 Qc6 13. Ne5 Qd5 14. c4 Qe4 15. Bd3 Qh4 16. g3 Qh3 17. Bf1 Qf5 18. h4 Bc6 19. Bd3 Be4 20. g4 Nxg4 21. Bxe4 Qxe4 22. f3 Qe3 23. fxg4 Qxd2+ 24. Rxd2 b6 25. Bc3 Na6 26. b4 Rad8 27. b5 Nb8 28. Rhd1 Nd7 29. a4 f6 30. Nxd7 Rxd7 31. d5 e5 32. Bb4 Rfd8 33. d6 cxd6 34. Rxd6 Rxd6 35. Rxd6 Rc8 36. Rc6 Rd8 37. c5 bxc5 38. Bxc5 e4 39. a5 h5 40. gxh5 f5 41. Bxa7 f4 42. a6 e3 43. Bxe3 fxe3 44. Re6 Rc8+ 45. Kb2 Rb8 46. b6 e2 47. b7 Kh7 48. Ka3 Rf8 49. a7 Rf3+ 50. Ka4 Rf4+ 51. Kb5 Rf5+ 52. Kb6 e1Q 53. Rxe1 Rf6+ 54. Kc7 Rf7+ 55. Kd8 Rf8+ 56. Re8 Rf3 57. b8Q Rd3+ 58. Ke7 Re3+ 59. Kf8 Rf3+ 60. Ke7 Re3+ 61. Kd7 Rd3+ 62. Qd6 Rxd6+ 63. Kxd6 g5 64. a8Q gxh4 65. Qb7+ Kh6 66. Rg8 Kxh5 67. Qg7 h3 68. Qg5# 1-0

[Event "Titled Tuesday intern op 03rd Nov"]
[Site "Chess.com INT"]
[Date "2020.11.03"]
[Round "4"]
[White "Arias, Juan Cruz"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2277"]
[BlackElo "1974"]
[PlyCount "59"]
[EventDate "2020.11.03"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 Nf6 4. Bd3 Be7 5. 0-0 0-0 6. Nbd2 b6 7. Ne5 Ba6 8. c4 Nfd7 9. f4 f6 10. Qh5 f5 11. cxd5 Bxd3 12. Nxd3 exd5 13. Nf3 Nc6 14. Bd2 Qe8 15. Qxe8 Raxe8 16. Rac1 Ndb8 17. Rc2 Bd6 18. Rfc1 Nd8 19. Nfe5 Re7 20. Nb4 Bxe5 21. fxe5 c6 22. Nd3 Ne6 23. Bb4 c5 24. dxc5 Rb7 25. c6 Rc7 26. Bxf8 Kxf8 27. Nb4 a5 28. Nxd5 Rc8 29. c7 Na6 30. Nxb6 1-0

[Event "Titled Tuesday intern op 03rd Nov"]
[Site "Chess.com INT"]
[Date "2020.11.03"]
[Round "2"]
[White "Costa, Paulo Cesar"]
[Black "Aliavdin, Nikolai"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1974"]
[BlackElo "2315"]
[PlyCount "152"]
[EventDate "2020.11.03"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 0-0 5. Bg5 c5 6. e3 h6 7. Bh4 cxd4 8. exd4 d5 9. Bxf6 Bxf6 10. Nxd5 Bg7 11. Nc3 e6 12. Be2 Nc6 13. d5 exd5 14. cxd5 Nb4 15. Qd2 Bf5 16. 0-0 Re8 17. Rad1 Bxc3 18. bxc3 Nxd5 19. Bb5 Be6 20. c4 Nc7 21. Qxd8 Rexd8 22. Nd4 a6 23. Nxe6 Nxe6 24. Ba4 Nc5 25. Bb3 Kf8 26. Rfe1 Rxd1 27. Rxd1 Ke7 28. Kf1 Rc8 29. Ke2 Rc7 30. Rd5 g5 31. g3 f6 32. Ke3 b6 33. h4 a5 34. hxg5 hxg5 35. f4 gxf4+ 36. gxf4 a4 37. Bd1 Ne6 38. Bxa4 Rxc4 39. Rd7+ Kf8 40. Bb3 Rc3+ 41. Kd2 Rc6 42. Bxe6 Rxe6 43. Kd3 Ke8 44. Rh7 Rc6 45. Ra7 Kd8 46. Kd4 Rc5 47. Ke4 f5+ 48. Kd4 Kc8 49. a3 Kb8 50. Rf7 Ra5 51. Kc4 Ra4+ 52. Kb5 Rxf4 53. Kxb6 Kc8 54. Kb5 Rf1 55. a4 f4 56. a5 Kb8 57. a6 f3 58. Kb6 Rb1+ 59. Kc6 Rb3 60. Kc5 Ka8 61. Kc6 Ra3 62. Kb5 Re3 63. Kb6 Re6+ 64. Ka5 Re3 65. Kb6 Rb3+ 66. Ka5 Kb8 67. Re7 f2 68. Rf7 Rb2 69. Ka4 Ka8 70. Ka5 Re2 71. Ka4 Re4+ 72. Ka5 Re2 73. Ka4 Kb8 74. Ka5 Rb2 75. Ka4 Kc8 76. Ka5 Kb8 1/2-1/2

[Event "Titled Tuesday intern op 03rd Nov"]
[Site "Chess.com INT"]
[Date "2020.11.03"]
[Round "5"]
[White "Costa, Paulo Cesar"]
[Black "Suvorov, Alexander David"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1974"]
[BlackElo "2313"]
[PlyCount "151"]
[EventDate "2020.11.03"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c5 3. c3 Nc6 4. e3 e6 5. Nbd2 f5 6. Bb5 Nf6 7. 0-0 Bd6 8. c4 0-0 9. Nb3 cxd4 10. c5 Bc7 11. exd4 Ne4 12. Re1 Bd7 13. Be3 f4 14. Bd2 Rf5 15. Bd3 Qf6 16. Bxe4 dxe4 17. Rxe4 Ne7 18. Ne5 Bc6 19. Nxc6 bxc6 20. Qf3 Nd5 21. Ba5 Bb8 22. Rae1 e5 23. Bc3 Nxc3 24. bxc3 Qe7 25. Rxf4 Rxf4 26. Qxf4 Bc7 27. Qe4 Rf8 28. dxe5 Qe6 29. f4 Kh8 30. h3 a5 31. Nd4 Qc4 32. Nxc6 Qxc3 33. Qe3 Qc4 34. Nd4 Qxc5 35. Ne6 Qxe3+ 36. Rxe3 Rf7 37. Nxc7 Rxc7 38. Kf2 Kg8 39. Kf3 Kf7 40. Ke4 Rc4+ 41. Kf3 Ke6 42. Rd3 h5 43. g3 Ra4 44. a3 Rc4 45. g4 h4 46. Re3 a4 47. f5+ Kd5 48. e6 Rc8 49. Kf4 Rh8 50. Kg5 Kd6 51. Kg6 Ke7 52. Kxg7 Rf8 53. Kg6 Rf6+ 54. Kg5 Rf8 55. Kf4 Rc8 56. Rd3 Rc4+ 57. Kf3 Kf6 58. Rd7 Rc3+ 59. Ke4 Rc4+ 60. Kd5 Rc3 61. Rf7+ Kg5 62. Rg7+ Kf6 63. Ra7 Rd3+ 64. Kc6 Rxa3 65. Kb5 Rxh3 66. Rxa4 Rg3 67. g5+ Kxf5 68. e7 Re3 69. Rxh4 Rxe7 70. Rh1 Kxg5 71. Rg1+ Kf5 72. Rc1 Ke6 73. Rc5 Kf7 74. Rc6 Re6 75. Kb6 Rxc6+ 76. Kxc6 1/2-1/2

[Event "Titled Tuesday intern op 03rd Nov"]
[Site "Chess.com INT"]
[Date "2020.11.03"]
[Round "6"]
[White "Janaszak, Dawid"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2348"]
[BlackElo "1974"]
[PlyCount "73"]
[EventDate "2020.11.03"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Nc3 d5 4. Bf4 c6 5. e3 Bg7 6. h3 Bf5 7. g4 Be4 8. Nxe4 Nxe4 9. Nd2 Nxd2 10. Qxd2 Nd7 11. Bg2 0-0 12. 0-0-0 e5 13. Bg3 exd4 14. exd4 Re8 15. h4 Nf6 16. f3 Qd7 17. h5 Re7 18. hxg6 fxg6 19. Be5 Ne8 20. f4 Bxe5 21. fxe5 Qxg4 22. Bh3 Qe4 23. Rde1 Qf3 24. Ref1 Qe4 25. Bg2 Qg4 26. Bh3 Qe4 27. Rhg1 c5 28. Rf4 cxd4 29. Rxe4 dxe4 30. Qxd4 Ng7 31. Qxe4 Rae8 32. Re1 Ne6 33. Qc4 b6 34. Rd1 Kg7 35. Bxe6 Rxe6 36. Rd7+ R6e7 37. e6 1-0

[Event "Titled Tuesday intern op 03rd Nov"]
[Site "Chess.com INT"]
[Date "2020.11.03"]
[Round "8"]
[White "Karpeshov, Oleg Mikhailovich"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2297"]
[BlackElo "1974"]
[PlyCount "75"]
[EventDate "2020.11.03"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. e3 Nf6 5. Nf3 Nbd7 6. Bd3 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 0-0 10. 0-0 h6 11. b3 e5 12. Bc2 Re8 13. Re1 exd4 14. Rxe8+ Qxe8 15. Qd3 Ne5 16. Qh7+ Kf8 17. Qh8+ Ke7 18. Qxg7 Nxf3+ 19. gxf3 c5 20. Bxh6 Be6 21. Re1 Qg8 22. Bg5+ Kd7 23. Qh6 Bf8 24. Qf6 Re8 25. h4 Bg7 26. Qf4 f6 27. Qe4 Kc8 28. Qg6 Kb8 29. Bf4+ Ka8 30. Bf5 Bf7 31. Rxe8+ Bxe8 32. Qg4 Qf7 33. Be4 a6 34. Qc8+ Ka7 35. Qxc5+ Ka8 36. Qb6 Bc6 37. Bxc6 bxc6 38. Qb8# 1-0

[Event "Titled Tuesday intern op 03rd Nov"]
[Site "Chess.com INT"]
[Date "2020.11.03"]
[Round "1"]
[White "Krzyzanowski, Marcin"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2503"]
[BlackElo "1974"]
[PlyCount "67"]
[EventDate "2020.11.03"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 Bg4 4. 0-0 c6 5. c4 e6 6. d3 dxc4 7. dxc4 Qxd1 8. Rxd1 Nbd7 9. Nc3 Bb4 10. Bd2 0-0 11. Rac1 Rfd8 12. a3 Be7 13. h3 Bh5 14. g4 Bg6 15. Be3 Ne4 16. Na4 Nec5 17. Nxc5 Nxc5 18. Rxd8+ Rxd8 19. b4 Nd7 20. Bxa7 Ra8 21. Rd1 Nf8 22. Bc5 Bxc5 23. bxc5 Rxa3 24. Rd8 f6 25. Rb8 Rc3 26. Nd4 Bf7 27. Rxb7 Rxc4 28. Nxc6 Rxc5 29. Ne7+ Kh8 30. Rb8 g6 31. Rxf8+ Kg7 32. Rb8 Rc7 33. Nc6 e5 34. Nd8 1-0

[Event "Titled Tuesday intern op 27th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.27"]
[Round "3"]
[White "Castillo Pena, Patricia Evarista"]
[Black "Costa, Paulo Cesar"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1770"]
[BlackElo "1974"]
[PlyCount "80"]
[EventDate "2020.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 g6 4. Nc3 Bg7 5. Be2 0-0 6. 0-0 Bf5 7. Nh4 Be6 8. Bd3 c6 9. b3 Qa5 10. Bb2 Nbd7 11. Nf3 h6 12. a3 Rae8 13. b4 Qc7 14. Na4 Nb6 15. Nc5 Bg4 16. h3 Bxf3 17. Qxf3 Nfd7 18. Nxd7 Nxd7 19. c4 dxc4 20. Bxc4 e5 21. d5 Nb6 22. Bb3 e4 23. Qe2 Bxb2 24. Qxb2 Nxd5 25. Rac1 Qe5 26. Qc2 a6 27. Rfd1 Rd8 28. Qc5 Rfe8 29. Rd4 Rd7 30. Rcd1 Red8 31. Qc2 f5 32. Qc5 Kg7 33. a4 Qd6 34. Rxd5 cxd5 35. Qd4+ Kh7 36. b5 axb5 37. axb5 b6 38. Qb2 Qc5 39. Qa2 Qxb5 40. Ba4 Qa5 0-1

[Event "Titled Tuesday intern op 27th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.27"]
[Round "4"]
[White "Costa, Paulo Cesar"]
[Black "Al Saffar, Araz Basim Mohammed"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1974"]
[BlackElo "2382"]
[PlyCount "69"]
[EventDate "2020.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 0-0 5. Bg5 d6 6. e3 Nbd7 7. Qc2 b6 8. Be2 Bb7 9. 0-0 e5 10. dxe5 Nxe5 11. Nxe5 dxe5 12. Rfd1 Qc8 13. Nd5 Nxd5 14. cxd5 c6 15. d6 Qd7 16. Be7 Rfe8 17. e4 Bf8 18. Bxf8 Kxf8 19. a4 Re6 20. Bg4 f5 21. exf5 Rxd6 22. fxg6 Rxd1+ 23. Bxd1 c5 24. gxh7 Kg7 25. Qe2 Re8 26. Bc2 e4 27. Qh5 Rf8 28. h8Q+ Rxh8 29. Qg5+ Kh7 30. Ra3 Rd8 31. Qh4+ Kg7 32. Rg3+ Kf7 33. Qf4+ Ke6 34. Rg6+ Kd5 35. Qxe4# 1-0

[Event "Titled Tuesday intern op 27th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.27"]
[Round "7"]
[White "Costa, Paulo Cesar"]
[Black "Djokic, Mihailo"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1974"]
[BlackElo "2232"]
[PlyCount "55"]
[EventDate "2020.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 d6 5. Bg5 0-0 6. e3 c5 7. Be2 h6 8. Bxf6 Bxf6 9. 0-0 cxd4 10. exd4 Bg7 11. Re1 Nc6 12. Qd2 e5 13. Rad1 exd4 14. Nb5 Re8 15. Nbxd4 Ne5 16. Nb5 Nxf3+ 17. Bxf3 Rxe1+ 18. Rxe1 a6 19. Nxd6 Bf8 20. Re8 Qd7 21. c5 Kg7 22. Qd4+ f6 23. Rxf8 Kxf8 24. Qxf6+ Kg8 25. Qxg6+ Qg7 26. Bd5+ Kh8 27. Qe8+ Kh7 28. Be4+ 1-0

[Event "Titled Tuesday intern op 27th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.27"]
[Round "2"]
[White "Costa, Paulo Cesar"]
[Black "Novik, Maxim"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "1974"]
[BlackElo "2434"]
[PlyCount "80"]
[EventDate "2020.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Be3 Qa5 9. Qd2 Nc6 10. Rb1 a6 11. Be2 0-0 12. Rb2 Rd8 13. 0-0 Bg4 14. Rd1 b5 15. h3 Bxf3 16. Bxf3 Rac8 17. Bg4 e6 18. Rc2 b4 19. Bg5 bxc3 20. Bxd8 Rxd8 21. Qxc3 Qxc3 22. Rxc3 Bxd4 23. Rcc1 Kg7 24. Be2 Ra8 25. Rb1 Nb4 26. a3 Na2 27. Re1 Nc3 28. Rbc1 a5 29. Bc4 Rb8 30. Kf1 Rb2 31. f4 Rf2+ 32. Kg1 Rxf4+ 33. Kh1 Rf2 34. Bd3 Rd2 35. Rf1 Rxd3 36. Rce1 Rd2 37. Rc1 Be5 38. a4 Nxe4 39. Rcd1 Ng3+ 40. Kg1 Bd4+ 0-1

[Event "Titled Tuesday intern op 27th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.27"]
[Round "1"]
[White "Costa, Paulo Cesar"]
[Black "Pacan Milej, Kosma"]
[Result "0-1"]
[ECO "E51"]
[WhiteElo "1974"]
[BlackElo "2423"]
[PlyCount "60"]
[EventDate "2020.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Nc3 Bb4 5. e3 0-0 6. Bd2 b6 7. cxd5 exd5 8. a3 Bd6 9. Nb5 Be7 10. Be2 Ba6 11. Nc3 Bxe2 12. Qxe2 Nbd7 13. Rc1 c5 14. 0-0 Rc8 15. dxc5 bxc5 16. Rfd1 Qb6 17. Qb5 Rfd8 18. Qxb6 Nxb6 19. Kf1 Nc4 20. Rb1 Rb8 21. Bc1 Rb3 22. Nd2 Nxd2+ 23. Rxd2 d4 24. exd4 cxd4 25. Ne2 d3 26. Nf4 Ne4 27. Rd1 d2 28. f3 dxc1Q 29. Rbxc1 Rxd1+ 30. Rxd1 Nf6 0-1

