[Event "Hradec Kralove Region-chT 2223"]
[Site "Czech Republic"]
[Date "2023.04.02"]
[Round "11.4"]
[White "Humlicek, Vojtech"]
[Black "Petirova, Iva"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "1900"]
[BlackElo "1694"]
[PlyCount "60"]
[EventDate "2022.10.09"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bb5 Bd7 7. 0-0 g6 8. f3 Bg7 9. Be3 a6 10. Be2 0-0 11. Qd2 Qa5 12. Nxc6 bxc6 13. Nd5 Qxd2 14. Nxe7+ Kh8 15. Bxd2 Rfe8 16. Nxc6 Bxc6 17. Bc4 d5 18. exd5 Nxd5 19. c3 Rab8 20. Rab1 Red8 21. Bc1 a5 22. Rd1 Kg8 23. Re1 a4 24. Re2 a3 25. Rd2 axb2 26. Bxb2 Ba4 27. Bb3 Bxb3 28. axb3 Rxb3 29. c4 Rxb2 30. cxd5 Rxd2 0-1

[Event "Hradec Kralove Region-chT 2223"]
[Site "Czech Republic"]
[Date "2023.03.19"]
[Round "10.3"]
[White "Vanek, Tomas1111"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1864"]
[BlackElo "1737"]
[PlyCount "91"]
[EventDate "2022.10.09"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qe3 d6 5. Bd2 Nf6 6. f3 e5 7. Nc3 Be7 8. 0-0-0 Be6 9. g4 d5 10. exd5 Nxd5 11. Qe4 Qa5 12. Nxd5 Qxd5 13. Qxd5 Bxd5 14. c4 Be6 15. Bc3 0-0 16. Nh3 Rad8 17. Be2 h5 18. Nf2 hxg4 19. fxg4 Bg5+ 20. Kc2 Be3 21. Rhf1 Rxd1 22. Nxd1 Bd4 23. Nf2 Bxc3 24. Kxc3 Nd4 25. Bd3 Rc8 26. b3 g6 27. Ne4 Rc6 28. Ng5 Kg7 29. Be4 Rc7 30. Nxe6+ Nxe6 31. Bd5 Nf4 32. Be4 Kf6 33. h4 Ke6 34. g5 b6 35. Rd1 Rc8 36. Bf3 Rh8 37. Bg4+ Ke7 38. Rd7+ Ke8 39. Rxa7 Rxh4 40. Bd7+ Kd8 41. Bc6 Rh3+ 42. Kb4 Ne6 43. Rxf7 Nxg5 44. Rd7+ Kc8 45. Rg7 e4 46. Bd7+ 1-0

[Event "CZE-ch U20 Girls"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.18"]
[Round "9"]
[White "Petirova, Iva"]
[Black "Nespora, Tatana"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1737"]
[BlackElo "1550"]
[PlyCount "70"]
[EventDate "2023.03.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 e5 6. Nf3 exd4 7. Qxd4 Qxd4 8. Nxd4 Bc5 9. Nb5 Na6 10. Bf4 Nf6 11. Nd6+ Ke7 12. Nxc8+ Raxc8 13. Bxa6 bxa6 14. 0-0 Rhd8 15. Nc3 Kf8 16. Rad1 Bb6 17. Bd6+ Kg8 18. Rd3 Rxc3 19. bxc3 Ne4 20. c4 Rxd6 21. Rxd6 Nxd6 22. Rc1 Ne4 23. Rc2 Kf8 24. Kf1 Nxf2 25. Rxf2 Bxf2 26. Kxf2 Ke7 27. Ke3 Kd6 28. Kd4 f6 29. a4 a5 30. h4 h5 31. g3 g5 32. Ke4 Ke6 33. c5 f5+ 34. Kf3 gxh4 35. gxh4 Kd5 0-1

[Event "CZE-ch U20 Girls"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.17"]
[Round "8"]
[White "Voriskova, Anna"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2000"]
[BlackElo "1737"]
[PlyCount "31"]
[EventDate "2023.03.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. e3 Bg7 5. Bc4 Nh5 6. Bg3 Nxg3 7. hxg3 Bg4 8. Bxf7+ Kf8 9. Bb3 Bf6 10. Nc3 Nd7 11. Qd2 c6 12. Nh2 h5 13. f3 h4 14. Nxg4 hxg3 15. Rxh8+ Bxh8 16. e4 1-0

[Event "CZE-ch U20 Girls"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.16"]
[Round "7"]
[White "Petirova, Iva"]
[Black "Sulcova, Tereza Radmila"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1737"]
[BlackElo "1723"]
[PlyCount "44"]
[EventDate "2023.03.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 g6 3. f4 d5 4. e5 Bg7 5. Bd3 Nh6 6. Ne2 Bf5 7. Ng3 Qd7 8. Nc3 Bxd3 9. Qxd3 Na6 10. Rf1 e6 11. b3 Bf8 12. Be3 Qc7 13. Na4 Ng4 14. h3 Nb4 15. hxg4 Nxd3+ 16. cxd3 Qa5+ 17. Ke2 0-0-0 18. Rfc1 h5 19. g5 h4 20. Rh1 b5 21. Nc5 Bxc5 22. dxc5 hxg3 0-1

[Event "CZE-ch U20 Girls"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "5"]
[White "Dudova, Pavlina"]
[Black "Petirova, Iva"]
[Result "1/2-1/2"]
[ECO "B58"]
[WhiteElo "1701"]
[BlackElo "1737"]
[PlyCount "113"]
[EventDate "2023.03.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nf3 h6 8. 0-0 Be7 9. Re1 0-0 10. h3 Be6 11. Bf1 Nb8 12. Nd5 Bxd5 13. exd5 Nbd7 14. c4 b5 15. b3 Qc7 16. Ba3 Qa5 17. Bb2 bxc4 18. bxc4 Rab8 19. Qc2 Rfc8 20. Bc3 Qc5 21. Rec1 Nb6 22. Nd2 Nfd7 23. Rab1 Qc7 24. Ba5 Bg5 25. Rd1 Nc5 26. Ne4 Nxe4 27. Qxe4 Qd7 28. Bxb6 Rxb6 29. Rxb6 axb6 30. Rb1 f5 31. Qc2 b5 32. Rb4 e4 33. Qb3 bxc4 34. Rxc4 Rxc4 35. Qxc4 e3 36. fxe3 Bxe3+ 37. Kh1 Bc5 38. a4 Qe7 39. Qe2 Qe5 40. Qxe5 dxe5 41. g3 Kf7 42. Bc4 Ke7 43. a5 g5 44. Kg2 e4 45. a6 Kd6 46. Kf1 Ba7 47. Bb3 Kc5 48. Ke2 f4 49. g4 Kb5 50. d6 Kxa6 51. Bd5 e3 52. d7 Bb6 53. Bc6 Ka5 54. Bd5 Kb5 55. Bf3 Kc5 56. Be4 Kd4 57. Bc6 1/2-1/2

[Event "CZE-ch U20 Girls"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "6"]
[White "Trasakova, Adela"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "A96"]
[WhiteElo "1894"]
[BlackElo "1737"]
[PlyCount "73"]
[EventDate "2023.03.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. 0-0 0-0 6. c4 d6 7. b3 Nc6 8. Bb2 Ne4 9. Nfd2 Nxd2 10. Qxd2 Bf6 11. e3 Qe7 12. Nc3 Nd8 13. e4 c6 14. Rad1 Nf7 15. Rfe1 e5 16. dxe5 dxe5 17. exf5 Bxf5 18. Ne4 Bxe4 19. Bxe4 Ng5 20. h4 Nh3+ 21. Kg2 Qe6 22. Qd7 Qxd7 23. Rxd7 Nxf2 24. Kxf2 Bxh4+ 25. Kg2 Bf6 26. Red1 Rad8 27. Rxd8 Rxd8 28. Rxd8+ Bxd8 29. Bxe5 g6 30. b4 a5 31. b5 cxb5 32. cxb5 b6 33. Bd5+ Kf8 34. Kf3 h5 35. Kf4 g5+ 36. Kf5 h4 37. g4 1-0

[Event "CZE-ch U20 Girls"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.14"]
[Round "4"]
[White "Petirova, Iva"]
[Black "Stastna, Martina"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1737"]
[BlackElo "1919"]
[PlyCount "46"]
[EventDate "2023.03.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 Bg4 6. c3 Nd7 7. Na3 Ngf6 8. Bg5 Bxa3 9. bxa3 Qa5 10. Qc1 Nxe4 11. Bd2 0-0-0 12. Bd3 Bxf3 13. gxf3 Nxd2 14. Qxd2 exd4 15. cxd4 Rhe8+ 16. Kd1 Qxa3 17. Rg1 g6 18. Rg5 Ne5 19. Be4 Nxf3 20. Bxf3 Qxf3+ 21. Kc1 Re2 22. Qd1 Qc3+ 23. Kb1 Rb2# 0-1

[Event "CZE-ch U20 Girls"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.13"]
[Round "3"]
[White "Fizerova, Lucie"]
[Black "Petirova, Iva"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1808"]
[BlackElo "1737"]
[PlyCount "85"]
[EventDate "2023.03.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Be3 0-0 8. Qd2 Na6 9. c3 Nc7 10. Bd3 Nd5 11. 0-0 Bg4 12. Ne1 Qc7 13. h3 Be6 14. Qc2 g6 15. Bd2 Rae8 16. Nf3 Nf4 17. Bxf4 Bxf4 18. b4 Qd7 19. Nh2 Bb8 20. f4 Qd5 21. Be4 Qh5 22. Bf3 Qh6 23. Ng4 Bxg4 24. Bxg4 f5 25. Bf3 Qxf4 26. g4 Re3 27. Qg2 Rxc3 28. gxf5 Qxf5 29. Bxc6 Qe6 30. Bf3 Rd8 31. d5 Qb6+ 32. Kh1 Re8 33. Qg4 Qc7 34. Qg2 Ree3 35. d6 Qxd6 36. Rad1 Qf4 37. Bg4 Qe5 38. Rd8+ Kg7 39. Rd7 Re1 40. Rdxf7+ Kg8 41. Rf8+ Kg7 42. R8f7+ Kg8 43. Rf8+ 1/2-1/2

[Event "CZE-ch U20 Girls"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.12"]
[Round "2"]
[White "Petirova, Iva"]
[Black "Hosova, Sandra"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1737"]
[BlackElo "1840"]
[PlyCount "62"]
[EventDate "2023.03.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. f4 Bg7 6. Nf3 e6 7. 0-0 Ne7 8. d3 d6 9. Qe1 0-0 10. g4 f5 11. gxf5 exf5 12. Kh1 d5 13. e5 d4 14. Na4 Qd5 15. Qa5 c4 16. Qxd5+ cxd5 17. dxc4 dxc4 18. Nxd4 Rd8 19. Nf3 Nd5 20. Bd2 Rb8 21. b3 cxb3 22. axb3 Bh6 23. Nd4 Nb4 24. Bxb4 Rxd4 25. Bd6 Bb7+ 26. Kg1 Rc8 27. Nc5 Ba8 28. Ne6 Rd2 29. Rf2 Rxf2 30. Kxf2 Rxc2+ 31. Ke3 Bd5 1/2-1/2

