[Event "Maringa op 1st"]
[Site "Maringa"]
[Date "2024.07.28"]
[Round "6"]
[White "Czaikowski, Iarena Katerenhuk"]
[Black "Shirabe, Felipe Toshiyuki Ha"]
[Result "1-0"]
[ECO "C46"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "27"]
[EventDate "2024.07.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB32_2024"]
[SourceDate "2024.08.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.08.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. g3 Nd4 5. Rb1 Qf6 6. Bg2 d6 7. 0-0 Bh3 8. Bxh3 Nxf3+ 9. Kh1 Nd4 10. Bg2 b5 11. h4 Nf5 12. exf5 Nh6 13. d3 Nxf5 14. Bg5 1-0

[Event "Maringa op 1st"]
[Site "Maringa"]
[Date "2024.07.28"]
[Round "5"]
[White "Pavao, Tiago Lara Biasi"]
[Black "Czaikowski, Iarena Katerenhuk"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "1468"]
[BlackElo "1800"]
[PlyCount "32"]
[EventDate "2024.07.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB32_2024"]
[SourceDate "2024.08.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.08.08"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Nf6 4. Nc3 g6 5. d3 Bg7 6. Nf3 d6 7. Rb1 0-0 8. 0-0 Re8 9. Qc2 Bg4 10. h3 Bd7 11. b4 Ne7 12. a4 Rc8 13. a5 b6 14. axb6 cxb6 15. Ra1 a5 16. bxa5 bxa5 1-0

[Event "Maringa op 1st"]
[Site "Maringa"]
[Date "2024.07.27"]
[Round "4"]
[White "Czaikowski, Iarena Katerenhuk"]
[Black "Christofoli, Daniel Mendes"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "58"]
[EventDate "2024.07.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB32_2024"]
[SourceDate "2024.08.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.08.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Nc3 Qc7 6. 0-0 a6 7. d3 Be7 8. Re1 d5 9. Bf4 Qb6 10. Rb1 dxe4 11. dxe4 0-0 12. Qe2 Nd4 13. Qd2 Rd8 14. Be3 Nxf3+ 15. Bxf3 Rxd2 16. Bxd2 Bd7 17. e5 Nd5 18. Bxd5 exd5 19. Nxd5 Qd8 20. Nc3 Bc6 21. Red1 Qc8 22. Kf1 Qh3+ 23. Ke2 b5 24. a3 b4 25. axb4 cxb4 26. Na2 Bb5+ 27. Ke3 Bc5+ 28. Kf4 g6 29. Be3 Qf5# 0-1

[Event "Maringa op 1st"]
[Site "Maringa"]
[Date "2024.07.27"]
[Round "3"]
[White "Czaikowski, Iarena Katerenhuk"]
[Black "De Carvalho, Gael Botter"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "85"]
[EventDate "2024.07.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB32_2024"]
[SourceDate "2024.08.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.08.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Nc3 Bg7 4. g3 Nf6 5. Bg2 0-0 6. 0-0 Nc6 7. d3 d6 8. Bg5 Bg4 9. Bxf6 Bxf6 10. h3 Bxf3 11. Bxf3 Bg7 12. Bg2 b6 13. Re1 a6 14. a3 b5 15. Nb1 a5 16. c3 b4 17. d4 cxd4 18. cxd4 Bxd4 19. Ra2 d5 20. exd5 Qxd5 21. Bxd5 Rac8 22. Bxc6 Rxc6 23. Qxd4 Rd6 24. Qe3 Re6 25. Qd2 Rd6 26. Qe2 Re6 27. Qd1 Rd6 28. Qe2 Re6 29. Qf1 Rf6 30. f3 g5 31. h4 gxh4 32. gxh4 Rg6+ 33. Kf2 Rh6 34. Qg1+ Rg6 35. Qf1 Rh6 36. Nd2 Rxh4 37. Qg1+ Kh8 38. Qf1 Rh2+ 39. Ke3 bxa3 40. bxa3 e5 41. Qd3 Re8 42. Rg1 e4 43. Qd4+ 1-0