[Event "Titled Tuesday intern op 27th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.27"]
[Round "8"]
[White "Diaz Rosas, Julio Cesar"]
[Black "Costa, Paulo Cesar"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2367"]
[BlackElo "1974"]
[PlyCount "56"]
[EventDate "2020.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Bc5 9. Qd2 0-0 10. 0-0-0 a6 11. Qf2 Bxd4 12. Bxd4 b5 13. Ne2 f6 14. exf6 Nxd4 15. Nxd4 Qxf6 16. Qe3 e5 17. fxe5 Nxe5 18. Be2 Bg4 19. Rhf1 Qd6 20. Rxf8+ Rxf8 21. h3 Nc4 22. Qg5 Bxe2 23. Nxe2 Rf2 24. Nc3 Qb4 25. Qxd5+ Rf7 26. Qd8+ Rf8 27. Qd5+ Kh8 28. b3 Qa3+ 0-1

[Event "Titled Tuesday intern op 27th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.27"]
[Round "6"]
[White "Fernandez Cardoso, Alexey"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "2421"]
[BlackElo "1974"]
[PlyCount "65"]
[EventDate "2020.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ndf3 Be7 8. Bd3 cxd4 9. cxd4 Qa5+ 10. Kf2 Nb4 11. Bb1 0-0 12. Ne2 f6 13. h4 b6 14. Kg3 Ba6 15. Nc3 Nc6 16. Bxh7+ Kxh7 17. Ng5+ fxg5 18. hxg5+ Kg8 19. Rh8+ Kxh8 20. Qh5+ Kg8 21. g6 Bh4+ 22. Qxh4 Rfc8 23. Qh7+ Kf8 24. f5 exf5 25. Bg5 Ne7 26. e6 Rxc3+ 27. bxc3 Qxc3+ 28. Kh2 Ng8 29. Rc1 Qb4 30. exd7 Qxd4 31. Re1 Rd8 32. Qxg8+ Kxg8 33. Re8+ 1-0

[Event "Titled Tuesday intern op 27th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.27"]
[Round "5"]
[White "Golubev, Mikhail"]
[Black "Costa, Paulo Cesar"]
[Result "0-1"]
[ECO "C14"]
[WhiteElo "2461"]
[BlackElo "1974"]
[PlyCount "56"]
[EventDate "2020.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 Bxg5 7. hxg5 Qxg5 8. Nh3 Qe7 9. Qg4 g6 10. Nf4 a6 11. 0-0-0 c5 12. Ncxd5 exd5 13. Nxd5 Qd8 14. e6 Nf6 15. Qf4 Qxd5 16. Qxf6 Rf8 17. exf7+ Rxf7 18. Qh8+ Rf8 19. Re1+ Be6 20. Qxh7 cxd4 21. Qxg6+ Kd7 22. Rh7+ Bf7 23. Qg7 Nc6 24. Bd3 Rae8 25. Qg4+ Kd8 26. Be4 Qxa2 27. Qg5+ Kc8 28. Bf5+ Kb8 0-1

[Event "Titled Tuesday intern op 20th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.20"]
[Round "8"]
[White "Costa, Paulo Cesar"]
[Black "Cella, Glaucio Dalla Cortt"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "1974"]
[BlackElo "1961"]
[PlyCount "61"]
[EventDate "2020.10.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. g3 Nf6 4. Bg2 g6 5. d4 Bg7 6. 0-0 cxd4 7. Nxd4 Nxd4 8. Qxd4 0-0 9. Nc3 d6 10. Qd3 Rb8 11. Be3 b6 12. Bd4 Bb7 13. e4 Rc8 14. Rac1 Nd7 15. Bxg7 Kxg7 16. Nd5 Ne5 17. Qd4 Kg8 18. f4 Nc6 19. Qd2 Na5 20. b3 Bxd5 21. cxd5 Qd7 22. e5 Rxc1 23. Rxc1 Rc8 24. e6 fxe6 25. Bh3 Rxc1+ 26. Qxc1 Kg7 27. Bxe6 Qd8 28. Qc3+ Kh6 29. b4 Nb7 30. g4 a5 31. g5+ 1-0

[Event "Titled Tuesday intern op 20th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.20"]
[Round "2"]
[White "Costa, Paulo Cesar"]
[Black "Piesik, Piotr"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1974"]
[BlackElo "2396"]
[PlyCount "110"]
[EventDate "2020.10.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. e3 d6 4. Be2 Nd7 5. b3 e5 6. Bb2 Ngf6 7. dxe5 Ng4 8. 0-0 0-0 9. Nbd2 Ngxe5 10. Nxe5 Nxe5 11. Qc1 a5 12. Nf3 a4 13. Nxe5 dxe5 14. Bb5 c6 15. Be2 Bf5 16. Bc3 Qb6 17. Rd1 Qc5 18. Qd2 Rfe8 19. Rac1 Bf6 20. Bb4 Qb6 21. Qe1 axb3 22. axb3 Ra2 23. Bd3 Bxd3 24. Rxd3 Rd8 25. Rxd8+ Qxd8 26. Qd2 Qxd2 27. Bxd2 e4 28. Kf1 Bb2 29. Rb1 Ba3 30. Bc1 Bb4 31. Bb2 f5 32. Ke2 Kf7 33. Kd1 Ke6 34. c3 Bd6 35. g3 g5 36. Kc2 f4 37. exf4 gxf4 38. Ra1 Rxa1 39. Bxa1 Kf5 40. Kd1 f3 41. Kd2 Bc5 42. Ke1 b5 43. c4 bxc4 44. bxc4 Kg4 45. h4 e3 46. fxe3 Kxg3 47. Bd4 Bxd4 48. exd4 Kg2 49. d5 f2+ 50. Kd2 cxd5 51. cxd5 f1Q 52. d6 Qf4+ 53. Kd3 Qxd6+ 54. Kc4 Kf3 55. h5 Ke4 0-1

[Event "Titled Tuesday intern op 20th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.20"]
[Round "11"]
[White "Costa, Paulo Cesar"]
[Black "Sumaneev, Dmitry"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "1974"]
[BlackElo "2450"]
[PlyCount "29"]
[EventDate "2020.10.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 b6 4. Bg2 Bb7 5. 0-0 d6 6. Nc3 Nbd7 7. d4 e6 8. b3 a6 9. Bb2 Be7 10. d5 e5 11. Nh4 0-0 12. Nf5 Bc8 13. Qd2 Nb8 14. Qg5 Bxf5 15. Qxf5 1/2-1/2

[Event "Titled Tuesday intern op 20th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.20"]
[Round "1"]
[White "Iskusnyh, Sergei"]
[Black "Costa, Paulo Cesar"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2473"]
[BlackElo "1974"]
[PlyCount "116"]
[EventDate "2020.10.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. b3 Nf6 5. e3 Bb4+ 6. Nbd2 Ne4 7. Bd3 f5 8. 0-0 Nxd2 9. Bxd2 Bxd2 10. Qxd2 0-0 11. b4 dxc4 12. Bxc4 Qd6 13. Qb2 Nd7 14. Rfd1 Nb6 15. Be2 Nd5 16. b5 cxb5 17. Bxb5 a6 18. Be2 b5 19. Rac1 Bb7 20. Rc5 Nb6 21. Qb4 Rad8 22. Qa5 Bxf3 23. Bxf3 Nc4 24. Qc7 f4 25. Qxd6 Rxd6 26. e4 Rfd8 27. d5 Kf7 28. h4 exd5 29. exd5 Kf6 30. Rd4 Kf5 31. Rc7 R8d7 32. Rxd7 Rxd7 33. g4+ fxg3 34. fxg3 Rd6 35. Rf4+ Kg6 36. h5+ Kg5 37. Rf7 g6 38. Rxh7 gxh5 39. Rxh5+ Kg6 40. Rh8 Nd2 41. Bg2 Nc4 42. Kf2 Kg7 43. Ra8 a5 44. Ra7+ Kf6 45. Bf3 Ke5 46. Re7+ Kd4 47. Re4+ Kc5 48. Re1 Nd2 49. Bg2 Nc4 50. g4 a4 51. Kg3 Rg6 52. Kf4 b4 53. Kf5 Rg8 54. g5 b3 55. axb3 axb3 56. g6 b2 57. Kf6 Na3 58. g7 Rxg7 0-1

[Event "Titled Tuesday intern op 20th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.20"]
[Round "9"]
[White "Jakubowska, Anna"]
[Black "Costa, Paulo Cesar"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "2073"]
[BlackElo "1974"]
[PlyCount "56"]
[EventDate "2020.10.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[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 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 f6 10. exf6 Nxf6 11. 0-0 Bd6 12. g3 0-0 13. Bf4 Bxf4 14. Nxf4 Qxb2 15. Re1 g6 16. Re2 Qc3 17. Rc1 Qa3 18. Nxe6 Bxe6 19. Rxe6 Ne4 20. Bxe4 dxe4 21. Ng5 Qxa2 22. Nxe4 Qxe6 23. Nc5 Qf7 24. f4 Rad8 25. h4 Nxd4 26. Qg4 Qf5 27. Qxf5 Rxf5 28. Nxb7 Ne2+ 0-1

[Event "Titled Tuesday intern op 20th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.20"]
[Round "6"]
[White "Muminova, Nafisa"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2274"]
[BlackElo "1974"]
[PlyCount "129"]
[EventDate "2020.10.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 e6 3. e4 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Bc5 9. a3 0-0 10. b4 Bxd4 11. Bxd4 Nxd4 12. Qxd4 f6 13. exf6 Qxf6 14. Qxf6 Nxf6 15. g3 Bd7 16. 0-0-0 Rac8 17. Kb2 g5 18. Bh3 Rxc3 19. Kxc3 Ne4+ 20. Kd4 Nf2 21. Bg2 gxf4 22. Rdf1 Nxh1 23. Bxh1 fxg3 24. Rxf8+ Kxf8 25. hxg3 Ba4 26. c3 Ke7 27. Ke5 Be8 28. Bg2 Bg6 29. g4 Bc2 30. g5 Bg6 31. Bh3 Bf7 32. Bg4 b6 33. a4 Bg8 34. a5 Bf7 35. axb6 axb6 36. b5 Bg8 37. Bh3 Bf7 38. Bf1 Bg6 39. Be2 Bf5 40. Bf3 Bd3 41. Bg4 Bxb5 42. Bxe6 Bc4 43. Bg8 Bd3 44. Bxd5 Kd7 45. Bg8 Kc6 46. Kf6 Kc5 47. Kg7 b5 48. Bxh7 Bc4 49. Bg8 Bd3 50. Kf6 b4 51. cxb4+ Kxb4 52. Be6 Bh7 53. Bf5 Bg8 54. g6 Kc5 55. Be6 Kd6 56. Bxg8 Kc7 57. Bf7 Kb6 58. g7 Kc5 59. g8Q Kd4 60. Qg5 Kd3 61. Bd5 Kc3 62. Ke5 Kb4 63. Kd4 Kb5 64. Qf6 Kb4 65. Qb6+ 1-0

[Event "Titled Tuesday intern op 20th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.20"]
[Round "3"]
[White "Villegas, Pierre"]
[Black "Costa, Paulo Cesar"]
[Result "0-1"]
[ECO "D06"]
[WhiteElo "2358"]
[BlackElo "1974"]
[PlyCount "66"]
[EventDate "2020.10.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c5 3. cxd5 Qxd5 4. Nf3 cxd4 5. Nc3 Qa5 6. Nxd4 Nf6 7. g3 e5 8. Nb3 Qb4 9. Bg2 Be6 10. Bd2 Bxb3 11. axb3 Nc6 12. Nd5 Qd6 13. Nxf6+ Qxf6 14. 0-0 Rd8 15. Qc2 Nd4 16. Qc4 b5 17. Qd3 Bc5 18. Bc3 0-0 19. Bxd4 Bxd4 20. Qxb5 Rb8 21. Qd3 Rfd8 22. Qe4 Qb6 23. e3 Bxb2 24. Rab1 Qxb3 25. Qh4 a5 26. Be4 g6 27. Qe7 a4 28. Rxb2 Qxb2 29. Rb1 Qc3 30. Rxb8 Rxb8 31. Bd5 Rf8 32. e4 a3 33. h4 a2 0-1

[Event "Titled Tuesday intern op 13th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.13"]
[Round "2"]
[White "Costa, Paulo Cesar"]
[Black "Berdnyk, Mariia"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "1974"]
[BlackElo "2324"]
[PlyCount "128"]
[EventDate "2020.10.13"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. 0-0 e6 6. Nc3 Nge7 7. d3 0-0 8. Bd2 d5 9. Qc2 d4 10. Ne4 b6 11. a3 f5 12. Neg5 h6 13. Nh3 e5 14. b4 e4 15. Ne1 Re8 16. b5 Ne5 17. dxe4 fxe4 18. Qxe4 Rb8 19. Bxh6 Bxh6 20. Qxe5 Bf5 21. Qf6 Bg7 22. Qg5 d3 23. Ra2 Qd7 24. Nf4 d2 25. Ned3 Qd4 26. Nd5 Nxd5 27. Bxd5+ Kh7 28. Qxd2 Be4 29. Bxe4 Qxe4 30. Nf4 Qxc4 31. a4 Rbd8 32. Qc2 Qf7 33. h4 Be5 34. h5 Bxf4 35. hxg6+ Qxg6 36. Qxg6+ Kxg6 37. gxf4 Kf5 38. e3 Rg8+ 39. Kh2 Rg7 40. e4+ Kxe4 41. f3+ Kxf4 42. Rg2 Rh8+ 43. Kg1 Re7 44. Re2 Rxe2 45. a5 bxa5 46. b6 axb6 47. Rd1 Rg8+ 48. Kf1 Rgg2 49. Rd4+ Ke3 50. Re4+ Kd2 51. Rd4+ Kc1 52. Rc4+ Rc2 53. Rxc2+ Rxc2 54. f4 a4 55. f5 Rc4 56. f6 Rf4+ 57. Ke2 Rxf6 58. Kd3 a3 59. Kc4 a2 60. Kb5 a1Q 61. Kc4 Qd4+ 62. Kb5 Qb4+ 63. Ka6 b5+ 64. Kb7 Qe4+ 0-1

[Event "Titled Tuesday intern op 13th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.13"]
[Round "6"]
[White "Costa, Paulo Cesar"]
[Black "Ghosh, Chanchal Kumer"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1974"]
[BlackElo "2061"]
[PlyCount "78"]
[EventDate "2020.10.13"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 d6 3. d4 cxd4 4. Nxd4 Nf6 5. g3 a6 6. Bg2 e5 7. Nc2 Be7 8. 0-0 0-0 9. Nc3 Nc6 10. Ne3 Be6 11. Ned5 Re8 12. Be3 Rc8 13. Qd2 Bxd5 14. Nxd5 Nxd5 15. Bxd5 Bf6 16. Rfd1 Qd7 17. b3 h5 18. Rac1 h4 19. Kg2 e4 20. a3 Ne5 21. h3 hxg3 22. fxg3 Ng6 23. Rf1 Re5 24. Bd4 e3 25. Qa5 Rh5 26. g4 Bxd4 27. gxh5 Nh4+ 28. Kg1 Qxh3 29. Rxf7 Kh8 30. Bxb7 Be5 31. Qxe5 dxe5 32. Rcf1 Rd8 33. Rf8+ Rxf8 34. Rxf8+ Kh7 35. Bh1 Qg3+ 36. Kf1 Qh3+ 37. Kg1 Qg4+ 38. Kf1 Nf5 39. Ke1 Qg1# 0-1

[Event "Titled Tuesday intern op 13th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.13"]
[Round "1"]
[White "Costa, Paulo Cesar"]
[Black "Pert, Richard G"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "1974"]
[BlackElo "2416"]
[PlyCount "104"]
[EventDate "2020.10.13"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 dxc4 5. e3 a6 6. a4 c5 7. Bxc4 Nc6 8. 0-0 Be7 9. dxc5 Bxc5 10. Qxd8+ Kxd8 11. e4 h6 12. Bf4 Ke7 13. Ne5 Nxe5 14. Bxe5 Bd7 15. Rad1 Rac8 16. Bxf6+ gxf6 17. Be2 Bb4 18. Na2 Bd6 19. Nc3 Be5 20. Rd3 Bxc3 21. Rxc3 Rxc3 22. bxc3 Bxa4 23. Rb1 Bc6 24. f3 Rd8 25. Kf2 Rd2 26. Ke3 Rc2 27. Kd3 Ra2 28. Ke3 Kd6 29. g3 Kc5 30. h3 a5 31. h4 a4 32. Rb4 b5 33. Rb1 a3 34. Rb3 Ra1 35. g4 Bd7 36. h5 e5 37. Rb4 a2 38. Rb2 Bc6 39. Kf2 Rc1 40. Rxa2 Rxc3 41. Rb2 b4 42. Ke1 Ba4 43. Kd2 Ra3 44. Ke1 Bb3 45. Kd2 Ra2 46. Rxa2 Bxa2 47. Kc2 Be6 48. Kb2 Kd4 49. Kc2 Ke3 50. Bd1 Bc4 51. Kb2 Kd2 52. Bb3 Be2 0-1