[Event "CZE-ch U20 Girls"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.11"]
[Round "1"]
[White "Nagyova, Daniela"]
[Black "Petirova, Iva"]
[Result "1/2-1/2"]
[ECO "B57"]
[WhiteElo "1900"]
[BlackElo "1737"]
[PlyCount "83"]
[EventDate "2023.03.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nb3 e6 8. Bf4 Ne5 9. Be2 Bd7 10. 0-0 a6 11. Be3 Qc7 12. f4 Nc4 13. Bd4 Nxb2 14. Qc1 Nc4 15. Rb1 Be7 16. Nd2 e5 17. Bxc4 exd4 18. Nd5 Nxd5 19. Bxd5 Bb5 20. Rf2 Rc8 21. Nf3 d3 22. Nd4 Bf6 23. Nxb5 axb5 24. e5 dxe5 25. fxe5 Qxe5 26. Rxb5 Qc3 27. Qe3+ Kd8 28. Bxb7 Rc7 29. Rd5+ Rd7 30. Qb6+ Ke7 31. Qe3+ Kd8 32. Qb6+ Qc7 33. Qxc7+ Kxc7 34. Rxd7+ Kxd7 35. Rd2 Kc7 36. Be4 dxc2 37. Rxc2+ Kb6 38. g3 Re8 39. Bd5 Re7 40. Kg2 Bd4 41. Bb3 f6 42. Bd5 1/2-1/2

[Event "Hradec Kralove Region-chT 2223"]
[Site "Czech Republic"]
[Date "2023.02.26"]
[Round "9.6"]
[White "Semerak, Pavel"]
[Black "Petirova, Iva"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2016"]
[BlackElo "1715"]
[PlyCount "134"]
[EventDate "2022.10.09"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 c5 3. e3 Nc6 4. f4 Nf6 5. Nf3 e6 6. Be2 Bd6 7. 0-0 Qe7 8. Ne5 Qc7 9. Nxc6 bxc6 10. Qe1 d4 11. Na3 a5 12. Nc4 Ba6 13. exd4 Bxf4 14. g3 Bd6 15. Nxd6+ Qxd6 16. Bxa6 Rxa6 17. Rxf6 gxf6 18. Qf1 Ra8 19. Qxf6 Rg8 20. Rf1 Qe7 21. Qf3 Rc8 22. Ba3 f5 23. Bxc5 Qg5 24. Re1 Kd7 25. Qe2 Qf6 26. Qe5 Qxe5 27. Rxe5 Ra8 28. a4 Rg4 29. Kf2 h5 30. Bb6 h4 31. Bxa5 hxg3+ 32. hxg3 Rxd4 33. Bc3 Rd5 34. Re1 c5 35. d3 Rd6 36. Rh1 Kc6 37. Rh7 Rd7 38. Rh6 Kd5 39. Kf3 e5 40. Bb2 Rd6 41. Rh7 Re6 42. Rd7+ Kc6 43. Rf7 e4+ 44. dxe4 fxe4+ 45. Ke3 Rg8 46. Bg7 Rg6 47. Be5 Re8 48. Bf4 Rge6 49. g4 Rh8 50. Rc7+ Kb6 51. a5+ Kb5 52. c4+ Kb4 53. Rb7+ Kc3 54. Bg3 Rh3 55. Kf4 e3 56. Be1+ Kc2 57. Rb6 Re7 58. a6 e2 59. Rb7 Rxb7 60. axb7 Rh8 61. g5 Rb8 62. g6 Rxb7 63. Kf5 Kxb3 64. Kf6 Kxc4 65. g7 Rxg7 66. Kxg7 Kd3 67. Kf7 c4 0-1

[Event "Hradec Kralove Region-chT 2223"]
[Site "Czech Republic"]
[Date "2023.02.12"]
[Round "8.6"]
[White "Petirova, Iva"]
[Black "Subrt, Petr"]
[Result "1/2-1/2"]
[ECO "C43"]
[WhiteElo "1715"]
[BlackElo "1792"]
[PlyCount "68"]
[EventDate "2022.10.09"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. 0-0 Bd6 7. Re1 0-0 8. Bxe4 dxe4 9. Nc3 f5 10. f3 Nxe5 11. dxe5 Bxe5 12. Qxd8 Rxd8 13. Bg5 Bd4+ 14. Kh1 Bxc3 15. bxc3 Re8 16. Rad1 Be6 17. fxe4 fxe4 18. a3 h6 19. Bh4 c6 20. Rxe4 Bd5 21. Ree1 Be4 22. Rd2 Re6 23. Kg1 Rae8 24. Rd7 c5 25. Rc7 Rg6 26. Re2 Rg4 27. Re7 Rxe7 28. Bxe7 Bc6 29. Bxc5 a6 30. g3 h5 31. Kf2 Kf7 32. Re5 g6 33. Bd4 Re4 34. Rxe4 Bxe4 1/2-1/2

[Event "Hradec Kralove Region-chT 2223"]
[Site "Czech Republic"]
[Date "2023.01.29"]
[Round "7.7"]
[White "Petirova, Iva"]
[Black "Kutak, Jaroslav1111"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "1711"]
[BlackElo "1266"]
[PlyCount "31"]
[EventDate "2022.10.09"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qxd4 Nc5 6. Bc4 Nc6 7. Qd5 Ne6 8. 0-0 Ne7 9. Qe4 c6 10. Nc3 a6 11. Ng5 d5 12. exd6 Qxd6 13. Be3 Qb4 14. Nxf7 Nc5 15. Bxc5 Qxc5 16. Rad1 1-0

[Event "Hradec Kralove Region-chT 2223"]
[Site "Czech Republic"]
[Date "2023.01.15"]
[Round "6.6"]
[White "Petirova, Iva"]
[Black "Vitova, Anna"]
[Result "1-0"]
[ECO "B82"]
[WhiteElo "1711"]
[BlackElo "1817"]
[PlyCount "75"]
[EventDate "2022.10.09"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e6 7. 0-0 Be7 8. Kh1 Nbd7 9. f4 Qc7 10. Qe1 b5 11. Qg3 g6 12. Bd2 Bb7 13. Rfe1 Nc5 14. b4 Ncd7 15. a4 bxa4 16. Nxa4 0-0 17. f5 Nh5 18. Qe3 exf5 19. exf5 Bh4 20. Rf1 Ne5 21. fxg6 hxg6 22. Be2 Ng7 23. Qh3 Be7 24. Ra3 Bc8 25. Qg3 Rb8 26. Nc3 Nc4 27. Nd5 Qd8 28. Nc6 Bh4 29. Bxc4 Bxg3 30. Nxd8 Rxd8 31. Rxg3 Nf5 32. Rh3 Be6 33. Bc3 Nd4 34. Nf6+ Kg7 35. Rh7+ Kf8 36. Bxe6 Nxe6 37. Nd5 Ng5 38. Rh8# 1-0

[Event "Hradec Kralove Region-chT 2223"]
[Site "Czech Republic"]
[Date "2022.12.11"]
[Round "5.6"]
[White "Pribik, Petr"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1774"]
[BlackElo "1716"]
[PlyCount "67"]
[EventDate "2022.10.09"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 e6 5. Nf3 Nc6 6. c4 Nb6 7. d5 exd5 8. cxd5 Nb4 9. Nc3 d6 10. a3 Na6 11. Bb5+ Bd7 12. Bxa6 bxa6 13. 0-0 Bg4 14. Re1 Be7 15. exd6 Qxd6 16. Qe2 Bxf3 17. Qxf3 0-0 18. Bf4 Qf6 19. Qg3 Nc4 20. Ne4 Qg6 21. b3 Nb6 22. d6 Bf6 23. Rac1 Nd5 24. Rxc5 Nxf4 25. Qxf4 Bd4 26. Rd5 Bb6 27. Rg5 Qh6 28. Nf6+ Kh8 29. Ng4 Qh4 30. g3 Qh3 31. Rxg7 Rg8 32. Rxg8+ Rxg8 33. Qf6+ Rg7 34. Re8# 1-0

[Event "Hradec Kralove Region-chT 2223"]
[Site "Czech Republic"]
[Date "2022.11.27"]
[Round "4.5"]
[White "Bem, David"]
[Black "Petirova, Iva"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "1910"]
[BlackElo "1635"]
[PlyCount "103"]
[EventDate "2022.10.09"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 Nbd7 6. Nf3 e5 7. dxe5 dxe5 8. Be3 b6 9. Qc2 Bb7 10. Be2 c6 11. 0-0 0-0 12. b4 Qe7 13. Rab1 Rfd8 14. c5 Ne8 15. cxb6 axb6 16. Na4 b5 17. Nc5 Nxc5 18. Bxc5 Qe6 19. Rb2 Ra3 20. Nd2 Nc7 21. Bb6 Qe7 22. Nb3 f5 23. Na5 Ba8 24. Rb3 Rxb3 25. Qxb3+ Kh8 26. Bc5 Qe6 27. Qc2 Na6 28. Nb3 Bf6 29. Rd1 Rd7 30. Bf3 Kg7 31. a3 Nc7 32. g4 fxe4 33. Rxd7+ Qxd7 34. Bxe4 Nd5 35. Qd2 h5 36. g5 Bd8 37. Kg2 Nf4+ 38. Kg1 Nxh3+ 39. Kf1 Qxd2 40. Nxd2 Bxg5 41. Nf3 Bf4 42. a4 bxa4 43. b5 cxb5 44. Bxa8 Ng5 45. Nxg5 Bxg5 46. Bc6 Bc1 47. Bxb5 a3 48. Bc4 Kf6 49. Kg2 Kf5 50. f3 g5 51. Bf7 Kf4 52. Bxa3 1/2-1/2

[Event "Hradec Kralove Region-chT 2223"]
[Site "Czech Republic"]
[Date "2022.10.30"]
[Round "2.5"]
[White "Sedivy, Ales"]
[Black "Petirova, Iva"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1884"]
[BlackElo "1608"]
[PlyCount "49"]
[EventDate "2022.10.09"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b4 d5 2. Bb2 Nf6 3. e3 e6 4. a3 c5 5. b5 Be7 6. f4 Nbd7 7. Nf3 a6 8. bxa6 bxa6 9. c4 Rb8 10. Qc2 0-0 11. Bd3 Qb6 12. Be5 Nxe5 13. Nxe5 Bb7 14. 0-0 d4 15. a4 Ba8 16. Na3 Qb7 17. Rf3 Qb2 18. Rff1 Rfd8 19. Rfb1 Qxc2 20. Nxc2 Ne4 21. Bxe4 Bxe4 22. d3 Ba8 23. exd4 cxd4 24. Kf2 f6 25. Nf3 1/2-1/2

[Event "Hradec Kralove Region-chT 2223"]
[Site "Czech Republic"]
[Date "2022.10.09"]
[Round "1.5"]
[White "Petirova, Iva"]
[Black "Dedek, Jan"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1608"]
[BlackElo "1818"]
[PlyCount "66"]
[EventDate "2022.10.09"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 Bg4 6. c3 Nd7 7. Bc4 Bh5 8. Nbd2 Bd6 9. Qb3 b5 10. Bd3 Ngf6 11. 0-0 0-0 12. d5 Nc5 13. Qc2 Qb6 14. Kh1 cxd5 15. exd5 Nxd3 16. Qxd3 Bg6 17. Qe2 Nxd5 18. Ne4 Bc7 19. Bg5 f6 20. Rad1 Rad8 21. Bc1 Qc6 22. Nh4 Nf4 23. Bxf4 Bxe4 24. Be3 a6 25. Qg4 Rxd1 26. Rxd1 f5 27. Qe2 Bd8 28. Nf3 Bxf3 29. gxf3 e4 30. f4 Bb6 31. Bxb6 Qxb6 32. Qh5 Qf2 33. Rg1 Qxf4 0-1

