[Event "Andujar op"]
[Site "Andujar"]
[Date "2025.07.03"]
[Round "9"]
[White "Grigoryan, Karen H"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2520"]
[BlackElo "2332"]
[PlyCount "92"]
[EventDate "2025.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB28_2025"]
[SourceDate "2025.07.09"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. d3 Qc7 6. 0-0 e5 7. c3 Ne7 8. d4 d6 9. dxe5 dxe5 10. Be3 Ng6 11. Nbd2 Be7 12. Qa4 0-0 13. Rfe1 Rb8 14. Rab1 Nf4 15. Bxf4 exf4 16. b3 g5 17. h3 Re8 18. e5 Bf5 19. Ne4 Rbd8 20. Qc4 h6 21. Rbc1 Rd5 22. Qe2 Qc8 23. c4 Rdd8 24. Kh2 Qe6 25. Rcd1 Qg6 26. Rxd8 Rxd8 27. Nf6+ Kg7 28. Qb2 h5 29. Qa3 g4 30. Nh4 Qg5 31. Nxf5+ Qxf5 32. Qxa7 g3+ 33. fxg3 fxg3+ 34. Kxg3 Rd2 35. Kh2 Qf2 36. Rg1 Qf4+ 37. Kh1 Qxe5 38. Nxh5+ Kf8 39. Rf1 Qxh5 40. Qa8+ Kg7 41. Qxc6 Rxa2 42. Qd7 Qe2 43. Rg1 Rb2 44. Qb7 Bf6 45. Qd5 Qf2 46. Qh5 Qg3 0-1

[Event "Andujar op"]
[Site "Andujar"]
[Date "2025.06.28"]
[Round "3"]
[White "Toncheva, Nadya"]
[Black "Kantans, Toms"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2332"]
[BlackElo "2528"]
[PlyCount "142"]
[EventDate "2025.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB28_2025"]
[SourceDate "2025.07.09"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.09"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. Bc4 d6 6. d4 cxd4 7. cxd4 Be7 8. 0-0 0-0 9. Qe2 Bd7 10. Rd1 Bc6 11. Nc3 Nxc3 12. bxc3 Qc7 13. Bd3 Nd7 14. Bf4 Rfd8 15. c4 dxe5 16. Nxe5 Nxe5 17. Bxe5 Bd6 18. f4 g6 19. Qf2 Qe7 20. Bxd6 Rxd6 21. f5 exf5 22. d5 Ba4 23. Bc2 Bxc2 24. Qxc2 Rc8 25. Rac1 b6 26. Qf2 Rd7 27. Qd4 Qc5 28. Qxc5 Rxc5 29. Kf2 Rdc7 30. Ke3 Rxc4 31. Rxc4 Rxc4 32. d6 Re4+ 33. Kd3 Kf8 34. Rc1 Ke8 35. Rc7 Re6 36. Rxa7 Rxd6+ 37. Ke3 Re6+ 38. Kf3 Kf8 39. a4 Kg7 40. a5 bxa5 41. Rxa5 Re4 42. Rb5 Ra4 43. Rc5 h5 44. Rb5 h4 45. Rc5 Ra3+ 46. Kf2 Kf6 47. h3 g5 48. Rc6+ Kg7 49. Rc4 Kg6 50. Rb4 Rg3 51. Ra4 f6 52. Ra8 Rd3 53. Ra4 Rd2+ 54. Kf3 Rb2 55. Rc4 Rb3+ 56. Kf2 Rb5 57. Kf3 Kf7 58. Ra4 Ke6 59. Rc4 Ke5 60. Ra4 Rb3+ 61. Kf2 Rd3 62. Ra5+ Rd5 63. Ra8 g4 64. Rh8 Kf4 65. Rxh4 Rd2+ 66. Kf1 Ke3 67. g3 Kf3 68. Ke1 Re2+ 69. Kd1 Kxg3 70. Rh5 Re5 71. hxg4 fxg4 0-1

[Event "Titled Tuesday intern op 20th May Late"]
[Site "Chess.com INT"]
[Date "2025.05.20"]
[Round "4"]
[White "Antoniou, Rafail"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2134"]
[BlackElo "2332"]
[PlyCount "52"]
[EventDate "2025.05.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB22_2025"]
[SourceDate "2025.05.28"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.28"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Nbd2 e6 7. Bc4 Qh5 8. Qa4 Nf6 9. Ne5 Rc8 10. Nxc6 bxc6 11. Qxa7 Bd6 12. h3 0-0 13. Nb3 Ra8 14. Qb6 Bf3 15. Be3 Rfb8 16. Qxb8+ Rxb8 17. gxf3 Qxf3 18. Rf1 Nd5 19. Bd2 cxd4 20. cxd4 Bb4 21. Bxd5 exd5 22. Bxb4 Re8+ 23. Kd2 Qe2+ 24. Kc3 Qc4+ 25. Kd2 Re2+ 26. Kd1 Qc2# 0-1

[Event "Titled Tuesday intern op 20th May Late"]
[Site "Chess.com INT"]
[Date "2025.05.20"]
[Round "1"]
[White "Danzer, George"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "2172"]
[BlackElo "2332"]
[PlyCount "50"]
[EventDate "2025.05.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB22_2025"]
[SourceDate "2025.05.28"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 Bd7 10. Rc1 Nxd4 11. Bxd4 Bc6 12. f3 a5 13. Qd2 Nd7 14. Bxg7 Kxg7 15. Nd5 e6 16. Ne3 Qb6 17. Kh1 Rfd8 18. Ng4 Qc5 19. Qh6+ Kg8 20. Rfd1 a4 21. e5 Nf8 22. Qh4 h5 23. Nf6+ Kg7 24. Rd4 Qxe5 25. Ne4 Qxd4 0-1

[Event "Titled Tuesday intern op 20th May Late"]
[Site "Chess.com INT"]
[Date "2025.05.20"]
[Round "9"]
[White "Goryachkina, Aleksandra"]
[Black "Toncheva, Nadya"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2544"]
[BlackElo "2332"]
[PlyCount "73"]
[EventDate "2025.05.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB22_2025"]
[SourceDate "2025.05.28"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.28"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 e5 4. e3 Nf6 5. Be2 d6 6. d4 cxd4 7. exd4 Be7 8. 0-0 0-0 9. h3 Re8 10. Be3 exd4 11. Nxd4 Nxd4 12. Bxd4 Be6 13. Rc1 d5 14. Bxf6 Bxf6 15. cxd5 Bxc3 16. dxe6 Qxd1 17. exf7+ Kxf7 18. Bxd1 Bxb2 19. Rb1 Bd4 20. Rxb7+ Re7 21. Bb3+ Kf6 22. Rxe7 Kxe7 23. Re1+ Kf6 24. Re6+ Kf5 25. g4+ Kg5 26. Kg2 Rf8 27. f3 h5 28. Re4 Rd8 29. f4+ Kh4 30. g5 Bb6 31. Bc4 Rd2+ 32. Be2 Rxa2 33. g6 Ra3 34. Bf3 Ra2+ 35. Be2 Ra3 36. Bf3 Ra2+ 37. Be2 1/2-1/2

[Event "Titled Tuesday intern op 20th May Late"]
[Site "Chess.com INT"]
[Date "2025.05.20"]
[Round "2"]
[White "Plat, Vojtech"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2482"]
[BlackElo "2332"]
[PlyCount "113"]
[EventDate "2025.05.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB22_2025"]
[SourceDate "2025.05.28"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 e6 7. h3 Bh5 8. c4 Qd7 9. d5 Bxf3 10. Bxf3 Nd4 11. 0-0 Nf6 12. Nc3 Be7 13. dxe6 fxe6 14. Nb5 Nxf3+ 15. Qxf3 0-0 16. Rd1 Qc8 17. Qe2 Qc6 18. Re1 a6 19. Nc3 Bd6 20. Bg5 Rae8 21. Rad1 Bc7 22. Bxf6 Rxf6 23. Qe4 Qxe4 24. Nxe4 Rf5 25. Rd7 Rc8 26. g4 Rf7 27. Rxf7 Kxf7 28. Rd1 Ke7 29. Nxc5 Be5 30. Nd3 Bd4 31. b3 e5 32. Kg2 Rf8 33. Re1 Kd6 34. Re2 b5 35. cxb5 axb5 36. Ne1 Kd5 37. Nf3 Ra8 38. Ng5 h6 39. Ne4 Rf8 40. f3 Ra8 41. Rc2 Ra7 42. h4 Rf7 43. Kg3 Ra7 44. g5 hxg5 45. hxg5 Rf7 46. a4 bxa4 47. bxa4 Ra7 48. Ra2 g6 49. a5 Kc6 50. a6 Kb5 51. Nd6+ Kc6 52. Nc8 Ra8 53. Ne7+ Kb6 54. a7 Rxa7 55. Nc8+ Kb7 56. Nxa7 Bxa7 57. Rc2 1-0

[Event "Titled Tuesday intern op 20th May Late"]
[Site "Chess.com INT"]
[Date "2025.05.20"]
[Round "11"]
[White "Shandrygin, Nikita"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2209"]
[BlackElo "2332"]
[PlyCount "107"]
[EventDate "2025.05.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB22_2025"]
[SourceDate "2025.05.28"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.28"]
[SourceQuality "1"]

1. e4 c5 2. b4 cxb4 3. a3 e6 4. axb4 Bxb4 5. c3 Be7 6. d4 d6 7. f4 Nf6 8. Bd3 Nc6 9. Nf3 e5 10. fxe5 dxe5 11. d5 Nb8 12. Nxe5 0-0 13. 0-0 Bc5+ 14. Kh1 Qe7 15. Bf4 Nbd7 16. Nxd7 Qxd7 17. c4 Qg4 18. Qc2 Qh4 19. Bg3 Qh6 20. Rxf6 Qxf6 21. e5 Qh6 22. Nd2 Bg4 23. Rf1 a5 24. Ne4 Be7 25. d6 Bh4 26. Bf4 Qe6 27. Nc5 Qc8 28. Bxh7+ Kh8 29. Na4 Qe6 30. Be4 Rac8 31. Nb6 Rc5 32. Qd3 Kg8 33. Bd5 Qf5 34. Qxf5 Bxf5 35. Be3 Rxd5 36. cxd5 Bd3 37. Rd1 Be2 38. Rd2 Bb5 39. g3 Bd8 40. e6 Bxb6 41. Bxb6 a4 42. d7 fxe6 43. d8Q Rxd8 44. Bxd8 exd5 45. Kg1 Bc6 46. Kf2 Kf7 47. Ke3 Ke6 48. Kd4 Kd7 49. Bb6 Ke6 50. Bc5 Kf6 51. Rf2+ Ke6 52. Rf4 g5 53. Rf8 Kd7 54. Rg8 1-0

[Event "Titled Tuesday intern op 20th May Late"]
[Site "Chess.com INT"]
[Date "2025.05.20"]
[Round "5"]
[White "Toncheva, Nadya"]
[Black "Bukreev, Stanislav"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "2332"]
[BlackElo "2328"]
[PlyCount "90"]
[EventDate "2025.05.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB22_2025"]
[SourceDate "2025.05.28"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 7. 0-0 Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Qxd4 Qxd4 11. Nxd4 Bd7 12. Bf4 Rc8 13. Bd3 Nd5 14. Bg3 Bc5 15. Nb3 Bb6 16. c3 0-0 17. a4 a6 18. a5 Ba7 19. Rfd1 Rfd8 20. Kf1 Bc6 21. Ke2 h6 22. Nd4 Bxd4 23. cxd4 Nb4 24. f3 Nxd3 25. Kxd3 Bb5+ 26. Ke3 Rc2 27. Rd2 Rxd2 28. Kxd2 Rxd4+ 29. Kc3 Rd5 30. Bf2 e5 31. Bb6 f6 32. Re1 Kf7 33. Re3 g5 34. g3 Rd1 35. f4 exf4 36. gxf4 g4 37. h3 f5 38. Re5 g3 39. Rxf5+ Kg6 40. Rf8 Kg7 41. Rd8 Rc1+ 42. Kd2 Rb1 43. Kc2 Rh1 44. Rd1 Ba4+ 45. b3 Bxb3+ 0-1

[Event "Titled Tuesday intern op 20th May Late"]
[Site "Chess.com INT"]
[Date "2025.05.20"]
[Round "7"]
[White "Toncheva, Nadya"]
[Black "Fishbein, Alexander"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2332"]
[BlackElo "2377"]
[PlyCount "233"]
[EventDate "2025.05.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB22_2025"]
[SourceDate "2025.05.28"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. 0-0 Bg7 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. Re1 0-0 9. d4 cxd4 10. cxd4 d5 11. e5 Ne4 12. Nbd2 Nc6 13. Nxe4 dxe4 14. Rxe4 Rad8 15. Bg5 f6 16. exf6 exf6 17. Qb3+ Qd5 18. Bh4 Qxb3 19. axb3 f5 20. Ree1 Rd7 21. Ne5 Bxe5 22. dxe5 Re8 23. Bf6 a6 24. f4 Kf7 25. Rad1 Rd4 26. g3 Ke6 27. Rxd4 Nxd4 28. Rd1 Nb5 29. Rd2 Rc8 30. Kg2 Rc7 31. h3 Rd7 32. Rxd7 Kxd7 33. Kf2 Nd4 34. b4 Ke6 35. g4 Nc6 36. b5 axb5 37. Ke3 Kd5 38. Bh4 Na5 39. Kd3 Nc4 40. b3 Na5 41. Kc3 Nc6 42. Kd3 h6 43. Bf2 fxg4 44. hxg4 h5 45. gxh5 gxh5 46. Bg3 Ne7 47. Ke2 Ke4 48. Kf2 Kf5 49. Kf3 Nc6 50. Bf2 Na5 51. b4 Nc6 52. Bc5 b6 53. Bd6 Nd4+ 54. Kg3 Ne6 55. Kf3 Nxf4 56. Bc7 Nd5 57. Bd6 Nf4 58. Bc7 Nd3 59. Bxb6 Nxe5+ 60. Kg3 Nd3 61. Kh4 Kg6 62. Ba5 Kh6 63. Kh3 Kg5 64. Kg3 Kf5 65. Kh4 Kg6 66. Kh3 Ne5 67. Kh4 Nc4 68. Bc7 Nd2 69. Bf4 Nf3+ 70. Kh3 Kf5 71. Bd6 Nd4 72. Bc5 Ne6 73. Be7 Kg6 74. Bd6 Ng5+ 75. Kh4 Nf3+ 76. Kg3 Nd2 77. Kh3 Ne4 78. Be7 Kf5 79. Kh4 Kg6 80. Bf8 Nc3 81. Bc5 Nd5 82. Kh3 Nf4+ 83. Kh4 Ne6 84. Bd6 Ng5 85. Bc5 Nf7 86. Kg3 Nh6 87. Kh4 Nf5+ 88. Kh3 Kf7 89. Bf2 Ke6 90. Bc5 Kd5 91. Kg2 Ke4 92. Kh3 Kf4 93. Bb6 Ke4 94. Bc5 Kd3 95. Bf8 Kc4 96. Bc5 Kd5 97. Bf8 Kc4 98. Bc5 Kb3 99. Bf8 Nd4 100. Kh4 Nc2 101. Kxh5 Nxb4 102. Kg4 Nc6 103. Kf3 Kc2 104. Ke2 Nd4+ 105. Ke3 Ne6 106. Be7 Kc3 107. Ke2 Kc4 108. Kd2 Nc7 109. Bf8 Nd5 110. Kc2 Nb4+ 111. Bxb4 Kxb4 112. Kb2 Kc4 113. Kc2 b4 114. Kb2 Kb5 115. Kb3 Ka5 116. Kb2 b3 117. Kxb3 1/2-1/2

[Event "Titled Tuesday intern op 20th May Late"]
[Site "Chess.com INT"]
[Date "2025.05.20"]
[Round "10"]
[White "Toncheva, Nadya"]
[Black "Habans Aguerrea, Javier"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2332"]
[BlackElo "2448"]
[PlyCount "296"]
[EventDate "2025.05.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB22_2025"]
[SourceDate "2025.05.28"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.28"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 g6 7. 0-0 Bg7 8. d4 cxd4 9. cxd4 0-0 10. Nc3 d6 11. Qe2 Bg4 12. Rd1 dxe5 13. dxe5 Qc8 14. Bf4 Qf5 15. Bg3 Bxf3 16. Qxf3 Qxf3 17. gxf3 Nxe5 18. Kg2 Rfd8 19. Re1 Nc6 20. Bc7 Rd2 21. Bxb6 axb6 22. Rad1 Rad8 23. Nd5 Rxd1 24. Rxd1 Kf8 25. Nxb6 Rxd1 26. Bxd1 Bxb2 27. Nd7+ Ke8 28. Nc5 Na5 29. Ba4+ Kd8 30. f4 e6 31. Kf3 Bd4 32. Nb3 Nxb3 33. Bxb3 Kc7 34. Ba4 Kd6 35. Be8 Ke7 36. Bb5 b6 37. a4 Bc5 38. Ke2 Kf6 39. Kf3 Ke7 40. Bc4 Bd6 41. Ke4 h6 42. Bb5 Bc7 43. h3 Bd6 44. Bc6 Bc5 45. Kf3 Kd6 46. Be8 Ke7 47. Bb5 Kf6 48. Be8 Kg7 49. Bb5 f5 50. Bd7 Kf6 51. Be8 g5 52. fxg5+ hxg5 53. Bd7 e5 54. Kg3 e4 55. Bc8 Ke5 56. Bd7 Bb4 57. Kg2 Kf4 58. Bc8 Bc5 59. Kf1 Ke5 60. Ke2 Kf4 61. Bd7 Bd6 62. Bc8 Be5 63. Bd7 Bd4 64. Bc8 Ke5 65. Bd7 Kf6 66. Bc8 f4 67. f3 Ke5 68. Bb7 e3 69. Bc8 Kd6 70. Bg4 Be5 71. Bf5 Kc6 72. Bg4 Bf6 73. Bf5 Be7 74. Bg4 Ba3 75. Bf5 Kb7 76. Bd7 Kc7 77. Bb5 Kd6 78. Bd3 Bb2 79. Bb5 Ke6 80. Bd3 Ke5 81. Bb5 Kd4 82. Bd3 Kc5 83. Bb5 Kb4 84. Be8 Bf6 85. Bd7 Kc5 86. Be8 Kd6 87. Bb5 Ke6 88. Bc4+ Kd6 89. Bb5 Ke7 90. Bc4 Kf8 91. Bb5 Kg7 92. Bc4 Kh6 93. Bb5 Kh5 94. Be8+ Kh4 95. Bd7 Kg3 96. Bg4 Be7 97. Be6 Bb4 98. Bg4 Bd2 99. Bd7 Kg2 100. Bg4 Bb4 101. Bd7 Be7 102. Bg4 Bf8 103. Bc8 Bh6 104. Bg4 Bg7 105. Bf5 Bc3 106. Bg4 Bb4 107. Bc8 Bd6 108. Bg4 Be7 109. Bf5 Bd8 110. Bg4 Bc7 111. Bd7 Be5 112. Bg4 b5 113. axb5 Bc7 114. Bc8 Bb6 115. Bg4 Bc5 116. Bc8 Bb4 117. Bg4 Ba5 118. Bc8 Bb6 119. Bd7 Kg3 120. Bg4 Kh4 121. Bf5 Kh5 122. Bg4+ Kh6 123. Be6 Kg7 124. Bg4 Kf6 125. Bc8 Ke5 126. Bg4 Kd6 127. Bf5 Kc7 128. Bg4 Kd6 129. Bf5 Kc5 130. Bd7 Kc4 131. Bc6 g4 132. fxg4 Bd8 133. Bd7 Kc5 134. Be8 Kd4 135. Bg6 Ke5 136. Bd3 Kd4 137. Bf5 Bb6 138. Bd7 f3+ 139. Kxf3 Kd3 140. Be6 e2 141. Bc4+ Kxc4 142. Kxe2 Kxb5 143. g5 Kc6 144. h4 Kd7 145. h5 Ke6 146. h6 Kf7 147. g6+ Kxg6 148. h7 Kxh7 1/2-1/2