[Event "Titled Tuesday intern op 13th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.13"]
[Round "4"]
[White "Costa, Paulo Cesar"]
[Black "Yang, Kevin S"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "1974"]
[BlackElo "2275"]
[PlyCount "142"]
[EventDate "2020.10.13"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 d6 3. d4 Nbd7 4. Nc3 c6 5. g3 Qc7 6. Bg2 e5 7. 0-0 Be7 8. b3 0-0 9. Ba3 Re8 10. dxe5 dxe5 11. Bxe7 Rxe7 12. Ng5 h6 13. Nge4 Nxe4 14. Nxe4 f5 15. Nd6 Nf6 16. Nxc8 Rxc8 17. Qc2 e4 18. e3 Nd7 19. Bh3 Rf8 20. Rad1 Ne5 21. Bg2 Nd3 22. Rd2 Rd7 23. Rfd1 Rfd8 24. Bf1 Ne5 25. Rxd7 Rxd7 26. Rxd7 Qxd7 27. Be2 c5 28. Qd1 Qxd1+ 29. Bxd1 Nd3 30. Kf1 Nc1 31. a3 Nd3 32. Bc2 Ne5 33. Bd1 Kf7 34. Be2 g5 35. Ke1 Ke6 36. Kd2 Nd7 37. Kc3 Ke5 38. b4 b6 39. Bf1 f4 40. Bh3 Nf6 41. gxf4+ gxf4 42. Bc8 h5 43. Kd2 f3 44. h3 Ne8 45. Kc3 Nd6 46. Bd7 Kf6 47. bxc5 bxc5 48. h4 Nf5 49. Bxf5 Kxf5 50. Kb3 Kg4 51. Ka4 Kxh4 52. Kb5 Kg5 53. Kxc5 h4 54. Kd6 h3 55. c5 h2 56. c6 h1Q 57. c7 Qc1 58. Kd7 Qd2+ 59. Ke8 Qc3 60. Kd8 Qf6+ 61. Kd7 Qf7+ 62. Kd8 Qd5+ 63. Ke8 Qc6+ 64. Kd8 Qd6+ 65. Kc8 Kf6 66. Kb7 Qd7 67. Kb8 Qb5+ 68. Ka8 Qc6+ 69. Kb8 Qb6+ 70. Kc8 Ke7 71. a4 Kd6 0-1

[Event "Titled Tuesday intern op 13th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.13"]
[Round "3"]
[White "Cramling Bellon, Anna"]
[Black "Costa, Paulo Cesar"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2035"]
[BlackElo "1974"]
[PlyCount "38"]
[EventDate "2020.10.13"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. e3 f6 5. Nc3 f5 6. Bd3 Nf6 7. Qc2 Ne4 8. h3 Bd6 9. g4 0-0 10. cxd5 cxd5 11. gxf5 Nxc3 12. Qxc3 exf5 13. Bd2 Nc6 14. Qb3 Be6 15. 0-0-0 Qb6 16. Qxb6 axb6 17. Kb1 Nb4 18. Bxb4 Bxb4 19. Rc1 Rac8 1/2-1/2

[Event "Titled Tuesday intern op 13th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.13"]
[Round "7"]
[White "Mollo, Jhoan"]
[Black "Costa, Paulo Cesar"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2073"]
[BlackElo "1974"]
[PlyCount "44"]
[EventDate "2020.10.13"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. h3 Nc6 6. c3 Nge7 7. Qf3 0-0 8. Ne2 Re8 9. Bf4 Bxf4 10. Qxf4 Ng6 11. Qf3 Nh4 12. Qg3 Bf5 13. 0-0 Bxd3 14. Qxd3 Qg5 15. Ng3 Re7 16. Nd2 Rae8 17. Qb5 Qxd2 18. Qxb7 Re6 19. Rad1 Qg5 20. Qxc7 f5 21. c4 f4 22. cxd5 Qxd5 0-1

[Event "Titled Tuesday intern op 13th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.13"]
[Round "5"]
[White "Roebers, Jan"]
[Black "Costa, Paulo Cesar"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2170"]
[BlackElo "1974"]
[PlyCount "79"]
[EventDate "2020.10.13"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Bc5 9. Qd2 0-0 10. Be2 a6 11. 0-0-0 Bxd4 12. Bxd4 b5 13. a3 Rb8 14. h4 b4 15. Nb1 bxa3 16. Nxa3 f6 17. exf6 Nxf6 18. Bxf6 Qxf6 19. c3 Na5 20. Kb1 Nb3 21. Qd3 Qxf4 22. Rdf1 Nd2+ 23. Ka2 Nxf1 24. Rxf1 Qxh4 25. Bf3 Rf7 26. Qd1 Rfb7 27. b4 Qe7 28. Be2 a5 29. Bd3 axb4 30. Qh5 g6 31. Bxg6 hxg6 32. Qxg6+ Qg7 33. Qe8+ Kh7 34. Rh1+ Qh6 35. Rxh6+ Kxh6 36. Qh8+ Kg6 37. Qg8+ Kh6 38. Qh8+ Kg6 39. Qg8+ Kh6 40. Qh8+ 1/2-1/2

[Event "Titled Tuesday intern op 06th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.06"]
[Round "1"]
[White "Costa, Paulo Cesar"]
[Black "Hua, Lefong"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1974"]
[BlackElo "2305"]
[PlyCount "118"]
[EventDate "2020.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 c5 7. d4 Nc6 8. b3 cxd4 9. Nxd4 Bd7 10. Bb2 Qa5 11. Nd5 Nxd5 12. cxd5 Nxd4 13. Bxd4 Qb4 14. Bxg7 Kxg7 15. Qd3 Rac8 16. Qe3 Rfe8 17. Qxa7 Rc2 18. e3 Rec8 19. a3 Qxb3 20. Qd4+ Kg8 21. Rfb1 Qxb1+ 22. Rxb1 Rc1+ 23. Rxc1 Rxc1+ 24. Bf1 Bh3 25. Qd3 Kf8 26. f3 h5 27. Kf2 Rxf1+ 28. Ke2 Rh1 29. Qc3 Rxh2+ 30. Kd3 f6 31. e4 Rg2 32. Qe1 Ra2 33. Qb4 b5 34. Ke3 Bd7 35. f4 Rc2 36. Qa5 Ke8 37. Qa8+ Rc8 38. Qa5 Kf7 39. Qb6 Ke8 40. Qb7 Rc3+ 41. Kf2 Rxa3 42. Qb8+ Kf7 43. Qc7 Be8 44. Qc8 b4 45. Qe6+ Kf8 46. f5 g5 47. Qc8 b3 48. Qb7 Ra2+ 49. Ke3 Rg2 50. Kd4 Rxg3 51. Qb4 h4 52. e5 dxe5+ 53. Kc5 Rd3 54. Kb6 h3 55. Kc7 h2 56. d6 Rxd6 57. Qb8 h1Q 58. Qxe8+ Kxe8 59. Kc8 Qc6+ 0-1

[Event "Titled Tuesday intern op 06th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.06"]
[Round "5"]
[White "Costa, Paulo Cesar"]
[Black "Vovk, Orest"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1974"]
[BlackElo "2315"]
[PlyCount "97"]
[EventDate "2020.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nc6 2. d4 e5 3. dxe5 Qe7 4. Nc3 Nxe5 5. Nxe5 Qxe5 6. Be3 Bc5 7. Bxc5 Qxc5 8. e3 Nf6 9. Qd4 Qxd4 10. exd4 a6 11. Bd3 0-0 12. 0-0 d6 13. Rfe1 Bd7 14. Ne4 Nxe4 15. Bxe4 c6 16. Re3 Rfe8 17. Rae1 d5 18. Bd3 Rxe3 19. Rxe3 Re8 20. Rxe8+ Bxe8 21. Kf1 h6 22. Ke2 Kf8 23. Ke3 Ke7 24. c3 Kd6 25. b4 Bd7 26. g3 Bc8 27. Kf4 b6 28. Bf5 Be6 29. Bxe6 Kxe6 30. h4 Kf6 31. Kg4 g5 32. hxg5+ hxg5 33. f4 gxf4 34. gxf4 Kg6 35. f5+ Kh6 36. Kh4 Kg7 37. Kg5 f6+ 38. Kh5 Kh7 39. Kg4 Kh6 40. Kh4 a5 41. a3 a4 42. Kg4 Kg7 43. Kh5 Kh7 44. Kg4 Kh6 45. Kh4 Kg7 46. Kh5 Kh7 47. Kg4 Kh6 48. Kh4 Kg7 49. Kh5 1/2-1/2

[Event "Titled Tuesday intern op 06th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.06"]
[Round "4"]
[White "Janaszak, Dawid"]
[Black "Costa, Paulo Cesar"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2348"]
[BlackElo "1974"]
[PlyCount "57"]
[EventDate "2020.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. Bf4 Bf5 4. e3 Qb6 5. Nbd2 Nf6 6. Bd3 Bxd3 7. cxd3 Nbd7 8. 0-0 Nh5 9. Be5 f6 10. Ne1 fxe5 11. Qxh5+ g6 12. Qg4 exd4 13. exd4 Nf6 14. Qe6 Qxd4 15. Nef3 Qxd3 16. Rfe1 Qf5 17. Qd6 Rd8 18. Qc7 Qd7 19. Qa5 b6 20. Qa3 Bh6 21. Re2 c5 22. Rae1 Bxd2 23. Nxd2 0-0 24. Rxe7 Rfe8 25. Rxe8+ Rxe8 26. Rxe8+ Nxe8 27. Nf3 Qf5 28. h3 a5 29. Qb3 1/2-1/2

[Event "Titled Tuesday intern op 06th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.06"]
[Round "3"]
[White "Manolache, Marius"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2541"]
[BlackElo "1974"]
[PlyCount "59"]
[EventDate "2020.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 e6 5. a3 Nbd7 6. Nc3 Bd6 7. Be2 0-0 8. cxd5 exd5 9. Qc2 Re8 10. Bd3 Nf8 11. h3 Qe7 12. 0-0 Ne4 13. Nd2 Nxd2 14. Bxd2 h6 15. Rfe1 Be6 16. f4 a6 17. Rf1 f6 18. Rae1 Rad8 19. b4 Bf7 20. Na4 Qc7 21. Nc5 Nd7 22. Bf5 Nxc5 23. bxc5 Bf8 24. Rb1 Rb8 25. Rb6 Be6 26. Bg6 Bf7 27. Bh7+ Kh8 28. Rfb1 Bg8 29. Bd3 Bf7 30. R1b2 1-0

[Event "Titled Tuesday intern op 06th Oct"]
[Site "Chess.com INT"]
[Date "2020.10.06"]
[Round "7"]
[White "Ronka, Erik"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2303"]
[BlackElo "1974"]
[PlyCount "101"]
[EventDate "2020.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. g4 e6 9. g5 Nd5 10. Bd2 Nxc3 11. Qxc3 Na6 12. a3 Nc7 13. 0-0-0 Qd7 14. Bg2 0-0-0 15. Rhf1 Bd6 16. Qf3 Rhf8 17. Qh5 Nd5 18. Qxh7 g6 19. Qh4 Qe7 20. Qg4 Qc7 21. c4 Nf4 22. Bxf4 Bxf4+ 23. Qxf4 Qa5 24. Qd2 Qa4 25. Qc2 Qa5 26. h4 Rh8 27. Rf4 Rd7 28. Rdf1 Rh7 29. Bh3 a6 30. Qc3 Qa4 31. Qc2 Qa5 32. Rxf7 Rhxf7 33. Rxf7 Rxf7 34. Bxe6+ Kb8 35. Bxf7 Qe1+ 36. Qd1 Qxh4 37. Qd2 Qh1+ 38. Kc2 Qe4+ 39. Qd3 Qg2+ 40. Kc3 Qxg5 41. Bxg6 Qa5+ 42. Kc2 Qa4+ 43. Kb1 Qa5 44. d5 Qe1+ 45. Ka2 cxd5 46. cxd5 Qe7 47. d6 Qd7 48. Bf5 Qc6 49. d7 Qc4+ 50. Qxc4 b5 51. d8R+ 1-0

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "7"]
[White "Antonova, Nadezhda"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1877"]
[BlackElo "1974"]
[PlyCount "125"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 e6 2. d4 Nf6 3. e3 d5 4. Nbd2 c5 5. b3 cxd4 6. exd4 Bd6 7. Bb2 0-0 8. Bd3 Nc6 9. 0-0 Nb4 10. Be2 Bd7 11. a3 Nc6 12. Bd3 Rc8 13. Ne5 Qc7 14. f4 g6 15. Qe2 Rfe8 16. Ndf3 Bf8 17. Ng5 Nxe5 18. fxe5 Ne4 19. Nxe4 dxe4 20. Bxe4 Bg7 21. c4 Rf8 22. Rac1 Bc6 23. d5 exd5 24. cxd5 Bxe5 25. Bxe5 Qxe5 26. dxc6 bxc6 27. Bf3 Qd4+ 28. Qf2 c5 29. Qxd4 cxd4 30. Rxc8 Rxc8 31. Rd1 Rd8 32. Be4 f5 33. Bd3 Kg7 34. Kf2 Kf6 35. Ke2 Ke5 36. Bc4 f4 37. Kd3 g5 38. Re1+ Kf6 39. Re6+ Kg7 40. Re7+ Kg6 41. Rxa7 g4 42. Ra6+ Kg5 43. Ra5+ Kh4 44. Rd5 Re8 45. Rxd4 Re3+ 46. Kd2 Kg5 47. g3 fxg3 48. Kxe3 gxh2 49. Rd1 g3 50. Kf3 g2 51. Kxg2 h1Q+ 52. Kxh1 h5 53. Kg2 h4 54. Kh3 Kf4 55. Rg1 Ke3 56. Kxh4 Kd2 57. a4 Kc3 58. a5 Kb2 59. a6 Ka3 60. a7 Kb4 61. a8Q Kc3 62. Qf3+ Kb4 63. Qf8+ 1-0

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "9"]
[White "Awoki, Daniel Teidi"]
[Black "Costa, Paulo Cesar"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "2152"]
[BlackElo "1974"]
[PlyCount "108"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. 0-0 cxd4 9. cxd4 Nxd4 10. Nxd4 Qxd4 11. Nf3 Qb6 12. Qa4 Be7 13. Bd2 0-0 14. Rac1 Nc5 15. Qd4 Nxd3 16. Qxd3 Qxb2 17. Rc7 Qa3 18. Qd4 Bd8 19. Rc2 Bb6 20. Qg4 f5 21. exf6 Rxf6 22. Ne5 Qd6 23. Bf4 Bd7 24. Rfc1 Raf8 25. Bg3 Be8 26. Rc8 Rxf2 27. Bxf2 Bxf2+ 28. Kh1 Qxe5 29. Rf1 Bd4 30. Rfc1 Qf6 31. h3 Be5 32. Qe2 Bg3 33. R8c2 Bd6 34. Rc8 Qf4 35. g3 Qxg3 36. Qxe6+ Kh8 37. Qe2 Qe5 38. Qxe5 Bxe5 39. Re1 Kg8 40. Rxe5 Kf7 41. Rc7+ Kg8 42. Rc8 Kf7 43. Rf5+ Kg8 44. Rxf8+ Kxf8 45. Rc7 h6 46. Rxb7 d4 47. Rxa7 d3 48. Ra6 d2 49. Rd6 d1Q+ 50. Rxd1 h5 51. Rf1+ Bf7 52. Rg1 g6 53. Kh2 Kg7 54. Rf1 Kh6 0-1

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "4"]
[White "Costa, Paulo Cesar"]
[Black "Cella, Glaucio Dalla Cortt"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1974"]
[BlackElo "1961"]
[PlyCount "65"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 e6 3. g3 Nf6 4. Bg2 Nc6 5. 0-0 d5 6. cxd5 exd5 7. d4 cxd4 8. Nxd4 Bc5 9. Nb3 Bb6 10. Nc3 Be6 11. Bg5 Ne7 12. Bxf6 gxf6 13. e3 h5 14. h4 Rc8 15. Qf3 Ng6 16. Rad1 Ne5 17. Qe2 Bg4 18. f3 Be6 19. Nd4 Nc4 20. b3 Nd6 21. Na4 Bc7 22. Nc5 Qe7 23. Nb5 Nf5 24. Nxc7+ Rxc7 25. Nxe6 fxe6 26. Qb5+ Kf8 27. e4 Nxg3 28. Rfe1 Rg8 29. exd5 Qc5+ 30. Qxc5+ Rxc5 31. dxe6 Rc2 32. Rd8+ Ke7 33. Rxg8 1-0