[Event "Ceske Budejovice op-A"]
[Site "Ceske Budejovice"]
[Date "2022.07.09"]
[Round "9"]
[White "Petirova, Iva"]
[Black "Smola, David"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1722"]
[BlackElo "1609"]
[PlyCount "55"]
[EventDate "2022.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Bd3 0-0 8. 0-0 Nc6 9. h3 Bd7 10. Be3 Rc8 11. a3 Na5 12. Rc1 Nc4 13. Bxc4 Rxc4 14. Qb3 Rc7 15. d5 b6 16. Nd4 Qb8 17. f4 Bh6 18. g4 Qc8 19. Ncb5 Rc5 20. Nxa7 Qa8 21. Nac6 Nxe4 22. Nxe7+ Kh8 23. Ndc6 Bxc6 24. dxc6 Qd8 25. Nd5 Rxc1 26. Rxc1 Qc8 27. Nxb6 Qc7 28. Nd5 1-0

[Event "Ceske Budejovice op-A"]
[Site "Ceske Budejovice"]
[Date "2022.07.08"]
[Round "8"]
[White "Simajchl, Adam"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1610"]
[BlackElo "1722"]
[PlyCount "90"]
[EventDate "2022.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. c4 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 Nf6 7. Nge2 0-0 8. Ng3 Nbd7 9. h4 h5 10. Bg5 Qb6 11. Qb3 Qxb3 12. axb3 a6 13. Nb5 axb5 14. Rxa8 b4 15. 0-0 Re8 16. f3 Nh7 17. Raa1 Nxg5 18. hxg5 f6 19. gxf6 Bxf6 20. Ne2 Kg7 21. Kf2 Rh8 22. Rh1 Nf8 23. Rag1 Nd7 24. g4 h4 25. g5 Be7 26. Rg4 Rh5 27. Rgxh4 Rxh4 28. Rxh4 Bxg5 29. Rh1 Bf6 30. Ng3 Bg5 31. Rg1 Kf6 32. Rh1 Kg7 33. Ne2 Bf6 34. Ra1 Nb6 35. Ke3 Kf7 36. Ng1 Bg5+ 37. Kf2 Bh4+ 38. Kg2 Bg5 39. Bf1 Nd7 40. Kh1 Be3 41. Bh3 Nb6 42. Bxc8 Nxc8 43. Ra8 Nb6 44. Rb8 Kf6 45. Rxb7 Nd7 1-0

[Event "Ceske Budejovice op-A"]
[Site "Ceske Budejovice"]
[Date "2022.07.07"]
[Round "7"]
[White "Petirova, Iva"]
[Black "Tsifanskaya, Ludmila A"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1722"]
[BlackElo "1939"]
[PlyCount "81"]
[EventDate "2022.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Qe2 d6 8. Be3 Qc7 9. g4 Be7 10. 0-0-0 a6 11. g5 Nd7 12. f4 b5 13. f5 Nde5 14. Bh3 b4 15. Na4 Rb8 16. Rhf1 g6 17. f6 Bf8 18. Nd4 h6 19. Nf3 Nxf3 20. Rxf3 Ne5 21. Rg3 Bd7 22. b3 Bxa4 23. bxa4 Qa5 24. gxh6 Qxa4 25. Kb1 Rc8 26. Rd4 Bxh6 27. Bxh6 Rxh6 28. Rb3 a5 29. Qa6 Qc6 30. Qxc6+ Rxc6 31. Bf1 Rb6 32. a3 Rxh2 33. Kb2 Rf2 34. Rd1 Rxf6 35. axb4 a4 36. Rh3 Rxb4+ 37. Ka3 Rxe4 38. Bb5+ Ke7 39. Rh8 Rf3+ 40. Ka2 d5 41. Rh6 0-1

[Event "Ceske Budejovice op-A"]
[Site "Ceske Budejovice"]
[Date "2022.07.06"]
[Round "6"]
[White "Vojtek, Pavel"]
[Black "Petirova, Iva"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "1711"]
[BlackElo "1722"]
[PlyCount "161"]
[EventDate "2022.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 Ne7 5. e3 d6 6. Nge2 0-0 7. 0-0 c5 8. d4 f5 9. dxe5 dxe5 10. e4 Nbc6 11. Be3 Nd4 12. Bg5 h6 13. Bxe7 Qxe7 14. Nd5 Qd8 15. Nec3 f4 16. f3 fxg3 17. hxg3 Qg5 18. Qe1 Nc2 19. Qc1 Nxa1 20. Qxg5 hxg5 21. Rxa1 Bd7 22. Rd1 Rad8 23. Nc7 g4 24. fxg4 Bxg4 25. Rxd8 Rxd8 26. N7d5 Kf7 27. Ne3 Bd7 28. Ned5 Bh6 29. Bf3 Bc1 30. b3 Bd2 31. a4 Bc6 32. Nd1 a6 33. Be2 Ke6 34. Bg4+ Kd6 35. Be2 Rf8 36. Kg2 Ra8 37. N1c3 Rb8 38. Kf3 g5 39. Bd3 Rf8+ 40. Kg2 Rh8 41. Be2 Bd7 42. Nd1 Rf8 43. Nf2 Rb8 44. Nb6 Bc6 45. Bd3 Ba5 46. Nd5 b5 47. axb5 axb5 48. Nh3 bxc4 49. Bxc4 Bd2 50. Ng1 Bb5 51. Nf3 Bxc4 52. bxc4 Rb2 53. Nf6 Rc2 54. Ng4 Bb4+ 55. Kh3 Rxc4 56. Ngxe5 Rxe4 57. Nf7+ Ke7 58. N7xg5 Re3 59. Nh4 Re1 60. Ngf3 Ra1 61. Ne5 Ra3 62. Kg4 Be1 63. Nhf3 Bf2 64. Kh3 Ke6 65. Kg2 Bd4 66. Nc4 Ra8 67. Nfd2 Rg8 68. Kf3 Kd5 69. Nb6+ Ke6 70. Nbc4 Bc3 71. Ne4 Bb4 72. Nb2 Ke5 73. Nd3+ Kd4 74. Nf4 c4 75. Ne2+ Kd3 76. g4 Rf8+ 77. Nf4+ Kc2 78. Ke3 Kb2 79. Nd5 Ba5 80. Kd4 c3 81. Nexc3 1/2-1/2

[Event "Ceske Budejovice op-A"]
[Site "Ceske Budejovice"]
[Date "2022.07.05"]
[Round "5"]
[White "Petirova, Iva"]
[Black "Milovs, Daniels"]
[Result "0-1"]
[ECO "C05"]
[WhiteElo "1722"]
[BlackElo "1926"]
[PlyCount "62"]
[EventDate "2022.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ndf3 Qb6 8. a3 a5 9. b3 Be7 10. h4 f6 11. Be3 0-0 12. Bd3 cxd4 13. cxd4 Bxa3 14. Qc2 f5 15. Nh3 Nb4 16. Qd1 Nxd3+ 17. Qxd3 Be7 18. Kf2 h5 19. Nhg5 Rd8 20. Ra2 Nf8 21. Rc1 Bd7 22. Bd2 Rdc8 23. Rxc8 Bxc8 24. Ke3 Bd7 25. Ne1 a4 26. Rb2 Rc8 27. Qb1 a3 28. Ra2 Ba4 29. Nc2 Qxb3+ 30. Qxb3 Bxb3 31. Rxa3 Bxc2 0-1

[Event "Ceske Budejovice op-A"]
[Site "Ceske Budejovice"]
[Date "2022.07.04"]
[Round "4"]
[White "Pisar, Tomas"]
[Black "Petirova, Iva"]
[Result "0-1"]
[ECO "A62"]
[WhiteElo "1640"]
[BlackElo "1722"]
[PlyCount "80"]
[EventDate "2022.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 g6 5. Nf3 Bg7 6. g3 0-0 7. Bg2 exd5 8. cxd5 d6 9. 0-0 Re8 10. Nd2 Bd7 11. Nc4 Bf5 12. Bf4 Qd7 13. Nxd6 Bh3 14. Nxe8 Nxe8 15. Qa4 Qxa4 16. Nxa4 Bxg2 17. Kxg2 Nd7 18. Rac1 Rc8 19. b3 Nef6 20. Rfd1 a6 21. Nxc5 Rxc5 22. Rxc5 Nxc5 23. d6 Nfd7 24. b4 Ne6 25. a4 f5 26. b5 axb5 27. axb5 Nxf4+ 28. gxf4 Kf7 29. f3 Ke6 30. e4 fxe4 31. fxe4 Bf8 32. e5 Bh6 33. Kf3 g5 34. fxg5 Bxg5 35. Ke4 Nxe5 36. Rd5 Bf6 37. h3 h6 38. Rd1 Bg5 39. Ra1 Kxd6 40. Ra8 Nd7 0-1

[Event "Ceske Budejovice op-A"]
[Site "Ceske Budejovice"]
[Date "2022.07.03"]
[Round "3"]
[White "Petirova, Iva"]
[Black "Havelka, Josef"]
[Result "0-1"]
[ECO "B97"]
[WhiteElo "1722"]
[BlackElo "2396"]
[PlyCount "86"]
[EventDate "2022.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Bd3 Be7 9. Qf3 Qb6 10. Nb3 Qc7 11. 0-0-0 b5 12. e5 Bb7 13. Be4 Nxe4 14. Nxe4 Bxe4 15. Qxe4 d5 16. Qe2 Bxg5 17. fxg5 Qxe5 18. Qxe5 Nxe5 19. Rhe1 f6 20. Rd2 Ke7 21. Nc5 Rhc8 22. gxf6+ gxf6 23. Nd3 Nc4 24. Rde2 e5 25. Nf4 d4 26. Nd5+ Ke6 27. Nf4+ Kd6 28. Nh5 f5 29. Ng3 Rf8 30. Rf1 f4 31. Ne4+ Kd5 32. Rf3 Ne3 33. Nd2 Rg8 34. Rh3 Ra7 35. g3 Rc7 36. Nf3 fxg3 37. hxg3 Rf7 38. Ne1 b4 39. Kd2 Rxg3 40. Rxg3 Nf1+ 41. Kd1 Nxg3 42. Rg2 Nf5 43. Kd2 Ne3 0-1

[Event "Ceske Budejovice op-A"]
[Site "Ceske Budejovice"]
[Date "2022.07.02"]
[Round "2"]
[White "Nejdl, Eduard"]
[Black "Petirova, Iva"]
[Result "1/2-1/2"]
[ECO "C60"]
[WhiteElo "1951"]
[BlackElo "1722"]
[PlyCount "119"]
[EventDate "2022.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. 0-0 g6 5. c3 Bg7 6. d4 exd4 7. cxd4 0-0 8. d5 Ne5 9. Nxe5 Bxe5 10. f4 Bg7 11. Bc4 d6 12. Nc3 Kh8 13. f5 gxf5 14. exf5 Bxf5 15. Bg5 Bg6 16. g4 Qd7 17. Bf6 Bxf6 18. Rxf6 Ng8 19. Rf4 Rae8 20. Nb5 f5 21. g5 Re4 22. Rxe4 fxe4 23. Qd4+ Qg7 24. Qxg7+ Kxg7 25. Rf1 Rc8 26. Nxa7 Re8 27. Nb5 Re5 28. h4 Ne7 29. Nxc7 Bf7 30. Rd1 e3 31. Nb5 Nf5 32. a4 Nxh4 33. Nxd6 e2 34. Re1 Nf3+ 35. Kf2 Nxe1 36. Kxe1 b6 37. Nxf7 Kxf7 38. Bxe2 Ke7 39. Kf2 Rxg5 40. Bf3 Kd6 41. b4 Rg7 42. a5 bxa5 43. bxa5 h6 44. Be4 Ra7 45. Kg3 Ke5 46. Bf3 Rxa5 47. Kg4 Ra3 48. Bg2 Ra2 49. Bf3 Rf2 50. Kg3 Rf1 51. Bg2 Rf4 52. Bf3 Rd4 53. Bg2 Kf5 54. Bh3+ Kg5 55. Be6 Rd3+ 56. Kg2 h5 57. Bf7 Kg4 58. Be6+ Kf4 59. Kh2 Kg5 60. Kg2 1/2-1/2