[Event "Titled Tuesday intern op 20th May Late"]
[Site "Chess.com INT"]
[Date "2025.05.20"]
[Round "8"]
[White "Toncheva, Nadya"]
[Black "Kushko, Dmitriy"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2332"]
[BlackElo "2454"]
[PlyCount "109"]
[EventDate "2025.05.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB22_2025"]
[SourceDate "2025.05.28"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.28"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. f3 b5 6. Qd2 Nbd7 7. h4 Nb6 8. g4 h5 9. g5 Nfd7 10. Nh3 a5 11. Nf2 Bg7 12. Bd3 e5 13. d5 cxd5 14. Nxd5 Nxd5 15. exd5 e4 16. Nxe4 Ne5 17. Qe2 Nxd3+ 18. Qxd3 0-0 19. Bd4 Be5 20. f4 Bxd4 21. Qxd4 Re8 22. 0-0-0 Rxe4 23. Qxe4 Bf5 24. Qd4 Rc8 25. Rd2 Rc4 26. Qe3 Qc7 27. Rhh2 b4 28. Rhe2 Re4 29. Qf2 Qc4 30. Rxe4 Bxe4 31. Rd4 Qc5 32. Qd2 Bf5 33. c3 Qb5 34. c4 Qa4 35. b3 Qe8 36. Kb2 a4 37. Qxb4 Qe3 38. Qd2 Qf3 39. bxa4 Qf1 40. Ka3 Qb1 41. Qb2 Qg1 42. a5 Qe3+ 43. Kb4 Qe1+ 44. Kb5 Qe8+ 45. Kb4 Qe1+ 46. Qc3 Qb1+ 47. Qb3 Qe1+ 48. Kb5 Bd7+ 49. Kb6 Qe8 50. a6 Qd8+ 51. Ka7 Qc7+ 52. Qb7 Qc5+ 53. Qb6 Qa3 54. Kb8 Qe3 55. Qd8+ 1-0

[Event "Titled Tuesday intern op 20th May Late"]
[Site "Chess.com INT"]
[Date "2025.05.20"]
[Round "3"]
[White "Toncheva, Nadya"]
[Black "Rudolph, Anna"]
[Result "1/2-1/2"]
[ECO "B03"]
[WhiteElo "2332"]
[BlackElo "2198"]
[PlyCount "119"]
[EventDate "2025.05.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB22_2025"]
[SourceDate "2025.05.28"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.28"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Be7 10. Be2 f6 11. exf6 Bxf6 12. 0-0 Qe7 13. a4 Nb4 14. Bf4 c6 15. a5 Nd7 16. Ne5 0-0-0 17. Nxd7 Rxd7 18. Qa4 Nc2 19. a6 Bxd4+ 20. Kh1 Nxa1 21. axb7+ Rxb7 22. Qxc6+ Kd8 23. Rxa1 Qd7 24. Bf3 Qxc6 25. Bxc6 Rxb2 26. Rd1 Ke7 27. Rxd4 h6 28. h3 Rd8 29. Rxd8 Kxd8 30. Be5 g5 31. Kh2 Rc2 32. Kg3 Ke7 33. Nb5 a6 34. Bd6+ Kf7 35. Na3 Rc3+ 36. Kf2 Kf6 37. Ke2 e5 38. Kd2 Rb3 39. Ke2 Be6 40. Bd5 Bxd5 41. cxd5 a5 42. Nc4 a4 43. Bxe5+ Ke7 44. d6+ Ke6 45. Kd2 Rb4 46. Kc3 Rb3+ 47. Kd4 Rb1 48. Kc5 Rc1 49. Bb2 Rc2 50. Ba3 Rxg2 51. Kb5 Rg3 52. Kxa4 Rxh3 53. Nb6 Rxa3+ 54. Kxa3 Kxd6 55. Kb4 g4 56. Nc4+ Kd5 57. Ne3+ Ke4 58. Nxg4 h5 59. Nf6+ Kf5 60. Nxh5 1/2-1/2

[Event "Titled Tuesday intern op 20th May Late"]
[Site "Chess.com INT"]
[Date "2025.05.20"]
[Round "6"]
[White "Varriale, Luca"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2172"]
[BlackElo "2332"]
[PlyCount "42"]
[EventDate "2025.05.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB22_2025"]
[SourceDate "2025.05.28"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.28"]
[SourceQuality "1"]

1. Nf3 c5 2. b3 Nc6 3. Bb2 d6 4. g3 e5 5. Bg2 g6 6. 0-0 Bg7 7. c4 Nge7 8. e3 0-0 9. d4 exd4 10. exd4 Nf5 11. Na3 Ncxd4 12. Nxd4 Nxd4 13. Nb5 Nxb5 14. Bxg7 Kxg7 15. cxb5 a6 16. Qd3 Qf6 17. Rad1 axb5 18. Qxb5 Rxa2 19. Bxb7 Bg4 20. Rde1 Rb8 21. Qc6 Bh3 0-1

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.11"]
[Round "10"]
[White "Bernadskiy, Vitaliy"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "D17"]
[WhiteElo "2523"]
[BlackElo "2332"]
[PlyCount "71"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Qc7 8. Qd2 e6 9. f3 Bb4 10. e4 Bg6 11. Qf4 Qxf4 12. Bxf4 0-0 13. Kf2 c5 14. Na2 a5 15. Nxb4 axb4 16. Bd6 Rfc8 17. dxc5 Nxc5 18. Nb6 Ncxe4+ 19. fxe4 Nxe4+ 20. Ke3 Nxd6 21. Nxa8 Rxa8 22. Bd3 Bxd3 23. Kxd3 Kf8 24. Kc2 Ke7 25. Kb3 e5 26. Rhd1 Nf5 27. Rac1 Nd4+ 28. Kxb4 Kd6 29. a5 f5 30. Rc5 Rf8 31. Kc4 g5 32. b4 g4 33. b5 f4 34. Rd5+ Ke6 35. Re1 Nc2 36. Rexe5+ 1-0

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.11"]
[Round "10"]
[White "Bernadskiy, Vitaliy"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "D17"]
[WhiteElo "2523"]
[BlackElo "2332"]
[PlyCount "71"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Qc7 8. Qd2 e6 9. f3 Bb4 10. e4 Bg6 11. Qf4 Qxf4 12. Bxf4 0-0 13. Kf2 c5 14. Na2 a5 15. Nxb4 axb4 16. Bd6 Rfc8 17. dxc5 Nxc5 18. Nb6 Ncxe4+ 19. fxe4 Nxe4+ 20. Ke3 Nxd6 21. Nxa8 Rxa8 22. Bd3 Bxd3 23. Kxd3 Kf8 24. Kc2 Ke7 25. Kb3 e5 26. Rhd1 Nf5 27. Rac1 Nd4+ 28. Kxb4 Kd6 29. a5 f5 30. Rc5 Rf8 31. Kc4 g5 32. b4 g4 33. b5 f4 34. Rd5+ Ke6 35. Re1 Nc2 36. Rexe5+ 1-0

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.11"]
[Round "6"]
[White "Ciolacu, Alessia Mihaela"]
[Black "Toncheva, Nadya"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "2031"]
[BlackElo "2332"]
[PlyCount "159"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. exd4 Bd6 6. Nf3 Nf6 7. Qe2+ Qe7 8. Qxe7+ Bxe7 9. Bf4 c6 10. 0-0 0-0 11. a3 Nbd7 12. Re1 Nb6 13. Ba2 Nfd5 14. Bg3 Be6 15. Nc3 Rfe8 16. Ne4 Rad8 17. Nc5 Bc8 18. Ne5 a5 19. Ned3 Kf8 20. b4 axb4 21. axb4 Bd6 22. Rxe8+ Kxe8 23. Re1+ Kf8 24. Bh4 Re8 25. Rxe8+ Kxe8 26. Bb3 f6 27. Bg3 Ke7 28. Kf1 Bxg3 29. hxg3 Kd6 30. Ke1 Nc7 31. Ne4+ Ke7 32. Nc3 Be6 33. Bxe6 Nxe6 34. Ne2 Nd5 35. Kd2 b6 36. g4 Kd6 37. Kc2 Ndc7 38. Ndf4 Nxf4 39. Nxf4 g5 40. Nh5 Nd5 41. Kb3 b5 42. g3 h6 43. Ng7 Ne7 44. Ne8+ Kd5 45. Nxf6+ Kxd4 46. Nh5 Ke4 47. f4 gxf4 48. gxf4 Nd5 49. g5 hxg5 50. fxg5 Kf5 51. Ng7+ Kxg5 52. Ne6+ Kf6 53. Nd8 Ne7 54. Nb7 Ke5 55. Nc5 Kd5 56. Nb7 Nf5 57. Nd8 Nd6 58. Kc3 Ne4+ 59. Kb3 Nd6 60. Kc3 Nf5 61. Nb7 Ne7 62. Nd8 Nc8 63. Nb7 Nb6 64. Nd8 Na4+ 65. Kb3 Kd6 66. Nf7+ Ke6 67. Ng5+ Ke5 68. Nf7+ Kd5 69. Nd8 Nb6 70. Nb7 Nc8 71. Nd8 Nd6 72. Kc3 Ne8 73. Nb7 Nf6 74. Nd8 Kd6 75. Nf7+ Ke6 76. Nd8+ Kd7 77. Nf7 Nd5+ 78. Kb3 Ke7 79. Ne5 Kd6 80. Nf7+ 1/2-1/2

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.11"]
[Round "6"]
[White "Ciolacu, Alessia Mihaela"]
[Black "Toncheva, Nadya"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "2031"]
[BlackElo "2332"]
[PlyCount "159"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. exd4 Bd6 6. Nf3 Nf6 7. Qe2+ Qe7 8. Qxe7+ Bxe7 9. Bf4 c6 10. 0-0 0-0 11. a3 Nbd7 12. Re1 Nb6 13. Ba2 Nfd5 14. Bg3 Be6 15. Nc3 Rfe8 16. Ne4 Rad8 17. Nc5 Bc8 18. Ne5 a5 19. Ned3 Kf8 20. b4 axb4 21. axb4 Bd6 22. Rxe8+ Kxe8 23. Re1+ Kf8 24. Bh4 Re8 25. Rxe8+ Kxe8 26. Bb3 f6 27. Bg3 Ke7 28. Kf1 Bxg3 29. hxg3 Kd6 30. Ke1 Nc7 31. Ne4+ Ke7 32. Nc3 Be6 33. Bxe6 Nxe6 34. Ne2 Nd5 35. Kd2 b6 36. g4 Kd6 37. Kc2 Ndc7 38. Ndf4 Nxf4 39. Nxf4 g5 40. Nh5 Nd5 41. Kb3 b5 42. g3 h6 43. Ng7 Ne7 44. Ne8+ Kd5 45. Nxf6+ Kxd4 46. Nh5 Ke4 47. f4 gxf4 48. gxf4 Nd5 49. g5 hxg5 50. fxg5 Kf5 51. Ng7+ Kxg5 52. Ne6+ Kf6 53. Nd8 Ne7 54. Nb7 Ke5 55. Nc5 Kd5 56. Nb7 Nf5 57. Nd8 Nd6 58. Kc3 Ne4+ 59. Kb3 Nd6 60. Kc3 Nf5 61. Nb7 Ne7 62. Nd8 Nc8 63. Nb7 Nb6 64. Nd8 Na4+ 65. Kb3 Kd6 66. Nf7+ Ke6 67. Ng5+ Ke5 68. Nf7+ Kd5 69. Nd8 Nb6 70. Nb7 Nc8 71. Nd8 Nd6 72. Kc3 Ne8 73. Nb7 Nf6 74. Nd8 Kd6 75. Nf7+ Ke6 76. Nd8+ Kd7 77. Nf7 Nd5+ 78. Kb3 Ke7 79. Ne5 Kd6 80. Nf7+ 1/2-1/2

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.11"]
[Round "8"]
[White "Korcsek, Alexandru David"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "2158"]
[BlackElo "2332"]
[PlyCount "158"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd3 e6 5. Nc3 Nf6 6. Bf4 e5 7. Bg5 Be7 8. 0-0-0 0-0 9. Kb1 Nxe4 10. Qxe4 Bxg5 11. Nf3 Bf6 12. g4 d6 13. h4 Be7 14. Bc4 Be6 15. Bd5 Qd7 16. Ng5 g6 17. f4 Bxg4 18. Rdg1 Bf5 19. Qc4 Bxg5 20. hxg5 Nd4 21. Be4 Rac8 22. Qd3 Rxc3 23. bxc3 Bxe4 24. Qxe4 Nf5 25. Rh3 Re8 26. Rgh1 h5 27. gxh6 Kh7 28. Rd3 Qb5+ 29. Ka1 exf4 30. Qxf4 Re2 31. Rd2 Re3 32. Qb4 Qc6 33. Rb1 b6 34. Rd3 Re4 35. Qb3 Qc4 36. Qa3 Re7 37. Qc1 Qe4 38. Qg5 Qe5 39. Rbd1 Rc7 40. Qd2 b5 41. Kb1 a5 42. Rd5 Qe4 43. Rxb5 a4 44. Rb8 Rb7+ 45. Rxb7 Qxb7+ 46. Ka1 a3 47. Rb1 Qc7 48. Rb3 Qc5 49. Qc1 Ne3 50. Kb1 Nc4 51. Rb7 Qd5 52. Rb4 Qe6 53. Ka1 d5 54. Rb7 Qf6 55. Qe1 Nd6 56. Rb6 Qf4 57. Ra6 Nb5 58. Rb6 Qc4 59. Rxb5 Qxb5 60. Qc1 Qc5 61. Qe1 Kxh6 62. Kb1 Qb5+ 63. Kc1 Qc4 64. Qe3+ Kg7 65. Qe5+ Kh6 66. Qh8+ Kg5 67. Qe5+ f5 68. Qe7+ Kg4 69. Qe1 Qf4+ 70. Kb1 Qe4 71. Qg1+ Kh5 72. Qh2+ Kg5 73. Qg3+ Qg4 74. Qe3+ Kh5 75. Kc1 Qg5 76. Kd2 Qxe3+ 77. Kxe3 Kg4 78. Kd4 f4 79. Kxd5 f3 0-1

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.11"]
[Round "8"]
[White "Korcsek, Alexandru David"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "2158"]
[BlackElo "2332"]
[PlyCount "158"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd3 e6 5. Nc3 Nf6 6. Bf4 e5 7. Bg5 Be7 8. 0-0-0 0-0 9. Kb1 Nxe4 10. Qxe4 Bxg5 11. Nf3 Bf6 12. g4 d6 13. h4 Be7 14. Bc4 Be6 15. Bd5 Qd7 16. Ng5 g6 17. f4 Bxg4 18. Rdg1 Bf5 19. Qc4 Bxg5 20. hxg5 Nd4 21. Be4 Rac8 22. Qd3 Rxc3 23. bxc3 Bxe4 24. Qxe4 Nf5 25. Rh3 Re8 26. Rgh1 h5 27. gxh6 Kh7 28. Rd3 Qb5+ 29. Ka1 exf4 30. Qxf4 Re2 31. Rd2 Re3 32. Qb4 Qc6 33. Rb1 b6 34. Rd3 Re4 35. Qb3 Qc4 36. Qa3 Re7 37. Qc1 Qe4 38. Qg5 Qe5 39. Rbd1 Rc7 40. Qd2 b5 41. Kb1 a5 42. Rd5 Qe4 43. Rxb5 a4 44. Rb8 Rb7+ 45. Rxb7 Qxb7+ 46. Ka1 a3 47. Rb1 Qc7 48. Rb3 Qc5 49. Qc1 Ne3 50. Kb1 Nc4 51. Rb7 Qd5 52. Rb4 Qe6 53. Ka1 d5 54. Rb7 Qf6 55. Qe1 Nd6 56. Rb6 Qf4 57. Ra6 Nb5 58. Rb6 Qc4 59. Rxb5 Qxb5 60. Qc1 Qc5 61. Qe1 Kxh6 62. Kb1 Qb5+ 63. Kc1 Qc4 64. Qe3+ Kg7 65. Qe5+ Kh6 66. Qh8+ Kg5 67. Qe5+ f5 68. Qe7+ Kg4 69. Qe1 Qf4+ 70. Kb1 Qe4 71. Qg1+ Kh5 72. Qh2+ Kg5 73. Qg3+ Qg4 74. Qe3+ Kh5 75. Kc1 Qg5 76. Kd2 Qxe3+ 77. Kxe3 Kg4 78. Kd4 f4 79. Kxd5 f3 0-1

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.11"]
[Round "5"]
[White "Magold, Filip"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2445"]
[BlackElo "2332"]
[PlyCount "103"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. e3 e5 4. Nc3 Nf6 5. d4 e4 6. d5 exf3 7. dxc6 dxc6 8. Qxd8+ Kxd8 9. gxf3 Bd6 10. h4 h5 11. Rg1 g6 12. e4 Be5 13. Rg5 Re8 14. Be3 Bxc3+ 15. bxc3 b6 16. Bf4 Be6 17. a4 Nh7 18. Rg1 Ke7 19. a5 Red8 20. Be2 Ke8 21. Rb1 Rd7 22. Kf1 Bh3+ 23. Ke1 Be6 24. Be3 Nf8 25. f4 Re7 26. f3 f5 27. axb6 axb6 28. Rxb6 Ra1+ 29. Kf2 Ra2 30. Rb8+ Kf7 31. Rxf8+ Kxf8 32. Bxc5 Bxc4 33. Re1 Kf7 34. Bxe7 Kxe7 35. Ke3 Be6 36. Rb1 Ra7 37. Kd4 Kd6 38. Rg1 c5+ 39. Ke3 Ra3 40. Rxg6 Ke7 41. Rh6 Rxc3+ 42. Kd2 Ra3 43. Rh7+ Kf6 44. Rc7 Ra2+ 45. Ke3 Ra3+ 46. Kf2 c4 47. Bxc4 Rc3 48. e5+ Kg6 49. Rc6 Rc2+ 50. Kg3 Rxc4 51. Rxe6+ Kg7 52. Rf6 1-0

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.11"]
[Round "5"]
[White "Magold, Filip"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2445"]
[BlackElo "2332"]
[PlyCount "103"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. e3 e5 4. Nc3 Nf6 5. d4 e4 6. d5 exf3 7. dxc6 dxc6 8. Qxd8+ Kxd8 9. gxf3 Bd6 10. h4 h5 11. Rg1 g6 12. e4 Be5 13. Rg5 Re8 14. Be3 Bxc3+ 15. bxc3 b6 16. Bf4 Be6 17. a4 Nh7 18. Rg1 Ke7 19. a5 Red8 20. Be2 Ke8 21. Rb1 Rd7 22. Kf1 Bh3+ 23. Ke1 Be6 24. Be3 Nf8 25. f4 Re7 26. f3 f5 27. axb6 axb6 28. Rxb6 Ra1+ 29. Kf2 Ra2 30. Rb8+ Kf7 31. Rxf8+ Kxf8 32. Bxc5 Bxc4 33. Re1 Kf7 34. Bxe7 Kxe7 35. Ke3 Be6 36. Rb1 Ra7 37. Kd4 Kd6 38. Rg1 c5+ 39. Ke3 Ra3 40. Rxg6 Ke7 41. Rh6 Rxc3+ 42. Kd2 Ra3 43. Rh7+ Kf6 44. Rc7 Ra2+ 45. Ke3 Ra3+ 46. Kf2 c4 47. Bxc4 Rc3 48. e5+ Kg6 49. Rc6 Rc2+ 50. Kg3 Rxc4 51. Rxe6+ Kg7 52. Rf6 1-0