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "10"]
[White "Costa, Paulo Cesar"]
[Black "Grochal, Joey"]
[Result "0-1"]
[ECO "E19"]
[WhiteElo "1974"]
[BlackElo "2335"]
[PlyCount "152"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 f5 9. b3 Bf6 10. Bb2 d6 11. Rad1 Qe7 12. Nd2 d5 13. e3 c6 14. Ncxe4 fxe4 15. f3 exf3 16. Rxf3 Nd7 17. e4 Bg5 18. Qd3 Nf6 19. e5 Ng4 20. Bc1 Rxf3 21. Nxf3 Bxc1 22. Rxc1 Rf8 23. c5 b5 24. Rf1 Bc8 25. a4 a6 26. axb5 axb5 27. h3 Nh6 28. Nh2 Bd7 29. Rxf8+ Qxf8 30. Qf3 Be8 31. Qxf8+ Kxf8 32. g4 Bg6 33. b4 Nf7 34. Nf3 Be4 35. Kf2 Bxf3 36. Kxf3 g6 37. Ke3 Kg7 38. Kf4 h6 39. h4 g5+ 40. hxg5 Nxg5 41. Bh1 Kg6 42. Bg2 Nh7 43. Bf1 Nf8 44. Bd3+ Kg7 45. Be2 Nd7 46. g5 hxg5+ 47. Kxg5 Kf7 48. Bh5+ Ke7 49. Be2 Nb8 50. Kf4 Na6 51. Ke3 Nxb4 52. Kd2 Na6 53. Kc3 Kf7 54. Bh5+ Kg7 55. Bd1 Kg6 56. Bf3 Kg5 57. Bd1 Kf4 58. Kd2 Nc7 59. Kc3 Ne8 60. Bc2 Ng7 61. Kb4 Nf5 62. Ka5 Nxd4 63. Kb6 Nxc2 64. Kxc6 b4 65. Kd6 Nd4 66. c6 Nxc6 67. Kxc6 b3 68. Kd6 Kf5 69. Ke7 b2 70. Kd7 b1Q 71. Kd8 d4 72. Ke8 d3 73. Ke7 d2 74. Kf7 d1Q 75. Kg7 Qd7+ 76. Kh6 Qh1# 0-1

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "8"]
[White "Costa, Paulo Cesar"]
[Black "Laith, Kasib"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "1974"]
[BlackElo "2047"]
[PlyCount "65"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. d4 d6 4. Nc3 Nc6 5. g3 Bg4 6. d5 Bxf3 7. exf3 Ne5 8. f4 Nd7 9. Bg2 h5 10. h4 Nh6 11. 0-0 0-0 12. Be3 Nf5 13. Qd2 Nf6 14. Rac1 Ng4 15. Nd1 e5 16. dxe6 fxe6 17. Bxb7 Rb8 18. Bf3 Nxh4 19. Bxg4 hxg4 20. gxh4 Qxh4 21. f3 g3 22. Qg2 Kf7 23. Bf2 gxf2+ 24. Qxf2 Qh3 25. Qg2 Qf5 26. Qg4 Qd3 27. Nf2 Qe3 28. Rfe1 Qxe1+ 29. Rxe1 e5 30. Ne4 Rh8 31. Ng5+ Kg8 32. Qe6+ Kf8 33. Qf7# 1-0

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "2"]
[White "Costa, Paulo Cesar"]
[Black "Leiva Rodriguez, Jeammarco Giuseppe"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1974"]
[BlackElo "2391"]
[PlyCount "82"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 c5 5. 0-0 g6 6. Nc3 Bg7 7. d4 cxd4 8. Qxd4 d6 9. Qh4 h6 10. Rd1 Nbd7 11. Qd4 Rc8 12. b3 0-0 13. Bb2 a6 14. Rac1 b5 15. cxb5 Ne4 16. Qe3 axb5 17. Ba1 Nxc3 18. Bxc3 Bxc3 19. Rxc3 Rxc3 20. Qxc3 Qa8 21. a4 bxa4 22. Ra1 Nc5 23. bxa4 Be4 24. Qe3 Kg7 25. a5 Rb8 26. Ne1 Bxg2 27. Nxg2 e5 28. f4 Rb3 29. Qd2 Qc6 30. fxe5 dxe5 31. Rc1 Rb5 32. Ne3 Qa6 33. Nc4 Ne6 34. Qc3 Rc5 35. Qb4 Qc6 36. a6 Qxa6 37. Rc2 Qa7 38. Kg2 Qa8+ 39. Kg1 Qe4 40. Qc3 Ng5 41. Qd3 Nh3+ 0-1

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "6"]
[White "Costa, Paulo Cesar"]
[Black "Narva, Regina R"]
[Result "0-1"]
[ECO "D70"]
[WhiteElo "1974"]
[BlackElo "1901"]
[PlyCount "56"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 g6 4. cxd5 Nxd5 5. e4 Nb6 6. Be2 Bg7 7. Nc3 0-0 8. Be3 Nc6 9. h3 e5 10. d5 Ne7 11. 0-0 f5 12. exf5 gxf5 13. Bg5 e4 14. Nd4 Qe8 15. Ndb5 Bxc3 16. bxc3 Nexd5 17. Bc4 Be6 18. Qb3 c6 19. Nd4 Nxc4 20. Nxe6 Qxe6 21. Qxc4 Qg6 22. Be7 Rf7 23. Bc5 Rg7 24. g3 f4 25. g4 h5 26. Bd4 hxg4 27. Bxg7 gxh3+ 28. Kh1 Qg2# 0-1

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "11"]
[White "Fajdetic, Hrvoje"]
[Black "Costa, Paulo Cesar"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2151"]
[BlackElo "1974"]
[PlyCount "31"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bg3 Nf6 5. Nf3 c5 6. c3 Qc7 7. Nbd2 Nbd7 8. Bb5 b6 9. Ne5 0-0 10. f4 a6 11. Bd3 a5 12. Qe2 Qa7 13. Nc6 Qc7 14. Ne5 Qa7 15. Nc6 Qc7 16. Ne5 1/2-1/2

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "1"]
[White "Posthuma, Joshua G"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2339"]
[BlackElo "1974"]
[PlyCount "97"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Qb3 Qb6 5. c5 Qxb3 6. axb3 a6 7. Bf4 Nd7 8. e3 Ngf6 9. b4 Nh5 10. b5 Nxf4 11. exf4 f6 12. b4 Be7 13. Nc3 Kf7 14. bxc6 bxc6 15. b5 cxb5 16. Bxb5 Nb8 17. 0-0 Bb7 18. Bd3 Nc6 19. Na4 Bd8 20. Rfb1 Rb8 21. Nb6 Bc7 22. Nd7 Rbd8 23. Rxb7 Rxd7 24. Rxa6 Rhd8 25. Rxc6 Bxf4 26. Rxd7+ Rxd7 27. g3 Bh6 28. Bxh7 g6 29. Nh4 g5 30. Nf3 Bf8 31. Bc2 Be7 32. h4 g4 33. Ne1 Bd8 34. Bd1 Ba5 35. Nd3 Bc3 36. Bxg4 f5 37. Ne5+ Ke7 38. Nxd7 Kxd7 39. Rd6+ Ke7 40. Bxf5 exf5 41. Rxd5 Ke6 42. Rd6+ Ke7 43. h5 Ba5 44. h6 f4 45. gxf4 Bc3 46. h7 Bd2 47. h8Q Bxf4 48. Qf6+ Ke8 49. Rd8# 1-0

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "5"]
[White "Vlassov, Nikolai"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2352"]
[BlackElo "1974"]
[PlyCount "77"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. c4 Bb4+ 6. Nc3 0-0 7. Bd3 dxc4 8. Bxc4 Re8+ 9. Be3 Bg4 10. 0-0 Nbd7 11. Qb3 Qe7 12. Ne5 Bxc3 13. Bxf7+ Kh8 14. Bxe8 Nxe5 15. dxe5 Bxe5 16. Bb5 Be6 17. Bc4 Bxh2+ 18. Kxh2 Ng4+ 19. Kg1 Qh4 20. Bf4 Bxc4 21. Qxc4 Nh2 22. Rfe1 Rf8 23. Qf7 Qd8 24. Rad1 Qc8 25. Qd7 Qb8 26. Bxh2 Rg8 27. Re7 h6 28. Be5 Qf8 29. Rf7 Qe8 30. Bxg7+ Kh7 31. Bc3+ Kg6 32. Rg7+ Rxg7 33. Qxe8+ Kh7 34. Bxg7 Kxg7 35. Rd7+ Kf6 36. Qf7+ Kg5 37. Rd5+ Kg4 38. Qf5+ Kh4 39. g3# 1-0

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "3"]
[White "Volovich, Vasily"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2177"]
[BlackElo "1974"]
[PlyCount "79"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. c3 Nc6 7. 0-0 Qb6 8. Bc2 Be7 9. Re1 h6 10. a3 a5 11. b3 0-0 12. Be3 cxd4 13. cxd4 f5 14. exf6 Nxf6 15. Nc3 Bd7 16. Qd3 Rae8 17. Ne5 Qd8 18. h3 Bd6 19. Bf4 Qc7 20. Nb5 Qb8 21. Nxd6 Qxd6 22. Ng6 e5 23. dxe5 Nxe5 24. Bxe5 Rxe5 25. Nxe5 Bc6 26. Nxc6 bxc6 27. Re2 a4 28. b4 Qf4 29. Bxa4 Ne4 30. Bxc6 Nxf2 31. Bxd5+ Kh8 32. Qe3 Nxh3+ 33. gxh3 Qg5+ 34. Qxg5 hxg5 35. Rf1 Rxf1+ 36. Kxf1 Kh7 37. b5 Kh6 38. b6 g4 39. b7 gxh3 40. b8Q 1-0

[Event "Titled Tuesday intern op 29th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.29"]
[Round "4"]
[White "Costa, Paulo Cesar"]
[Black "Kadam, Om Manish"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "1974"]
[BlackElo "2114"]
[PlyCount "55"]
[EventDate "2020.09.29"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Nc3 e5 7. d4 exd4 8. Nxd4 Re8 9. Qc2 c6 10. Bf4 Nh5 11. Be3 Nd7 12. Rad1 Ne5 13. b3 Ng4 14. Bc1 Qe7 15. Nxc6 bxc6 16. Bxc6 Bf5 17. e4 Be6 18. Nb5 Ne5 19. Bxa8 Rxa8 20. f4 Nc6 21. Ba3 a6 22. Nxd6 Qa7+ 23. Kg2 Bg4 24. Rd2 Qe3 25. Rd3 Nd4 26. Qd2 Bf3+ 27. Rxf3 Nxf3 28. Qxe3 1-0

[Event "Titled Tuesday intern op 29th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.29"]
[Round "1"]
[White "Costa, Paulo Cesar"]
[Black "Kotsur, Pavel"]
[Result "0-1"]
[ECO "E56"]
[WhiteElo "1974"]
[BlackElo "2517"]
[PlyCount "100"]
[EventDate "2020.09.29"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Bb4 5. e3 0-0 6. Bd3 dxc4 7. Bxc4 c5 8. 0-0 Nc6 9. a3 Ba5 10. dxc5 Bxc3 11. bxc3 Qa5 12. Qb3 Qxc5 13. Qb5 Qxb5 14. Bxb5 Bd7 15. Rd1 Rfc8 16. c4 Be8 17. Bb2 Ne4 18. Rab1 Na5 19. Bxe8 Rxe8 20. Rd4 Nc5 21. Kf1 Rec8 22. Bc3 Nc6 23. Rdd1 Ne4 24. Bb4 b6 25. Rd7 h6 26. Rbd1 Nf6 27. Rb7 Nd8 28. Re7 a5 29. Bc3 Rxc4 30. Bxf6 Nc6 31. Ne5 gxf6 32. Nxc4 Nxe7 33. Nxb6 Rb8 34. Nc4 a4 35. Rd4 Rb3 36. g3 Nd5 37. Rg4+ Kf8 38. h4 h5 39. Rd4 f5 40. Kg2 Ke7 41. Kf3 Kf6 42. Kg2 Nc3 43. Rd3 Ne4 44. Rd4 Rc3 45. Nb6 Rc2 46. Nxa4 Rxf2+ 47. Kg1 Ra2 48. Nc5 Nxc5 49. Rc4 Ne4 50. a4 Nxg3 0-1

[Event "Titled Tuesday intern op 29th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.29"]
[Round "7"]
[White "Costa, Paulo Cesar"]
[Black "Perez Gormaz, Matias Ariel"]
[Result "0-1"]
[ECO "E51"]
[WhiteElo "1974"]
[BlackElo "2413"]
[PlyCount "88"]
[EventDate "2020.09.29"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Nc3 Bb4 5. e3 0-0 6. a3 Bxc3+ 7. bxc3 c6 8. Bd3 b6 9. 0-0 Ba6 10. cxd5 cxd5 11. Qe2 Bxd3 12. Qxd3 Qc7 13. Ne5 Rc8 14. Bd2 Nc6 15. Nxc6 Qxc6 16. Rfc1 Qc4 17. Qxc4 Rxc4 18. f3 Ra4 19. Kf2 Ne8 20. Rcb1 Nd6 21. Rb4 Rxb4 22. axb4 a5 23. bxa5 bxa5 24. Ra4 Nc4 25. Ke2 Nb6 26. Ra1 a4 27. Bc1 Nc4 28. e4 Kf8 29. Kd3 Ke7 30. Ba3+ Kd7 31. Bb4 Kc6 32. Ra2 Kb5 33. Ba3 h5 34. h3 g5 35. Ra1 Kc6 36. Ra2 f5 37. e5 Rg8 38. Bc5 Kb5 39. Ra1 g4 40. Rb1+ Kc6 41. hxg4 hxg4 42. Ra1 gxf3 43. gxf3 Rg2 44. Rd1 f4 0-1

[Event "Titled Tuesday intern op 29th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.29"]
[Round "2"]
[White "Grieve, Harry"]
[Black "Costa, Paulo Cesar"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "2356"]
[BlackElo "1974"]
[PlyCount "127"]
[EventDate "2020.09.29"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 f6 10. exf6 Nxf6 11. 0-0 Bd6 12. Nc3 0-0 13. h3 Bd7 14. Na4 Qc7 15. Re1 Rae8 16. Bg5 e5 17. dxe5 Nxe5 18. Nxe5 Bxe5 19. Qb3 Bc6 20. Nc5 Qb6 21. Qxb6 axb6 22. Nb3 Bxb2 23. Rab1 Bc3 24. Rec1 d4 25. Bd2 Be4 26. Bxe4 Nxe4 27. Bxc3 Nxc3 28. Nxd4 Nxb1 29. Rxb1 Re4 30. Nf3 Ra8 31. Rxb6 Ra7 32. Rd6 Rxa2 33. Rd8+ Kf7 34. Ng5+ Ke7 35. Rg8 Re1+ 36. Kh2 Kf6 37. Nxh7+ Kf7 38. Rb8 Re7 39. Ng5+ Kg6 40. Nf3 Rxf2 41. Kg3 Rb2 42. Kf4 b5 43. Ne5+ Rxe5 44. Kxe5 Rxg2 45. Rb6+ Kh7 46. Kf4 Rh2 47. Rxb5 Rxh3 48. Kg4 Rc3 49. Rb6 Rc7 50. Rb5 Ra7 51. Rb6 Ra5 52. Kh4 g6 53. Kg4 Kh6 54. Kh4 Ra4+ 55. Kh3 Kg5 56. Rb5+ Kh6 57. Rc5 Kh7 58. Rc6 Ra3+ 59. Kh4 Ra4+ 60. Kg5 Ra5+ 61. Kg4 Ra4+ 62. Kg5 Ra5+ 63. Kg4 Ra4+ 64. Kg5 1/2-1/2

[Event "Titled Tuesday intern op 29th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.29"]
[Round "3"]
[White "Musat, Adrian"]
[Black "Costa, Paulo Cesar"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2387"]
[BlackElo "1974"]
[PlyCount "34"]
[EventDate "2020.09.29"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. a3 Nf6 6. Rb1 0-0 7. b4 d6 8. Nf3 Bg4 9. 0-0 Qd7 10. Ng5 h6 11. Nge4 Nxe4 12. Nxe4 cxb4 13. axb4 Bh3 14. d4 Bxg2 15. Kxg2 Nxd4 16. Bxh6 Bxh6 17. Qxd4 Bg7 1/2-1/2