[Event "Ceske Budejovice op-A"]
[Site "Ceske Budejovice"]
[Date "2022.07.01"]
[Round "1"]
[White "Petirova, Iva"]
[Black "Prazak, Daniel"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1722"]
[BlackElo "2113"]
[PlyCount "96"]
[EventDate "2022.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 Be7 3. g3 d5 4. d3 Nf6 5. Bg2 c5 6. e5 Nfd7 7. f4 Nc6 8. Nf3 Qc7 9. Nc3 a6 10. a4 b6 11. 0-0 Bb7 12. Bd2 Nd4 13. Qd1 Nxf3+ 14. Qxf3 0-0-0 15. Na2 f5 16. b4 cxb4 17. Nxb4 a5 18. Na2 Nc5 19. d4 Ne4 20. Rfd1 Kb8 21. Qb3 Nxd2 22. Rxd2 Ba6 23. Rb1 Kb7 24. Bf1 Bxf1 25. Kxf1 Rc8 26. Kf2 Qc6 27. Rb2 Bd8 28. Ke3 Qc4 29. Rd3 g5 30. Nc3 Qxb3 31. cxb3 Be7 32. Nb5 Rc1 33. Rc3 Rc8 34. Rxc8 gxf4+ 35. gxf4 Kxc8 36. Kd2 Rh1 37. Ke3 Re1+ 38. Kf3 Kd8 39. Rc2 Rb1 40. Rc3 Rb2 41. Kg3 h5 42. Na7 Kd7 43. Nc6 Bb4 44. Nxb4 axb4 45. Rd3 Kc6 46. h3 Rc2 47. Kf3 h4 48. Ke3 Rh2 0-1

[Event "CZE-ch Rapid (Women)"]
[Site "Ceska Trebova"]
[Date "2022.05.14"]
[Round "1"]
[White "Petirova, Iva"]
[Black "Petrova, Kristyna"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1722"]
[BlackElo "2264"]
[PlyCount "42"]
[EventDate "2022.05.14"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. d4 cxd4 6. cxd4 d6 7. Bc4 Nb6 8. Bb3 dxe5 9. Nxe5 e6 10. Nxc6 bxc6 11. 0-0 Be7 12. Nc3 0-0 13. Bf4 Nd5 14. Nxd5 cxd5 15. Rc1 Ba6 16. Bc7 Qd7 17. Ba4 Bb5 18. Bxb5 Qxb5 19. b3 Ba3 20. Rc2 Rfc8 21. Qg4 Qd3 0-1

[Event "CZE-ch Rapid (Women)"]
[Site "Ceska Trebova"]
[Date "2022.05.14"]
[Round "9"]
[White "Turkova, Karolina"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "B59"]
[WhiteElo "1891"]
[BlackElo "1722"]
[PlyCount "75"]
[EventDate "2022.05.14"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Be3 Be6 10. f3 Na5 11. Nxa5 Qxa5 12. Qd2 Rac8 13. Rad1 Rfd8 14. Nd5 Qxd2 15. Nxe7+ Kf8 16. Rxd2 Kxe7 17. Bxa7 Bxa2 18. b3 Ra8 19. Bb6 Rd7 20. Bb5 h6 21. Ra1 d5 22. Bxd7 Nxd7 23. Bf2 Ra6 24. exd5 Kd6 25. Kf1 Ke7 26. Ke1 Kd6 27. Kd1 Nf6 28. Kc1 e4 29. Kb2 exf3 30. gxf3 g5 31. Rxa2 Rxa2+ 32. Kxa2 h5 33. Bg3+ Kd7 34. Be5 Ne8 35. Ka3 g4 36. fxg4 hxg4 37. Rf2 Ke7 38. Rf4 1-0

[Event "CZE-ch U18/20 Girls"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.19"]
[Round "9"]
[White "Kralova, Gabriela"]
[Black "Petirova, Iva"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "1746"]
[BlackElo "1685"]
[PlyCount "61"]
[EventDate "2022.03.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. a4 Bb4 6. Bd2 a5 7. e3 b5 8. Ne5 Bb7 9. Qg4 g6 10. h4 Nf6 11. Qg5 Nbd7 12. Nxd7 Nxd7 13. Qxd8+ Kxd8 14. axb5 Bxc3 15. Bxc3 cxb5 16. Rxa5 Rxa5 17. Bxa5+ Ke7 18. Bb4+ Kf6 19. Kd2 Ra8 20. f3 Ra4 21. Kc3 Nb6 22. e4 Ra1 23. g4 Na4+ 24. Kc2 g5 25. hxg5+ Kxg5 26. Bd2+ Kg6 27. Bg2 Rxh1 28. Bxh1 h5 29. gxh5+ Kxh5 30. Bf4 Nb6 31. b3 1/2-1/2

[Event "CZE-ch U18/20 Girls"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.18"]
[Round "8"]
[White "Petirova, Iva"]
[Black "Leksova, Sona"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1685"]
[BlackElo "1696"]
[PlyCount "90"]
[EventDate "2022.03.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Nbd7 5. Nge2 Bg7 6. f3 c5 7. Be3 b6 8. Qd2 0-0 9. h4 Qc7 10. Nd5 Nxd5 11. Bxd5 Bb7 12. Bxb7 Qxb7 13. Bh6 cxd4 14. Bxg7 Kxg7 15. Nxd4 d5 16. 0-0-0 dxe4 17. h5 Kh8 18. Rh3 Nf6 19. hxg6 fxg6 20. Ne6 Rf7 21. Rdh1 Qc8 22. Nf4 Qf5 23. Rh6 Rg8 24. Nh3 exf3 25. gxf3 Rfg7 26. Ng5 Nh5 27. Kb1 Rc8 28. a3 Rf8 29. f4 Qxf4 30. Qxf4 Rxf4 31. Ne6 Rf6 32. Nxg7 Kxg7 33. R6xh5 gxh5 34. Rxh5 Kg6 35. Rh1 h5 36. b4 Rf4 37. Kb2 h4 38. c3 Kf5 39. a4 Kg4 40. Re1 Rf7 41. a5 bxa5 42. bxa5 h3 43. Re4+ Kf3 44. Rh4 Kg3 45. Rh8 Rg7 0-1

[Event "CZE-ch U18/20 Girls"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.17"]
[Round "7"]
[White "Petirova, Iva"]
[Black "Semova, Lada"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1685"]
[BlackElo "1371"]
[PlyCount "57"]
[EventDate "2022.03.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. Nxd4 Nf6 6. Nc3 d6 7. h3 Bd7 8. 0-0 Ne5 9. Bb3 Qc8 10. f4 Nc6 11. e5 Ng8 12. Be3 Nh6 13. Qh5 Nxd4 14. Bxd4 Be6 15. exd6 Nf5 16. Bxe6 Qxe6 17. Rae1 Qxd6 18. Nb5 Qd7 19. Nxc7+ Kf8 20. Rd1 Nxd4 21. Nxa8 Qc8 22. Rxd4 Bc5 23. Rfd1 Bxd4+ 24. Rxd4 Qxa8 25. Qc5+ Ke8 26. Re4+ Kd7 27. Re7+ Kd8 28. Qd6+ Kc8 29. Qc7# 1-0

[Event "CZE-ch U18/20 Girls"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.16"]
[Round "6"]
[White "Trasakova, Adela"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "A44"]
[WhiteElo "1904"]
[BlackElo "1685"]
[PlyCount "53"]
[EventDate "2022.03.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. Nc3 d6 4. e4 g6 5. Bc4 Bg7 6. Nf3 Ne7 7. Bd2 a6 8. a4 f5 9. Ng5 h6 10. Ne6 Bxe6 11. dxe6 Nbc6 12. exf5 d5 13. Ba2 Qd6 14. Qg4 Nd4 15. 0-0-0 h5 16. Qh3 b5 17. Bg5 gxf5 18. Bxe7 Qxe7 19. Nxd5 Qb7 20. c3 0-0-0 21. cxd4 Rxd5 22. Bxd5 Qxd5 23. Qxf5 cxd4 24. Kb1 Kb8 25. Rc1 Bh6 26. Qf6 Rh7 27. e7 1-0

[Event "CZE-ch U18/20 Girls"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "3"]
[White "Petirova, Iva"]
[Black "Dvorakova, Olga"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1685"]
[BlackElo "1947"]
[PlyCount "100"]
[EventDate "2022.03.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 d6 7. exd6 Qxd6 8. 0-0 Bf5 9. Na3 Bd3 10. Re1 e6 11. Bc2 Be7 12. Bxd3 Qxd3 13. Qe2 0-0-0 14. b3 Bf6 15. Rb1 g5 16. Qxd3 Rxd3 17. Re3 Rd5 18. Nc2 g4 19. Nfe1 Rhd8 20. Re4 h5 21. f3 Bg5 22. Ne3 R5d6 23. f4 Bf6 24. Nc4 Nxc4 25. Rxc4 Rd5 26. b4 e5 27. f5 Be7 28. a4 a6 29. Nc2 b5 30. axb5 axb5 31. Re4 c4 32. Ra1 Kb7 33. Ne3 Rd3 34. Kf2 Bg5 35. Ra2 f6 36. Ra1 Kb6 37. Ra2 Ne7 38. Ke2 Nc8 39. Nd1 Nd6 40. Nf2 Rd5 41. Ke1 Nxf5 42. g3 Nd6 43. Re2 f5 44. h3 Bf6 45. hxg4 hxg4 46. Nd1 Rh8 47. Ne3 Rd3 48. Kf2 Rh2+ 49. Ke1 Rh1+ 50. Nf1 Ne4 0-1

[Event "CZE-ch U18/20 Girls"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "4"]
[White "Rosenbaumova, Lea"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1838"]
[BlackElo "1685"]
[PlyCount "57"]
[EventDate "2022.03.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 e5 6. Be3 Bg4 7. Be2 e4 8. Nfd2 Bxe2 9. Qxe2 Nf6 10. dxc5 0-0-0 11. 0-0 Qd3 12. Re1 Be7 13. Na3 Rd5 14. Nb3 Rhd8 15. h3 a5 16. Nc4 Qxe2 17. Rxe2 Rd1+ 18. Re1 Rxa1 19. Rxa1 Nd5 20. Rd1 a4 21. Rxd5 axb3 22. Rxd8+ Nxd8 23. axb3 Ne6 24. b4 f5 25. Nb6+ Kd8 26. Nd5 Bf8 27. g3 Kd7 28. Kg2 Kc6 29. c4 1-0