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.11"]
[Round "9"]
[White "Toncheva, Nadya"]
[Black "Gales, Randi Ioan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2332"]
[BlackElo "2290"]
[PlyCount "77"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 d6 5. Bc4 Nb6 6. e6 Nxc4 7. Qa4+ Nc6 8. exf7+ Kxf7 9. Qxc4+ e6 10. 0-0 Be7 11. Qf4+ Bf6 12. Ng5+ Ke7 13. d4 cxd4 14. cxd4 d5 15. Nc3 h6 16. Nf3 Qd6 17. Re1 g5 18. Qe3 a6 19. b3 b5 20. Ne5 Rg8 21. Ba3 b4 22. Nxc6+ Qxc6 23. Bxb4+ Kf7 24. Rac1 Qb7 25. Bd6 Bd7 26. Na4 Rac8 27. Nc5 Qa7 28. Qd3 Kg7 29. Be5 Bxe5 30. Rxe5 Rge8 31. Qe3 Rc7 32. h4 gxh4 33. Rh5 Rh8 34. Qe5+ Kg8 35. Rxh4 Bb5 36. Qxe6+ Rf7 37. Rg4+ Kf8 38. Qd6+ Qe7 39. Ne6+ 1-0

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.11"]
[Round "9"]
[White "Toncheva, Nadya"]
[Black "Gales, Randi Ioan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2332"]
[BlackElo "2290"]
[PlyCount "77"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 d6 5. Bc4 Nb6 6. e6 Nxc4 7. Qa4+ Nc6 8. exf7+ Kxf7 9. Qxc4+ e6 10. 0-0 Be7 11. Qf4+ Bf6 12. Ng5+ Ke7 13. d4 cxd4 14. cxd4 d5 15. Nc3 h6 16. Nf3 Qd6 17. Re1 g5 18. Qe3 a6 19. b3 b5 20. Ne5 Rg8 21. Ba3 b4 22. Nxc6+ Qxc6 23. Bxb4+ Kf7 24. Rac1 Qb7 25. Bd6 Bd7 26. Na4 Rac8 27. Nc5 Qa7 28. Qd3 Kg7 29. Be5 Bxe5 30. Rxe5 Rge8 31. Qe3 Rc7 32. h4 gxh4 33. Rh5 Rh8 34. Qe5+ Kg8 35. Rxh4 Bb5 36. Qxe6+ Rf7 37. Rg4+ Kf8 38. Qd6+ Qe7 39. Ne6+ 1-0

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.11"]
[Round "7"]
[White "Toncheva, Nadya"]
[Black "Rusu, Lucas"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2332"]
[BlackElo "1988"]
[PlyCount "114"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 Qc7 8. Qe2 g5 9. Nxg5 Qxe5 10. d4 cxd3 11. Bxd3 Qxe2+ 12. Kxe2 h6 13. Nf3 Bg7 14. Na3 a6 15. Re1 0-0 16. Kf1 d5 17. Nh4 e6 18. f4 Nd7 19. Be3 b5 20. Nc2 Bb7 21. Rad1 Rac8 22. Nf3 Rfd8 23. Kf2 Bf8 24. Ncd4 Na5 25. a3 Nc4 26. Bc1 Nc5 27. Bc2 Bg7 28. g4 Ne4+ 29. Kg2 Ba8 30. h4 Re8 31. g5 hxg5 32. fxg5 Ncd6 33. h5 a5 34. Bxe4 dxe4 35. Nh4 Bd5 36. Ndf5 Nxf5 37. Nxf5 Bf8 38. Ng3 b4 39. cxb4 axb4 40. Nxe4 Bxe4+ 41. Rxe4 bxa3 42. bxa3 Rc2+ 43. Kf3 Rec8 44. Be3 Bxa3 45. g6 fxg6 46. Rg1 Rf8+ 47. Rf4 Rxf4+ 48. Kxf4 Bd6+ 49. Ke4 Rc4+ 50. Kf3 g5 51. Rxg5+ Kh7 52. Rg6 Bc5 53. Bf4 Rc3+ 54. Kg4 Rc4 55. Rxe6 Bb4 56. Kf5 Rc5+ 57. Be5 Bc3 1/2-1/2

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.11"]
[Round "7"]
[White "Toncheva, Nadya"]
[Black "Rusu, Lucas"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2332"]
[BlackElo "1988"]
[PlyCount "114"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 Qc7 8. Qe2 g5 9. Nxg5 Qxe5 10. d4 cxd3 11. Bxd3 Qxe2+ 12. Kxe2 h6 13. Nf3 Bg7 14. Na3 a6 15. Re1 0-0 16. Kf1 d5 17. Nh4 e6 18. f4 Nd7 19. Be3 b5 20. Nc2 Bb7 21. Rad1 Rac8 22. Nf3 Rfd8 23. Kf2 Bf8 24. Ncd4 Na5 25. a3 Nc4 26. Bc1 Nc5 27. Bc2 Bg7 28. g4 Ne4+ 29. Kg2 Ba8 30. h4 Re8 31. g5 hxg5 32. fxg5 Ncd6 33. h5 a5 34. Bxe4 dxe4 35. Nh4 Bd5 36. Ndf5 Nxf5 37. Nxf5 Bf8 38. Ng3 b4 39. cxb4 axb4 40. Nxe4 Bxe4+ 41. Rxe4 bxa3 42. bxa3 Rc2+ 43. Kf3 Rec8 44. Be3 Bxa3 45. g6 fxg6 46. Rg1 Rf8+ 47. Rf4 Rxf4+ 48. Kxf4 Bd6+ 49. Ke4 Rc4+ 50. Kf3 g5 51. Rxg5+ Kh7 52. Rg6 Bc5 53. Bf4 Rc3+ 54. Kg4 Rc4 55. Rxe6 Bb4 56. Kf5 Rc5+ 57. Be5 Bc3 1/2-1/2

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.10"]
[Round "4"]
[White "Toncheva, Nadya"]
[Black "Ponomariov, Ruslan"]
[Result "1-0"]
[ECO "C09"]
[WhiteElo "2332"]
[BlackElo "2622"]
[PlyCount "111"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 exd5 5. Nf3 Nc6 6. Bb5 Bd6 7. dxc5 Bxc5 8. 0-0 Nge7 9. Nbd2 0-0 10. Nb3 Bb6 11. Re1 Nf5 12. Bd3 Bc7 13. Qc2 g6 14. Bg5 f6 15. Bh4 Ne5 16. Bg3 Nxf3+ 17. gxf3 Bb6 18. Rad1 Re8 19. Qd2 Rxe1+ 20. Rxe1 Kf7 21. Bxf5 Bxf5 22. Nd4 Qd7 23. Qh6 g5 24. Bd6 Bxd4 25. Re7+ Qxe7 26. Bxe7 Re8 27. cxd4 Rxe7 28. h4 Re6 29. hxg5 fxg5 30. Qh2 b6 31. Qc7+ Re7 32. Qd6 Be6 33. Kg2 h6 34. Kg3 Re8 35. f4 gxf4+ 36. Qxf4+ Kg6 37. Qc7 h5 38. Qxa7 Rh8 39. Qxb6 h4+ 40. Kh2 Kf6 41. a4 h3 42. a5 Rg8 43. a6 Rg2+ 44. Kh1 Rxf2 45. Qd8+ Kg6 46. Qd6 Rf1+ 47. Kh2 Rf2+ 48. Kg3 Rg2+ 49. Kf3 Kf7 50. a7 Rg8 51. Qc7+ Kf6 52. b4 Bg4+ 53. Kf2 Bf5 54. Qd6+ Kg5 55. Qxd5 Rh8 56. a8Q 1-0

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.10"]
[Round "4"]
[White "Toncheva, Nadya"]
[Black "Ponomariov, Ruslan"]
[Result "1-0"]
[ECO "C09"]
[WhiteElo "2332"]
[BlackElo "2622"]
[PlyCount "111"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 exd5 5. Nf3 Nc6 6. Bb5 Bd6 7. dxc5 Bxc5 8. 0-0 Nge7 9. Nbd2 0-0 10. Nb3 Bb6 11. Re1 Nf5 12. Bd3 Bc7 13. Qc2 g6 14. Bg5 f6 15. Bh4 Ne5 16. Bg3 Nxf3+ 17. gxf3 Bb6 18. Rad1 Re8 19. Qd2 Rxe1+ 20. Rxe1 Kf7 21. Bxf5 Bxf5 22. Nd4 Qd7 23. Qh6 g5 24. Bd6 Bxd4 25. Re7+ Qxe7 26. Bxe7 Re8 27. cxd4 Rxe7 28. h4 Re6 29. hxg5 fxg5 30. Qh2 b6 31. Qc7+ Re7 32. Qd6 Be6 33. Kg2 h6 34. Kg3 Re8 35. f4 gxf4+ 36. Qxf4+ Kg6 37. Qc7 h5 38. Qxa7 Rh8 39. Qxb6 h4+ 40. Kh2 Kf6 41. a4 h3 42. a5 Rg8 43. a6 Rg2+ 44. Kh1 Rxf2 45. Qd8+ Kg6 46. Qd6 Rf1+ 47. Kh2 Rf2+ 48. Kg3 Rg2+ 49. Kf3 Kf7 50. a7 Rg8 51. Qc7+ Kf6 52. b4 Bg4+ 53. Kf2 Bf5 54. Qd6+ Kg5 55. Qxd5 Rh8 56. a8Q 1-0

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.10"]
[Round "3"]
[White "Toncheva, Nadya"]
[Black "Prelipcean, Eric Matei"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2332"]
[BlackElo "2123"]
[PlyCount "81"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 d6 8. exd6 Qxd6 9. 0-0 g6 10. b3 Bg7 11. Na3 cxb3 12. axb3 0-0 13. d4 e5 14. Nb5 Qd8 15. Ba3 Re8 16. Nd6 Re6 17. d5 Rxd6 18. Bxd6 Qxd6 19. dxc6 Qxc6 20. Qd8+ Bf8 21. Qd2 Bg7 22. Rfe1 Qc7 23. h3 h6 24. Rad1 Be6 25. c4 a5 26. Qd6 Qxd6 27. Rxd6 Nd7 28. Red1 Nc5 29. Rd8+ Rxd8 30. Rxd8+ Kh7 31. Nd2 f5 32. Ra8 b6 33. Rb8 Nd7 34. Rb7 e4 35. Nf1 Bd4 36. b4 Kg8 37. c5 bxc5 38. bxa5 Nf8 39. a6 Bd5 40. Rb8 c4 41. Rd8 1-0

[Event "Bucharest ROM GP"]
[Site "Bucharest"]
[Date "2025.05.10"]
[Round "3"]
[White "Toncheva, Nadya"]
[Black "Prelipcean, Eric Matei"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2332"]
[BlackElo "2123"]
[PlyCount "81"]
[EventDate "2025.05.10"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ROU"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 d6 8. exd6 Qxd6 9. 0-0 g6 10. b3 Bg7 11. Na3 cxb3 12. axb3 0-0 13. d4 e5 14. Nb5 Qd8 15. Ba3 Re8 16. Nd6 Re6 17. d5 Rxd6 18. Bxd6 Qxd6 19. dxc6 Qxc6 20. Qd8+ Bf8 21. Qd2 Bg7 22. Rfe1 Qc7 23. h3 h6 24. Rad1 Be6 25. c4 a5 26. Qd6 Qxd6 27. Rxd6 Nd7 28. Red1 Nc5 29. Rd8+ Rxd8 30. Rxd8+ Kh7 31. Nd2 f5 32. Ra8 b6 33. Rb8 Nd7 34. Rb7 e4 35. Nf1 Bd4 36. b4 Kg8 37. c5 bxc5 38. bxa5 Nf8 39. a6 Bd5 40. Rb8 c4 41. Rd8 1-0

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "1"]
[White "Berezin, Viktor"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1921"]
[BlackElo "2332"]
[PlyCount "78"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 e6 7. Be3 cxd4 8. cxd4 Nf6 9. Nc3 Qa5 10. 0-0 Be7 11. h3 Bh5 12. Qb3 Qb4 13. Qxb4 Bxb4 14. a3 Ba5 15. b4 Bb6 16. Rfd1 Rd8 17. g4 Bg6 18. b5 Ne7 19. Rac1 0-0 20. Na4 Nfd5 21. Nxb6 axb6 22. Rc4 Ra8 23. a4 Rfc8 24. Rdc1 Rxc4 25. Rxc4 Kf8 26. Ne5 Ke8 27. Bf3 f6 28. Nxg6 hxg6 29. Kg2 Kd7 30. Kf1 g5 31. Kg2 Kd6 32. Kf1 Ng6 33. Bc1 Ngf4 34. Ba3+ Kd7 35. Bxd5 exd5 36. Rb4 Nxh3 37. Kg2 Nf4+ 38. Kf3 Rh8 39. Bc1 Rh3# 0-1

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "1"]
[White "Berezin, Viktor"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1921"]
[BlackElo "2332"]
[PlyCount "78"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 e6 7. Be3 cxd4 8. cxd4 Nf6 9. Nc3 Qa5 10. 0-0 Be7 11. h3 Bh5 12. Qb3 Qb4 13. Qxb4 Bxb4 14. a3 Ba5 15. b4 Bb6 16. Rfd1 Rd8 17. g4 Bg6 18. b5 Ne7 19. Rac1 0-0 20. Na4 Nfd5 21. Nxb6 axb6 22. Rc4 Ra8 23. a4 Rfc8 24. Rdc1 Rxc4 25. Rxc4 Kf8 26. Ne5 Ke8 27. Bf3 f6 28. Nxg6 hxg6 29. Kg2 Kd7 30. Kf1 g5 31. Kg2 Kd6 32. Kf1 Ng6 33. Bc1 Ngf4 34. Ba3+ Kd7 35. Bxd5 exd5 36. Rb4 Nxh3 37. Kg2 Nf4+ 38. Kf3 Rh8 39. Bc1 Rh3# 0-1

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "3"]
[White "Gonzalez Vega, Alejandro"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "D24"]
[WhiteElo "2092"]
[BlackElo "2332"]
[PlyCount "120"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4 5. Bxc4 e6 6. Nc3 a6 7. a4 Nc6 8. 0-0 Bd6 9. h3 Bh5 10. Re1 0-0 11. Bd2 Re8 12. Be2 Qe7 13. Rc1 Rad8 14. Qb3 Na5 15. Qa2 Bg6 16. Bf1 c5 17. Ne2 Nc6 18. dxc5 Bxc5 19. Bc3 Bb4 20. Qb3 Ne4 21. Bxb4 Qxb4 22. Qxb4 Nxb4 23. Nc3 Nc5 24. Rcd1 Bc2 25. Rxd8 Rxd8 26. Nd4 Bxa4 27. Ra1 Be8 28. Rc1 b6 29. Nce2 Nbd3 30. Rb1 e5 31. Nf5 g6 32. Nfg3 f5 33. Nc3 Kf7 34. b4 Ne6 35. Nge2 Bc6 36. f3 a5 37. bxa5 bxa5 38. Ra1 Ra8 39. Na4 Bxa4 40. Rxa4 Ndc5 41. Ra2 a4 42. Nc3 Ra5 43. Bc4 Ke7 44. Nd5+ Kd6 45. Nc3 Nc7 46. Kf2 Kc6 47. Ke2 Kb6 48. Rb2+ Kc6 49. Ra2 Ra7 50. Ra3 Kb6 51. e4 f4 52. Ra2 Ka5 53. Rb2 a3 54. Rb8 Rb7 55. Ra8+ Kb4 56. Nd5+ Nxd5 57. Bxd5 Rb6 58. Ra7 Ra6 59. Rb7+ Kc3 60. Rc7 Ra5 0-1

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "3"]
[White "Gonzalez Vega, Alejandro"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "D24"]
[WhiteElo "2092"]
[BlackElo "2332"]
[PlyCount "120"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4 5. Bxc4 e6 6. Nc3 a6 7. a4 Nc6 8. 0-0 Bd6 9. h3 Bh5 10. Re1 0-0 11. Bd2 Re8 12. Be2 Qe7 13. Rc1 Rad8 14. Qb3 Na5 15. Qa2 Bg6 16. Bf1 c5 17. Ne2 Nc6 18. dxc5 Bxc5 19. Bc3 Bb4 20. Qb3 Ne4 21. Bxb4 Qxb4 22. Qxb4 Nxb4 23. Nc3 Nc5 24. Rcd1 Bc2 25. Rxd8 Rxd8 26. Nd4 Bxa4 27. Ra1 Be8 28. Rc1 b6 29. Nce2 Nbd3 30. Rb1 e5 31. Nf5 g6 32. Nfg3 f5 33. Nc3 Kf7 34. b4 Ne6 35. Nge2 Bc6 36. f3 a5 37. bxa5 bxa5 38. Ra1 Ra8 39. Na4 Bxa4 40. Rxa4 Ndc5 41. Ra2 a4 42. Nc3 Ra5 43. Bc4 Ke7 44. Nd5+ Kd6 45. Nc3 Nc7 46. Kf2 Kc6 47. Ke2 Kb6 48. Rb2+ Kc6 49. Ra2 Ra7 50. Ra3 Kb6 51. e4 f4 52. Ra2 Ka5 53. Rb2 a3 54. Rb8 Rb7 55. Ra8+ Kb4 56. Nd5+ Nxd5 57. Bxd5 Rb6 58. Ra7 Ra6 59. Rb7+ Kc3 60. Rc7 Ra5 0-1

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "6"]
[White "Pranav, Shetty"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "2144"]
[BlackElo "2332"]
[PlyCount "106"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. c3 Nc6 5. Bd3 e6 6. Nbd2 Bd6 7. Qe2 0-0 8. dxc5 Bxc5 9. e4 dxe4 10. Nxe4 Be7 11. h4 Nxe4 12. Bxe4 f5 13. Bc2 Qc7 14. Bg5 Bd7 15. 0-0-0 Rad8 16. Kb1 Bc8 17. Bb3 Rxd1+ 18. Rxd1 Bxg5 19. Nxg5 Kh8 20. Qh5 g6 21. Qh6 Qg7 22. Qxg7+ Kxg7 23. Bxe6 h6 24. Bxc8 Rxc8 25. Rd7+ Kf6 26. Rf7+ Ke5 27. Nf3+ Kf4 28. Rxb7 Re8 29. Rg7 Re2 30. Rxg6 Ne7 31. Rxh6 Rxf2 32. Rh7 Nd5 33. h5 Ne3 34. a4 Rxg2 35. Nd4 Rg1+ 36. Ka2 Rg2 37. h6 Nc4 38. Kb3 Nxb2 39. Rh8 Nd3 40. h7 Rh2 41. Ne6+ Ke5 42. Nf8 Nc5+ 43. Kb4 Kd6 44. Rg8 Rh4+ 45. Ka3 Rxh7 46. Kb2 Rh2+ 47. Ka3 f4 48. Rg6+ Kd5 49. Nd7 Nxd7 50. Rg7 Ne5 51. Rxa7 Ke4 52. a5 f3 53. a6 f2 0-1