[Event "Titled Tuesday intern op 22nd Sept"]
[Site "Chess.com INT"]
[Date "2020.09.22"]
[Round "7"]
[White "Costa, Paulo Cesar"]
[Black "Csonka, Balazs"]
[Result "1/2-1/2"]
[ECO "D48"]
[WhiteElo "1974"]
[BlackElo "2498"]
[PlyCount "45"]
[EventDate "2020.09.22"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Nc3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. 0-0 a6 10. Qe2 c5 11. Rd1 Qc7 12. h3 Be7 13. Bd2 0-0 14. Rac1 c4 15. Bc2 e5 16. e4 exd4 17. Nxd4 Bc5 18. Be3 Rfe8 19. Qf3 Rac8 20. Nf5 Ne5 21. Qg3 Nh5 22. Qh4 Bxe3 23. fxe3 1/2-1/2

[Event "Titled Tuesday intern op 22nd Sept"]
[Site "Chess.com INT"]
[Date "2020.09.22"]
[Round "3"]
[White "Costa, Paulo Cesar"]
[Black "Kim, Sergey2222"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "1974"]
[BlackElo "2295"]
[PlyCount "73"]
[EventDate "2020.09.22"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. d4 Kf8 6. Nc3 Kg8 7. 0-0 Nbd7 8. b3 h5 9. h4 Ng4 10. Bb2 c6 11. Rc1 Kh7 12. Qd2 Rf8 13. d5 Ndf6 14. dxc6 bxc6 15. Nd4 Bb7 16. Nxc6 Qd7 17. Nd4 Bxg2 18. Kxg2 a6 19. Nf3 Qb7 20. Rcd1 Rfd8 21. Nd5 Kg8 22. Nxf6+ Nxf6 23. Bxf6 Bxf6 24. Qd5 Qxd5 25. Rxd5 a5 26. Rd3 Rdc8 27. Rb1 a4 28. Nd4 Bxd4 29. Rxd4 Rab8 30. e3 Rb4 31. Re4 Kf8 32. Kf3 Rc5 33. Ke2 f6 34. Rd4 Kf7 35. f4 Ke6 36. Kd3 Kf5 37. Ke2 1/2-1/2

[Event "Titled Tuesday intern op 22nd Sept"]
[Site "Chess.com INT"]
[Date "2020.09.22"]
[Round "2"]
[White "Costa, Paulo Cesar"]
[Black "Shuvalov, Evgenij"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "1974"]
[BlackElo "2182"]
[PlyCount "173"]
[EventDate "2020.09.22"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 Bf5 5. Bd3 Bxd3 6. Qxd3 e6 7. 0-0 Nbd7 8. Nc3 Be7 9. e4 0-0 10. e5 Ne8 11. b3 Nc7 12. Bb2 dxc4 13. bxc4 Nb6 14. a4 a5 15. Ba3 c5 16. Rfd1 cxd4 17. Bxe7 Qxe7 18. Qxd4 Ra6 19. Rab1 Nca8 20. c5 Nc8 21. Ne4 Na7 22. Qd7 Qxd7 23. Rxd7 Nc6 24. Rbxb7 h6 25. Nd6 Nd8 26. Rb8 Nc6 27. Rxf8+ Kxf8 28. Rxf7+ Kg8 29. h4 Nb4 30. Rb7 Nd5 31. Nd4 Nac7 32. N6b5 Nxb5 33. axb5 Ra8 34. c6 a4 35. c7 Nxc7 36. Rxc7 a3 37. Rc1 a2 38. Ra1 Ra4 39. Nxe6 Kf7 40. Nc5 Rc4 41. Nd3 Rc3 42. Rxa2 Rxd3 43. Rb2 Rd7 44. b6 Rb7 45. f4 Ke6 46. g3 h5 47. Kg2 Kd5 48. Kf3 g6 49. Rb4 Kc5 50. Rb3 Kc4 51. Rb1 Kd4 52. Rb5 Kc4 53. Rb1 Kd4 54. Rd1+ Kc5 55. Rd6 Rg7 56. Ke4 Kb5 57. f5 gxf5+ 58. Kxf5 Rxg3 59. e6 Rf3+ 60. Kg5 Rf8 61. Kxh5 Ka6 62. Kg6 Rg8+ 63. Kf6 Rh8 64. e7 Kb7 65. Kf7 Rh7+ 66. Kf6 Rh6+ 67. Ke5 Rh5+ 68. Kd4 Rxh4+ 69. Ke5 Rh5+ 70. Ke6 Rh6+ 71. Kd7 Rh7 72. Kd8 Rh8+ 73. e8Q Rxe8+ 74. Kxe8 Kc8 75. Rh6 Kb7 76. Kf7 Kc8 77. Re6 Kb7 78. Kf6 Kc8 79. Ke5 Kd7 80. Kd5 Kc8 81. Kc6 Kd8 82. Rh6 Ke7 83. b7 Kf7 84. b8Q Kg7 85. Rd6 Kf7 86. Qc7+ Ke8 87. Rd8# 1-0

[Event "Titled Tuesday intern op 22nd Sept"]
[Site "Chess.com INT"]
[Date "2020.09.22"]
[Round "6"]
[White "Costa, Paulo Cesar"]
[Black "Vachylya, Andriy"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1974"]
[BlackElo "2199"]
[PlyCount "78"]
[EventDate "2020.09.22"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 e6 5. Bd3 Nbd7 6. Nbd2 Bd6 7. 0-0 e5 8. cxd5 cxd5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. Nf3 Bd6 12. Bb5+ Bd7 13. Bxd7+ Qxd7 14. b3 0-0 15. Bb2 Be7 16. Qd3 Rfd8 17. Rac1 Ne4 18. Rfd1 a6 19. a3 b5 20. Ne5 Qe6 21. Nc6 Rd7 22. Nxe7+ Qxe7 23. Qd4 Qg5 24. Rc6 f5 25. f3 Nf6 26. Qc5 Re8 27. Bxf6 gxf6 28. Rc8 Kf7 29. Rxd5 Rde7 30. Rxe8 Rxe8 31. Rd7+ Kg6 32. f4 Qh4 33. g3 Qg4 34. Qd5 Rf8 35. e4 fxe4 36. Qxe4+ f5 37. Qe6+ Rf6 38. Qg8+ Kh5 39. Rxh7+ Rh6 1-0

[Event "Titled Tuesday intern op 22nd Sept"]
[Site "Chess.com INT"]
[Date "2020.09.22"]
[Round "1"]
[White "Dhulipalla, Bala Chandra Prasad"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2441"]
[BlackElo "1974"]
[PlyCount "75"]
[EventDate "2020.09.22"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Nf3 Nf6 5. Nbd2 c5 6. dxc5 Bxc5 7. Bd3 0-0 8. 0-0 Bd6 9. Bg5 h6 10. Bh4 Nc6 11. c4 dxc4 12. Nxc4 Be7 13. a3 b6 14. Rc1 Bb7 15. Qe2 Rc8 16. Rfd1 Qc7 17. Bg3 e5 18. Nfxe5 Nxe5 19. Bxe5 Qc6 20. Qf1 Rfd8 21. Nd6 Qxg2+ 22. Qxg2 Bxg2 23. Nxc8 Bc5 24. Bxf6 gxf6 25. Kxg2 Rxc8 26. b4 Re8 27. bxc5 Kg7 28. c6 Rc8 29. c7 a5 30. Bf5 Ra8 31. c8Q Rxc8 32. Rxc8 b5 33. Rd7 a4 34. e4 b4 35. Rcc7 h5 36. Rxf7+ Kh6 37. h4 bxa3 38. Rh7# 1-0

[Event "Titled Tuesday intern op 22nd Sept"]
[Site "Chess.com INT"]
[Date "2020.09.22"]
[Round "5"]
[White "Filippova, Margarita"]
[Black "Costa, Paulo Cesar"]
[Result "0-1"]
[ECO "D43"]
[WhiteElo "1931"]
[BlackElo "1974"]
[PlyCount "102"]
[EventDate "2020.09.22"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c6 3. Bf4 Nf6 4. c4 e6 5. Nc3 Bd6 6. Bg3 0-0 7. e3 Bxg3 8. hxg3 Nbd7 9. Bd3 dxc4 10. Bxc4 c5 11. Qe2 cxd4 12. exd4 Nb6 13. Bd3 Nbd5 14. g4 h6 15. g5 Nf4 16. Qd2 hxg5 17. Nxg5 e5 18. 0-0-0 Qxd4 19. Bb1 Qxd2+ 20. Rxd2 Re8 21. Nh7 N4h5 22. Ng5 Bg4 23. Bc2 Rac8 24. Bb3 Rc7 25. Rh4 Nf4 26. f3 Bf5 27. g4 Bg6 28. Rdh2 Kf8 29. Bc2 Bxc2 30. Kxc2 Ke7 31. Rd2 N4d5 32. Re2 Nxc3 33. bxc3 Rec8 34. Rxe5+ Kd8 35. Re3 Nd5 36. Rd3 Rxc3+ 37. Rxc3 Rxc3+ 38. Kb2 Rc5 39. Ne4 Rb5+ 40. Kc1 Nf4 41. Rh8+ Ke7 42. Rg8 Nd3+ 43. Kd2 Nc5 44. Rxg7 Nxe4+ 45. fxe4 Rb2+ 46. Kc3 Rxa2 47. g5 Ra3+ 48. Kb2 Rg3 49. Rg8 Rg2+ 50. Kc3 Rg3+ 51. Kd4 Rg4 0-1

[Event "Titled Tuesday intern op 22nd Sept"]
[Site "Chess.com INT"]
[Date "2020.09.22"]
[Round "4"]
[White "Labussiere, Victor"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2332"]
[BlackElo "1974"]
[PlyCount "85"]
[EventDate "2020.09.22"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Ngf3 c5 6. c3 Nc6 7. Bd3 Qb6 8. 0-0 cxd4 9. cxd4 Nxd4 10. Nxd4 Qxd4 11. Nf3 Qb6 12. a3 Be7 13. Be3 Bc5 14. Bxc5 Nxc5 15. Bc2 Qxb2 16. Qd2 Qb5 17. Nd4 Qd7 18. Rfe1 0-0 19. Re3 b6 20. a4 Ba6 21. Rh3 h6 22. Raa3 f5 23. exf6 Rxf6 24. Rae3 Raf8 25. f3 Qf7 26. Rg3 Qc7 27. Qe1 Qf7 28. Qd2 Qc7 29. Qe1 Qf7 30. Bb1 Bc4 31. Qd2 Rf4 32. Qc2 Ne4 33. Rh3 e5 34. Nb5 Qe7 35. Kh1 Bxb5 36. axb5 Nf6 37. Rh4 Rc4 38. Qd1 Qc5 39. Re1 d4 40. f4 e4 41. f5 d3 42. Rf4 Rc8 43. Bxd3 1-0

[Event "Titled Tuesday intern op 15th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.15"]
[Round "2"]
[White "Costa, Paulo Cesar"]
[Black "Agibileg, Uurtsaikh"]
[Result "0-1"]
[ECO "E68"]
[WhiteElo "1974"]
[BlackElo "2413"]
[PlyCount "134"]
[EventDate "2020.09.15"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d4 Nbd7 7. Nc3 e5 8. e4 c6 9. Qc2 exd4 10. Nxd4 Ng4 11. Rd1 Qe7 12. b3 Nc5 13. h3 Ne5 14. f4 Ned7 15. b4 Ne6 16. Be3 Nb6 17. Qd3 Nxd4 18. Bxd4 Be6 19. Bxg7 Kxg7 20. Qd4+ Qf6 21. Bf1 Rfd8 22. Qxf6+ Kxf6 23. Rxd6 Rxd6 24. e5+ Kf5 25. exd6 Nxc4 26. Rd1 Rd8 27. g4+ Kxf4 28. Bxc4 Bxc4 29. Rd4+ Ke3 30. Rxc4 Kd3 31. Rc5 Rxd6 32. Na4 Rd4 33. a3 Re4 34. Ra5 Re1+ 35. Kf2 Re2+ 36. Kf1 Rh2 37. Nc5+ Kc4 38. Rxa7 b6 39. Ne4 Rxh3 40. Nf2 Rf3 41. Ke2 Rf4 42. Rc7 Kb5 43. a4+ Kxa4 44. Rxc6 Kb5 45. Rd6 Rxb4 46. Rd7 Rf4 47. Rd5+ Kc6 48. Rd8 b5 49. Rc8+ Kd5 50. Rd8+ Kc4 51. Rc8+ Kd4 52. Rd8+ Kc3 53. Rc8+ Rc4 54. Nd1+ Kb3 55. Rb8 b4 56. Kd2 Rxg4 57. Rb7 Rf4 58. Rc7 h5 59. Rd7 h4 60. Rd3+ Kc4 61. Ne3+ Kc5 62. Rd5+ Kc6 63. Rd3 g5 64. Rb3 h3 65. Ke2 h2 66. Rb1 g4 67. Rh1 g3 0-1

[Event "Titled Tuesday intern op 15th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.15"]
[Round "1"]
[White "Costa, Paulo Cesar"]
[Black "Aldokhin, Ivan"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "1974"]
[BlackElo "2413"]
[PlyCount "173"]
[EventDate "2020.09.15"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. 0-0 0-0 6. d4 Nc6 7. Nc3 Bf5 8. d5 Na5 9. Nd4 Bd7 10. Qd3 c5 11. dxc6 Nxc6 12. Nxc6 Bxc6 13. Nd5 Bxd5 14. cxd5 Nd7 15. Be3 Qa5 16. b4 Qa4 17. Rac1 Rfc8 18. Bg5 Kf8 19. Qe3 Nf6 20. a3 a5 21. bxa5 Qxa5 22. Rxc8+ Rxc8 23. Rc1 Rxc1+ 24. Qxc1 Qc5 25. Be3 Qxc1+ 26. Bxc1 Nd7 27. h3 Nc5 28. Be3 Na4 29. Be4 Bb2 30. Bc2 Nc3 31. Bd3 Nxd5 32. Bh6+ Ke8 33. Bc4 Nb6 34. Bb5+ Kd8 35. a4 Bd4 36. Kg2 e6 37. Bd2 Nd5 38. Ba5+ Bb6 39. Bd2 Ke7 40. Kf3 Nc7 41. Bd3 Bc5 42. e3 d5 43. Ke2 e5 44. Ba5 Na6 45. Bb5 Ke6 46. Kd2 d4 47. exd4 Bxd4 48. f3 Nc5 49. Bb4 b6 50. Bxc5 Bxc5 51. Ke2 f5 52. Kf1 Kd5 53. Kg2 Kd4 54. Ba6 Ke3 55. Bb5 h6 56. Bc6 Bd6 57. Bb5 Kd4 58. Bc6 Kd3 59. Bb5+ Ke3 60. Bc6 e4 61. fxe4 fxe4 62. Bb5 Kd2 63. g4 e3 64. Kf3 Bc5 65. Be2 Kc3 66. Bb5 Kd4 67. Be2 Ke5 68. Bb5 Kf6 69. Be2 Kg5 70. Kg3 Bd6+ 71. Kf3 Bc5 72. Kg2 Kf4 73. Bd3 Bd4 74. Be2 Ke4 75. Bf3+ Kd3 76. Kf1 Kd2 77. Be2 Be5 78. Bb5 Bf4 79. Be2 Be5 80. Bb5 Bd6 81. Be2 Kc3 82. Bb5 Kd4 83. Ke2 Ke4 84. Bd3+ Kf4 85. Bxg6 Kg3 86. Bf5 Bc5 87. Be6 1/2-1/2

[Event "Titled Tuesday intern op 15th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.15"]
[Round "4"]
[White "Ramirez M, Eugenia"]
[Black "Costa, Paulo Cesar"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2057"]
[BlackElo "1974"]
[PlyCount "66"]
[EventDate "2020.09.15"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nf3 Bb4+ 6. Nc3 0-0 7. Be2 dxc4 8. Bxc4 Re8+ 9. Be3 Nc6 10. 0-0 Na5 11. Bb5 c6 12. Bd3 Bg4 13. a3 Bxc3 14. bxc3 Qd5 15. h3 Bh5 16. Rb1 b5 17. Be2 Nc4 18. Bxc4 Qxc4 19. g4 Bg6 20. Rc1 Ne4 21. Ne5 Rxe5 22. dxe5 Nxc3 23. Qf3 Ne2+ 24. Kh2 Nxc1 25. Rxc1 Bc2 26. Qf4 Qxf4+ 27. Bxf4 Be4 28. Kg3 Rd8 29. Be3 Rd3 30. Ra1 Bd5 31. Kf4 Rb3 32. h4 a5 33. Bc5 Rf3+ 0-1