[Event "CZE-ch U18/20 Girls"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "2"]
[White "Lhotska, Anna"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2033"]
[BlackElo "1685"]
[PlyCount "55"]
[EventDate "2022.03.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 h5 9. Qd2 Nbd7 10. 0-0-0 Be7 11. Kb1 0-0 12. h3 Nb6 13. g4 Nc4 14. Bxc4 Bxc4 15. gxh5 Nxh5 16. Rhg1 b5 17. Rg2 a5 18. Rdg1 Bf6 19. f4 exf4 20. Bxf4 a4 21. Nd4 b4 22. Nd5 Bxd5 23. exd5 Qb6 24. Be3 Rfe8 25. Nf5 Qa6 26. Nxg7 Nxg7 27. Rxg7+ Bxg7 28. Qg2 1-0

[Event "CZE-ch U18/20 Girls"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "1"]
[White "Petirova, Iva"]
[Black "Stastna, Martina"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1685"]
[BlackElo "1847"]
[PlyCount "66"]
[EventDate "2022.03.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nd7 3. Nf3 e5 4. dxe5 dxe5 5. Bc4 c6 6. Ng5 Nh6 7. 0-0 Be7 8. Nf3 0-0 9. Nbd2 b5 10. Be2 Bb7 11. a4 a6 12. Nb3 Ng4 13. c4 b4 14. Qc2 c5 15. Rd1 Qc7 16. h3 Ngf6 17. Bd3 h6 18. Nh4 Nxe4 19. Nf5 Ndf6 20. Re1 Ng5 21. f4 Ne6 22. fxe5 Ne8 23. Qf2 Bg5 24. Qg3 Kh8 25. h4 Bxc1 26. Raxc1 f6 27. Qe3 Qxe5 28. Qxe5 fxe5 29. Rxe5 Nf4 30. Bf1 Bc6 31. Ne7 Bxa4 32. Nxc5 Nf6 33. Nxa4 Rac8 1-0

[Event "Pardubice Czech op-C 32nd"]
[Site "Pardubice"]
[Date "2021.07.31"]
[Round "9"]
[White "Petirova, Iva"]
[Black "Janko, Jan"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1488"]
[BlackElo "1690"]
[PlyCount "66"]
[EventDate "2021.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. Nge2 Nbd7 7. 0-0 c5 8. d5 a6 9. a4 Nb6 10. b3 a5 11. Bb2 Bd7 12. Qd2 Qc8 13. Rfc1 Bh3 14. Bh1 Ng4 15. Qe1 Bh6 16. Rd1 Ne3 17. Rd2 Ng4 18. Rdd1 c4 19. Nb5 Nd7 20. Bg2 Bxg2 21. Kxg2 cxb3 22. cxb3 Qc2 23. Qc3 Qxe4+ 24. Kg1 Nde5 25. Ned4 Nxf2 26. Re1 Nh3+ 27. Kf1 Qh1+ 28. Ke2 Qg2+ 29. Kd1 Nf2+ 30. Kc2 Rac8 31. Nc7 Ne4+ 32. Re2 Qxe2+ 33. Nxe2 Nxc3 0-1

[Event "Pardubice Czech op-C 32nd"]
[Site "Pardubice"]
[Date "2021.07.30"]
[Round "8"]
[White "Vorel, Bohuslav"]
[Black "Petirova, Iva"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1606"]
[BlackElo "1488"]
[PlyCount "119"]
[EventDate "2021.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Bg4 5. Be2 Nc6 6. c3 e6 7. 0-0 Bd6 8. h3 Bh5 9. Be3 Nge7 10. Nbd2 Nf5 11. Ne1 Bg6 12. Nef3 Nxe3 13. fxe3 0-0 14. Nb3 Rc8 15. Bd3 Bh5 16. Be2 Ne7 17. Qd3 Bg6 18. Qd2 Nf5 19. Bd3 Ng3 20. Rfe1 Bh5 21. Qf2 Qc7 22. Qc2 Bxf3 23. gxf3 f5 24. f4 Rf6 25. Qh2 Rg6 26. Kf2 Be7 27. Kf3 Ne4 28. Rg1 Rxg1 29. Rxg1 Bh4 30. Bxe4 dxe4+ 31. Kg2 Qc4 32. Kh1 Rf8 33. Qg2 g6 34. Qd2 Rd8 35. Nc1 Rc8 36. Kg2 Kf7 37. Rd1 Ke7 38. d5 exd5 39. Qxd5 Qxd5 40. Rxd5 Rc6 41. Nb3 Rd6 42. Rxd6 Kxd6 43. Nd4 Kc5 44. Kf1 Kc4 45. Ke2 a6 46. Ne6 Be7 47. Nd4 Bd6 48. Ne6 b5 49. Ng5 b4 50. cxb4 Kxb4 51. Nxh7 Be7 52. Ng5 Bf6 53. b3 Ka3 54. Ne6 Be7 55. Kd2 Kxa2 56. Kc2 Ka3 57. Nd4 Bd6 58. Kc3 Bb4+ 59. Kc2 Bc5 60. Kc3 1/2-1/2

[Event "Pardubice Czech op-C 32nd"]
[Site "Pardubice"]
[Date "2021.07.29"]
[Round "7"]
[White "Petirova, Iva"]
[Black "Zelkin, Vladimir"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1488"]
[BlackElo "1688"]
[PlyCount "58"]
[EventDate "2021.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Ne2 Nxd5 4. g3 e5 5. Bg2 Bc5 6. Nbc3 c6 7. 0-0 Bg4 8. Ne4 Bb6 9. h3 Bh5 10. g4 Bg6 11. d4 Nd7 12. Nd6+ Kf8 13. f4 Nxf4 14. Bxf4 exf4 15. Nxf4 Nf6 16. Nxg6+ hxg6 17. Nxb7 Qxd4+ 18. Kh1 Nxg4 19. Qf3 Ne5 20. Qa3+ Kg8 21. Rae1 f6 22. Re4 Qd7 23. Nd6 Rd8 24. Rd1 Qe6 25. c4 c5 26. Red4 Nf3 27. Qxf3 cxd4 28. Qg3 Rxd6 29. Re1 Qd7 0-1

[Event "Pardubice Czech op-C 32nd"]
[Site "Pardubice"]
[Date "2021.07.28"]
[Round "6"]
[White "Timagina, Sofia"]
[Black "Petirova, Iva"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "1347"]
[BlackElo "1488"]
[PlyCount "50"]
[EventDate "2021.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 h5 6. d4 h4 7. Ne2 g6 8. Nc3 h3 9. g3 Bg4 10. Be3 Bh6 11. Bc4 Bxe3 12. fxe3 Nbd7 13. Qe2 Qc7 14. 0-0-0 b5 15. Bd3 a5 16. d5 b4 17. dxc6 Qxc6 18. Bb5 Qxf3 19. Bxd7+ Nxd7 20. Qxf3 Bxf3 21. Nb5 0-0-0 22. Rhf1 Bxd1 23. Rxd1 Ne5 24. Rf1 f6 25. Nd4 Ng4 0-1

[Event "Pardubice Czech op-C 32nd"]
[Site "Pardubice"]
[Date "2021.07.26"]
[Round "4"]
[White "Beyer, Lorenz"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1362"]
[BlackElo "1488"]
[PlyCount "75"]
[EventDate "2021.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. e3 Nc6 5. Bg2 Be7 6. 0-0 0-0 7. c3 d5 8. Nbd2 b6 9. Qc2 Qc7 10. dxc5 Bxc5 11. e4 Bb7 12. exd5 exd5 13. Nb3 Bd6 14. Nbd4 Nxd4 15. Nxd4 Ba6 16. Re1 Bc5 17. Bf4 Qd7 18. Nf5 Rac8 19. Bh3 Qb7 20. Nd6 Bxd6 21. Bxd6 Rfe8 22. Bxc8 Rxe1+ 23. Rxe1 Qxc8 24. Qa4 h6 25. Be5 Nd7 26. Bd4 Kh7 27. Re7 Nc5 28. Qc2+ Kg8 29. Bxc5 bxc5 30. Qd1 Qf5 31. Rxa7 Bd3 32. Ra5 c4 33. b3 cxb3 34. axb3 Be4 35. b4 Kf8 36. f4 Ke7 37. Qd4 f6 38. Ra7+ 1-0

[Event "Pardubice Czech op-C 32nd"]
[Site "Pardubice"]
[Date "2021.07.25"]
[Round "3"]
[White "Petirova, Iva"]
[Black "Rehacek, Oldrich"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1488"]
[BlackElo "1293"]
[PlyCount "87"]
[EventDate "2021.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Bd3 Nf6 5. Nge2 Be7 6. 0-0 0-0 7. e5 Nd5 8. Nxd5 Bxd5 9. Nf4 Bb7 10. Qh5 h6 11. Nh3 f5 12. Re1 Qe8 13. Qxe8 Rxe8 14. c3 c5 15. Be3 Nc6 16. Rac1 Rac8 17. a3 g5 18. f4 g4 19. Nf2 cxd4 20. cxd4 Na5 21. Bb5 Bc6 22. Bxc6 Rxc6 23. Rxc6 dxc6 24. Rc1 Rc8 25. Nd3 Nb7 26. Kf2 h5 27. Ke2 Kf7 28. h3 h4 29. Bf2 Na5 30. b4 Nb7 31. a4 Ke8 32. Rh1 g3 33. Be3 Kd7 34. Rc1 a5 35. Bd2 axb4 36. Bxb4 c5 37. dxc5 Bxc5 38. Bxc5 Nxc5 39. Nxc5+ Rxc5 40. Rxc5 bxc5 41. Kd3 Kc6 42. Kc4 Kb6 43. a5+ Kxa5 44. Kxc5 1-0

[Event "CZE-ch Betsys Online Blitz"]
[Site "Chess.com INT"]
[Date "2021.04.17"]
[Round "2"]
[White "Belaska, Premysl"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2205"]
[PlyCount "81"]
[EventDate "2021.04.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "CZE"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 0-0 8. 0-0 Nxd4 9. cxd4 Bb6 10. Nc3 d6 11. Kh1 Be6 12. d5 Bxe3 13. fxe3 Qh6 14. dxe6 f6 15. Qf3 Kh8 16. Nd5 Nxd5 17. exd5 Rae8 18. Qf4 Qg6 19. Rad1 h5 20. Bd3 Qg4 21. Qxg4 hxg4 22. Bg6 Rc8 23. Rf5 c6 24. dxc6 Rxc6 25. Rh5+ Kg8 26. Bh7+ Kh8 27. Be4+ Kg8 28. Bxc6 bxc6 29. Rxd6 Rc8 30. Rc5 Kf8 31. Rdxc6 Rxc6 32. Rxc6 Ke7 33. Rc7+ Kxe6 34. Rxa7 Ke5 35. Rxg7 Ke4 36. Rxg4+ Kxe3 37. Rg6 f5 38. Rf6 f4 39. Rxf4 Kxf4 40. a4 Ke3 41. a5 1-0

[Event "CZE-ch Betsys Online Blitz"]
[Site "Chess.com INT"]
[Date "2021.04.17"]
[Round "9"]
[White "Bezdek, Tomas"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1601"]
[PlyCount "81"]
[EventDate "2021.04.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "CZE"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. 0-0 0-0 6. c3 d6 7. b4 Bb6 8. a4 a5 9. b5 Ne7 10. Re1 c6 11. d4 exd4 12. cxd4 Be6 13. Bxe6 fxe6 14. Bb2 Ng6 15. Na3 Qe7 16. Qc2 Rac8 17. Qd2 Rfd8 18. Rac1 e5 19. d5 cxd5 20. exd5 Qf7 21. Nc4 Nxd5 22. Red1 Nge7 23. Ba3 Bc5 24. Bxc5 dxc5 25. Nxa5 b6 26. Nc4 Nf4 27. Qxd8+ Rxd8 28. Rxd8+ Qf8 29. Rxf8+ Kxf8 30. Re1 Nd3 31. Re3 Nb4 32. Ncxe5 Ned5 33. Re2 Nc3 34. Nd7+ Kf7 35. Re3 Nxa4 36. h3 Nb2 37. Ng5+ Kg6 38. h4 h6 39. Nf3 Nc4 40. Re6+ Kf7 41. Re4 1-0