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "6"]
[White "Pranav, Shetty"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "2144"]
[BlackElo "2332"]
[PlyCount "106"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. c3 Nc6 5. Bd3 e6 6. Nbd2 Bd6 7. Qe2 0-0 8. dxc5 Bxc5 9. e4 dxe4 10. Nxe4 Be7 11. h4 Nxe4 12. Bxe4 f5 13. Bc2 Qc7 14. Bg5 Bd7 15. 0-0-0 Rad8 16. Kb1 Bc8 17. Bb3 Rxd1+ 18. Rxd1 Bxg5 19. Nxg5 Kh8 20. Qh5 g6 21. Qh6 Qg7 22. Qxg7+ Kxg7 23. Bxe6 h6 24. Bxc8 Rxc8 25. Rd7+ Kf6 26. Rf7+ Ke5 27. Nf3+ Kf4 28. Rxb7 Re8 29. Rg7 Re2 30. Rxg6 Ne7 31. Rxh6 Rxf2 32. Rh7 Nd5 33. h5 Ne3 34. a4 Rxg2 35. Nd4 Rg1+ 36. Ka2 Rg2 37. h6 Nc4 38. Kb3 Nxb2 39. Rh8 Nd3 40. h7 Rh2 41. Ne6+ Ke5 42. Nf8 Nc5+ 43. Kb4 Kd6 44. Rg8 Rh4+ 45. Ka3 Rxh7 46. Kb2 Rh2+ 47. Ka3 f4 48. Rg6+ Kd5 49. Nd7 Nxd7 50. Rg7 Ne5 51. Rxa7 Ke4 52. a5 f3 53. a6 f2 0-1

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "11"]
[White "Skliarov, Viktor"]
[Black "Toncheva, Nadya"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2334"]
[BlackElo "2332"]
[PlyCount "68"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. d3 Qc7 6. 0-0 Ne7 7. Qe2 e5 8. c3 Ng6 9. d4 d6 10. dxe5 dxe5 11. Be3 Be7 12. Nbd2 Rb8 13. Nb3 Nf4 14. Bxf4 exf4 15. e5 Be6 16. Qe4 g5 17. c4 Qc8 18. Ne1 Bf5 19. Qe2 Qe6 20. Rc1 0-0 21. Nd3 Rfe8 22. Rfe1 Rbd8 23. Ndxc5 Qg6 24. Nb7 Rd7 25. N3c5 Rd4 26. b4 g4 27. Rcd1 f3 28. Qe3 Rxd1 29. Rxd1 fxg2 30. Nd6 Rd8 31. Ncb7 Rd7 32. Nc5 Rd8 33. Ncb7 Rd7 34. Nc5 Rd8 1/2-1/2

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "11"]
[White "Skliarov, Viktor"]
[Black "Toncheva, Nadya"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2334"]
[BlackElo "2332"]
[PlyCount "68"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. d3 Qc7 6. 0-0 Ne7 7. Qe2 e5 8. c3 Ng6 9. d4 d6 10. dxe5 dxe5 11. Be3 Be7 12. Nbd2 Rb8 13. Nb3 Nf4 14. Bxf4 exf4 15. e5 Be6 16. Qe4 g5 17. c4 Qc8 18. Ne1 Bf5 19. Qe2 Qe6 20. Rc1 0-0 21. Nd3 Rfe8 22. Rfe1 Rbd8 23. Ndxc5 Qg6 24. Nb7 Rd7 25. N3c5 Rd4 26. b4 g4 27. Rcd1 f3 28. Qe3 Rxd1 29. Rxd1 fxg2 30. Nd6 Rd8 31. Ncb7 Rd7 32. Nc5 Rd8 33. Ncb7 Rd7 34. Nc5 Rd8 1/2-1/2

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "4"]
[White "Smirnov, Mark1"]
[Black "Toncheva, Nadya"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2348"]
[BlackElo "2332"]
[PlyCount "139"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. b3 c5 2. Bb2 d6 3. e4 Nc6 4. Nf3 e5 5. Bb5 g6 6. c3 Bg7 7. 0-0 Nge7 8. h3 a6 9. Bxc6+ Nxc6 10. d4 exd4 11. cxd4 0-0 12. Qd2 d5 13. e5 cxd4 14. Bxd4 Re8 15. Nc3 Nxe5 16. Nxe5 Bxe5 17. Rad1 Bxd4 18. Qxd4 Be6 19. Rfe1 Rc8 20. Re3 Qa5 21. h4 Qc5 22. Qxc5 Rxc5 23. Nxd5 Kg7 24. Nf4 Kf6 25. Rd6 Rc2 26. a4 Rc1+ 27. Kh2 Rc6 28. Rxc6 bxc6 29. Nd3 Rb8 30. Nc5 Rb4 31. Nxa6 Rxh4+ 32. Kg3 Rg4+ 33. Kf3 Kf5 34. Nc5 Bd5+ 35. Ke2 Rxg2 36. a5 Rg1 37. a6 Ra1 38. Re7 h5 39. Re8 h4 40. Rh8 g5 41. b4 Bc4+ 42. Ke3 Ra3+ 43. Kd4 Bb5 44. Rf8 f6 45. Nd7 Rd3+ 46. Kc5 Rxd7 47. Kb6 Bxa6 48. Kxa6 h3 49. Rh8 g4 50. Kb6 Rd6 51. Kc5 Re6 52. Rh4 Kg5 53. Rh8 Kf4 54. Rf8 h2 55. Rh8 g3 56. fxg3+ Kxg3 57. Rg8+ Kf2 58. Rh8 Kg2 59. Rg8+ Kh1 60. Rg6 Re5+ 61. Kxc6 Rg5 62. Rxf6 Kg2 63. Rh6 h1Q 64. Rxh1 Kxh1 65. b5 Rg6+ 66. Kc7 Rg7+ 67. Kc6 Kg2 68. b6 Kf3 69. b7 Rxb7 70. Kxb7 1/2-1/2

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "4"]
[White "Smirnov, Mark1"]
[Black "Toncheva, Nadya"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2348"]
[BlackElo "2332"]
[PlyCount "139"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. b3 c5 2. Bb2 d6 3. e4 Nc6 4. Nf3 e5 5. Bb5 g6 6. c3 Bg7 7. 0-0 Nge7 8. h3 a6 9. Bxc6+ Nxc6 10. d4 exd4 11. cxd4 0-0 12. Qd2 d5 13. e5 cxd4 14. Bxd4 Re8 15. Nc3 Nxe5 16. Nxe5 Bxe5 17. Rad1 Bxd4 18. Qxd4 Be6 19. Rfe1 Rc8 20. Re3 Qa5 21. h4 Qc5 22. Qxc5 Rxc5 23. Nxd5 Kg7 24. Nf4 Kf6 25. Rd6 Rc2 26. a4 Rc1+ 27. Kh2 Rc6 28. Rxc6 bxc6 29. Nd3 Rb8 30. Nc5 Rb4 31. Nxa6 Rxh4+ 32. Kg3 Rg4+ 33. Kf3 Kf5 34. Nc5 Bd5+ 35. Ke2 Rxg2 36. a5 Rg1 37. a6 Ra1 38. Re7 h5 39. Re8 h4 40. Rh8 g5 41. b4 Bc4+ 42. Ke3 Ra3+ 43. Kd4 Bb5 44. Rf8 f6 45. Nd7 Rd3+ 46. Kc5 Rxd7 47. Kb6 Bxa6 48. Kxa6 h3 49. Rh8 g4 50. Kb6 Rd6 51. Kc5 Re6 52. Rh4 Kg5 53. Rh8 Kf4 54. Rf8 h2 55. Rh8 g3 56. fxg3+ Kxg3 57. Rg8+ Kf2 58. Rh8 Kg2 59. Rg8+ Kh1 60. Rg6 Re5+ 61. Kxc6 Rg5 62. Rxf6 Kg2 63. Rh6 h1Q 64. Rxh1 Kxh1 65. b5 Rg6+ 66. Kc7 Rg7+ 67. Kc6 Kg2 68. b6 Kf3 69. b7 Rxb7 70. Kxb7 1/2-1/2

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "9"]
[White "Souleidis, Georgios"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2418"]
[BlackElo "2332"]
[PlyCount "121"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. Be2 Nc6 3. f4 g6 4. Nf3 Bg7 5. 0-0 e6 6. c3 Nge7 7. d4 cxd4 8. cxd4 d5 9. e5 Nf5 10. g4 Nh4 11. Nxh4 Qxh4 12. Be3 0-0 13. Qd2 f6 14. Nc3 fxe5 15. fxe5 Bd7 16. Kg2 Qe7 17. a3 Rxf1 18. Rxf1 Rf8 19. Rxf8+ Qxf8 20. Nb5 a6 21. Nd6 b5 22. Nb7 Bc8 23. Nc5 Qf7 24. b4 Bf8 25. Bg5 Be7 26. Be3 Bxc5 27. bxc5 Qc7 28. Bh6 Qf7 29. h4 Bb7 30. Kg3 Bc8 31. Bg5 Qc7 32. Bf6 Qf7 33. Bd1 Bb7 34. Bc2 Bc8 35. Qe3 Qf8 36. h5 Kf7 37. Qf4 Ke8 38. hxg6 hxg6 39. Bxg6+ Kd7 40. Bd3 Kc7 41. g5 b4 42. axb4 Nxb4 43. Bb1 Qe8 44. g6 Qa4 45. g7 Qb3+ 46. Qf3 Qxb1 47. Bd8+ Kb8 48. g8Q Nc6 49. Bg5 Qg1+ 50. Qg2 Qe1+ 51. Qf2 Qc3+ 52. Be3 Nxd4 53. Qg4 Nf5+ 54. Kf4 Qc4+ 55. Kg5 Qd3 56. Qb2+ Kc7 57. Bf4 Bd7 58. Qb6+ Kc8 59. c6 Bxc6 60. Qxc6+ Kd8 61. Qxe6 1-0

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "9"]
[White "Souleidis, Georgios"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2418"]
[BlackElo "2332"]
[PlyCount "121"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. Be2 Nc6 3. f4 g6 4. Nf3 Bg7 5. 0-0 e6 6. c3 Nge7 7. d4 cxd4 8. cxd4 d5 9. e5 Nf5 10. g4 Nh4 11. Nxh4 Qxh4 12. Be3 0-0 13. Qd2 f6 14. Nc3 fxe5 15. fxe5 Bd7 16. Kg2 Qe7 17. a3 Rxf1 18. Rxf1 Rf8 19. Rxf8+ Qxf8 20. Nb5 a6 21. Nd6 b5 22. Nb7 Bc8 23. Nc5 Qf7 24. b4 Bf8 25. Bg5 Be7 26. Be3 Bxc5 27. bxc5 Qc7 28. Bh6 Qf7 29. h4 Bb7 30. Kg3 Bc8 31. Bg5 Qc7 32. Bf6 Qf7 33. Bd1 Bb7 34. Bc2 Bc8 35. Qe3 Qf8 36. h5 Kf7 37. Qf4 Ke8 38. hxg6 hxg6 39. Bxg6+ Kd7 40. Bd3 Kc7 41. g5 b4 42. axb4 Nxb4 43. Bb1 Qe8 44. g6 Qa4 45. g7 Qb3+ 46. Qf3 Qxb1 47. Bd8+ Kb8 48. g8Q Nc6 49. Bg5 Qg1+ 50. Qg2 Qe1+ 51. Qf2 Qc3+ 52. Be3 Nxd4 53. Qg4 Nf5+ 54. Kf4 Qc4+ 55. Kg5 Qd3 56. Qb2+ Kc7 57. Bf4 Bd7 58. Qb6+ Kc8 59. c6 Bxc6 60. Qxc6+ Kd8 61. Qxe6 1-0

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "5"]
[White "Toncheva, Nadya"]
[Black "Chen, Ryo"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2332"]
[BlackElo "2395"]
[PlyCount "58"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. Nf3 g6 5. d4 Bg7 6. Be2 cxd4 7. cxd4 Nf6 8. 0-0 0-0 9. Nc3 Qa5 10. Bf4 Rd8 11. Qb3 Nc6 12. Bc4 e6 13. Rfd1 Nd5 14. Nxd5 exd5 15. Bf1 Bg4 16. Rac1 Bxf3 17. Qxf3 Nxd4 18. Qg3 Ne6 19. Be5 d4 20. Bxg7 Kxg7 21. Bc4 Re8 22. h4 Rad8 23. Qb3 Nf4 24. Qxb7 Qf5 25. Qf3 d3 26. Kh2 d2 27. Rc3 Qf6 28. g3 Re1 29. gxf4 Qxh4+ 0-1

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "5"]
[White "Toncheva, Nadya"]
[Black "Chen, Ryo"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2332"]
[BlackElo "2395"]
[PlyCount "58"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. Nf3 g6 5. d4 Bg7 6. Be2 cxd4 7. cxd4 Nf6 8. 0-0 0-0 9. Nc3 Qa5 10. Bf4 Rd8 11. Qb3 Nc6 12. Bc4 e6 13. Rfd1 Nd5 14. Nxd5 exd5 15. Bf1 Bg4 16. Rac1 Bxf3 17. Qxf3 Nxd4 18. Qg3 Ne6 19. Be5 d4 20. Bxg7 Kxg7 21. Bc4 Re8 22. h4 Rad8 23. Qb3 Nf4 24. Qxb7 Qf5 25. Qf3 d3 26. Kh2 d2 27. Rc3 Qf6 28. g3 Re1 29. gxf4 Qxh4+ 0-1

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "2"]
[White "Toncheva, Nadya"]
[Black "Ebrahimi Herab, Hamidreza"]
[Result "0-1"]
[ECO "D97"]
[WhiteElo "2332"]
[BlackElo "2404"]
[PlyCount "56"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. e4 0-0 7. Nf3 a6 8. Bf4 b5 9. Qb3 c5 10. dxc5 Nbd7 11. Rd1 Qa5 12. Qc2 Nxc5 13. Bd2 b4 14. Nd5 Nxd5 15. exd5 Bf5 16. Qc4 Rab8 17. a3 Qb6 18. Bxb4 Rfc8 19. Bxc5 Rxc5 20. Qxa6 Qxb2 21. Be2 Rc2 22. Kf1 h6 23. h3 Rb6 24. Qa8+ Kh7 25. Ng1 Rc1 26. Qa4 Bc2 27. Qg4 Bxd1 28. Bxd1 Qd2 0-1

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "2"]
[White "Toncheva, Nadya"]
[Black "Ebrahimi Herab, Hamidreza"]
[Result "0-1"]
[ECO "D97"]
[WhiteElo "2332"]
[BlackElo "2404"]
[PlyCount "56"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. e4 0-0 7. Nf3 a6 8. Bf4 b5 9. Qb3 c5 10. dxc5 Nbd7 11. Rd1 Qa5 12. Qc2 Nxc5 13. Bd2 b4 14. Nd5 Nxd5 15. exd5 Bf5 16. Qc4 Rab8 17. a3 Qb6 18. Bxb4 Rfc8 19. Bxc5 Rxc5 20. Qxa6 Qxb2 21. Be2 Rc2 22. Kf1 h6 23. h3 Rb6 24. Qa8+ Kh7 25. Ng1 Rc1 26. Qa4 Bc2 27. Qg4 Bxd1 28. Bxd1 Qd2 0-1

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "7"]
[White "Toncheva, Nadya"]
[Black "Kacharava, Nikoloz"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2332"]
[BlackElo "2516"]
[PlyCount "101"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d4 g6 6. 0-0 Bg7 7. d5 Nb8 8. Re1 0-0 9. Bf1 Bg4 10. h3 Bxf3 11. Qxf3 Nbd7 12. Bf4 Rb8 13. a4 Ne8 14. Nd2 Ne5 15. Qg3 Nc7 16. Bg5 h6 17. Be3 b6 18. f4 Nd7 19. h4 h5 20. Nf3 Nf6 21. Ng5 Ng4 22. Bd2 a6 23. Be2 Nf6 24. f5 Nd7 25. fxg6 fxg6 26. Ne6 Nxe6 27. dxe6 Ne5 28. Rf1 Rf6 29. Rxf6 exf6 30. Bf4 Qe8 31. Bxe5 dxe5 32. Bc4 b5 33. axb5 axb5 34. Bd5 Kh7 35. Ra7 Qd8 36. Rd7 Qb6 37. Qf2 Re8 38. Qxf6 c4+ 39. Kh2 Rg8 40. Qf7 Qe3 41. Qf3 Qe1 42. e7 Qxh4+ 43. Kg1 Qe1+ 44. Qf1 Qe3+ 45. Qf2 Qc1+ 46. Kh2 Re8 47. Bf7 Rxe7 48. Rxe7 Qg5 49. Rd7 Kh6 50. Be6 Bf6 51. Bh3 1-0

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "7"]
[White "Toncheva, Nadya"]
[Black "Kacharava, Nikoloz"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2332"]
[BlackElo "2516"]
[PlyCount "101"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d4 g6 6. 0-0 Bg7 7. d5 Nb8 8. Re1 0-0 9. Bf1 Bg4 10. h3 Bxf3 11. Qxf3 Nbd7 12. Bf4 Rb8 13. a4 Ne8 14. Nd2 Ne5 15. Qg3 Nc7 16. Bg5 h6 17. Be3 b6 18. f4 Nd7 19. h4 h5 20. Nf3 Nf6 21. Ng5 Ng4 22. Bd2 a6 23. Be2 Nf6 24. f5 Nd7 25. fxg6 fxg6 26. Ne6 Nxe6 27. dxe6 Ne5 28. Rf1 Rf6 29. Rxf6 exf6 30. Bf4 Qe8 31. Bxe5 dxe5 32. Bc4 b5 33. axb5 axb5 34. Bd5 Kh7 35. Ra7 Qd8 36. Rd7 Qb6 37. Qf2 Re8 38. Qxf6 c4+ 39. Kh2 Rg8 40. Qf7 Qe3 41. Qf3 Qe1 42. e7 Qxh4+ 43. Kg1 Qe1+ 44. Qf1 Qe3+ 45. Qf2 Qc1+ 46. Kh2 Re8 47. Bf7 Rxe7 48. Rxe7 Qg5 49. Rd7 Kh6 50. Be6 Bf6 51. Bh3 1-0

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "10"]
[White "Toncheva, Nadya"]
[Black "Levitan, Judah Nathan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2332"]
[BlackElo "2127"]
[PlyCount "69"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. Bc4 d6 6. d4 cxd4 7. cxd4 Be7 8. Qe2 0-0 9. 0-0 dxe5 10. dxe5 Bd7 11. a3 Bc6 12. Rd1 Nd7 13. Bd2 Rc8 14. Nc3 Nxc3 15. Bxc3 Bxf3 16. gxf3 Qc7 17. Bd3 Nc5 18. Bc2 Rfd8 19. Kh1 g6 20. Rg1 Rd5 21. f4 Qc6 22. Rg2 Rd7 23. h4 Na4 24. Be4 Qb6 25. h5 Nxc3 26. bxc3 Rxc3 27. hxg6 Rh3+ 28. Kg1 hxg6 29. f5 exf5 30. Bxf5 Rd5 31. Bxh3 Qd4 32. Re1 Bxa3 33. e6 f6 34. e7 Re5 35. e8Q+ 1-0