[Event "Titled Tuesday intern op 08th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.08"]
[Round "1"]
[White "Abdyjapar, Asyl"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2394"]
[BlackElo "1974"]
[PlyCount "95"]
[EventDate "2020.09.08"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. Be2 0-0 8. 0-0 Qe7 9. b3 dxc4 10. bxc4 e5 11. h3 exd4 12. exd4 Re8 13. Bd3 h6 14. Bb2 Nf8 15. Rfe1 Qc7 16. d5 Rxe1+ 17. Rxe1 Bd7 18. dxc6 Bxc6 19. Nb5 Bxb5 20. cxb5 Qxc2 21. Bxc2 Re8 22. Rd1 Bc5 23. Kf1 Ne4 24. Bxe4 Rxe4 25. Rd8 f6 26. Nd4 Bxd4 27. Bxd4 b6 28. f3 Re7 29. Bc3 Rd7 30. Ra8 Kf7 31. Ke2 Ne6 32. g3 Nc5 33. Bd2 Re7+ 34. Be3 g5 35. Kd2 Ne6 36. a4 Rd7+ 37. Kc3 Rc7+ 38. Kb4 Rd7 39. a5 bxa5+ 40. Kxa5 Rd3 41. Bxa7 Rxf3 42. b6 Rxg3 43. Rc8 Nd8 44. Rxd8 Ra3+ 45. Kb4 Ra1 46. b7 Rb1+ 47. Kc4 Rxb7 48. Bd4 1-0

[Event "Titled Tuesday intern op 08th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.08"]
[Round "2"]
[White "Blit, Jacques"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2331"]
[BlackElo "1974"]
[PlyCount "51"]
[EventDate "2020.09.08"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Qf3 Nf6 5. h3 Qe7+ 6. Be3 Qb4+ 7. Nd2 Qxb2 8. Rb1 Qc3 9. Bd3 Bd6 10. Ne2 Qa5 11. Rb5 Qxa2 12. 0-0 0-0 13. Nb3 Nc6 14. Ra1 Qb2 15. Bc1 Qxa1 16. Nxa1 a6 17. Rb1 b5 18. Bg5 Nd7 19. Qxd5 Bb7 20. Qf5 g6 21. Qxd7 Rab8 22. Nb3 Nb4 23. Bf6 Nxd3 24. cxd3 Rfe8 25. Ng3 Bf8 26. Nc5 1-0

[Event "Titled Tuesday intern op 08th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.08"]
[Round "6"]
[White "Costa, Paulo Cesar"]
[Black "Huda, Maryana"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "1974"]
[BlackElo "2128"]
[PlyCount "53"]
[EventDate "2020.09.08"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. e3 Nbd7 7. Bd3 b6 8. cxd5 exd5 9. 0-0 Bb7 10. Rc1 c5 11. Qc2 c4 12. Bf5 Re8 13. Bh4 g6 14. Bxd7 Nxd7 15. Bxe7 Qxe7 16. Nb5 Rec8 17. a4 Bc6 18. Nc3 a6 19. Ra1 b5 20. axb5 axb5 21. Rfb1 Nb6 22. Qc1 b4 23. Rxa8 Rxa8 24. Ne2 Bd7 25. Ra1 Qd8 26. Ne5 Be8 27. Nf4 1/2-1/2

[Event "Titled Tuesday intern op 08th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.08"]
[Round "5"]
[White "Costa, Paulo Cesar"]
[Black "Kamer, Kayra"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1974"]
[BlackElo "2325"]
[PlyCount "114"]
[EventDate "2020.09.08"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 c6 6. d4 d6 7. Nc3 Qa5 8. e4 Qh5 9. e5 dxe5 10. Nxe5 Qxd1 11. Rxd1 Nbd7 12. Bg5 h6 13. Nxd7 Bxd7 14. Be3 Bf5 15. h3 g5 16. Rac1 Rfd8 17. d5 cxd5 18. Nxd5 Nxd5 19. cxd5 Rac8 20. b3 b6 21. Rxc8 Rxc8 22. d6 Rd8 23. Rd5 e6 24. Rd1 e5 25. g4 Be6 26. Bc6 Bf8 27. d7 Ba3 28. f3 Kf8 29. Kf2 Ke7 30. h4 f6 31. hxg5 hxg5 32. Ke2 Bd6 33. Kf2 Bxd7 34. Bd5 Rh8 35. Kg2 Be6 36. Be4 Bc5 37. Rc1 Bxe3 38. Rc7+ Kd6 39. Rh7 Rxh7 40. Bxh7 Kc5 41. Kf1 Kb4 42. Ke2 Bf4 43. Bb1 Ka3 44. Kd3 Kb2 45. Bc2 e4+ 46. fxe4 Bxg4 47. Bd1 Bxd1 48. Kd4 Be5+ 49. Kc4 g4 50. Kb5 g3 51. Ka6 g2 52. a4 g1Q 53. b4 Bxa4 54. b5 Qc5 55. Kb7 f5 56. exf5 Qc7+ 57. Ka6 Kb3 0-1

[Event "Titled Tuesday intern op 08th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.08"]
[Round "3"]
[White "Costa, Paulo Cesar"]
[Black "Md Jamal, Uddin"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "1974"]
[BlackElo "2060"]
[PlyCount "91"]
[EventDate "2020.09.08"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Nc3 0-0 7. 0-0 d6 8. Qb3 Bxc3 9. Qxc3 Nbd7 10. b3 Re8 11. Bb2 Qe7 12. Qe3 e5 13. dxe5 dxe5 14. Rad1 h6 15. Bh3 Rad8 16. Nxe5 Nxe5 17. Rxd8 Qxd8 18. Bxe5 Qe7 19. Bxf6 Qxe3 20. fxe3 gxf6 21. Rd1 Rxe3 22. Rd7 Rxe2 23. Rxc7 Be4 24. Rxa7 f5 25. Bf1 Rb2 26. Rd7 Rxa2 27. Rd6 Ra1 28. b4 Rb1 29. b5 Rc1 30. Kf2 Rc2+ 31. Ke3 Rc1 32. Be2 Rc3+ 33. Kd2 Rb3 34. Rxb6 Rb2+ 35. Ke3 Rb3+ 36. Kf2 Rb2 37. Rd6 Kg7 38. c5 h5 39. c6 h4 40. c7 Bb7 41. Rb6 Bc8 42. Rb8 Bd7 43. b6 hxg3+ 44. hxg3 f4 45. gxf4 Bb5 46. c8Q 1-0

[Event "Titled Tuesday intern op 08th Sept"]
[Site "Chess.com INT"]
[Date "2020.09.08"]
[Round "4"]
[White "Florescu, Codrut Constantin"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "2293"]
[BlackElo "1974"]
[PlyCount "91"]
[EventDate "2020.09.08"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 Bxg5 7. hxg5 Qxg5 8. Nh3 Qe7 9. Nf4 Nc6 10. a3 Nb6 11. Qg4 g6 12. 0-0-0 h5 13. Qg3 Bd7 14. Nh3 0-0-0 15. f4 Kb8 16. Be2 Na5 17. Qg5 Nc8 18. Qxe7 Nxe7 19. Ng5 Rdf8 20. Rh3 f6 21. exf6 Rxf6 22. g3 Rff8 23. Bd3 Nac6 24. Ne2 Nf5 25. Bxf5 Rxf5 26. Ng1 Rff8 27. Rh4 Kc8 28. N1f3 Re8 29. c3 a6 30. Rdh1 Rhg8 31. Kd2 Re7 32. b3 Ree8 33. Kd3 Ne7 34. Ne5 Nf5 35. R4h3 Bb5+ 36. Kd2 Bd7 37. g4 hxg4 38. Nxg4 Rgf8 39. Ne5 Nd6 40. Nxg6 Rg8 41. Ne5 Ref8 42. Rh4 Nf5 43. Rh7 Bc6 44. Nxe6 Rf6 45. Rh8 Ng3 46. Rxg8+ 1-0

[Event "Titled Tuesday intern op 01st Sept"]
[Site "Chess.com INT"]
[Date "2020.09.01"]
[Round "3"]
[White "Baldauf, Marco"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2503"]
[BlackElo "1974"]
[PlyCount "97"]
[EventDate "2020.09.01"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. e4 dxe4 5. Nxe4 Nd7 6. Nf3 Ngf6 7. Bd3 Nxe4 8. Bxe4 Nf6 9. Bc2 Bb4+ 10. Bd2 Qa5 11. a3 Bxd2+ 12. Qxd2 Qxd2+ 13. Kxd2 0-0 14. Kc3 b5 15. Ne5 bxc4 16. Nxc4 Rb8 17. b4 Rd8 18. Rhd1 Rb5 19. Rd2 Rh5 20. h3 Bb7 21. Na5 Ba8 22. Re1 Rg5 23. g3 Rgd5 24. Be4 R5d6 25. Bh1 Rc8 26. f4 Kf8 27. Rd3 Nd5+ 28. Bxd5 cxd5+ 29. Kb2 Rd7 30. Rc1 Rdc7 31. Rc5 Rxc5 32. bxc5 Ke7 33. Rb3 Kd7 34. Kc3 Kc7 35. Rb4 Rb8 36. Nb3 Bc6 37. Nc1 a5 38. Rxb8 Kxb8 39. Nb3 a4 40. Nc1 Ka7 41. Kb4 Ka6 42. Ne2 f6 43. Nc3 g6 44. g4 h6 45. h4 g5 46. fxg5 fxg5 47. hxg5 hxg5 48. Nxa4 Bxa4 49. Kxa4 1-0

[Event "Titled Tuesday intern op 01st Sept"]
[Site "Chess.com INT"]
[Date "2020.09.01"]
[Round "1"]
[White "Costa, Paulo Cesar"]
[Black "Fus, Jakub"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "1974"]
[BlackElo "2370"]
[PlyCount "65"]
[EventDate "2020.09.01"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 Nf6 4. 0-0 0-0 5. c4 d6 6. Nc3 Nc6 7. d4 e5 8. dxe5 dxe5 9. Bg5 Be6 10. Nd5 Bxd5 11. cxd5 Qxd5 12. Qxd5 Nxd5 13. Nxe5 Nxe5 14. Bxd5 c6 15. Bb3 a5 16. a4 h6 17. Bd2 Nd7 18. Be3 Bxb2 19. Rad1 Rfd8 20. Rd2 Bg7 21. Rfd1 b5 22. Rxd7 Rf8 23. Bc5 bxa4 24. Bxa4 Rfe8 25. Bxc6 Rac8 26. Bd5 Rxe2 27. Bxf7+ Kh7 28. Be3 a4 29. Ra7 Rf8 30. Kf1 Rc2 31. Rd6 a3 32. Bxg6+ Kh8 33. Bxc2 1-0

[Event "Titled Tuesday intern op 01st Sept"]
[Site "Chess.com INT"]
[Date "2020.09.01"]
[Round "4"]
[White "Costa, Paulo Cesar"]
[Black "Jian, Alex"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "1974"]
[BlackElo "2089"]
[PlyCount "43"]
[EventDate "2020.09.01"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 c5 5. cxd5 Nxd5 6. e3 Be7 7. Bd3 0-0 8. 0-0 b6 9. Nxd5 Qxd5 10. dxc5 Bxc5 11. Qc2 f5 12. Rd1 Bb7 13. Ba6 Qe4 14. Bd3 Qg4 15. Be2 Qg6 16. g3 Nc6 17. a3 Rac8 18. b4 Be7 19. Qb3 Kh8 20. Rd7 Ba8 21. Bb2 Rcd8 22. Rad1 1/2-1/2

[Event "Titled Tuesday intern op 01st Sept"]
[Site "Chess.com INT"]
[Date "2020.09.01"]
[Round "7"]
[White "Costa, Paulo Cesar"]
[Black "Magallanes, Rey Jomar"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "1974"]
[BlackElo "2036"]
[PlyCount "89"]
[EventDate "2020.09.01"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 e6 3. g3 Nf6 4. Bg2 d5 5. cxd5 exd5 6. d4 Nc6 7. 0-0 Be7 8. Nc3 0-0 9. Bg5 h6 10. Bxf6 Bxf6 11. dxc5 Be6 12. Qa4 Qe7 13. Qb5 a6 14. Qb6 Na7 15. Rfd1 Rfd8 16. Nd4 Nc8 17. Qb4 b6 18. Nc6 Qd7 19. Nxd8 Bxd8 20. cxb6 Be7 21. Qd4 Bf6 22. Qd2 Bg5 23. e3 Nxb6 24. a4 Nc4 25. Qe2 Rb8 26. Nxd5 Bxd5 27. Bxd5 Nd6 28. Qd2 Qh3 29. Bg2 Ne4 30. Bxh3 Nxd2 31. Rxd2 g6 32. Bf1 f5 33. Bxa6 Ra8 34. Bb5 Ra7 35. Rad1 h5 36. Rd7 Ra5 37. h4 Bf6 38. b4 Ra8 39. R1d6 Kf8 40. Rxf6+ Ke8 41. Ra7+ Kd8 42. Rxa8+ Kc7 43. Rg8 Kb7 44. Rg7+ Ka8 45. Rf8# 1-0

[Event "Titled Tuesday intern op 01st Sept"]
[Site "Chess.com INT"]
[Date "2020.09.01"]
[Round "2"]
[White "Costa, Paulo Cesar"]
[Black "Tristan, Leonardo"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1974"]
[BlackElo "2535"]
[PlyCount "68"]
[EventDate "2020.09.01"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 a6 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Rc1 Bd6 9. Be2 c6 10. 0-0 Qc7 11. h3 h6 12. Bxf6 Nxf6 13. a3 0-0 14. b4 Rfe8 15. Na4 Rad8 16. Nc5 Bc8 17. Qb3 Qe7 18. a4 Ne4 19. Rc2 Bb8 20. Nd3 Qd6 21. b5 axb5 22. axb5 Ng5 23. Nde1 Bf5 24. Rb2 Be4 25. Qb4 Nxh3+ 26. gxh3 Qg6+ 27. Kh1 Qh5 28. Kg2 Rd6 29. Rh1 Rf6 30. Kf1 Bxf3 31. Bxf3 Rxf3 32. Nxf3 Qxf3 33. Rg1 Rxe3 34. Qd2 Qxh3+ 0-1

[Event "Titled Tuesday intern op 01st Sept"]
[Site "Chess.com INT"]
[Date "2020.09.01"]
[Round "5"]
[White "Dobre, Claudiu Cristian"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2314"]
[BlackElo "1974"]
[PlyCount "75"]
[EventDate "2020.09.01"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. e4 d6 7. Be2 Bg7 8. Be3 0-0 9. Qd2 Bd7 10. 0-0 Nxd4 11. Bxd4 Bc6 12. f3 Nd7 13. Be3 a5 14. b3 Nc5 15. Rab1 Ne6 16. Rfc1 Qd7 17. Nd5 Bxd5 18. cxd5 Nd8 19. a4 e6 20. Bb5 Qe7 21. Bb6 exd5 22. exd5 Qe5 23. Bxa5 Qd4+ 24. Kf1 Qxd2 25. Bxd2 b6 26. Rc7 Rb8 27. Re1 Nb7 28. b4 Rfc8 29. Rxc8+ Rxc8 30. Re8+ Rxe8 31. Bxe8 Kf8 32. Bc6 Nd8 33. Ke2 Ke7 34. Kd3 Nxc6 35. dxc6 Kd8 36. Kc4 Kc7 37. Kb5 Be5 38. Be3 1-0

[Event "Titled Tuesday intern op 01st Sept"]
[Site "Chess.com INT"]
[Date "2020.09.01"]
[Round "6"]
[White "Gritsayeva, Oksana"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2373"]
[BlackElo "1974"]
[PlyCount "131"]
[EventDate "2020.09.01"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. Qe2+ Qe7 7. Qxe7+ Kxe7 8. 0-0 Re8 9. Bg5 Nbd7 10. Nbd2 Kf8 11. Rfe1 Rxe1+ 12. Rxe1 h6 13. Bxf6 Nxf6 14. Ne5 Bd7 15. f4 Re8 16. h3 Bc8 17. c3 c6 18. Ndf3 Nd7 19. Kf2 Nxe5 20. dxe5 Bc5+ 21. Nd4 f6 22. Kf3 fxe5 23. fxe5 Bxd4 24. cxd4 Ke7 25. Ke3 Rf8 26. b4 Bf5 27. Rf1 Be6 28. Rc1 a6 29. a4 Bf5 30. Rf1 Be6 31. Rxf8 Kxf8 32. h4 Bg4 33. Kd2 Ke7 34. Kc3 Kd7 35. b5 axb5 36. axb5 Be6 37. Kb4 Kc7 38. bxc6 bxc6 39. Kc5 g5 40. hxg5 hxg5 41. Bg6 g4 42. Be8 g3 43. Bxc6 Bh3 44. Bxd5 Bd7 45. Bf3 Be8 46. d5 Bg6 47. d6+ Kd8 48. e6 Bf5 49. e7+ Ke8 50. Bc6+ Bd7 51. Bxd7+ Kxd7 52. Kd5 Ke8 53. Ke5 Kd7 54. Kf4 Ke8 55. Kxg3 Kd7 56. Kf4 Ke8 57. Ke5 Kd7 58. g4 Ke8 59. g5 Kd7 60. g6 Ke8 61. g7 Kf7 62. g8Q+ Kxg8 63. e8Q+ Kg7 64. Kf5 Kh7 65. Qe7+ Kh6 66. Qd7 1-0