[Event "CZE-ch Betsys Online Blitz"]
[Site "Chess.com INT"]
[Date "2021.04.17"]
[Round "3"]
[White "Nytra, Ondrej"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "2055"]
[PlyCount "143"]
[EventDate "2021.04.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "CZE"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. 0-0 g6 5. c3 Bg7 6. d4 exd4 7. cxd4 d5 8. e5 0-0 9. Bg5 f6 10. Bh4 fxe5 11. Bxc6 bxc6 12. Nxe5 Bxe5 13. dxe5 Ba6 14. Re1 Qd7 15. e6 Qd6 16. Nc3 Nf5 17. Qg4 Nxh4 18. Qxh4 Rae8 19. Qh3 Qf4 20. f3 Rf6 21. e7 Qd6 22. Qh4 Rf7 23. Qa4 Bc4 24. b3 Bd3 25. Qxa7 Rfxe7 26. Rxe7 Qxe7 27. Rd1 Bf5 28. g4 Bd7 29. Qf2 Qe3 30. Kg2 Qxf2+ 31. Kxf2 Kg7 32. Na4 Ra8 33. Nc5 Be8 34. a4 Rb8 35. b4 Rxb4 36. Re1 Bf7 37. Re7 Rb2+ 38. Kg3 Kg8 39. Rxc7 Rc2 40. Rxc6 Be8 41. Rc8 Kf8 42. a5 d4 43. Nd7+ Ke7 44. Rxc2 Bxd7 45. Rd2 Ke6 46. Rxd4 Ke5 47. Re4+ Kd5 48. Re1 Kc6 49. Rd1 Bc8 50. Rc1+ Kb7 51. Rxc8 Kxc8 52. Kf4 Kb7 53. Kg5 Ka6 54. Kh6 Kxa5 55. Kxh7 Kb5 56. Kxg6 Kc5 57. f4 Kd5 58. f5 Kd6 59. f6 Kd7 60. f7 Ke7 61. Kg7 Ke6 62. f8Q Kd7 63. Qf5+ Kc6 64. Kf6 Kd6 65. Qe5+ Kc6 66. Ke6 Kb6 67. Qd5 Kc7 68. Qc4+ Kb6 69. Kd6 Ka7 70. Qb3 Ka6 71. Kc6 Ka5 72. Qb5# 1-0

[Event "CZE-ch Betsys Online Blitz"]
[Site "Chess.com INT"]
[Date "2021.04.17"]
[Round "7"]
[White "Paulus, Vaclav"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "C72"]
[WhiteElo "2060"]
[PlyCount "41"]
[EventDate "2021.04.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "CZE"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. 0-0 a6 5. Ba4 b5 6. Bb3 Bb7 7. c3 Nf6 8. Re1 Be7 9. d4 exd4 10. cxd4 0-0 11. Nc3 Qd7 12. h3 h6 13. a3 Nh7 14. Bf4 Rae8 15. Qd2 g5 16. Bg3 Kh8 17. Bc2 Bf6 18. Qd3 g4 19. e5 Ng5 20. Nxg5 Bxg5 21. Qh7# 1-0

[Event "CZE-ch Betsys Online Blitz"]
[Site "Chess.com INT"]
[Date "2021.04.17"]
[Round "10"]
[White "Petirova, Iva"]
[Black "Fadrny, Jachym"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "83"]
[EventDate "2021.04.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "CZE"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 dxc6 6. e5 Qxd1+ 7. Kxd1 Ng4 8. Ke1 Nxe5 9. Bf4 Bd6 10. Nc3 Be6 11. Bxe5 Bxe5 12. Bd3 Bxc3+ 13. bxc3 0-0 14. Ke2 Rfe8 15. Kd2 Rad8 16. Rhe1 c5 17. Kc1 c4 18. Be4 c6 19. Kb2 h6 20. Rad1 Rxd1 21. Rxd1 f5 22. Bf3 g5 23. Rd6 g4 24. Bd1 h5 25. Rd4 Bd5 26. f3 Re1 27. fxg4 fxg4 28. h3 Bxg2 29. hxg4 hxg4 30. Rxg4+ Kf8 31. Rxg2 Rxd1 32. Rg4 b5 33. Rg6 Rd5 34. Rxc6 Ke7 35. Rc7+ Rd7 36. Rc5 Rb7 37. Ka3 Kd6 38. Rg5 Kc7 39. Kb4 a6 40. Ka5 Kc6 41. Rg6+ Kc7 42. Kxa6 1-0

[Event "CZE-ch Betsys Online Blitz"]
[Site "Chess.com INT"]
[Date "2021.04.17"]
[Round "6"]
[White "Petirova, Iva"]
[Black "Novotny, David"]
[Result "1-0"]
[ECO "B20"]
[BlackElo "1985"]
[PlyCount "57"]
[EventDate "2021.04.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "CZE"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 Nc6 3. g3 Nf6 4. Bg2 d5 5. exd5 Nxd5 6. 0-0 g6 7. c3 Bg7 8. d4 cxd4 9. cxd4 Bg4 10. Nbc3 Nxd4 11. Nxd5 Nxe2+ 12. Kh1 Nxg3+ 13. hxg3 Bxd1 14. Rxd1 Qa5 15. Bf4 0-0 16. Nxe7+ Kh8 17. Rd5 Qa4 18. Bf3 Rfd8 19. Rxd8+ Rxd8 20. Kg2 Qb4 21. Nd5 Qxb2 22. Re1 Qxa2 23. Nc7 Qa5 24. Re7 h5 25. Rxf7 Qa2 26. Re7 Qb3 27. Bg5 Qa3 28. Re3 Rd7 29. Rxa3 1-0

[Event "CZE-ch Betsys Online Blitz"]
[Site "Chess.com INT"]
[Date "2021.04.17"]
[Round "13"]
[White "Petirova, Iva"]
[Black "Oresky, Jan"]
[Result "0-1"]
[ECO "B20"]
[BlackElo "2245"]
[PlyCount "116"]
[EventDate "2021.04.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "CZE"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 d6 3. g3 g6 4. Bg2 Bg7 5. 0-0 Nc6 6. c3 e5 7. d3 Nge7 8. Be3 0-0 9. d4 cxd4 10. cxd4 exd4 11. Nxd4 Ne5 12. h3 Nc4 13. Qe2 Nxe3 14. Qxe3 Nc6 15. Nxc6 bxc6 16. Nc3 Re8 17. Rad1 Qe7 18. Rfe1 Rb8 19. Qd2 Be6 20. e5 Bxe5 21. Bxc6 Red8 22. Bg2 Qf6 23. Ne4 Qg7 24. b3 d5 25. Ng5 Bc3 26. Qe2 Bxe1 27. Rxe1 Rb6 28. Rd1 d4 29. Nxe6 Rxe6 30. Qb2 Red6 31. Kf1 d3 32. Qxg7+ Kxg7 33. Ke1 Re8+ 34. Kd2 Re2+ 35. Kc3 Rxf2 36. Be4 d2 37. Bd3 Rf3 38. Rxd2 Rxg3 39. Kc4 Rxh3 40. a4 a5 41. Rd1 h5 42. Be2 Rxd1 43. Bxd1 h4 44. b4 axb4 45. Kxb4 Rd3 46. Bc2 Rd2 47. Bb3 h3 48. a5 h2 49. a6 h1Q 50. a7 Qb7+ 51. Kc3 Rd3+ 52. Kc4 Qxb3+ 53. Kc5 Rc3+ 54. Kd4 Qc4+ 55. Ke5 Re3+ 56. Kd6 Re6+ 57. Kd7 Qc6+ 58. Kd8 Re8# 0-1

[Event "CZE-ch Betsys Online Blitz"]
[Site "Chess.com INT"]
[Date "2021.04.17"]
[Round "1"]
[White "Petirova, Iva"]
[Black "Richtrova, Eliska"]
[Result "1-0"]
[ECO "B06"]
[BlackElo "2186"]
[PlyCount "101"]
[EventDate "2021.04.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "CZE"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 g6 3. d4 Bg7 4. Be3 c6 5. Bd3 Nd7 6. 0-0 e5 7. dxe5 dxe5 8. Nc3 Qe7 9. Qd2 h6 10. Rfe1 Ngf6 11. Rad1 Ng4 12. h3 Nxe3 13. Qxe3 0-0 14. Ne2 Nc5 15. Ng3 Be6 16. a3 a5 17. Rd2 a4 18. Red1 b5 19. Rb1 Rfd8 20. Rbd1 Rdc8 21. Be2 Kh7 22. Kh2 Bf6 23. Qc3 Nd7 24. Rd6 Nb6 25. Rxc6 Nc4 26. Rxc8 Rxc8 27. Bxc4 Bxc4 28. Qe3 Rc7 29. Qd2 Be6 30. Qd6 Qxd6 31. Rxd6 Rxc2 32. Rd2 Rxd2 33. Nxd2 Be7 34. Ne2 b4 35. axb4 Bxb4 36. Nb1 f5 37. exf5 gxf5 38. Na3 Kg6 39. Kg3 Kf6 40. h4 Bd5 41. Nc3 Bc6 42. f3 Ke6 43. h5 Kd6 44. Kh4 Kc5 45. g4 fxg4 46. fxg4 Bxa3 47. bxa3 Kc4 48. Nb1 e4 49. Kg3 Kd3 50. Kf2 e3+ 51. Ke1 1-0

[Event "CZE-ch Betsys Online Blitz"]
[Site "Chess.com INT"]
[Date "2021.04.17"]
[Round "4"]
[White "Petirova, Iva"]
[Black "Vokal, Marek"]
[Result "0-1"]
[ECO "C62"]
[PlyCount "63"]
[EventDate "2021.04.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "CZE"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 d6 5. Bb5 Bd7 6. Nxc6 bxc6 7. Bc4 g6 8. 0-0 Bg7 9. Be3 Nf6 10. Nc3 0-0 11. Qe2 Re8 12. Bg5 Qb8 13. Rab1 Nxe4 14. Nxe4 d5 15. Qd3 Rxe4 16. Bb3 Bf5 17. Qf3 Qe8 18. Bf4 Be5 19. Bxe5 Qxe5 20. Ba4 Rxa4 21. Rfe1 Qd6 22. Qb3 Rg4 23. Re3 d4 24. Rf3 Be6 25. Qd3 Re8 26. Re1 Kg7 27. Qd2 Qd7 28. b3 h6 29. h3 Rg5 30. Qd3 Bf5 31. Qc4 Rxe1+ 32. Kh2 0-1