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "10"]
[White "Toncheva, Nadya"]
[Black "Levitan, Judah Nathan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2332"]
[BlackElo "2127"]
[PlyCount "69"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. Bc4 d6 6. d4 cxd4 7. cxd4 Be7 8. Qe2 0-0 9. 0-0 dxe5 10. dxe5 Bd7 11. a3 Bc6 12. Rd1 Nd7 13. Bd2 Rc8 14. Nc3 Nxc3 15. Bxc3 Bxf3 16. gxf3 Qc7 17. Bd3 Nc5 18. Bc2 Rfd8 19. Kh1 g6 20. Rg1 Rd5 21. f4 Qc6 22. Rg2 Rd7 23. h4 Na4 24. Be4 Qb6 25. h5 Nxc3 26. bxc3 Rxc3 27. hxg6 Rh3+ 28. Kg1 hxg6 29. f5 exf5 30. Bxf5 Rd5 31. Bxh3 Qd4 32. Re1 Bxa3 33. e6 f6 34. e7 Re5 35. e8Q+ 1-0

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "8"]
[White "Wagner, Dennis"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2616"]
[BlackElo "2332"]
[PlyCount "63"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. 0-0 a6 5. Re1 b5 6. Bf1 Bb7 7. c3 e5 8. d4 cxd4 9. cxd4 d6 10. Nc3 Nf6 11. a4 b4 12. Nd5 Be7 13. Nxe7 Qxe7 14. d5 Nb8 15. a5 Nbd7 16. Bd2 0-0 17. Bxb4 Rab8 18. Qa4 Nh5 19. Qa3 Nc5 20. Bxc5 dxc5 21. Rac1 Rbc8 22. Bc4 Qd6 23. Nh4 g6 24. g3 f5 25. exf5 gxf5 26. Qe3 Rce8 27. Ba2 f4 28. Qxc5 Qf6 29. Qb6 fxg3 30. hxg3 Qg7 31. Rc7 Re7 32. Rxe7 1-0

[Event "Titled Tuesday intern op 06th May Early"]
[Site "Chess.com INT"]
[Date "2025.05.06"]
[Round "8"]
[White "Wagner, Dennis"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2616"]
[BlackElo "2332"]
[PlyCount "63"]
[EventDate "2025.05.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB20_2025"]
[SourceDate "2025.05.14"]
[SourceVersion "1"]
[SourceVersionDate "2025.05.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. 0-0 a6 5. Re1 b5 6. Bf1 Bb7 7. c3 e5 8. d4 cxd4 9. cxd4 d6 10. Nc3 Nf6 11. a4 b4 12. Nd5 Be7 13. Nxe7 Qxe7 14. d5 Nb8 15. a5 Nbd7 16. Bd2 0-0 17. Bxb4 Rab8 18. Qa4 Nh5 19. Qa3 Nc5 20. Bxc5 dxc5 21. Rac1 Rbc8 22. Bc4 Qd6 23. Nh4 g6 24. g3 f5 25. exf5 gxf5 26. Qe3 Rce8 27. Ba2 f4 28. Qxc5 Qf6 29. Qb6 fxg3 30. hxg3 Qg7 31. Rc7 Re7 32. Rxe7 1-0

[Event "San Vicente op 9th"]
[Site "San Vicente"]
[Date "2025.04.21"]
[Round "9"]
[White "Marin, Mihail"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2426"]
[BlackElo "2318"]
[PlyCount "45"]
[EventDate "2025.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. Nf3 c5 2. b3 Nc6 3. Bb2 d6 4. g3 e5 5. d3 Nf6 6. Bg2 Be7 7. c4 0-0 8. 0-0 a6 9. Nc3 Rb8 10. Ne1 Re8 11. Nc2 Bf8 12. Ne3 Nd4 13. Ned5 Nxd5 14. Nxd5 Bg4 15. f3 Bd7 16. e3 Nf5 17. Qd2 b5 18. f4 exf4 19. Rxf4 Be6 20. Raf1 Qd7 21. Qf2 Nh6 22. g4 Bxg4 23. Qg3 1-0

[Event "San Vicente op 9th"]
[Site "San Vicente"]
[Date "2025.04.20"]
[Round "8"]
[White "Toncheva, Nadya"]
[Black "Krishna, C Revanth Gopala"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "2318"]
[BlackElo "2415"]
[PlyCount "142"]
[EventDate "2025.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Nc5 6. Bd3 Nxd3+ 7. Qxd3 Be7 8. Nge2 0-0 9. 0-0 Nd7 10. Be3 Bg5 11. b4 b6 12. Bxg5 Qxg5 13. Rfc1 g6 14. Qg3 Qe7 15. a3 Bb7 16. Na4 f5 17. exf5 Rxf5 18. Nac3 Nf6 19. Re1 Qg7 20. Qd3 Rf8 21. Ng3 Rf4 22. Nce4 Nxe4 23. Nxe4 Bc8 24. f3 g5 25. Rac1 g4 26. fxg4 Rxg4 27. Qe2 Qg6 28. Ng3 h5 29. Rf1 Rff4 30. Rxf4 exf4 31. Nf1 Bf5 32. Nd2 h4 33. Kh1 Bd3 34. Qf3 Rg5 35. Re1 Re5 36. Qf2 Qf6 37. h3 Kf7 38. Kh2 Qg5 39. Rxe5 Qg3+ 40. Kg1 dxe5 41. Nf3 Qxf2+ 42. Kxf2 Kf6 43. c5 bxc5 44. bxc5 e4 45. Nxh4 Bc4 46. d6 cxd6 47. cxd6 Bb5 48. g3 e3+ 49. Ke1 fxg3 50. Ng2 e2 51. Nf4 Ke5 52. Nxe2 g2 53. Kf2 Kxd6 54. Nf4 Kc5 55. h4 Bc6 56. h5 Be4 57. Nxg2 Kc4 58. Nf4 Kb3 59. Ng6 Kxa3 60. Ke3 Bd5 61. Ne7 Bb3 62. Kf4 Bc2 63. Nf5 Bb3 64. h6 Bg8 65. Ne7 Bh7 66. Nc6 a5 67. Nxa5 Kb4 68. Nb7 Kb5 69. Nd8 Kb6 70. Ne6 Kc6 71. Nf8 Kd5 1-0

[Event "San Vicente op 9th"]
[Site "San Vicente"]
[Date "2025.04.19"]
[Round "6"]
[White "Toncheva, Nadya"]
[Black "Vrolijk, Liam"]
[Result "0-1"]
[ECO "C70"]
[WhiteElo "2318"]
[BlackElo "2520"]
[PlyCount "104"]
[EventDate "2025.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. c3 f6 6. 0-0 d5 7. exd5 Qxd5 8. Bb3 Qd3 9. Bc2 Qd6 10. d4 exd4 11. Nxd4 Nxd4 12. cxd4 Be6 13. Qe2 0-0-0 14. Bf4 Qxf4 15. Qxe6+ Kb8 16. Nc3 Nc6 17. d5 Ne5 18. Qf5 Qxf5 19. Bxf5 Bb4 20. Rfd1 g6 21. Be6 f5 22. Ne2 Rhe8 23. Rac1 Ba5 24. Kf1 Ng4 25. h3 Nf6 26. g4 fxg4 27. hxg4 c6 28. g5 Ne4 29. Bg4 Rf8 30. f3 Nxg5 31. dxc6 Rxd1+ 32. Rxd1 Nxf3 33. Bxf3 Rxf3+ 34. Kg2 Re3 35. Nd4 Bb6 36. cxb7 Kxb7 37. Nf3 Kc6 38. Rd2 h6 39. Nh4 Re4 40. Kh3 g5 41. Nf5 Bc7 42. a3 h5 43. b4 Rf4 44. Nd4+ Kb6 45. Kg2 Rg4+ 46. Kf2 h4 47. Ne2 h3 48. Rd3 Rg2+ 49. Kf1 g4 50. Rd5 g3 51. Rf5 Rxe2 52. Kxe2 h2 0-1

[Event "San Vicente op 9th"]
[Site "San Vicente"]
[Date "2025.04.18"]
[Round "4"]
[White "Toncheva, Nadya"]
[Black "Garrido Outon, Alex"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2318"]
[BlackElo "2450"]
[PlyCount "155"]
[EventDate "2025.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8. Qc2 Nh5 9. Bxe7 Qxe7 10. Nge2 g6 11. 0-0-0 Nb6 12. Rhe1 Be6 13. Kb1 0-0-0 14. f3 Kb8 15. g4 Ng7 16. Nf4 h5 17. h3 Bc8 18. Qf2 Ka8 19. Rg1 hxg4 20. hxg4 g5 21. Nfe2 Rhe8 22. e4 dxe4 23. fxe4 Ne6 24. Rgf1 Rf8 25. Bc2 Nc7 26. Qg1 Be6 27. Nc1 Qd7 28. Bb3 Bxg4 29. Rd2 f6 30. Nd3 Bh3 31. Nc5 Qe7 32. Re1 Ne6 33. Nxe6 Bxe6 34. d5 Bg8 35. Red1 cxd5 36. exd5 Qb4 37. Rd4 Qa5 38. Qg3 Rfe8 39. a4 a6 40. Ka2 Re5 41. Ne4 Bxd5 42. Nxf6 Bxb3+ 43. Qxb3 Rxd4 44. Rxd4 Ka7 45. Rb4 Re3 46. Qxe3 Qxb4 47. b3 g4 48. Nxg4 Qxg4 49. a5 Qb4 50. axb6+ Qxb6 51. Qd3 Qc5 52. Kb2 a5 53. Qe4 Qb5 54. Qd4+ Ka6 55. Qe4 Qc6 56. Qd3+ Ka7 57. Qd4+ b6 58. Qf4 Qg2+ 59. Kb1 Qg6+ 60. Kb2 Qg7+ 61. Kb1 Qc3 62. Qf7+ Ka6 63. Qd5 Qc5 64. Qd3+ Qb5 65. Qf3 Qc5 66. Qd3+ Kb7 67. Qd7+ Qc7 68. Qd5+ Qc6 69. Qd3 a4 70. bxa4 Qxa4 71. Kb2 Qb4+ 72. Ka2 Qa5+ 73. Kb3 Qe5 74. Qd7+ Ka6 75. Qa4+ Qa5 76. Qxa5+ Kxa5 77. Ka3 Kb5 78. Kb3 1/2-1/2

[Event "San Vicente op 9th"]
[Site "San Vicente"]
[Date "2025.04.18"]
[Round "5"]
[White "Zwirs, Nico"]
[Black "Toncheva, Nadya"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2457"]
[BlackElo "2318"]
[PlyCount "226"]
[EventDate "2025.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CB17_2025"]
[SourceDate "2025.04.23"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 Bd7 10. h3 Nxd4 11. Bxd4 Bc6 12. Qc2 a5 13. b3 Nd7 14. Bxg7 Kxg7 15. Rfd1 Qb6 16. a3 Ne5 17. Bd3 Rac8 18. Kh1 g5 19. Rd2 Qc5 20. a4 Ng6 21. Nd5 Qd4 22. Re1 Qe5 23. Ne3 Bd7 24. Be2 Rc5 25. Bg4 Bxg4 26. Nxg4 Qe6 27. Qc3+ f6 28. Rd5 Rfc8 29. Ne3 Kf7 30. Rdd1 Qe5 31. Qc2 h5 32. Rd5 Qe6 33. Qd1 Nf4 34. Nf5 Rh8 35. Rd2 g4 36. h4 Re5 37. Nd4 Qc8 38. g3 Ne6 39. Nxe6 Qxe6 40. Rde2 Qc8 41. Kg1 Qe6 42. Qd2 Kg7 43. Qf4 Rc8 44. Rd1 Rcc5 45. Rd4 Qc8 46. Qd2 Qc6 47. Qd3 Qc8 48. Kh2 Qe6 49. Rd5 Qc8 50. Rd4 Qe6 51. Rd5 Qc8 52. Qe3 Qe6 53. Kg2 Qc8 54. Red2 Qe6 55. Re2 Qc8 56. Red2 Qe6 57. R2d4 Qc8 58. Kg1 Qe6 59. Kh1 Qc8 60. Kh2 Qe6 61. Kg1 Qc8 62. Kf1 Qe6 63. Ke2 Kh7 64. Kd3 Qc8 65. Rxe5 Rxe5 66. Rd5 Qc6 67. Qa7 Qc7 68. Qd4 Kg7 69. Kc3 Kf7 70. Qe3 Kg7 71. Qd4 Kf7 72. Kd2 Kg7 73. Ke2 Kf7 74. Kf1 Kg7 75. Kg1 Kf7 76. Kg2 Kg7 77. Qe3 Qc6 78. Kh2 Qc7 79. Qd4 Kf7 80. Kg1 Kg7 81. Rxe5 dxe5 82. Qd5 b6 83. Kg2 Qc8 84. Kf1 Qc5 85. Qb7 Qb4 86. Qd7 Kf8 87. Qd8+ Kf7 88. Qh8 Qxb3 89. Qxh5+ Kf8 90. Qh8+ Kf7 91. Qh7+ Kf8 92. Qh8+ Kf7 93. Qh7+ Kf8 94. h5 Qxc4+ 95. Kg2 Qg8 96. Qf5 Kf7 97. Qd7 Qg5 98. Qb5 Qxh5 99. Qxb6 Qh7 100. Qc6 Kg7 101. Kg1 Qg8 102. Qc5 Qd8 103. Kg2 Kf8 104. Qc6 Kf7 105. Qc4+ e6 106. Qc5 Kg7 107. Qc6 Qd3 108. Qc7+ Kg6 109. Qxa5 Qxe4+ 110. Kg1 Qb1+ 111. Kg2 Qe4+ 112. Kg1 Qb1+ 113. Kg2 Qe4+ 1/2-1/2

[Event "EU-ch (Women) 25th"]
[Site "Rhodes"]
[Date "2025.04.11"]
[Round "11"]
[White "Milliet, Sophie"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "D21"]
[WhiteElo "2359"]
[BlackElo "2318"]
[PlyCount "77"]
[EventDate "2025.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 c5 4. e3 cxd4 5. Qxd4 Qxd4 6. Nxd4 a6 7. Bxc4 Nf6 8. Nc3 e6 9. Bd2 Be7 10. Rc1 0-0 11. Be2 Nbd7 12. Nb3 b6 13. f3 Bb7 14. e4 Rac8 15. Kf2 Nc5 16. Nxc5 Bxc5+ 17. Be3 Nd7 18. Rhd1 Rfd8 19. Na4 Bxe3+ 20. Kxe3 Rxc1 21. Rxc1 Rc8 22. Rd1 Bc6 23. Bxa6 Ra8 24. Bb7 Bxa4 25. Rxd7 Bxd7 26. Bxa8 e5 27. Bd5 Kf8 28. Kd3 Ke7 29. Kc4 g6 30. Kb4 f5 31. a4 Kd6 32. a5 bxa5+ 33. Kxa5 g5 34. b4 f4 35. b5 Kc7 36. b6+ Kb8 37. Kb4 g4 38. fxg4 Bxg4 39. Kc5 1-0

[Event "EU-ch (Women) 25th"]
[Site "Rhodes"]
[Date "2025.04.10"]
[Round "10"]
[White "Toncheva, Nadya"]
[Black "Khotenashvili, Bela"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2318"]
[BlackElo "2418"]
[PlyCount "195"]
[EventDate "2025.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Bb4 6. e3 h6 7. Bh4 g5 8. Bg3 h5 9. f3 h4 10. Bf2 c5 11. Bd3 c4 12. Bc2 Nc6 13. Nge2 Be6 14. h3 Nh5 15. e4 Nf4 16. Nxf4 gxf4 17. exd5 Bxd5 18. Qe2+ Kf8 19. 0-0-0 Bxc3 20. bxc3 Qa5 21. Kb2 Nb4 22. Ra1 Re8 23. Qd2 Nd3+ 24. Bxd3 cxd3 25. Rhe1 Rxe1 26. Bxe1 Rh6 27. a4 Qb6+ 28. Kc1 Re6 29. Rb1 Qd6 30. Kd1 Bc4 31. Qb2 Rxe1+ 32. Kxe1 Qe6+ 33. Kf1 d2+ 34. Kg1 Qe1+ 35. Kh2 Qg3+ 36. Kg1 Qe1+ 37. Kh2 Bd3 38. Ra1 Qg3+ 39. Kg1 Qe1+ 40. Kh2 Bf1 41. Kg1 a5 42. Qb6 Bd3+ 43. Rxe1 dxe1Q+ 44. Kh2 Qxc3 45. Qxb7 Qb4 46. Qc8+ Kg7 47. d5 Kf6 48. d6 Qxd6 49. Qc3+ Kg6 50. Qxa5 Qd4 51. Qa8 Kg7 52. Qc8 Kh7 53. a5 Qf6 54. Qd7 Bc4 55. Qc7 Bf1 56. Kg1 Ba6 57. Kh2 Kg7 58. Qc5 Kg6 59. Qf8 Bc4 60. Qg8+ Kh6 61. Qf8+ Kh7 62. Qc5 Bd3 63. Qh5+ Kg7 64. Qc5 Be2 65. Qd5 Kh6 66. Qc5 Bd3 67. Qf8+ Kg6 68. Qg8+ Qg7 69. Qd8 Bf1 70. Qxh4 f5 71. Qxf4 Qf6 72. Kg1 Ba6 73. Kh2 Qe6 74. Qd4 Qe2 75. Qd6+ Kf7 76. h4 Qc4 77. Kg3 Bc8 78. Qe5 Kg6 79. Qe8+ Kf6 80. Qd8+ Kf7 81. h5 Qc3 82. Qd5+ Kg7 83. Kh2 Qc7+ 84. Kg1 Kh6 85. Qg8 Kxh5 86. Qh8+ Kg6 87. Qg8+ Kf6 88. Qf8+ Ke5 89. Qa3 Qc6 90. Qe3+ Kd6 91. g4 fxg4 92. fxg4 Qd5 93. Qh6+ Kd7 94. Qg7+ Kc6 95. Qc3+ Kd7 96. Qg7+ Kc6 97. Qc3+ Kd7 98. Qg7+ 1/2-1/2

[Event "EU-ch (Women) 25th"]
[Site "Rhodes"]
[Date "2025.04.09"]
[Round "9"]
[White "Mgeladze, Kesaria"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2243"]
[BlackElo "2318"]
[PlyCount "62"]
[EventDate "2025.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 Nxd4 8. Bxd4 Ne7 9. 0-0-0 Nc6 10. Be3 b5 11. Nd5 exd5 12. exd5 Ne5 13. Bf4 g5 14. Bg3 Bg7 15. Qe3 d6 16. Qxg5 f6 17. Qe3 Bf5 18. Bd3 Bxd3 19. Rxd3 0-0 20. Bxe5 fxe5 21. Qd2 Rac8 22. Kb1 Qc5 23. Rf1 Rf4 24. Rg3 Rcf8 25. Rc1 Qxf2 26. Qa5 Qa7 27. Qa3 Rf1 28. Qxd6 Rxc1+ 29. Kxc1 Rf1+ 30. Kd2 Qf2+ 31. Kd3 Qd4+ 0-1