[Event "Maringa op 1st"]
[Site "Maringa"]
[Date "2024.07.27"]
[Round "2"]
[White "Da Silva, Graziele Berbet"]
[Black "Czaikowski, Iarena Katerenhuk"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "151"]
[EventDate "2024.07.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB32_2024"]
[SourceDate "2024.08.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.08.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Bc4 Nf6 4. e5 Ng8 5. c3 Bg7 6. d4 d6 7. exd6 exd6 8. dxc5 Qe7+ 9. Qe2 Be6 10. cxd6 Qxd6 11. Bxe6 fxe6 12. Be3 a6 13. 0-0 h5 14. Rd1 Qe7 15. h3 Nc6 16. Nd4 Nxd4 17. Bxd4 Bxd4 18. cxd4 Nf6 19. Re1 Rd8 20. Qxe6 Qxe6 21. Rxe6+ Kf7 22. Rb6 Rhe8 23. Rxb7+ Ke6 24. Rb6+ Kf7 25. Rxa6 Re1+ 26. Kh2 Rxd4 27. b3 Rdd1 28. f3 Rh1+ 29. Kg3 Rhe1 30. a4 Rd4 31. Rb6 Re5 32. Nc3 Rg5+ 33. Kh2 Rd2 34. Rg1 Rd3 35. Rxf6+ Kxf6 36. Ne4+ Kf5 37. Nxg5 Kxg5 38. b4 Ra3 39. a5 Ra4 40. Rb1 Ra3 41. b5 Rxa5 42. b6 Ra8 43. b7 Rb8 44. Rb6 h4 45. g3 hxg3+ 46. Kxg3 Kh6 47. Kg4 Kh7 48. h4 Kg7 49. f4 Kf7 50. Kg5 Kg7 51. Rxg6+ Kf7 52. Rb6 Ke7 53. h5 Kd7 54. f5 Kc7 55. Rb1 Rg8+ 56. Kf6 Rf8+ 57. Kg6 Rg8+ 58. Kf7 Rb8 59. h6 Kc6 60. h7 Kc7 61. h8Q Rxh8 62. b8Q+ Rxb8 63. Rxb8 Kxb8 64. f6 Kc8 65. Ke7 Kc7 66. f7 Kc6 67. f8Q Kd5 68. Qf5+ Kc4 69. Qd7 Kc3 70. Ke6 Kc2 71. Ke5 Kb3 72. Qc6 Kb2 73. Kd4 Ka1 74. Qb5 Ka2 75. Kc3 Ka1 76. Qb2# 1-0

[Event "Maringa op 1st"]
[Site "Maringa"]
[Date "2024.07.26"]
[Round "1"]
[White "Da Costa Filho, Mauro Cezar Pedro"]
[Black "Czaikowski, Iarena Katerenhuk"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "89"]
[EventDate "2024.07.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB32_2024"]
[SourceDate "2024.08.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.08.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bb4+ 5. c3 Be7 6. Nbd2 0-0 7. 0-0 d6 8. Re1 Bg4 9. Nf1 Bxf3 10. Qxf3 a6 11. Bb3 b5 12. Ne3 Rb8 13. Nf5 a5 14. Bh6 Ne8 15. Qg4 Bf6 16. Bd2 b4 17. Nh6+ Kh8 18. Nxf7+ Rxf7 19. Bxf7 Qe7 20. Bd5 Rb6 21. Bxc6 Rxc6 22. cxb4 axb4 23. Bxb4 Rb6 24. Bc3 Rc6 25. a4 g6 26. a5 Ra6 27. b4 c6 28. Qc8 Qa7 29. Qxe8+ Kg7 30. Kf1 Qe7 31. Qxe7+ Bxe7 32. f4 Kf8 33. fxe5 dxe5 34. Bxe5 Bxb4 35. Reb1 Be7 36. Rb6 Ra7 37. a6 Bc5 38. Rb8+ Kf7 39. Rb7+ Rxb7 40. axb7 Ke6 41. b8Q Kf7 42. d4 Be7 43. Ke2 h6 44. Rf1+ Ke6 45. Qc8# 1-0