[Event "Titled Tuesday intern op 25th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.25"]
[Round "3"]
[White "Antonova, Nadezhda"]
[Black "Costa, Paulo Cesar"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "1877"]
[BlackElo "1974"]
[PlyCount "102"]
[EventDate "2020.08.25"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. e3 Bf5 4. c4 e6 5. Nc3 Nf6 6. Nh4 Bg6 7. Nxg6 hxg6 8. g3 Nbd7 9. Bg2 dxc4 10. 0-0 Rc8 11. a4 Bb4 12. Qe2 Nb6 13. a5 Nbd5 14. Qxc4 Nxc3 15. bxc3 Be7 16. e4 0-0 17. Bf4 Nh5 18. Be3 Nf6 19. h3 Qd7 20. Rab1 Ne8 21. Qb3 Nd6 22. c4 b5 23. axb6 axb6 24. e5 Nf5 25. Qxb6 Rb8 26. Qxb8 Rxb8 27. Rxb8+ Kh7 28. Rfb1 Nxe3 29. fxe3 Bg5 30. Kf2 Qa7 31. R8b7 Qa2+ 32. R1b2 Qxc4 33. Rxf7 c5 34. Rbb7 Bh6 35. dxc5 Qxc5 36. Rf3 Qc2+ 37. Kg1 Qc1+ 38. Kh2 Bxe3 39. h4 Bh6 40. g4 Bf4+ 41. Kh3 Bxe5 42. Rff7 Qe3+ 43. Rf3 Qe4 44. Rbf7 Qe1 45. g5 Qb4 46. Rf8 Qb1 47. R8f7 Qc2 48. Rf2 Qd3+ 49. R2f3 Qc2 50. Rf2 Qd3+ 51. R2f3 Qc2 1/2-1/2

[Event "Titled Tuesday intern op 25th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.25"]
[Round "7"]
[White "Costa, Paulo Cesar"]
[Black "Aghasiyev, Kamal"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "1974"]
[BlackElo "2441"]
[PlyCount "37"]
[EventDate "2020.08.25"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d4 Nc6 7. Nc3 Bf5 8. d5 Na5 9. Nd4 Bd7 10. b3 c5 11. dxc6 Nxc6 12. Bb2 a6 13. Qd2 Rc8 14. Rfd1 Nxd4 15. Qxd4 b5 16. cxb5 Ng4 17. Qd2 axb5 18. Rac1 Qb6 19. e3 1/2-1/2

[Event "Titled Tuesday intern op 25th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.25"]
[Round "9"]
[White "Costa, Paulo Cesar"]
[Black "Balla, Tamas Kristof"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "1974"]
[BlackElo "2356"]
[PlyCount "76"]
[EventDate "2020.08.25"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 g6 3. g3 Bg7 4. Bg2 Nc6 5. 0-0 e6 6. Nc3 Nge7 7. b3 d5 8. cxd5 exd5 9. Bb2 d4 10. Ne4 b6 11. d3 f5 12. Neg5 h6 13. Nh3 g5 14. Nd2 0-0 15. f4 g4 16. Nf2 Nd5 17. Bxd5+ Qxd5 18. Qc2 Na5 19. Nc4 Bb7 20. Ne4 fxe4 21. dxe4 Qxe4 22. Qxe4 Bxe4 23. Nxa5 bxa5 24. Rac1 Rac8 25. Ba3 Rf5 26. Rc4 Bd5 27. Ra4 c4 28. bxc4 Rxc4 29. Rxa5 Rc2 30. Rxa7 Rxe2 31. Rf2 d3 32. Bc5 d2 33. Rxg7+ Kxg7 34. Bd4+ Kf7 35. Rxe2 d1Q+ 36. Kf2 Qxd4+ 37. Ke1 Bc4 38. Re7+ Kxe7 0-1

[Event "Titled Tuesday intern op 25th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.25"]
[Round "4"]
[White "Costa, Paulo Cesar"]
[Black "Cella, Glaucio Dalla Cortt"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "1974"]
[BlackElo "1961"]
[PlyCount "53"]
[EventDate "2020.08.25"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. g3 Nc6 4. Bg2 g6 5. d4 cxd4 6. Nxd4 Bg7 7. 0-0 Nxd4 8. Qxd4 0-0 9. Nc3 d6 10. Qd3 Rb8 11. Be3 b6 12. Bd4 Bb7 13. Rfd1 Bxg2 14. Kxg2 Qd7 15. e4 Rbc8 16. Rac1 Ne8 17. Bxg7 Nxg7 18. f3 Ne6 19. e5 Ng5 20. exd6 Qh3+ 21. Kg1 exd6 22. f4 Ne6 23. Ne4 Nc5 24. Nf6+ Kg7 25. Qc3 Na4 26. Ne8+ Kg8 27. Qg7# 1-0

[Event "Titled Tuesday intern op 25th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.25"]
[Round "6"]
[White "Costa, Paulo Cesar"]
[Black "Mekanova, Annagozel"]
[Result "1-0"]
[ECO "D58"]
[WhiteElo "1974"]
[BlackElo "1828"]
[PlyCount "87"]
[EventDate "2020.08.25"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 h6 6. Bh4 b6 7. e3 Bb7 8. cxd5 exd5 9. Bd3 0-0 10. 0-0 Ne4 11. Bxe7 Qxe7 12. Qb3 Nxc3 13. Qxc3 c5 14. dxc5 bxc5 15. Rac1 Nd7 16. Bf5 c4 17. Rfd1 Nb6 18. Rd4 Qf6 19. Qc2 g6 20. Bg4 h5 21. Bh3 Rfe8 22. Rcd1 Re4 23. Qc3 Rae8 24. Rxe4 Qd8 25. Rxe8+ Qxe8 26. Qe5 Qxe5 27. Nxe5 Na4 28. b3 Nc3 29. Ra1 Ba6 30. bxc4 dxc4 31. Bd7 Kg7 32. h4 f6 33. Nf3 Kf7 34. Nd4 Ke7 35. Be6 Ne4 36. Bg8 Kf8 37. Bd5 Nd2 38. Nf3 Nxf3+ 39. gxf3 Ke7 40. Rc1 Kd6 41. Bxc4 Bb7 42. e4 Ke5 43. Bd5 Kf4 44. Bxb7 1-0

[Event "Titled Tuesday intern op 25th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.25"]
[Round "5"]
[White "Franca, Ricardo Bedin"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2278"]
[BlackElo "1974"]
[PlyCount "63"]
[EventDate "2020.08.25"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. b3 c5 3. Bb2 Nc6 4. Nf3 d6 5. d4 cxd4 6. Nxd4 Nf6 7. Bd3 Be7 8. 0-0 0-0 9. c4 Qb6 10. Nxc6 Qxc6 11. Nc3 b6 12. f4 Bb7 13. Rf3 Rad8 14. Rg3 Qc5+ 15. Kh1 g6 16. Qe2 Qh5 17. Qf1 Ng4 18. Rh3 Qc5 19. Nd1 Bf6 20. Rb1 Bxb2 21. Rxb2 d5 22. cxd5 exd5 23. e5 d4 24. f5 Qxe5 25. Re2 Qd5 26. Qf4 h5 27. Rxh5 gxh5 28. Qg5+ Kh8 29. Qxh5+ Kg8 30. Qxg4+ Kh8 31. Qh4+ Kg8 32. f6 1-0

[Event "Titled Tuesday intern op 25th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.25"]
[Round "1"]
[White "Matinian, Nikita"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2475"]
[BlackElo "1974"]
[PlyCount "85"]
[EventDate "2020.08.25"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. exd5 exd5 5. Bd3 Bd6 6. Bg5 c6 7. Qf3 0-0 8. Nge2 Bg4 9. Bxf6 Bxf3 10. Bxd8 Bxe2 11. Nxe2 Rxd8 12. c3 Nd7 13. Kd2 Nf6 14. f3 Re8 15. g4 Re7 16. h4 Rae8 17. h5 h6 18. Rag1 Nh7 19. Bxh7+ Kxh7 20. Rg2 f6 21. Rf1 Kg8 22. a4 a6 23. a5 Bc7 24. b4 Bd6 25. f4 Re3 26. Nc1 R3e4 27. Nd3 R4e7 28. Rff2 Re4 29. f5 R4e7 30. Re2 Kf7 31. Rxe7+ Rxe7 32. Re2 Rxe2+ 33. Kxe2 Ke7 34. Ne1 Bf4 35. Kd3 Bg3 36. Nc2 Bd6 37. c4 dxc4+ 38. Kxc4 Kd7 39. d5 cxd5+ 40. Kxd5 Ke7 41. Kc4 Kd7 42. Nd4 Be7 43. Ne6 1-0

[Event "Titled Tuesday intern op 25th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.25"]
[Round "8"]
[White "Tymrakiewicz, Rafal"]
[Black "Costa, Paulo Cesar"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2253"]
[BlackElo "1974"]
[PlyCount "124"]
[EventDate "2020.08.25"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. a3 Bb5 7. c4 dxc4 8. Nc3 Nc6 9. d5 exd5 10. Nxd5 Qa5+ 11. Bd2 Qd8 12. Nc3 Ba6 13. Qa4 Qa5 14. Qc2 Nd4 15. Qe4 0-0-0 16. 0-0-0 f5 17. Qf4 Ne7 18. h4 Qc7 19. Be2 Nd5 20. Nxd5 Nxe2+ 21. Kb1 Qd7 22. Bc3 Nxf4 23. Nxf4 Qxd1+ 24. Rxd1 Rxd1+ 25. Kc2 Rh1 26. Nd5 b6 27. Ng5 Bb7 28. Ne3 Be7 29. Nf7 Rf8 30. e6 Rxh4 31. Nxf5 Be4+ 32. Kd2 Bxf5 33. Bxg7 Bg6 34. Bxf8 Bxf8 35. Ne5 Bh6+ 36. Ke2 Bf8 37. Nc6 Re4+ 38. Kf3 Rxe6 39. Nxa7+ Kb7 40. Nb5 Be8 41. Nc3 Bc6+ 42. Kf4 Bg7 43. Kf5 Bxc3 44. Kxe6 Bxb2 45. a4 Bxg2 46. a5 Bd4 47. f4 bxa5 48. f5 a4 49. Kd6 c3 50. Ke6 c4 51. f6 c2 52. Kd6 Bxf6 53. Kc5 c1Q 54. Kb4 Qb2+ 55. Kc5 Qb6+ 56. Kxc4 Qc6+ 57. Kb4 Bc3+ 58. Ka3 Qc5+ 59. Ka2 Ba5 60. Kb1 Be4+ 61. Ka2 Qc4+ 62. Ka1 Bc3# 0-1

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "2"]
[White "Costa, Paulo Cesar"]
[Black "Grunberg, Mihai Lucian"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "1974"]
[BlackElo "2401"]
[PlyCount "122"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. g3 Nc6 4. Bg2 e5 5. d3 Bb4+ 6. Bd2 a5 7. 0-0 Nf6 8. Bg5 0-0 9. a3 Bd6 10. Nbd2 h6 11. Bxf6 Qxf6 12. Ne4 Qe7 13. Rc1 f5 14. Nxd6 cxd6 15. Nh4 Kh7 16. Qa4 e4 17. dxe4 fxe4 18. Bh1 g5 19. Ng2 Bg4 20. Qc2 Rae8 21. f3 Bf5 22. Qd2 e3 23. Qd1 d3 24. f4 Nd4 25. exd3 e2 26. Qe1 exf1Q+ 27. Qxf1 Ne2+ 28. Qxe2 Qxe2 29. Rf1 Qxf1+ 30. Kxf1 Bxd3+ 31. Kf2 Re2+ 32. Kf3 g4+ 33. Kxg4 Be4 34. h4 Bxg2 35. Bxg2 Rxg2 36. Kf3 Rxb2 37. c5 dxc5 38. h5 c4 39. a4 c3 40. Kg4 c2 41. f5 Kh8 42. f6 Kh7 43. Kh4 Kh8 44. f7 Kg7 45. g4 b5 46. g5 b4 47. gxh6+ Kh7 48. Kg5 Rb1 49. Kf6 b3 50. Ke7 Rxf7+ 51. Kxf7 c1Q 52. Kf6 Ra1 53. Kf5 Rxa4 54. Ke6 b2 55. Kf7 Rb4 56. Kf6 a4 57. Kf7 a3 58. Kf6 a2 59. Kf5 b1Q+ 60. Kf6 a1Q+ 61. Kf7 Qc7+ 0-1

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "1"]
[White "Costa, Paulo Cesar"]
[Black "Nguyen, Hong Anh1111"]
[Result "0-1"]
[ECO "D77"]
[WhiteElo "1974"]
[BlackElo "1970"]
[PlyCount "72"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d5 6. d4 dxc4 7. Na3 Na6 8. Nxc4 c5 9. dxc5 Be6 10. Ne3 Ne4 11. Nd2 Nexc5 12. Rb1 Bxa2 13. Ra1 Be6 14. b4 Nxb4 15. Ba3 a5 16. Bxb4 axb4 17. Rxa8 Qxa8 18. Qb1 b3 19. Bd5 Bxd5 20. Nxd5 Qd8 21. Nxb3 Qxd5 22. Rd1 Qxb3 23. Qc1 b6 24. Rf1 Rc8 25. Qg5 Bf6 26. Qh6 Qe6 27. h4 Qxe2 28. Qf4 Nd3 29. Qe3 Qxe3 30. fxe3 Rc2 31. Rxf6 exf6 32. e4 b5 33. e5 b4 34. h5 b3 35. hxg6 b2 36. exf6 b1Q# 0-1

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "4"]
[White "Costa, Paulo Cesar"]
[Black "Sihite, Chelsie Monica"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "1974"]
[BlackElo "2252"]
[PlyCount "61"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 d6 8. b3 Nbd7 9. Bb2 a5 10. Qd3 e5 11. dxe5 dxe5 12. Qf5 g6 13. Qc2 Qb8 14. Rad1 Bd6 15. Nb5 a4 16. Nxd6 cxd6 17. Qd2 Ne4 18. Qe3 axb3 19. axb3 Ra2 20. Nxe5 Ndc5 21. Ng4 Rxb2 22. Qd4 f6 23. Qxb2 h5 24. Ne3 Kg7 25. Nd5 Bxd5 26. Rxd5 b5 27. Bxe4 Nxe4 28. Qd4 Ng5 29. Rxg5 bxc4 30. bxc4 Kh6 31. Rd5 1-0

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "7"]
[White "Costa, Paulo Cesar"]
[Black "Suvorov, Luca"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "1974"]
[BlackElo "2279"]
[PlyCount "90"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 a6 4. g3 b5 5. Qc2 bxc4 6. Qxc4 Bb7 7. Bg2 Bd5 8. Qd3 Bb4+ 9. Bd2 Nc6 10. 0-0 0-0 11. Nc3 Bxc3 12. Bxc3 Be4 13. Qe3 d5 14. Rfc1 Qd7 15. b3 a5 16. a3 Rab8 17. Ne5 Nxe5 18. dxe5 Ng4 19. Qf4 Bxg2 20. Kxg2 Nh6 21. Bxa5 c6 22. b4 Rb5 23. a4 Rb7 24. Qd4 Nf5 25. Qc5 Ne7 26. Qd6 Rc8 27. Qxd7 Rxd7 28. Bb6 Rb7 29. a5 Ng6 30. f4 f6 31. exf6 gxf6 32. Bc5 Rbb8 33. Kf3 Ra8 34. a6 e5 35. f5 Nf8 36. g4 Nd7 37. a7 Rc7 38. h4 Nxc5 39. Rxc5 Raxa7 40. Rxa7 Rxa7 41. Rxc6 Kf7 42. g5 fxg5 43. hxg5 Ra3+ 44. Kg4 Ra7 45. Rd6 Rb7 0-1