[Event "EU-ch (Women) 25th"]
[Site "Rhodes"]
[Date "2025.04.08"]
[Round "8"]
[White "Toncheva, Nadya"]
[Black "Khachatryan, Anna"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2318"]
[BlackElo "2091"]
[PlyCount "75"]
[EventDate "2025.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Bd3 Be7 7. 0-0 0-0 8. Be3 cxd4 9. cxd4 Nc6 10. Nc3 Qa5 11. a3 Nd5 12. Rc1 Nxc3 13. Rxc3 Bf6 14. Rc5 Qd8 15. Bb1 Ne7 16. Qc2 g6 17. Bh6 Re8 18. Qe4 Nf5 19. Be3 Nd6 20. Qf4 b6 21. Rc6 Nf5 22. Rfc1 Bb7 23. R6c3 Bxf3 24. Qxf3 Nxd4 25. Qg4 h5 26. Qd1 Nf5 27. Rd3 Nxe3 28. fxe3 Qb8 29. Qf3 Qe5 30. Rf1 Kg7 31. Rd4 g5 32. Re4 Qxb2 33. Rb4 Qc3 34. Rb3 Qe5 35. Rb5 g4 36. Qf2 Qc3 37. Rxh5 Rh8 38. Rg5+ 1-0

[Event "EU-ch (Women) 25th"]
[Site "Rhodes"]
[Date "2025.04.07"]
[Round "7"]
[White "Batsiashvili, Nino"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "2473"]
[BlackElo "2318"]
[PlyCount "55"]
[EventDate "2025.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 e6 6. Nc3 Nf6 7. Bd3 Bd6 8. Bxd6 Qxd6 9. f4 0-0 10. Nf3 b6 11. 0-0 Bb7 12. Ne5 Nb4 13. Rc1 Nxd3 14. Qxd3 Qb4 15. Rf2 Ne4 16. Rfc2 Rac8 17. a3 Qe7 18. Nxe4 dxe4 19. Qb5 Rxc2 20. Rxc2 g6 21. Qd7 Qh4 22. Rc1 Bd5 23. Qxa7 Kg7 24. Qc7 b5 25. Nd7 Rd8 26. g3 Qe7 27. Qe5+ f6 28. Nxf6 1-0

[Event "EU-ch (Women) 25th"]
[Site "Rhodes"]
[Date "2025.04.05"]
[Round "6"]
[White "Toncheva, Nadya"]
[Black "Ushenina, Anna"]
[Result "1/2-1/2"]
[ECO "A50"]
[WhiteElo "2318"]
[BlackElo "2423"]
[PlyCount "144"]
[EventDate "2025.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. f3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 e6 8. Bd3 c5 9. Ne2 Be7 10. 0-0 0-0 11. Be3 cxd4 12. cxd4 Nc6 13. Rc1 Rc8 14. Qa4 Qd6 15. Rfd1 Qb4 16. Qxb4 Nxb4 17. Bb1 Ba6 18. Kf2 Rfd8 19. a3 Nc6 20. Bd3 Bb7 21. Rc3 Na5 22. Rdc1 Rxc3 23. Rxc3 Kf8 24. g4 h6 25. f4 Rc8 26. Rxc8+ Bxc8 27. Bc1 Bd7 28. f5 Ba4 29. Nf4 Bb3 30. fxe6 fxe6 31. Ng6+ Kf7 32. Nxe7 Kxe7 33. Bb5 Nc4 34. Ke2 Nd6 35. Bc6 Bc4+ 36. Ke3 Bb3 37. Kd3 Bc4+ 38. Kc3 Be2 39. g5 hxg5 40. Bxg5+ Kf7 41. a4 Bf3 42. Kd3 Bg2 43. Bf4 Ke7 44. Be5 g6 45. h4 Bf1+ 46. Ke3 Nc4+ 47. Kf4 Na5 48. Bb5 Bc4 49. Bc7 a6 50. Bxc4 Nxc4 51. Kg5 Kf7 52. d5 exd5 53. exd5 b5 54. axb5 axb5 55. d6 Ne5 56. Ba5 Ke6 57. Bb4 Nf3+ 58. Kxg6 Nxh4+ 59. Kg5 Ng2 60. Kg4 Ne3+ 61. Kf3 Nc4 62. Ke4 Nxd6+ 63. Bxd6 Kxd6 64. Kd4 Kc6 65. Kc3 Kc5 66. Kb3 b4 67. Kb2 Kc4 68. Kc2 b3+ 69. Kb2 Kb4 70. Kb1 Kc3 71. Kc1 b2+ 72. Kb1 Kb3 1/2-1/2

[Event "EU-ch (Women) 25th"]
[Site "Rhodes"]
[Date "2025.04.04"]
[Round "5"]
[White "Toncheva, Nadya"]
[Black "Nenova, Andzhelika"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2318"]
[BlackElo "1980"]
[PlyCount "81"]
[EventDate "2025.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Bb4 6. Nf3 c6 7. Qb3 Bd6 8. e3 Qb6 9. Qc2 Be6 10. Bd3 Nbd7 11. 0-0 h6 12. Bf4 Be7 13. Ne5 g5 14. Bg3 h5 15. Na4 Qd8 16. f4 Nxe5 17. dxe5 Ng4 18. f5 Nxe3 19. Qf2 Nxf1 20. fxe6 fxe6 21. Rxf1 Rf8 22. Qc2 Rxf1+ 23. Bxf1 h4 24. Bf2 Qa5 25. Nc5 Bxc5 26. Bxc5 0-0-0 27. Qf2 d4 28. Bxd4 Qd5 29. Bxa7 Qxe5 30. Bb6 Re8 31. a4 Qg7 32. a5 e5 33. a6 bxa6 34. Bxa6+ Kb8 35. Qd2 Qe7 36. Qc2 Qd7 37. Qb3 Ka8 38. Qa4 Kb8 39. Be2 e4 40. Be3 g4 41. Bf4+ 1-0

[Event "EU-ch (Women) 25th"]
[Site "Rhodes"]
[Date "2025.04.03"]
[Round "4"]
[White "Danielian, Elina"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "D17"]
[WhiteElo "2399"]
[BlackElo "2318"]
[PlyCount "71"]
[EventDate "2025.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Qc7 8. g3 e5 9. dxe5 Nxe5 10. Bf4 Nfd7 11. Bg2 f6 12. 0-0 g5 13. Nxe5 gxf4 14. Nd3 0-0-0 15. Nd5 cxd5 16. Rc1 Nc5 17. Nxc5 Bxc5 18. b4 b6 19. a5 fxg3 20. hxg3 Be4 21. axb6 axb6 22. bxc5 bxc5 23. Bxe4 dxe4 24. Qa4 Rhe8 25. Rb1 Re6 26. Qa8+ Kd7 27. Rfd1+ Rd6 28. Qxe4 Re8 29. Rxd6+ Qxd6 30. Qxh7+ Ke6 31. Rb7 Qc6 32. e4 Ke5 33. Rd7 Qxe4 34. f4+ Ke6 35. Qxe4+ Kxd7 36. Qd5+ 1-0

[Event "EU-ch (Women) 25th"]
[Site "Rhodes"]
[Date "2025.04.02"]
[Round "3"]
[White "Toncheva, Nadya"]
[Black "Mamedjarova, Turkan"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2318"]
[BlackElo "2206"]
[PlyCount "157"]
[EventDate "2025.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8. Qc2 0-0 9. h3 Re8 10. Nf3 Nf8 11. 0-0 Ne4 12. Bf4 Nxc3 13. bxc3 Bd6 14. Bxd6 Qxd6 15. c4 dxc4 16. Bxc4 Be6 17. Bd3 h6 18. e4 Rac8 19. Rab1 b6 20. Rfc1 Bd7 21. Ba6 Rcd8 22. e5 Qe7 23. a4 Be6 24. Bd3 Bd5 25. Be4 Ne6 26. a5 bxa5 27. Bxd5 cxd5 28. Qa4 Nf4 29. Rc5 Qe6 30. Qc2 Rc8 31. Rbb5 a4 32. Kh2 a3 33. Ra5 Rxc5 34. Qxc5 Qg6 35. g3 Nd3 36. Qxd5 Nxf2 37. Nh4 Qc2 38. Ng2 Qc1 39. g4 Qh1+ 40. Kg3 Qg1 41. h4 Rc8 42. Rxa3 Rc2 43. Qa8+ Kh7 44. Qf3 Nh1+ 45. Kh3 Nf2+ 46. Kg3 Nh1+ 47. Kh3 Rf2 48. Qe4+ g6 49. h5 Rf1 50. hxg6+ Kg7 51. Qd5 Rf4 52. Rf3 Nf2+ 53. Rxf2 Rxf2 54. gxf7 Qf1 55. e6 Qd3+ 56. Kh2 Qe2 57. Qa8 Rxg2+ 58. Qxg2 Qe3 59. f8Q+ Kxf8 60. Qa8+ Kg7 61. Qxa7+ Kh8 62. Qb8+ Kh7 63. Qc7+ Kg8 64. Qf7+ Kh8 65. Qf6+ Kh7 66. Qf5+ Kg8 67. Qg6+ Kh8 68. Qf6+ Kh7 69. Qf5+ Kg8 70. d5 Qe2+ 71. Kg3 Qe1+ 72. Qf2 Qe5+ 73. Kh3 Qc3+ 74. Kg2 Qc4 75. Qf3 Qc2+ 76. Kh3 Qc5 77. d6 Qxd6 78. Qf7+ Kh8 79. Qe8+ 1-0

[Event "EU-ch (Women) 25th"]
[Site "Rhodes"]
[Date "2025.04.01"]
[Round "2"]
[White "Gaboyan, Susanna"]
[Black "Toncheva, Nadya"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2200"]
[BlackElo "2318"]
[PlyCount "52"]
[EventDate "2025.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. 0-0 Nge7 5. c3 a6 6. Ba4 b5 7. Bc2 d5 8. d4 cxd4 9. a4 b4 10. cxd4 dxe4 11. Bxe4 Nd5 12. Bg5 Be7 13. Bxe7 Ncxe7 14. Nbd2 Ra7 15. Nb3 Nf6 16. Bd3 0-0 17. Nc5 Qd6 18. Qe2 a5 19. Rfd1 Ng6 20. Bxg6 hxg6 21. Ne5 Bb7 22. Nc4 Qd5 23. Ne3 Qd6 24. Nc4 Qd5 25. Ne3 Qd6 26. Nc4 Qd5 1/2-1/2

[Event "EU-ch (Women) 25th"]
[Site "Rhodes"]
[Date "2025.03.31"]
[Round "1"]
[White "Toncheva, Nadya"]
[Black "Rida, Ruqayyah"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2318"]
[BlackElo "2065"]
[PlyCount "147"]
[EventDate "2025.03.31"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Be3 e5 7. d5 Nbd7 8. g4 Nc5 9. f3 a5 10. Qd2 Ne8 11. h4 f5 12. g5 f4 13. Bf2 h6 14. gxh6 Bxh6 15. Nh3 Ng7 16. Rg1 Bxh3 17. Bxh3 Kh7 18. 0-0-0 Nh5 19. Bxc5 dxc5 20. d6 Qxh4 21. Qg2 Ng3 22. dxc7 g5 23. c8Q Raxc8 24. Bxc8 Rxc8 25. Rd7+ Kh8 26. Qd2 Rg8 27. Rg2 Qh1+ 28. Nd1 Qf1 29. Rh2 Qxc4+ 30. Kb1 Rg6 31. Re7 Qd4 32. Qxd4 exd4 33. Nf2 Nf1 34. Rh3 Ne3 35. Nd3 Kg8 36. Ne5 Rf6 37. Nd7 Rg6 38. Nxc5 g4 39. fxg4 Rxg4 40. b4 Bf8 41. Rd7 Rg1+ 42. Kb2 Nc4+ 43. Kc2 Rg2+ 44. Kd1 b6 45. Nd3 Ne3+ 46. Ke1 Rxa2 47. bxa5 bxa5 48. e5 Ra3 49. Ke2 Ng4 50. e6 Ne5 51. Rd8 Nc6 52. Rc8 Ne7 53. Ra8 Nd5 54. Rh5 f3+ 55. Kf2 Ne7 56. Ne5 Kg7 57. Nd7 Kg6 58. Rhxa5 Rxa5 59. Rxa5 Bh6 60. Kxf3 Bd2 61. Rb5 Bc3 62. Ke4 Nc8 63. Rb1 Nd6+ 64. Kd5 Ne8 65. Rg1+ Kf5 66. Rf1+ Kg6 67. Ne5+ Kg7 68. Rf7+ Kg8 69. e7 Nc7+ 70. Ke4 d3 71. Rf8+ Kg7 72. e8Q Nxe8 73. Rxe8 d2 74. Rd8 1-0

[Event "Titled Tuesday intern op 25th Mar Early"]
[Site "Chess.com INT"]
[Date "2025.03.25"]
[Round "10"]
[White "Atakhan, Abtin"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "D19"]
[WhiteElo "2416"]
[BlackElo "2329"]
[PlyCount "164"]
[EventDate "2025.03.25"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB14_2025"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. 0-0 Nbd7 9. Qe2 Bg6 10. e4 0-0 11. Bd3 Bh5 12. e5 Nd5 13. Nxd5 cxd5 14. Qe3 Bg6 15. Bxg6 hxg6 16. a5 Rc8 17. Bd2 Bxd2 18. Qxd2 Qe7 19. g3 Nb8 20. h4 Rc7 21. Rac1 Rfc8 22. Kg2 Rxc1 23. Rxc1 Rxc1 24. Qxc1 Nc6 25. a6 Qd7 26. axb7 Qxb7 27. Qc5 a5 28. Qd6 Qc8 29. g4 Nb8 30. Ng5 Qe8 31. Qc7 f6 32. exf6 gxf6 33. Qh7+ Kf8 34. Qh8+ Ke7 35. Qg7+ Kd6 36. Qxf6 Nc6 37. Nf7+ Kc7 38. Ng5 Kd6 39. Qg7 Qe7 40. Qh8 Kc7 41. Nf3 Kb7 42. h5 gxh5 43. gxh5 Qf7 44. Qh6 Ne7 45. Qg5 Nf5 46. Ne5 Qh7 47. Qg4 Qe7 48. Nd3 Nh4+ 49. Kh3 Nf5 50. Qf4 Kc6 51. Ne5+ Kb7 52. Nf3 Qf7 53. Ng5 Qxh5+ 54. Kg2 Qg6 55. Kf1 Nxd4 56. Qe5 Qb1+ 57. Kg2 Qf5 58. Qg7+ Kc6 59. f3 Nb5 60. Qg8 Nd6 61. Nxe6 Qc2+ 62. Kh3 Qf5+ 63. Kg3 Qe5+ 64. Kg4 Qf5+ 65. Kg3 Qe5+ 66. Kg2 Qxb2+ 67. Kh3 Qf6 68. Qa8+ Kd7 69. Qa7+ Kxe6 70. Qxa5 Qf5+ 71. Kg2 Qg5+ 72. Kf2 Qf5 73. Qd8 Qc2+ 74. Kg3 Qg6+ 75. Kf2 d4 76. Qb6 Qc2+ 77. Kg3 d3 78. Qe3+ Kd7 79. Qa7+ Qc7 80. Qa4+ Nb5+ 81. Kg2 Qc2+ 82. Qxc2 dxc2 0-1

[Event "Titled Tuesday intern op 25th Mar Early"]
[Site "Chess.com INT"]
[Date "2025.03.25"]
[Round "6"]
[White "Gunawardhana, Devindya Oshini"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2121"]
[BlackElo "2329"]
[PlyCount "104"]
[EventDate "2025.03.25"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB14_2025"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. 0-0 Nge7 5. Re1 Nd4 6. Nxd4 cxd4 7. c3 a6 8. Bf1 d5 9. e5 Nc6 10. d3 Be7 11. Qg4 dxc3 12. Qxg7 Rf8 13. Nxc3 Nd4 14. Qxh7 Nc2 15. Bh6 Nxa1 16. Bxf8 Bxf8 17. Rxa1 Bd7 18. Re1 Qg5 19. d4 0-0-0 20. Qc2 Kb8 21. Qb3 Ka7 22. Na4 Bxa4 23. Qxa4 Rc8 24. Qd7 Rc2 25. Qxf7 Bb4 26. Rd1 Qg4 27. Qf3 Qxf3 28. gxf3 Rxb2 29. a4 Be7 30. f4 b5 31. axb5 axb5 32. Rc1 Kb7 33. Bh3 Bh4 34. Bxe6 Bxf2+ 35. Kh1 Bxd4 36. Bxd5+ Kb6 37. e6 Bf6 38. Re1 Be7 39. Rf1 Kc5 40. Bg2 Re2 41. f5 Bf6 42. Rc1+ Kd4 43. Rb1 Ke3 44. h3 Kf4 45. Rf1+ Kg3 46. Bf3 Re3 47. Bg4 b4 48. Rg1+ Kh4 49. Rb1 b3 50. Kg1 Kg3 51. Rf1 b2 52. Rb1 Rc3 0-1

[Event "Titled Tuesday intern op 25th Mar Early"]
[Site "Chess.com INT"]
[Date "2025.03.25"]
[Round "5"]
[White "Korchynskyi, Mykola"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "D14"]
[WhiteElo "2284"]
[BlackElo "2329"]
[PlyCount "87"]
[EventDate "2025.03.25"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB14_2025"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Nf3 Bf5 6. Bf4 e6 7. e3 Bd6 8. Bb5+ Nc6 9. Ne5 Rc8 10. Qa4 Bxe5 11. Bxe5 Nd7 12. Bd6 Nb6 13. Qxa7 Qxd6 14. Qxb6 0-0 15. 0-0 Qe7 16. Bxc6 Rxc6 17. Qb3 Rfc8 18. Rac1 h5 19. h3 g5 20. Ne2 Kg7 21. Rxc6 Rxc6 22. Rc1 Qc7 23. Rxc6 Qxc6 24. Qc3 Qa6 25. Ng3 Bg6 26. a3 h4 27. Nf1 Bf5 28. Nh2 Qe2 29. Nf3 Bxh3 30. Qc7 Bf5 31. Nxg5 Qh5 32. Qe5+ Kf8 33. Qb8+ Kg7 34. Qf4 h3 35. gxh3 Bxh3 36. Nxh3 Qxh3 37. Qg3+ Qxg3+ 38. fxg3 Kg6 39. Kf2 Kf5 40. Kf3 f6 41. a4 e5 42. b4 e4+ 43. Kg2 Ke6 44. Kh3 1-0

[Event "Titled Tuesday intern op 25th Mar Early"]
[Site "Chess.com INT"]
[Date "2025.03.25"]
[Round "3"]
[White "Romany, Joy"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "D18"]
[WhiteElo "2025"]
[BlackElo "2329"]
[PlyCount "48"]
[EventDate "2025.03.25"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB14_2025"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. 0-0 Nbd7 9. Bd2 0-0 10. Qb3 a5 11. Rfe1 Bg6 12. Nh4 Bh5 13. Be2 Bxe2 14. Rxe2 c5 15. Nf3 cxd4 16. Nxd4 Nc5 17. Qc2 Rc8 18. Rd1 Qb6 19. Ree1 Rfd8 20. Ndb5 Nce4 21. f3 Nxd2 22. Rxd2 Nd5 23. Qd1 Nxe3 24. Rxe3 Qxe3+ 0-1