[Event "CZE-ch Betsys Online Blitz"]
[Site "Chess.com INT"]
[Date "2021.04.17"]
[Round "8"]
[White "Petirova, Iva"]
[Black "Zacek, Petr"]
[Result "0-1"]
[ECO "C00"]
[BlackElo "1921"]
[PlyCount "76"]
[EventDate "2021.04.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "CZE"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 c5 3. f4 d5 4. d3 Nc6 5. Nf3 Nf6 6. g3 Be7 7. Bg2 0-0 8. 0-0 Qb6 9. Kh1 Bd7 10. Nbd2 Ng4 11. h3 Nh6 12. Ng5 Nb4 13. Ndf3 f6 14. Nxh7 Kxh7 15. Nh4 Be8 16. c3 Na6 17. exd5 Bf7 18. Be4+ Kg8 19. Ng6 Rfe8 20. Nxe7+ Rxe7 21. dxe6 Bxe6 22. Qg2 Rb8 23. g4 f5 24. gxf5 Bxf5 25. Bxf5 Nxf5 26. Qd5+ Qe6 27. Qg2 Ne3 28. Bxe3 Qxe3 29. Rg1 Qxf4 30. Raf1 Qh6 31. Qd5+ Qe6 32. Qg5 Rd8 33. Rf2 Qd5+ 34. Rfg2 Qxg5 35. Rxg5 Rxd3 36. Kh2 b6 37. Rg6 Re2+ 38. Kh1 Rxh3# 0-1

[Event "CZE-ch Betsys Online Blitz"]
[Site "Chess.com INT"]
[Date "2021.04.17"]
[Round "5"]
[White "Titera, Libor"]
[Black "Petirova, Iva"]
[Result "0-1"]
[ECO "C21"]
[WhiteElo "1857"]
[PlyCount "74"]
[EventDate "2021.04.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "CZE"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. c3 Nc6 4. Bc4 d6 5. cxd4 Nf6 6. Nc3 g6 7. Nf3 Bg7 8. 0-0 0-0 9. Bg5 h6 10. Be3 Bg4 11. h3 Bxf3 12. Qxf3 Qe7 13. Rfe1 Nd7 14. Nd5 Qd8 15. Rad1 Ne7 16. Nc3 Nb6 17. Bb3 Nc6 18. e5 dxe5 19. dxe5 Qe7 20. Bxb6 axb6 21. Nd5 Qg5 22. Nxc7 Nxe5 23. Qg3 Qxg3 24. fxg3 Rad8 25. Nd5 Nc6 26. Nxb6 Rxd1 27. Rxd1 Bxb2 28. Rd7 Be5 29. Rxb7 Bxg3 30. a4 Na5 31. Bd5 Nxb7 32. Bxb7 Rb8 33. a5 Rxb7 34. Kf1 Ra7 35. Ke2 Rxa5 36. Nd7 Ra2+ 37. Kf3 Bd6 0-1

[Event "CZE-ch Betsys Online Blitz"]
[Site "Chess.com INT"]
[Date "2021.04.17"]
[Round "12"]
[White "Vagner, Patrik"]
[Black "Petirova, Iva"]
[Result "0-1"]
[ECO "D50"]
[WhiteElo "1698"]
[PlyCount "130"]
[EventDate "2021.04.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "CZE"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. Nf3 d5 5. cxd5 exd5 6. Bg5 cxd4 7. Qxd4 Be7 8. e3 0-0 9. Bd3 Nc6 10. Qh4 h6 11. Bxf6 Bxf6 12. Qg3 Nb4 13. Bb1 Be6 14. 0-0 Rc8 15. a3 Nc6 16. Bd3 Be7 17. Rac1 Bd6 18. Qh4 Qxh4 19. Nxh4 Ne5 20. Be2 g5 21. Nf3 Nxf3+ 22. Bxf3 d4 23. exd4 b6 24. d5 Bf5 25. Be4 Bxe4 26. Nxe4 Be5 27. b4 Rfd8 28. Rxc8 Rxc8 29. d6 Rd8 30. Rd1 f5 31. Ng3 Bxg3 32. hxg3 Kf7 33. Kf1 Ke6 34. Ke2 Rxd6 35. Rxd6+ Kxd6 36. Kd3 Kd5 37. a4 a5 38. b5 h5 39. f4 gxf4 40. gxf4 h4 41. Ke3 Kc4 42. Kf3 Kb4 43. g3 hxg3 44. Kxg3 Kxa4 45. Kh4 Kxb5 46. Kg5 a4 47. Kxf5 a3 48. Kg6 a2 49. f5 a1Q 50. f6 Qe5 51. f7 Qe6+ 52. Kg7 Qxf7+ 53. Kxf7 Kc4 54. Ke7 b5 55. Kd7 b4 56. Kc6 b3 57. Kd6 b2 58. Ke6 b1Q 59. Kf6 Qe4 60. Kf7 Kd5 61. Kg7 Qf3 62. Kg8 Ke6 63. Kh7 Qg3 64. Kh8 Kf6 65. Kh7 Qg7# 0-1

[Event "CZE-ch Betsys Online Blitz"]
[Site "Chess.com INT"]
[Date "2021.04.17"]
[Round "11"]
[White "Zidlicky, David"]
[Black "Petirova, Iva"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "48"]
[EventDate "2021.04.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "CZE"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 Be7 7. Bc4 0-0 8. 0-0 d6 9. Kh1 Be6 10. Bd3 Ng4 11. h3 Ne5 12. f4 Nc6 13. Qf2 Bh4 14. Qe3 f5 15. e5 d5 16. Ne2 d4 17. Qd2 h6 18. c3 g5 19. b3 g4 20. Ba3 Rf7 21. g3 Be7 22. h4 Bxa3 23. b4 a5 24. Bb5 Qd5+ 0-1

[Event "Gran Canaria Online Blitz"]
[Site "Lichess.org INT"]
[Date "2021.02.16"]
[Round "6"]
[White "Alvarez De Otto, Lucas"]
[Black "Petirova, Iva"]
[Result "0-1"]
[ECO "C57"]
[WhiteElo "1226"]
[PlyCount "120"]
[EventDate "2021.02.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bxb5 Qxd5 7. Bxc6+ Qxc6 8. 0-0 Bb7 9. f3 Bc5+ 10. Kh1 0-0 11. Nc3 h6 12. Nge4 Nxe4 13. Nxe4 Bb6 14. d3 Rad8 15. Qe1 Qxc2 16. Qh4 Bxe4 17. fxe4 Qc6 18. Bd2 Rxd3 19. Rac1 Qg6 20. Bb4 Rfd8 21. Rf3 Rd1+ 22. Rxd1 Rxd1+ 23. Be1 Ba5 24. Rf1 Qa6 25. Qf2 Bxe1 26. Qxf7+ Kh7 27. Qf5+ Qg6 28. Qxe5 Bg3 29. hxg3 Rxf1+ 30. Kh2 Qf6 31. Qxc7 Qf2 32. Qe7 Rg1 33. Kh3 Qxg2+ 34. Kg4 Qxg3+ 35. Kf5 Rf1+ 36. Ke6 Qg6+ 37. Kd5 Rd1+ 38. Kc5 Qb6+ 39. Kc4 Rd4+ 40. Kc3 Qc6+ 41. Kxd4 Qa4+ 42. Ke5 Qb5+ 43. Kf4 Qf1+ 44. Ke5 Qe2 45. Qxa7 Qh5+ 46. Kd4 Qd1+ 47. Ke3 Qe1+ 48. Kd3 Qf1+ 49. Kc3 Qe1+ 50. Kb3 Qd1+ 51. Ka3 Qd3+ 52. Ka4 Qxe4+ 53. Kb5 Qd5+ 54. Qc5 Qxc5+ 55. Kxc5 h5 56. a4 h4 57. a5 h3 58. a6 h2 59. a7 h1Q 60. a8Q Qxa8 0-1

[Event "Gran Canaria Online Blitz"]
[Site "Lichess.org INT"]
[Date "2021.02.16"]
[Round "4"]
[White "Anton Caldera, Ricardo Jose"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "145"]
[EventDate "2021.02.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. 0-0 Bc5 5. c3 0-0 6. d4 exd4 7. cxd4 Bb6 8. d5 Ne7 9. e5 Ne8 10. d6 cxd6 11. exd6 Ng6 12. Bg5 Nf6 13. Re1 Re8 14. Nc3 Bc5 15. Qd3 b6 16. Rxe8+ Qxe8 17. Re1 Qd8 18. Nd5 Bb7 19. Ne5 Bxd5 20. Bxd5 Rc8 21. Nxf7 Qf8 22. Ne5+ Kh8 23. Nxg6+ hxg6 24. Qh3+ Nh7 25. Qh4 Qxd6 26. Bb3 Qf8 27. Be3 Re8 28. h3 Bxe3 29. Rxe3 Rxe3 30. fxe3 Qc5 31. Qe4 Nf6 32. Qa8+ Kh7 33. Qf3 Qc1+ 34. Kh2 Qc7+ 35. Kg1 Qc1+ 36. Kh2 Qc7+ 37. g3 Qc1 38. Qe2 Qc7 39. Bc2 Qe5 40. a3 Qc7 41. b3 Qe5 42. a4 Qc7 43. Bb1 Qe5 44. Bc2 Qc7 45. Qd3 Kg8 46. Qxg6 Qe5 47. Qd3 Qc7 48. b4 Qe5 49. Bb3+ Kf8 50. Qd4 Qxd4 51. exd4 Ke7 52. Kg2 Kd6 53. Kf3 a5 54. b5 Ke7 55. g4 Kd6 56. Kf4 Nh7 57. g5 Ke7 58. h4 Nf8 59. h5 d6 60. Kf5 Nd7 61. h6 gxh6 62. gxh6 Nf8 63. Ke4 Kf6 64. Kd5 Ke7 65. Kc6 Nd7 66. h7 Nf6 67. h8Q Ne4 68. Qh4+ Nf6 69. Kxb6 Kd7 70. Qxf6 d5 71. Bxd5 Kc8 72. Be6+ Kb8 73. Qd8# 1-0

[Event "Gran Canaria Online Blitz"]
[Site "Lichess.org INT"]
[Date "2021.02.16"]
[Round "10"]
[White "Gonzalez Castillo, Jose Javier"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1779"]
[PlyCount "21"]
[EventDate "2021.02.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. f3 Qxc6 7. Nc3 d6 8. a4 Be6 9. Bb5 Qxb5 10. Nxb5 Ne7 11. Nxc7+ 1-0

[Event "Gran Canaria Online Blitz"]
[Site "Lichess.org INT"]
[Date "2021.02.16"]
[Round "2"]
[White "Kozlova, Ekaterina I"]
[Black "Petirova, Iva"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "91"]
[EventDate "2021.02.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nc6 5. Nf3 Bc5 6. Bxf7+ Kxf7 7. Qd5+ Ke8 8. Qxc5 Qe7 9. Qxe7+ Ngxe7 10. Nxc3 d6 11. 0-0 Ng6 12. Nd5 Kd8 13. Ng5 Nge5 14. f4 h6 15. fxe5 hxg5 16. exd6 cxd6 17. Bxg5+ Ke8 18. Nc7+ Kd7 19. Nxa8 b6 20. Nxb6+ axb6 21. Rf7+ Ke6 22. Rxg7 Rf8 23. Rg6+ Ke5 24. Rf1 Rxf1+ 25. Kxf1 Ba6+ 26. Kf2 Nb4 27. Ke3 Nc2+ 28. Kd2 Nd4 29. Bf6+ Kxe4 30. Bxd4 Kxd4 31. Rxd6+ Kc5 32. Rf6 Bb7 33. h4 Bxg2 34. h5 Bd5 35. h6 Be4 36. Ke3 Bb1 37. a3 b5 38. Rf7 Kc4 39. h7 Bxh7 40. Rxh7 Kb3 41. Rh4 Kxb2 42. Rb4+ Kxa3 43. Rxb5 Ka4 44. Rb8 Ka5 45. Kd4 Ka4 46. Kc4 1-0