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "5"]
[White "Sokolin, Leonid M"]
[Black "Costa, Paulo Cesar"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "2497"]
[BlackElo "1974"]
[PlyCount "118"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 f6 10. exf6 Nxf6 11. 0-0 Bd6 12. a3 0-0 13. b4 e5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. Be3 Qc7 17. Rc1 Bxh2+ 18. Kh1 Qe5 19. Bc5 Qh5 20. Ng3 Qh4 21. Nf5 Bxf5 22. Bxf5 Bf4+ 23. Bh3 Bxc1 24. Bxf8 Rxf8 25. Qxc1 Ne4 26. f3 Ng3+ 27. Kg1 Nxf1 28. Qxf1 Re8 29. Kh2 Qf4+ 30. g3 Qd2+ 31. Bg2 Re2 32. f4 Rf2 33. Qg1 Qe2 34. Qh1 Qh5+ 35. Kg1 Qxh1+ 36. Bxh1 Rd2 37. Kf1 Kf7 38. Ke1 Rd4 39. Ke2 Ke6 40. Bf3 g6 41. Ke3 Rc4 42. Kd3 b5 43. Bg4+ Kd6 44. Be2 a6 45. Kd2 Rd4+ 46. Ke3 Re4+ 47. Kd3 Re7 48. Bf3 Rf7 49. Kd4 Rf5 50. Bg4 Rf6 51. Bf3 Rf8 52. Bxd5 h6 53. Be4 g5 54. f5 h5 55. Ke3 h4 56. gxh4 gxh4 57. Kf4 h3 58. Kg3 Ke5 59. Bd3 Rxf5 0-1

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "6"]
[White "Yashas, Devappa"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "2280"]
[BlackElo "1974"]
[PlyCount "115"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. b3 e6 2. Bb2 d5 3. e3 Nf6 4. f4 Be7 5. Nf3 0-0 6. Be2 b6 7. 0-0 Ba6 8. Ne5 Bxe2 9. Qxe2 Nfd7 10. d4 Nxe5 11. fxe5 f5 12. exf6 Rxf6 13. c4 Rxf1+ 14. Qxf1 Nd7 15. Nc3 Nf6 16. Qf3 Bb4 17. Ne2 Ne4 18. Nf4 Qd7 19. Qh3 Re8 20. cxd5 Ng5 21. Qg4 h6 22. h4 Bd2 23. hxg5 Bxe3+ 24. Kh1 Bxf4 25. Qxf4 hxg5 26. Qxg5 exd5 27. Rf1 Re6 28. Kg1 Rh6 29. Bc1 Re6 30. Bf4 c6 31. Be5 Qe7 32. Qxe7 Rxe7 33. Rc1 Re6 34. Kf2 Kf7 35. Ke3 Ke7 36. Kf4 Kd7 37. g4 Rg6 38. Kf5 Re6 39. Bxg7 Re2 40. a4 Rb2 41. Rc3 Rf2+ 42. Kg6 Rg2 43. g5 Ke7 44. Re3+ Kd6 45. Be5+ Kd7 46. Rf3 Rg1 47. Kf6 Rg2 48. g6 Rg1 49. Kf7 Rg2 50. g7 c5 51. g8Q Rxg8 52. Kxg8 cxd4 53. Bxd4 b5 54. axb5 a5 55. bxa6 Kd6 56. a7 Ke6 57. a8Q Kd6 58. Rf6+ 1-0

[Event "Titled Tuesday intern op 11th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.11"]
[Round "7"]
[White "Budrewicz, Krzysztof"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2227"]
[BlackElo "1974"]
[PlyCount "133"]
[EventDate "2020.08.11"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 e6 4. Nf3 f5 5. Bd3 Nf6 6. 0-0 Bd6 7. Nc3 0-0 8. Rb1 b6 9. b4 Bb7 10. c5 Bc7 11. a4 Ne4 12. Qc2 Nd7 13. Ba3 Qf6 14. b5 Rfc8 15. bxc6 Bxc6 16. Ba6 Rd8 17. Bb5 Nxc3 18. Qxc3 Bxb5 19. axb5 bxc5 20. Bxc5 Nxc5 21. Qxc5 Bd6 22. Qc6 Rab8 23. Rfc1 Rb6 24. Qc2 Rdb8 25. Qa4 a6 26. Ra1 axb5 27. Qb3 h6 28. Ra7 R6b7 29. Ra6 Rb6 30. Ra5 b4 31. g3 Qe7 32. Kg2 Kh7 33. Ne1 Qb7 34. Nd3 Rb5 35. Ra2 Rc8 36. Rac2 Rxc2 37. Rxc2 Rb6 38. Nc5 Bxc5 39. Rxc5 Rb5 40. Rc2 Rb6 41. h4 Rb5 42. Rb2 Qb6 43. h5 Qb7 44. Qc2 Rb6 45. g4 Qc6 46. Qxc6 Rxc6 47. gxf5 exf5 48. Rxb4 g6 49. Rb7+ Kg8 50. Rd7 gxh5 51. Rxd5 Rf6 52. Kh3 Kf7 53. Kh4 Kg6 54. Re5 Rd6 55. Re8 Rf6 56. Rg8+ Kh7 57. Rd8 f4 58. e4 f3 59. e5 Rf4+ 60. Kg3 Rf5 61. e6 Kg7 62. e7 Rg5+ 63. Kh3 Rg3+ 64. Kxg3 h4+ 65. Kxf3 Kf7 66. e8Q+ Kf6 67. Rd6+ 1-0

[Event "Titled Tuesday intern op 11th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.11"]
[Round "5"]
[White "Costa, Paulo Cesar"]
[Black "Hosseinzadeh, Nima"]
[Result "0-1"]
[ECO "D41"]
[WhiteElo "1974"]
[BlackElo "2217"]
[PlyCount "66"]
[EventDate "2020.08.11"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 0-0 11. Be2 Nd7 12. 0-0 b6 13. d5 exd5 14. Qxd5 Rb8 15. Rfd1 Qe7 16. e5 Nc5 17. Bc4 Be6 18. Qd4 Rbd8 19. Qf4 g5 20. Qc1 Rxd1+ 21. Qxd1 Bxc4 22. Qc1 Bd5 23. Nxg5 Qxe5 24. h4 Ne4 25. Qe3 Qxa1+ 26. Kh2 Re8 27. Nxf7 Kxf7 28. Qf3+ Nf6 29. Qxd5+ Nxd5 30. g3 Re2 31. h5 Qxa2 32. Kh3 Rxf2 33. h6 Nf6 0-1

[Event "Titled Tuesday intern op 11th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.11"]
[Round "2"]
[White "Costa, Paulo Cesar"]
[Black "Lammens, Tim"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1974"]
[BlackElo "2250"]
[PlyCount "85"]
[EventDate "2020.08.11"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 b6 4. Bg2 Bb7 5. 0-0 g6 6. Nc3 Bg7 7. d4 cxd4 8. Qxd4 d6 9. Be3 Nbd7 10. Rac1 a6 11. b3 Rc8 12. Rfd1 h5 13. Nd5 0-0 14. Nxf6+ Bxf6 15. Qd2 b5 16. cxb5 axb5 17. Rxc8 Qxc8 18. Rc1 Qa8 19. Rc7 Ne5 20. Rxb7 Qxb7 21. Nxe5 Qc7 22. Nd3 Rc8 23. Bf3 e6 24. Qb4 Qc2 25. Qxd6 Qxa2 26. Qd7 Rc3 27. Qe8+ Kg7 28. Bc5 Rxc5 29. Nxc5 h4 30. gxh4 Bxh4 31. Qxb5 Qa1+ 32. Kg2 Qd4 33. e3 Qe5 34. Qc4 Be7 35. Nd3 Qf5 36. Qe4 Qg5+ 37. Qg4 Qb5 38. Nf4 Qxb3 39. Be4 Qc3 40. Bxg6 fxg6 41. Qxg6+ Kh8 42. Qh6+ Kg8 43. Qxe6+ 1-0

[Event "Titled Tuesday intern op 11th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.11"]
[Round "3"]
[White "Costa, Paulo Cesar"]
[Black "Orozbaev, Eldiar"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "1974"]
[BlackElo "1973"]
[PlyCount "96"]
[EventDate "2020.08.11"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Nc3 g6 5. e3 Bg7 6. Be2 0-0 7. 0-0 a6 8. cxd5 cxd5 9. a4 Nc6 10. Bd2 Bf5 11. Nh4 Be6 12. Nf3 Rc8 13. Rc1 Qb6 14. Rb1 Bf5 15. Ra1 Qxb2 16. Ne5 Nxe5 17. dxe5 Ne4 18. Nxe4 Bxe4 19. f3 Bf5 20. g4 Bc2 21. Qc1 Qxe5 22. Ra2 Bb3 23. Qa3 Bxa2 24. Qxa2 Rc7 25. f4 Qd6 26. Bf3 e6 27. g5 Rfc8 28. Ba5 Rc2 29. Qb1 Qa3 30. Qe1 Rc1 31. Qf2 Rxf1+ 32. Kxf1 Rc1+ 33. Kg2 Qxa4 34. Be1 Rc2 35. Kg3 Rxf2 36. Bxf2 Qc2 37. h3 a5 38. h4 a4 39. h5 gxh5 40. Bxh5 a3 41. Kf3 Qd1+ 42. Kg2 Qxh5 43. Bg3 a2 44. g6 a1Q 45. gxf7+ Kxf7 46. f5 Qb2+ 47. Bf2 Qxf5 48. Kh1 Qfxf2 0-1

[Event "Titled Tuesday intern op 11th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.11"]
[Round "6"]
[White "Costa, Paulo Cesar"]
[Black "Sergeev, Vitalij"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1974"]
[BlackElo "2162"]
[PlyCount "88"]
[EventDate "2020.08.11"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. g3 d6 4. d4 cxd4 5. Nxd4 e5 6. Nb5 Be6 7. b3 Be7 8. Bg2 Qd7 9. 0-0 Nf6 10. N5c3 Rc8 11. Bg5 h6 12. Bxf6 Bxf6 13. Nd5 Bxd5 14. cxd5 Nd4 15. Nd2 0-0 16. Ne4 Be7 17. e3 Nb5 18. a4 Nc3 19. Nxc3 Rxc3 20. Rc1 Rfc8 21. Rxc3 Rxc3 22. Qb1 Qc8 23. Be4 Kf8 24. Bf5 Qc5 25. Be4 a6 26. Rd1 Qa3 27. Bc2 Qb4 28. Rd3 Rc5 29. Rd1 g6 30. h4 h5 31. Kg2 Rc3 32. Rd3 Rc8 33. Kh2 Bf6 34. Rd1 Kg7 35. e4 Bd8 36. Bd3 Ba5 37. Qb2 Rc3 38. Bc2 Bb6 39. Kg1 Bd4 40. Qb1 Rxg3+ 41. Kf1 Rf3 42. Kg2 Rxf2+ 43. Kh1 Qc5 44. Rd3 Qc8 0-1

[Event "Titled Tuesday intern op 11th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.11"]
[Round "1"]
[White "Tregubov, Pavel V"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2560"]
[BlackElo "1974"]
[PlyCount "93"]
[EventDate "2020.08.11"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 Nf6 6. c5 Be7 7. Bd3 0-0 8. 0-0 Bg4 9. Nbd2 Nc6 10. Qb3 Rb8 11. h3 Bh5 12. Bb5 Ne4 13. Bxc6 Nxd2 14. Nxd2 bxc6 15. Qg3 Bf6 16. Nb3 Re8 17. Bf4 Rc8 18. Rfe1 Rxe1+ 19. Rxe1 Kf8 20. Be5 Bg6 21. Na5 Bxe5 22. Qxe5 Qd7 23. b4 f6 24. Qe6 Qxe6 25. Rxe6 Bb1 26. a3 Re8 27. Rxe8+ Kxe8 28. Nxc6 a6 29. f3 g6 30. Kf2 Bd3 31. Ke3 Bb5 32. Na5 c6 33. Nb3 Kd7 34. Na5 Bc4 35. Nxc4 dxc4 36. Kd2 Ke6 37. Kc3 Kd5 38. h4 g5 39. h5 f5 40. g3 h6 41. a4 a5 42. bxa5 f4 43. g4 Ke6 44. Kxc4 Kd7 45. d5 Kc7 46. d6+ Kb7 47. a6+ 1-0

[Event "Titled Tuesday intern op 4th Aug 10am"]
[Site "Chess.com INT"]
[Date "2020.08.04"]
[Round "7"]
[White "Al Tarbosh, Ward"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2230"]
[BlackElo "1974"]
[PlyCount "75"]
[EventDate "2020.08.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Bd3 h6 7. h4 b6 8. Ne5 Nfd7 9. f4 Nxe5 10. dxe5 f5 11. exf6 Bxf6 12. Qh5 Qe8 13. Bg6 Bxc3+ 14. bxc3 Qc6 15. Kd2 Nd7 16. Rh3 Nf6 17. Bxf6 Rxf6 18. Rg3 Ba6 19. Qe5 Raf8 20. Rh1 Qc4 21. Bd3 Qa4 22. h5 Bxd3 23. Kxd3 Qc4+ 24. Kd2 Qxa2 25. Rh4 Qc4 26. Rhg4 R8f7 27. Rg6 d4 28. exd4 Rxg6 29. hxg6 Rf8 30. Re3 Qf1 31. Qxe6+ Kh8 32. f5 Qxg2+ 33. Re2 Qg5+ 34. Kd3 Qg3+ 35. Re3 Qg1 36. Qf7 Qf1+ 37. Kd2 Rg8 38. Qxg8+ 1-0

[Event "Titled Tuesday intern op 4th Aug 10am"]
[Site "Chess.com INT"]
[Date "2020.08.04"]
[Round "2"]
[White "Benkovic, Petar"]
[Black "Costa, Paulo Cesar"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2399"]
[BlackElo "1974"]
[PlyCount "155"]
[EventDate "2020.08.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 c6 4. cxd5 exd5 5. Qc2 Nf6 6. Bg5 Be7 7. e3 0-0 8. Bd3 Nbd7 9. Nf3 Re8 10. 0-0 Nf8 11. h3 Be6 12. Ne5 N6d7 13. Bxe7 Qxe7 14. f4 f6 15. Nf3 Bf7 16. Rae1 c5 17. Nb5 c4 18. Bf5 Nb6 19. Qf2 Be6 20. Bb1 Qd7 21. Nc3 Re7 22. g4 Rae8 23. f5 Bf7 24. Nh4 Na4 25. Ng2 Nxc3 26. bxc3 Qc6 27. Qb2 Nd7 28. Bc2 b5 29. Re2 Nb6 30. Rb1 a6 31. Qb4 Nc8 32. a4 Qc7 33. axb5 axb5 34. Qxb5 Qg3 35. Ba4 Rf8 36. Qc5 Rc7 37. Qa5 Ra7 38. Qb4 Qxh3 39. Bc6 Qxg4 40. Rbe1 Rc7 41. Qa4 Qg3 42. e4 dxe4 43. d5 Qd6 44. Rxe4 Nb6 45. Qa6 Nxd5 46. Rxc4 Nf4 47. Qb6 Bxc4 48. Rd1 Rxc6 49. Rxd6 Rxb6 50. Rxb6 h6 51. Nxf4 Bf7 52. Rc6 Rb8 53. Rc7 Rb1+ 54. Kf2 Rc1 55. Ke3 Re1+ 56. Kd2 Rf1 57. Ng6 Rxf5 58. Ne7+ Kh7 59. Nxf5 Kg6 60. Nd4 h5 61. Re7 h4 62. Nf3 h3 63. Nh4+ Kh5 64. Rxf7 Kxh4 65. Rxg7 Kh5 66. Rh7+ Kg6 67. c4 f5 68. Rxh3 f4 69. Rf3 Kf6 70. Kd3 Kg5 71. Ke4 Kg4 72. Rxf4+ Kg5 73. c5 Kg6 74. c6 Kg7 75. c7 Kg6 76. c8Q Kg7 77. Qe6 Kh7 78. Rf7+ 1-0

[Event "Titled Tuesday intern op 4th Aug 10am"]
[Site "Chess.com INT"]
[Date "2020.08.04"]
[Round "4"]
[White "Castillo Pena, Patricia Evarista"]
[Black "Costa, Paulo Cesar"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1770"]
[BlackElo "1974"]
[PlyCount "76"]
[EventDate "2020.08.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 Nf6 4. Bd3 Bd6 5. b3 0-0 6. Bb2 b6 7. 0-0 Ba6 8. c4 Qe7 9. Ne5 Bxe5 10. dxe5 Nfd7 11. Nd2 dxc4 12. Nxc4 Nc5 13. Bc2 Bxc4 14. bxc4 Nc6 15. a3 Na5 16. Qe2 Rad8 17. Rfd1 g6 18. Bc3 Nab7 19. Rd4 Na6 20. Rad1 c5 21. Rxd8 Rxd8 22. Rxd8+ Qxd8 23. Qf3 Qc7 24. h4 h5 25. Qg3 Kg7 26. f4 Nd8 27. f5 exf5 28. Bxf5 Kh7 29. Bc2 Nb8 30. Qg5 Ne6 31. Qf6 Qd7 32. g4 hxg4 33. h5 Ng7 34. hxg6+ fxg6 35. Qxg6+ Kg8 36. e6 Qe7 37. Bxg7 Qxg7 38. Qe8+ Qf8 0-1