[Event "Titled Tuesday intern op 25th Mar Early"]
[Site "Chess.com INT"]
[Date "2025.03.25"]
[Round "8"]
[White "Tekeyev, Zaur"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2412"]
[BlackElo "2329"]
[PlyCount "59"]
[EventDate "2025.03.25"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB14_2025"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. 0-0 Nge7 5. Re1 Nd4 6. Nxd4 cxd4 7. c3 a6 8. Bf1 d5 9. e5 Nc6 10. cxd4 Nxd4 11. Nc3 Be7 12. Qa4+ Nc6 13. Qg4 0-0 14. d4 f5 15. Qd1 Qb6 16. Ne2 Bb4 17. Bd2 Nxd4 18. Nf4 Bc5 19. b4 Be7 20. Be3 Bxb4 21. Bxd4 Qa5 22. Re3 Bd7 23. Rb1 Rac8 24. Qb3 Bd2 25. Rf3 b5 26. Nxd5 Kh8 27. Nb6 Rcd8 28. Bc5 Rf7 29. Rd3 Bg5 30. Rbd1 1-0

[Event "Titled Tuesday intern op 25th Mar Early"]
[Site "Chess.com INT"]
[Date "2025.03.25"]
[Round "7"]
[White "Toncheva, Nadya"]
[Black "Ambartsumova, Karina"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2329"]
[BlackElo "2405"]
[PlyCount "122"]
[EventDate "2025.03.25"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB14_2025"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Nbd7 8. Qc2 h6 9. Bh4 Nh5 10. Bxe7 Qxe7 11. Nge2 Nb6 12. 0-0 0-0 13. Rad1 Re8 14. Ng3 Nxg3 15. hxg3 Bd7 16. a3 a5 17. Rfe1 Qf6 18. Ne2 Nc8 19. Nf4 Nd6 20. f3 Bf5 21. Bxf5 Nxf5 22. Qf2 Qg5 23. Kh2 Rad8 24. Re2 Re7 25. Rde1 Qf6 26. Nd3 Qd6 27. Nf4 Rde8 28. Kg1 Qf6 29. Nd3 Nd6 30. g4 Qe6 31. b3 f6 32. Nc5 Qf7 33. Qg3 Nb5 34. a4 Nxd4 35. Rd2 Ne6 36. Nd3 Nf8 37. Kf2 Nd7 38. Qd6 Re6 39. Qc7 b6 40. Rc2 c5 41. Nf4 Re5 42. Qb7 d4 43. Rce2 dxe3+ 44. Rxe3 Rxe3 45. Rxe3 Rxe3 46. Kxe3 Qxb3+ 47. Kf2 Qf7 48. Qc8+ Kh7 49. Kg3 c4 50. Ne2 Ne5 51. Qf5+ g6 52. Qc8 Qd7 53. Qb8 Nf7 54. Nf4 Qd6 55. Qe8 Qc7 56. Kf2 c3 57. Ne6 Qb7 58. Nf8+ Kg7 59. Ne6+ Kh7 60. Nf8+ Kg7 61. Ne6+ Kh7 1/2-1/2

[Event "Titled Tuesday intern op 25th Mar Early"]
[Site "Chess.com INT"]
[Date "2025.03.25"]
[Round "4"]
[White "Toncheva, Nadya"]
[Black "Kovalchuk, Alexey"]
[Result "1/2-1/2"]
[ECO "E74"]
[WhiteElo "2329"]
[BlackElo "2304"]
[PlyCount "123"]
[EventDate "2025.03.25"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB14_2025"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 h6 7. Be3 c5 8. d5 e6 9. Qd2 exd5 10. exd5 Kh7 11. h4 Bf5 12. f3 h5 13. Nh3 Re8 14. Ng5+ Kg8 15. 0-0-0 Nbd7 16. Bd3 Bxd3 17. Qxd3 Ne5 18. Qe2 a6 19. Rhe1 b5 20. cxb5 axb5 21. Qxb5 Rb8 22. Qa4 Rb4 23. Qa6 Nc4 24. a3 Nxe3 25. axb4 Nxd1 26. Rxe8+ Nxe8 27. Nxd1 cxb4 28. Qc6 Bf6 29. Ne4 Bxh4 30. Ne3 f5 31. Nd2 Bg5 32. Nec4 Qe7 33. Kc2 Kg7 34. Qb6 Bf4 35. Qxb4 Nf6 36. Qc3 Kh7 37. Qd4 Be5 38. Qd3 Qb7 39. Nxe5 dxe5 40. Nc4 Nxd5 41. Kd1 e4 42. fxe4 fxe4 43. Qd4 Nf4 44. Ke1 Nxg2+ 45. Kf2 Nf4 46. Qf6 Nd3+ 47. Ke3 Nc5 48. Ne5 Qg7 49. Qxg7+ Kxg7 50. b4 Na6 51. Kxe4 Nxb4 52. Nf3 Nc6 53. Kf4 Kf6 54. Ng5 Ne7 55. Ne4+ Kg7 56. Kg5 Nf5 57. Nf6 Nh6 58. Nxh5+ Kh7 59. Nf6+ Kg7 60. Nh5+ Kf7 61. Nf4 Ng8 62. Nxg6 1/2-1/2

[Event "Titled Tuesday intern op 25th Mar Early"]
[Site "Chess.com INT"]
[Date "2025.03.25"]
[Round "2"]
[White "Toncheva, Nadya"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "0-1"]
[ECO "D97"]
[WhiteElo "2329"]
[BlackElo "2564"]
[PlyCount "124"]
[EventDate "2025.03.25"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB14_2025"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. e4 0-0 7. Nf3 a6 8. Bf4 b5 9. Qb3 c5 10. dxc5 Be6 11. Qc2 Nc6 12. Be2 Rc8 13. 0-0 Nb4 14. Qd2 Qxd2 15. Nxd2 Rxc5 16. Rfd1 Rfc8 17. Nb3 Bxb3 18. axb3 R5c6 19. Be3 Nc2 20. Ra5 Nxe3 21. fxe3 e6 22. e5 Ne8 23. Bf3 Rb6 24. Rda1 Nc7 25. Ne4 Bxe5 26. Nc5 Bxb2 27. R1a2 Bc3 28. Nxa6 Bxa5 29. Nxc7 Rxc7 30. Rxa5 b4 31. Kf2 Kg7 32. Ra2 Rc3 33. Bd1 Rd6 34. Ke2 Rdd3 35. Ra4 Rxe3+ 36. Kf2 Red3 37. Be2 Rd2 38. Rxb4 Rcc2 39. Re4 Rb2 40. Re3 Rxe2+ 41. Rxe2 Rxb3 42. h3 Rb5 43. Ra2 Rd5 44. Ra7 h5 45. Kf3 g5 46. Ra4 Kg6 47. Ra7 h4 48. Ra8 f6 49. Rg8+ Kf5 50. Rf8 Rd3+ 51. Kf2 Ra3 52. Ke2 e5 53. Kf2 Ra6 54. Rf7 Kf4 55. Rb7 f5 56. Rb4+ e4 57. Rc4 Ra2+ 58. Kg1 Ra3 59. Rb4 Kg3 60. Rb1 Rd3 61. Rf1 f4 62. Re1 f3 0-1

[Event "Titled Tuesday intern op 25th Mar Early"]
[Site "Chess.com INT"]
[Date "2025.03.25"]
[Round "9"]
[White "Toncheva, Nadya"]
[Black "Tamer Wahba, Fared"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2329"]
[BlackElo "2158"]
[PlyCount "143"]
[EventDate "2025.03.25"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB14_2025"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 c6 7. Bd3 Be7 8. Qc2 0-0 9. Nge2 Re8 10. 0-0 Nf8 11. Rad1 g6 12. f3 Ne6 13. Bh4 a6 14. Bf2 c5 15. b3 cxd4 16. Nxd4 Nxd4 17. exd4 Be6 18. Rfe1 Rc8 19. Rc1 Bb4 20. Qb2 Qa5 21. Rxe6 Rxe6 22. Ne2 Rxc1+ 23. Qxc1 Rc6 24. Qb1 Bd2 25. h3 Ne8 26. Bg3 Be3+ 27. Kh2 Qd2 28. Be1 Bf4+ 29. g3 Bxg3+ 30. Bxg3 Rc3 31. Be1 Qxd3 32. Nxc3 Qe3 33. Qd1 Nf6 34. Qe2 Qxd4 35. Nd1 Nh5 36. Bc3 Qf4+ 37. Kg1 d4 38. Bd2 Qg3+ 39. Qg2 Qe5 40. Qf2 Ng3 41. Kg2 Nf5 42. Nb2 Qe7 43. Nd3 Nh4+ 44. Kf1 Qf6 45. Bf4 g5 46. Bg3 Nxf3 47. Ke2 Qe6+ 48. Kxf3 Qf5+ 49. Ke2 Qe4+ 50. Kd2 f5 51. Qe2 Qd5 52. Qe8+ Kg7 53. Be5+ Kh6 54. Qf8+ Kh5 55. Qe8+ Kh4 56. Nf2 Qf3 57. Bxd4 g4 58. Qe7+ Kg3 59. hxg4 fxg4 60. Qe5+ Kg2 61. Qe2 Qf4+ 62. Be3 Qd6+ 63. Ke1 Qb4+ 64. Bd2 Qa3 65. Qf1+ Kf3 66. Qd3+ Kg2 67. Ne4 Qe7 68. Qg3+ Kh1 69. Kf1 Qf7+ 70. Nf2+ Qxf2+ 71. Kxf2 h5 72. Qg2# 1-0

[Event "Titled Tuesday intern op 25th Mar Early"]
[Site "Chess.com INT"]
[Date "2025.03.25"]
[Round "11"]
[White "Toncheva, Nadya"]
[Black "Zhao, Zhouqiao"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2329"]
[BlackElo "2171"]
[PlyCount "135"]
[EventDate "2025.03.25"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB14_2025"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Qa4+ Nc6 6. Bd2 0-0 7. Nf3 Re8 8. Bd3 dxc4 9. Bxc4 a6 10. Qc2 Bd6 11. a3 b5 12. Bd3 e5 13. Nxb5 axb5 14. Bxb5 Nb4 15. Bxb4 Bxb4+ 16. Ke2 Bd6 17. dxe5 Bxe5 18. Rhd1 Qe7 19. Bxe8 Ba6+ 20. Ke1 Qxe8 21. Nxe5 Qxe5 22. Qc6 Qe8 23. Rac1 Bb5 24. Qxe8+ Nxe8 25. Rd5 c6 26. Rd7 Nf6 27. Rb7 g5 28. f3 Kg7 29. Kf2 Ra4 30. Rc5 h6 31. Rc2 Kg6 32. e4 Nh5 33. g3 Ng7 34. Ke3 Ne6 35. f4 gxf4+ 36. gxf4 Kf6 37. e5+ Kg7 38. Rg2+ Kf8 39. f5 Nc5 40. Rb8+ Ke7 41. f6+ Ke6 42. Re8+ Kf5 43. Rf2+ Kg4 44. Rg8+ Kh3 45. Rg3+ Kh4 46. Rf4+ Rxf4 47. Kxf4 Bc4 48. Rc3 Ne6+ 49. Kf5 Bd5 50. a4 Nd4+ 51. Kf4 Ne6+ 52. Ke3 Nc7 53. a5 Nb5 54. Rc5 Na7 55. b4 Kh3 56. Rc2 h5 57. Kd4 h4 58. Kc5 Bg2 59. Kb6 Nb5 60. a6 Kxh2 61. a7 Nxa7 62. Kxa7 Kg3 63. e6 h3 64. e7 h2 65. Rc1 c5 66. e8Q cxb4 67. Qe3+ Bf3 68. Rf1 1-0

[Event "Wch U20 Girls 41st"]
[Site "Petrovac"]
[Date "2025.03.07"]
[Round "11"]
[White "Nurgaliyeva, Zarina"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2265"]
[BlackElo "2311"]
[PlyCount "129"]
[EventDate "2025.02.25"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "MNE"]
[SourceTitle "CB11_2025"]
[SourceDate "2025.03.12"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 Qc7 6. Qd3 Nf6 7. Ndb5 Qb8 8. Qg3 Qxg3 9. hxg3 Kd8 10. Bf4 e5 11. Be3 Ng4 12. Nd1 d5 13. exd5 Nb4 14. Bd3 Nxd5 15. Bxa7 Bd7 16. Nbc3 Bb4 17. 0-0 Nxc3 18. Bb6+ Ke7 19. Nxc3 Bxc3 20. Bc5+ Ke6 21. bxc3 Rhc8 22. Bb4 f5 23. Rfd1 Nf6 24. c4 Kf7 25. a3 Be6 26. c5 Nd7 27. Bc4 Nb8 28. Bxe6+ Kxe6 29. Rd6+ Kf7 30. Re1 Re8 31. Rd5 Nc6 32. f4 Rad8 33. c4 Ke6 34. Red1 e4 35. Ba5 Ra8 36. Rd7 Re7 37. R7d6+ Kf7 38. Bb4 Ra4 39. Rb1 e3 40. Kf1 h6 41. Rd3 Kg6 42. Ke2 Re4 43. Rxe3 Rxc4 44. Kd3 Rd4+ 45. Kc3 Rd7 46. Re6+ Kf7 47. Rd6 Re7 48. Rbd1 Ra8 49. Rd7 Ke8 50. Rxe7+ Kxe7 51. Kc4 Ra6 52. Rd5 g6 53. Rd1 g5 54. fxg5 hxg5 55. Rh1 Kd7 56. Rh7+ Kc8 57. Rh5 Nxb4 58. axb4 Ra2 59. Rxg5 Rxg2 60. Kb5 Kc7 61. Rg7+ Kc8 62. Kb6 f4 63. Rc7+ Kb8 64. Rxb7+ Ka8 65. Rf7 1-0

[Event "Wch U20 Girls 41st"]
[Site "Petrovac"]
[Date "2025.03.06"]
[Round "10"]
[White "Toncheva, Nadya"]
[Black "Karmanova, Olga Dm"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2311"]
[BlackElo "2292"]
[PlyCount "118"]
[EventDate "2025.02.25"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "MNE"]
[SourceTitle "CB11_2025"]
[SourceDate "2025.03.12"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.12"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. Bd3 Bxd3 9. Qxd3 e6 10. Bf4 Ngf6 11. 0-0-0 Be7 12. Nf1 c5 13. Ne3 cxd4 14. Nxd4 e5 15. Nef5 0-0 16. Bxh6 exd4 17. Bxg7 Qc7 18. Qd2 Bd6 19. g3 Rfc8 20. Kb1 Nh7 21. Bxd4 Bf8 22. Bc3 Qb6 23. Rhe1 Ndf6 24. Bd4 Qc6 25. c3 Re8 26. g4 Rxe1 27. Rxe1 Re8 28. Rxe8 Nxe8 29. Qe3 Nef6 30. f3 b6 31. g5 Qe6 32. Qd3 Nd5 33. a3 Nf4 34. Qc2 Qe1+ 35. Ka2 Qe6+ 36. c4 Ne2 37. Be3 Ng3 38. Nxg3 Qxe3 39. g6 fxg6 40. Qxg6+ Kh8 41. Ne4 Qd4 42. Qf7 Bg7 43. Nc3 Qxh4 44. Kb3 a5 45. Qe6 Qd4 46. Qe8+ Nf8 47. Qf7 Qe3 48. Ka2 Qd4 49. Kb3 Qd6 50. Nd5 Qe5 51. Ne7 Qxb2+ 52. Ka4 b5+ 53. Kxa5 Qxa3+ 54. Kxb5 Qb3+ 55. Kc6 Qa4+ 56. Kb7 Qd7+ 57. Ka6 Qa4+ 58. Kb7 Qd7+ 59. Ka6 Qa4+ 1/2-1/2

[Event "Wch U20 Girls 41st"]
[Site "Petrovac"]
[Date "2025.03.05"]
[Round "9"]
[White "Karimova, Guldona"]
[Black "Toncheva, Nadya"]
[Result "1/2-1/2"]
[ECO "B39"]
[WhiteElo "2200"]
[BlackElo "2311"]
[PlyCount "145"]
[EventDate "2025.02.25"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "MNE"]
[SourceTitle "CB11_2025"]
[SourceDate "2025.03.12"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Qd2 0-0 11. Be2 d6 12. 0-0 Nc5 13. Bh6 a5 14. Bxg7 Kxg7 15. Rad1 f6 16. b3 Be6 17. Qe3 Bf7 18. f4 Nd7 19. Rfe1 Qb6 20. Bg4 Qxe3+ 21. Rxe3 Nc5 22. e5 dxe5 23. fxe5 Rfd8 24. exf6+ exf6 25. Ree1 Nd3 26. Re7 Ne5 27. Rxd8 Rxd8 28. Bf3 Rd3 29. Nb5 Nxf3+ 30. gxf3 b6 31. Rb7 g5 32. Kf2 Rd8 33. Ke2 Re8+ 34. Kd2 Re6 35. Nd4 Rd6 36. Kc3 Kg6 37. a3 h5 38. b4 axb4+ 39. axb4 h4 40. Ra7 h3 41. b5 Be6 42. Re7 Bd7 43. Re2 f5 44. Nc2 Kf6 45. Nb4 Be6 46. Nd3 Rd8 47. c5 Bd5 48. Rf2 bxc5 49. Nxc5 Ke5 50. b6 Rc8 51. Kb4 Kf4 52. Rf1 Ke3 53. Rg1 Rg8 54. Rg3 Bxf3 55. Rxh3 f4 56. Rh7 g4 57. Re7+ Kd2 58. Rf7 Ke3 59. Re7+ Kf2 60. Nd3+ Kg2 61. Nxf4+ Kxh2 62. Rh7+ Kg3 63. Nh5+ Kf2 64. Nf6 Rd8 65. Nxg4+ Bxg4 66. b7 Ke3 67. Kc5 Bf3 68. Re7+ Kf4 69. Rf7+ Ke3 70. Rxf3+ Kxf3 71. Kb6 Rb8 72. Kc7 Rxb7+ 73. Kxb7 1/2-1/2

[Event "Wch U20 Girls 41st"]
[Site "Petrovac"]
[Date "2025.03.04"]
[Round "8"]
[White "Toncheva, Nadya"]
[Black "Hrebenshchykova, Yelyzaveta"]
[Result "0-1"]
[ECO "C96"]
[WhiteElo "2311"]
[BlackElo "2259"]
[PlyCount "108"]
[EventDate "2025.02.25"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "MNE"]
[SourceTitle "CB11_2025"]
[SourceDate "2025.03.12"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d3 Nc6 12. Nbd2 h6 13. a4 Be6 14. Nf1 Qc7 15. Qe2 b4 16. Ne3 Rfe8 17. c4 Nd4 18. Nxd4 cxd4 19. Nd5 Bxd5 20. cxd5 Nd7 21. Bb3 Qd8 22. Qg4 Bg5 23. Bxg5 hxg5 24. g3 g6 25. Kg2 Kg7 26. Bc4 Rf8 27. Qe2 f5 28. exf5 gxf5 29. f4 gxf4 30. gxf4 Rh8 31. Qf2 Qh4 32. Qxh4 Rxh4 33. fxe5 Nxe5 34. a5 Kf6 35. Rg1 Rg8+ 36. Kf2 Rxg1 37. Rxg1 Nxc4 38. dxc4 Rxh3 39. Re1 Rh2+ 40. Kf3 b3 41. Re6+ Kf7 42. Rxd6 d3 43. Rd7+ Kf6 44. Rd6+ Ke5 45. Rg6 d2 46. Rg1 Rh4 47. Ke2 Rd4 48. Kd1 f4 49. Rg5+ Ke4 50. Rg2 f3 51. Rxd2 Rxc4 52. d6 Ra4 53. Ke1 Ke3 54. Rd1 Rh4 0-1