[Event "Gran Canaria Online Blitz"]
[Site "Lichess.org INT"]
[Date "2021.02.16"]
[Round "9"]
[White "Petirova, Iva"]
[Black "Burgui Bueno, Juan"]
[Result "1-0"]
[ECO "C45"]
[BlackElo "1242"]
[PlyCount "79"]
[EventDate "2021.02.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Bb6 6. Nxc6 bxc6 7. Bxb6 cxb6 8. Bd3 Qe7 9. 0-0 Nf6 10. Re1 0-0 11. e5 Nd5 12. Qh5 g6 13. Qf3 Nb4 14. Nd2 Nxd3 15. cxd3 Bb7 16. d4 Qg5 17. Ne4 Qe7 18. Nf6+ Kh8 19. Qh3 h5 20. Qe3 Kg7 21. Qg5 Rh8 22. Nxh5+ Rxh5 23. Qxe7 Rah8 24. Qf6+ Kf8 25. h3 c5 26. Qd6+ Ke8 27. Qb8+ Ke7 28. Qxb7 Rg5 29. Qf3 Rf5 30. Qg4 Rhh5 31. dxc5 Rfg5 32. Qf3 Rf5 33. Qe3 bxc5 34. g4 Rfg5 35. Qxc5+ Kd8 36. f4 Rxh3 37. fxg5 Rg3+ 38. Kf2 Rxg4 39. Rac1 Rxg5 40. Qf8# 1-0

[Event "Gran Canaria Online Blitz"]
[Site "Lichess.org INT"]
[Date "2021.02.16"]
[Round "3"]
[White "Petirova, Iva"]
[Black "Cerro Mateos, Julian"]
[Result "1-0"]
[ECO "C45"]
[BlackElo "1432"]
[PlyCount "117"]
[EventDate "2021.02.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Nc3 Be6 7. Bc4 c5 8. Bb5+ Ke7 9. Qd1 a6 10. Bd3 c4 11. Be2 Qb6 12. 0-0 Nf6 13. Rb1 Rd8 14. Be3 Qc7 15. Nd5+ Bxd5 16. exd5 g6 17. Bg5 Bg7 18. Re1 Rhe8 19. Bxc4+ Kf8 20. Bb3 Re5 21. Rxe5 dxe5 22. Qf3 e4 23. Qe3 Qe5 24. Bxf6 Bxf6 25. c3 Bg5 26. Qg3 Bf4 27. Qh4 Rd6 28. Qxh7 Qg7 29. Qxg7+ Kxg7 30. Re1 f5 31. g3 Bg5 32. h4 Bf6 33. Kg2 b5 34. c4 bxc4 35. Bxc4 a5 36. a4 Bxb2 37. Rb1 Bc3 38. Rb7+ Kf6 39. Rc7 Bb4 40. Rc6 Rxc6 41. dxc6 Bd6 42. Bb5 Bc7 43. Kf1 Ke5 44. Ke2 Kd4 45. f3 e3 46. g4 fxg4 47. fxg4 Ke4 48. h5 gxh5 49. gxh5 Kf5 50. Kxe3 Kg5 51. Be2 Kh6 52. Kd4 Kg5 53. Kd5 Bb6 54. Ke6 Kh6 55. Kd7 Kg7 56. c7 Bxc7 57. Kxc7 Kf6 58. Kb6 Ke5 59. Kxa5 1-0

[Event "Gran Canaria Online Blitz"]
[Site "Lichess.org INT"]
[Date "2021.02.16"]
[Round "7"]
[White "Petirova, Iva"]
[Black "Das Gupta, Jabasree CC"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "128"]
[EventDate "2021.02.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 c5 3. f4 Be7 4. Nf3 Nc6 5. g3 Nf6 6. Bg2 Qc7 7. e5 Nd5 8. 0-0 Ndb4 9. d3 Nd4 10. Nxd4 cxd4 11. c3 dxc3 12. bxc3 Nc6 13. Be3 b6 14. Nd2 Bb7 15. d4 Na5 16. c4 Bxg2 17. Kxg2 0-0 18. Kg1 Rac8 19. Rfc1 f6 20. d5 Bc5 21. d6 Bxe3+ 22. Qxe3 Qc6 23. Rc3 fxe5 24. fxe5 Qa4 25. a3 Nxc4 26. Nxc4 Rxc4 27. Rxc4 Qxc4 28. Rc1 Qa2 29. Rf1 Rxf1+ 30. Kxf1 Qb1+ 31. Kg2 Qb2+ 32. Kh3 h6 33. a4 Qa2 34. Qe4 Qd5 35. Qf4 a6 36. Qb4 b5 37. axb5 axb5 38. Qf4 Qc5 39. Qe4 Qc6 40. Qb4 Qd5 41. Qf4 Qc4 42. Qf3 Kh7 43. Qb7 Qf1+ 44. Kg4 Qe2+ 45. Kh3 Qh5+ 46. Kg2 Qe2+ 47. Kh3 Qxe5 48. Qxd7 b4 49. Qb7 Qxd6 50. Kg2 e5 51. Qb5 Qd2+ 52. Kh3 Qc3 53. Qb6 b3 54. Qb5 b2 55. Qb7 Qc2 56. Qb4 b1Q 57. Qxb1 Qxb1 58. Kg4 e4 59. Kf4 Qd3 60. Kg4 e3 61. Kh3 e2 62. Kg2 e1R 63. Kf2 Re2+ 64. Kf1 Qd1# 0-1

[Event "Gran Canaria Online Blitz"]
[Site "Lichess.org INT"]
[Date "2021.02.16"]
[Round "11"]
[White "Petirova, Iva"]
[Black "Galanov, Aleksandr"]
[Result "0-1"]
[ECO "B33"]
[BlackElo "1772"]
[PlyCount "96"]
[EventDate "2021.02.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qa5+ 7. Bd2 Qxe5+ 8. Be2 Ba6 9. Nc3 Bxe2 10. Qxe2 Qxe2+ 11. Nxe2 g6 12. 0-0 Bg7 13. Bc3 0-0 14. Rfd1 d5 15. Nd4 Rac8 16. Re1 Rfe8 17. Re2 e5 18. Nf3 d4 19. Bb4 c5 20. Ba5 e4 21. Nd2 Bh6 22. Rae1 e3 23. Nc4 Ng4 24. fxe3 Bxe3+ 25. Rxe3 Nxe3 26. Nd6 Red8 27. Nxc8 Rxc8 28. c3 f5 29. cxd4 cxd4 30. Bd2 f4 31. g3 g5 32. gxf4 gxf4 33. Kf2 Rc2 34. Rg1+ Kf7 35. Ke2 Rxb2 36. a4 f3+ 37. Kd3 f2 38. Bxe3 dxe3 39. Rf1 Rb3+ 40. Ke2 Ke6 41. Rd1 Ke5 42. h4 Ke4 43. h5 Rb2+ 44. Kf1 e2+ 45. Kxf2 exd1Q+ 46. Kg3 Qd3+ 47. Kg4 Rg2+ 48. Kh4 Qg3# 0-1

[Event "Gran Canaria Online Blitz"]
[Site "Lichess.org INT"]
[Date "2021.02.16"]
[Round "5"]
[White "Petirova, Iva"]
[Black "Marques, Joao Goncalo BA"]
[Result "0-1"]
[ECO "C45"]
[BlackElo "1121"]
[PlyCount "130"]
[EventDate "2021.02.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. Qe4 Qb4+ 10. Nc3 Be7 11. Bd3 0-0 12. 0-0 g6 13. a3 Qa5 14. h4 d6 15. h5 Qxe5 16. Qxe5 dxe5 17. hxg6 hxg6 18. g3 Be6 19. b3 Kg7 20. Be3 Rh8 21. Kg2 Rh5 22. Rh1 Rah8 23. Rxh5 Rxh5 24. Rh1 Rxh1 25. Kxh1 Bxa3 26. Kg2 Nd7 27. Bxa7 Nc5 28. Bxc5 Bxc5 29. Be4 Bd7 30. Na4 Bb6 31. Nxb6 cxb6 32. Kf3 Kf6 33. Ke3 Ke6 34. b4 c5 35. Bd5+ Ke7 36. bxc5 bxc5 37. Ke4 Kd6 38. f3 Bf5+ 39. Ke3 f6 40. g4 Be6 41. Ke4 Bxd5+ 42. cxd5 c4 43. Ke3 c3 44. Kd3 Kxd5 45. Kxc3 f5 46. gxf5 gxf5 47. Kd3 Ke6 48. Ke3 Kf6 49. Ke2 Kg5 50. Ke3 Kh4 51. Kf2 Kh5 52. Ke3 Kg5 53. Kf2 Kf4 54. Ke2 Kg3 55. Ke3 f4+ 56. Ke4 Kg2 57. Kxe5 Kxf3 58. Kd4 Kg3 59. Kd3 f3 60. Kd2 Kg2 61. Ke1 f2+ 62. Ke2 f1Q+ 63. Ke3 Qf2+ 64. Ke4 Qf3+ 65. Ke5 Kg3 0-1

[Event "Gran Canaria Online Blitz"]
[Site "Lichess.org INT"]
[Date "2021.02.16"]
[Round "8"]
[White "Wilhelm, Elias C"]
[Black "Petirova, Iva"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "146"]
[EventDate "2021.02.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 0-0 8. 0-0 b6 9. Nd2 Bb7 10. N2b3 Bxd4 11. Nxd4 Nxd4 12. Bxd4 Qg6 13. f3 Rfe8 14. Qd2 c5 15. Be3 Rad8 16. Rad1 Qh5 17. Qd6 Qg6 18. Bf4 Qxd6 19. Rxd6 Ng6 20. Be3 Ne5 21. Bd5 Bxd5 22. Rxd5 Nc4 23. Bc1 Re5 24. Rfd1 Rxd5 25. Rxd5 Kf8 26. b3 Na5 27. Bf4 Ke7 28. Bd6+ Ke6 29. Be5 d6 30. Bxg7 Nc6 31. Bh6 f5 32. Be3 fxe4 33. fxe4 Ne5 34. Bf4 Nc6 35. Kf2 Rd7 36. Kg3 Rg7+ 37. Kf3 Rd7 38. g4 Ne5+ 39. Bxe5 dxe5 40. c4 Rf7+ 41. Ke2 Rf4 42. Ke3 Rxg4 43. Rd8 Rg7 44. Rh8 Rf7 45. a4 Rg7 46. h4 Rg3+ 47. Kd2 Rxb3 48. Rxh7 Rg3 49. Rxa7 Rh3 50. Ra6 Rxh4 51. Rxb6+ Kf7 52. Rc6 Rxe4 53. Rxc5 Rg4 54. Rxe5 Rxc4 55. a5 Ra4 56. Kc3 Kf6 57. Rb5 Ke6 58. Kb3 Ra1 59. Kb4 Kd6 60. Rb6+ Kc7 61. Rh6 Kb7 62. Kb5 Ka7 63. Rh7+ Kb8 64. a6 Rb1+ 65. Kc6 Ka8 66. Rh8+ Ka7 67. Rh7+ Kxa6 68. Rb7 Rxb7 69. Kd5 Rb2 70. Kc4 Rb1 71. Kc3 Rb8 72. Kc4 Ka5 73. Kc5 Rc8+ 0-1