[Event "Wch U20 Girls 41st"]
[Site "Petrovac"]
[Date "2025.03.03"]
[Round "7"]
[White "Toncheva, Nadya"]
[Black "Zhapova, Yana"]
[Result "1-0"]
[ECO "C92"]
[WhiteElo "2311"]
[BlackElo "2234"]
[PlyCount "61"]
[EventDate "2025.02.25"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "MNE"]
[SourceTitle "CB11_2025"]
[SourceDate "2025.03.12"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Bb7 10. d4 Re8 11. a3 h6 12. d5 Na5 13. Ba2 c6 14. dxc6 Bxc6 15. Nbd2 Bf8 16. Qc2 Rc8 17. b4 Nb7 18. c4 bxc4 19. Qxc4 d5 20. exd5 Bxd5 21. Qxa6 e4 22. Bxd5 Qxd5 23. Nh2 Nd6 24. Ndf1 Nb5 25. Bb2 Nh5 26. Rad1 Qg5 27. h4 Qxh4 28. Qxb5 Re6 29. Qf5 Rc2 30. Bd4 Bd6 31. Qg4 1-0

[Event "Wch U20 Girls 41st"]
[Site "Petrovac"]
[Date "2025.03.02"]
[Round "6"]
[White "Mikheeva, Galina"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2238"]
[BlackElo "2311"]
[PlyCount "126"]
[EventDate "2025.02.25"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "MNE"]
[SourceTitle "CB11_2025"]
[SourceDate "2025.03.12"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.12"]
[SourceQuality "1"]

1. c4 c6 2. e4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Qa4+ Nbd7 6. Nc3 g6 7. Bc4 Bg7 8. d3 0-0 9. Nf3 a6 10. Qa3 Qc7 11. 0-0 Nb6 12. Qb3 Bg4 13. Be3 Nc8 14. Qd1 Nd6 15. Bb3 Nf5 16. Rc1 Qd6 17. h3 Bh5 18. Nb1 Nd7 19. Nbd2 Bxf3 20. Qxf3 Bxb2 21. Rb1 Bg7 22. Nc4 Qf6 23. Qe2 Rac8 24. Rfc1 Nd6 25. a4 Rc7 26. Nb6 Rxc1+ 27. Rxc1 Nxb6 28. Bxb6 Nf5 29. a5 Nd4 30. Bxd4 Qxd4 31. Bc4 Be5 32. Rb1 Bd6 33. Kf1 Rb8 34. Qe3 Qc3 35. Qe1 Qf6 36. Rb6 Qf4 37. Qe4 Qc1+ 38. Qe1 Qxe1+ 39. Kxe1 Bc7 40. Rb1 Bxa5+ 41. Ke2 Bc7 42. d4 Kf8 43. Bd3 Ke8 44. g4 h6 45. h4 Kd7 46. Ke3 Bd6 47. Be2 g5 48. h5 Kc7 49. Kd2 Rd8 50. Kd3 Bf4 51. Rb2 Rd6 52. Bd1 Rb6 53. Bb3 Rb4 54. Kc3 Bd6 55. Ra2 Kb6 56. Bc2 Ka7 57. Bb3 Rb6 58. Re2 Bb4+ 59. Kd3 Rf6 60. Ke3 Rf4 61. f3 Bc3 62. Kd3 Rxf3+ 63. Kc4 Ba5 0-1

[Event "Wch U20 Girls 41st"]
[Site "Petrovac"]
[Date "2025.03.01"]
[Round "5"]
[White "Toncheva, Nadya"]
[Black "Ter Avetisjana, Agnesa Stepania"]
[Result "1-0"]
[ECO "D47"]
[WhiteElo "2311"]
[BlackElo "2133"]
[PlyCount "85"]
[EventDate "2025.02.25"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "MNE"]
[SourceTitle "CB11_2025"]
[SourceDate "2025.03.12"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.12"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 b4 9. Ne4 Nxe4 10. Bxe4 Bb7 11. 0-0 Be7 12. a3 a5 13. Qc2 Qb6 14. axb4 axb4 15. Rxa8+ Bxa8 16. Nd2 Nf6 17. Bd3 c5 18. dxc5 Qxc5 19. Qxc5 Bxc5 20. Nb3 Bd6 21. Bd2 Ne4 22. Ra1 Ke7 23. Rxa8 Rxa8 24. Bxe4 Ra2 25. Bc1 Be5 26. Bb1 Ra7 27. Kf1 f5 28. e4 f4 29. Ke2 g5 30. Bd3 Bxb2 31. Bxb2 Ra2 32. Nd2 Rxb2 33. Bb1 Kf6 34. Kd1 Rxb1+ 35. Nxb1 Ke5 36. Nd2 g4 37. Kc2 Kd4 38. Nb3+ Kxe4 39. Nc5+ Kf5 40. f3 h5 41. Kb3 e5 42. Ne4 h4 43. h3 1-0

[Event "Wch U20 Girls 41st"]
[Site "Petrovac"]
[Date "2025.02.28"]
[Round "4"]
[White "Omonova, Umida"]
[Black "Toncheva, Nadya"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2228"]
[BlackElo "2311"]
[PlyCount "96"]
[EventDate "2025.02.25"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "MNE"]
[SourceTitle "CB11_2025"]
[SourceDate "2025.03.12"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. 0-0 Be7 9. Re1 Nxd4 10. Qxd4 d6 11. e5 dxe5 12. Qxe5 Qxe5 13. Rxe5 0-0 14. Re1 Nd7 15. Be3 Bc5 16. Rad1 Ra7 17. Bf4 Bb4 18. a3 Bxc3 19. bxc3 e5 20. Bxe5 Nxe5 21. Rxe5 b5 22. Rc5 Be6 23. Be4 g6 24. f3 Kg7 25. Kf2 Re8 26. Rd6 Bc4 27. g4 Ree7 28. h4 Re8 29. Ke3 Re6 30. Rxe6 Bxe6 31. Rc6 Bc4 32. Kd4 Rd7+ 33. Ke3 Re7 34. g5 a5 35. Kf4 Rd7 36. Ke5 Rd1 37. a4 Ra1 38. axb5 Bxb5 39. Rc5 Bd7 40. Bd5 a4 41. Kd6 Be8 42. Rc8 Re1 43. Ra8 Kf8 44. c4 Re7 45. c5 Rd7+ 46. Ke5 Re7+ 47. Kd4 Rc7 48. c6 Ke7 1-0

[Event "Wch U20 Girls 41st"]
[Site "Petrovac"]
[Date "2025.02.27"]
[Round "3"]
[White "Toncheva, Nadya"]
[Black "Mgeladze, Kesaria"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2311"]
[BlackElo "2219"]
[PlyCount "101"]
[EventDate "2025.02.25"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "MNE"]
[SourceTitle "CB11_2025"]
[SourceDate "2025.03.12"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.12"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 d6 8. exd6 Qxd6 9. 0-0 g6 10. b3 Bg7 11. Na3 cxb3 12. axb3 0-0 13. d4 Rd8 14. Bg5 Be6 15. Re1 Qd7 16. Qd2 Rac8 17. Bh6 Bd5 18. Bd1 Bxf3 19. Bxf3 e5 20. Bxg7 Kxg7 21. Nc2 exd4 22. Nxd4 Nxd4 23. cxd4 Qxd4 24. Qxd4+ Rxd4 25. Rxa7 Rc3 26. Rb1 Rb4 27. h4 Rxh4 28. Rxb7 Rb4 29. Bd1 Nd5 30. Rxb4 Nxb4 31. Be2 h5 32. Bc4 Nc6 33. Be2 Nb4 34. Kf1 h4 35. Bc4 h3 36. gxh3 Rxh3 37. Kg2 Rc3 38. Rd1 Nc6 39. Rd5 f6 40. f4 g5 41. Rd7+ Kh6 42. Rd6 Na5 43. fxg5+ Kg6 44. Bg8 Kxg5 45. Rb6 f5 46. Bd5 Kf4 47. Kf2 Rc2+ 48. Kf1 Ke3 49. Rb5 Nc6 50. Bxc6 Rxc6 51. Rxf5 1/2-1/2

[Event "Wch U20 Girls 41st"]
[Site "Petrovac"]
[Date "2025.02.26"]
[Round "2"]
[White "Wang, Qinxuanyi"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "2165"]
[BlackElo "2311"]
[PlyCount "98"]
[EventDate "2025.02.25"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "MNE"]
[SourceTitle "CB11_2025"]
[SourceDate "2025.03.12"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.12"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Nxd4 Nd7 7. Bxc4 Ngf6 8. f3 0-0 9. Be2 Ne5 10. 0-0 Qe7 11. Bg5 Bxc3 12. bxc3 Ng6 13. Nb3 Be6 14. Qc1 h6 15. Be3 b6 16. Re1 c5 17. Nd2 Qc7 18. Nf1 Rad8 19. Ng3 Rfe8 20. f4 Bc8 21. Bf3 Bb7 22. Bd2 Qd7 23. Re2 Qd3 24. Qb1 Nh4 25. Qxd3 Rxd3 26. Kf2 Red8 27. Nf1 Ba6 28. e5 Nxf3 29. gxf3 Nh5 30. Be3 Rxc3 31. Rd2 Re8 32. Ng3 Nxg3 33. hxg3 f6 34. Rd7 fxe5 35. f5 Bc8 36. Rxa7 Bxf5 37. g4 Rc2+ 38. Kg3 Be6 39. a4 Rc3 40. Re1 Rf8 41. Re7 Bd5 42. Rxe5 Rxf3+ 43. Kh4 Rc2 44. Bg1 g5+ 45. Kh5 Kg7 46. Re7+ Bf7+ 47. Rxf7+ Kxf7 48. Kxh6 Kf6 49. Kh7 Rd2 0-1

[Event "Wch U20 Girls 41st"]
[Site "Petrovac"]
[Date "2025.02.25"]
[Round "1"]
[White "Toncheva, Nadya"]
[Black "Shohradova, Lala"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2311"]
[BlackElo "2025"]
[PlyCount "153"]
[EventDate "2025.02.25"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "MNE"]
[SourceTitle "CB11_2025"]
[SourceDate "2025.03.12"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 0-0 8. Qc2 Nbd7 9. h3 Re8 10. Nf3 Nf8 11. 0-0 Ne4 12. Bf4 f5 13. Bh2 Ng6 14. Ne2 Bd6 15. Bxd6 Qxd6 16. g3 b6 17. Rac1 Bb7 18. Nf4 c5 19. Nxg6 Qxg6 20. Nh4 Qe6 21. dxc5 bxc5 22. Ng2 Rac8 23. h4 Qc6 24. Nf4 Kh8 25. Kh2 Qh6 26. f3 c4 27. Be2 Nf6 28. Qc3 Re7 29. Qd4 Rf8 30. Kg2 Nh5 31. Nxh5 Qxh5 32. Kf2 f4 33. exf4 Rfe8 34. Rce1 Qf5 35. Bd1 Qh3 36. Rh1 Qd7 37. Re5 Rxe5 38. fxe5 Rc8 39. Be2 Qa4 40. a3 Qc2 41. Qc3 Qf5 42. Rd1 Re8 43. f4 Qh3 44. Rd4 Qh2+ 45. Ke1 Bc6 46. Rd2 Qg1+ 47. Bf1 Rb8 48. Qf3 Rb3 49. Qf2 Rxg3 50. Qxg1 Rxg1 51. Kf2 Rg4 52. Rd4 Rxh4 53. Bxc4 Kg8 54. Bxd5+ Bxd5 55. Rxd5 Rxf4+ 56. Ke3 Rf8 57. Rd7 a5 58. Ke4 h5 59. e6 h4 60. Ke5 Re8 61. Rd4 Rb8 62. Rxh4 Rxb2 63. Kd6 Rb6+ 64. Kd7 Rb7+ 65. Kc6 Rb3 66. Rf4 Rc3+ 67. Kd7 Rd3+ 68. Ke8 g5 69. Rf5 Kg7 70. e7 Kg6 71. Rxa5 g4 72. Kf8 Rf3+ 73. Kg8 Re3 74. Ra6+ Kf5 75. Kf7 g3 76. Rf6+ Kg4 77. e8Q 1-0

[Event "EU-ch rapid (Women)"]
[Site "Monaco"]
[Date "2025.01.12"]
[Round "11"]
[White "Atalik, Ekaterina"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2395"]
[BlackElo "2313"]
[PlyCount "80"]
[EventDate "2025.01.11"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "MNC"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 Bf5 5. Nbd2 h6 6. Bg2 e6 7. 0-0 Be7 8. b3 0-0 9. Bb2 Nbd7 10. Ne5 a5 11. a4 Bb4 12. Ndf3 Nxe5 13. Nxe5 Ne4 14. Bxe4 Bxe4 15. Nd3 Be7 16. f3 Bf5 17. Nf2 c5 18. cxd5 exd5 19. dxc5 Bxc5 20. Bd4 b6 21. Qd2 Re8 22. Rfe1 Rc8 23. Bxc5 bxc5 24. Rac1 d4 25. Nd3 Qb6 26. Nf4 Qxb3 27. Qxa5 Ra8 28. Qd2 Qb6 29. Nd5 Qd6 30. Nc3 Qe5 31. Nb5 Rxa4 32. f4 Qe7 33. e3 dxe3 34. Qd5 Bh3 35. Rxc5 Rd8 36. Qh5 Ra2 37. Re5 Rg2+ 38. Kf1 Qd7 39. R5xe3 Rb2+ 40. Kg1 Rxb5 0-1

[Event "EU-ch rapid (Women)"]
[Site "Monaco"]
[Date "2025.01.12"]
[Round "9"]
[White "Hrebenshchykova, Yelyzaveta"]
[Black "Toncheva, Nadya"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2280"]
[BlackElo "2313"]
[PlyCount "196"]
[EventDate "2025.01.11"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "MNC"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 Bd7 10. h3 Nxd4 11. Bxd4 Bc6 12. Qc2 a5 13. b3 Nd7 14. Bxg7 Kxg7 15. Rab1 Nc5 16. f4 Qb6 17. Kh1 f5 18. exf5 Rxf5 19. Bg4 Rf6 20. Qe2 Re8 21. Qe3 e5 22. fxe5 Rxe5 23. Qd2 Qd8 24. Kg1 h5 25. Rxf6 Qxf6 26. Rf1 Qe7 27. Bf3 Bxf3 28. Rxf3 Re1+ 29. Rf1 Rxf1+ 30. Kxf1 Qf6+ 31. Kg1 Qe5 32. h4 Ne6 33. Nd5 a4 34. bxa4 Nc5 35. a5 Ne4 36. Qf4 Qxf4 37. Nxf4 Kf6 38. Nd3 Kf5 39. Kh2 Kg4 40. g3 Kf3 41. Nf4 Nxg3 42. Nxg6 Nf1+ 43. Kg1 Ne3 44. c5 dxc5 45. Ne5+ Kg3 46. Nd7 c4 47. Nc5 c3 48. Ne4+ Kxh4 49. Nxc3 Nc4 50. Kg2 Kg4 51. Ne4 Nxa5 52. Nf6+ Kg5 53. Nd5 Nc4 54. Kf3 Kf5 55. Nf4 h4 56. Nd5 Ne5+ 57. Kg2 Ng6 58. Nb4 Kg4 59. a4 h3+ 60. Kh2 Ne5 61. Nd5 Nf3+ 62. Kh1 Kg3 63. Nf6 Ne5 64. Ne4+ Kf3 65. Ng5+ Kg4 66. Ne4 b6 67. Nc3 Nd3 68. Kh2 Nc5 69. Kg1 Kg3 70. Kh1 Nd3 71. Ne2+ Kf3 72. Nd4+ Ke4 73. Nb3 Kd5 74. a5 b5 75. Kh2 Nc5 76. Nc1 Kc4 77. Kxh3 Kc3 78. Kg2 Kc2 79. Ne2 b4 80. Kf3 Kd3 81. Nc1+ Kd2 82. a6 Nxa6 83. Nb3+ Kc3 84. Na5 Kd3 85. Kf2 Nc5 86. Ke1 Kc3 87. Kd1 Nd3 88. Ke2 Ne5 89. Kd1 Nd3 90. Ke2 Nc1+ 91. Kd1 Na2 92. Nb7 Kb2 93. Kd2 Nc3 94. Nc5 Ka2 95. Nd3 Nb1+ 96. Ke3 b3 97. Nc1+ Ka3 98. Nxb3 Kxb3 1/2-1/2

[Event "EU-ch rapid (Women)"]
[Site "Monaco"]
[Date "2025.01.12"]
[Round "7"]
[White "Rudzinska, Michalina"]
[Black "Toncheva, Nadya"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "2226"]
[BlackElo "2313"]
[PlyCount "125"]
[EventDate "2025.01.11"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "MNC"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Nb3 Nf6 7. Be2 0-0 8. 0-0 d6 9. Re1 a6 10. Bf1 Be6 11. Nd5 Nd7 12. c3 Nc5 13. Nxc5 dxc5 14. Bg5 Re8 15. Qd2 Qa5 16. Qe3 Rad8 17. Red1 Rd7 18. a3 Ne5 19. Be2 c4 20. Nf4 Rxd1+ 21. Rxd1 Bc8 22. Nd5 f6 23. Bf4 Nd3 24. Bxd3 cxd3 25. Bc7 Qb5 26. Rd2 Be6 27. Qxd3 Qxd3 28. Rxd3 Kf7 29. Bb6 Rc8 30. Nc7 Bb3 31. f4 Bc2 32. Rd4 h5 33. Kf2 h4 34. Kf3 Bh6 35. g3 hxg3 36. hxg3 g5 37. f5 g4+ 38. Kf2 Bc1 39. Ne6 Rh8 40. Bc5 Rh2+ 41. Kg1 Rd2 42. Rxd2 Bxd2 43. Nd8+ Ke8 44. Nxb7 Bxe4 45. Na5 Bxf5 46. Nc6 e5 47. Nb4 Bc1 48. Nd5 Bxb2 49. Nxf6+ Kf7 50. Nd5 Be4 51. Ne3 Bf3 52. Bb4 Ke6 53. Kf2 a5 54. Bxa5 Bxa3 55. Bb6 Bb2 56. Ba5 Bc1 57. c4 Kd6 58. Bb4+ Kc6 59. Nf5 Bb2 60. Ne7+ Kd7 61. Nf5 Kc6 62. Ne7+ Kd7 63. Nf5 1/2-1/2

[Event "EU-ch rapid (Women)"]
[Site "Monaco"]
[Date "2025.01.12"]
[Round "10"]
[White "Toncheva, Nadya"]
[Black "Alexieva, Silvia"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "2313"]
[BlackElo "2210"]
[PlyCount "63"]
[EventDate "2025.01.11"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "MNC"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. 0-0 0-0 7. a4 h6 8. Re1 a6 9. h3 b6 10. b3 Bb7 11. d5 Nh7 12. Ne2 Ng5 13. Ng3 Nxf3+ 14. Qxf3 Bg5 15. Nf5 Kh7 16. Bxg5 Qxg5 17. h4 Qf4 18. Qxf4 exf4 19. g3 Ne5 20. Be2 f3 21. Bd1 g5 22. Re3 g4 23. c4 a5 24. Bc2 h5 25. Kf1 Kg6 26. Ke1 Kf6 27. Kd2 Rfd8 28. Kc3 Ba6 29. Rd1 Rd7 30. Nd4 Rdd8 31. Nf5 Rd7 32. Nd4 1/2-1/2

[Event "EU-ch rapid (Women)"]
[Site "Monaco"]
[Date "2025.01.12"]
[Round "8"]
[White "Toncheva, Nadya"]
[Black "Prado Acebo, Ines"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2313"]
[BlackElo "2176"]
[PlyCount "61"]
[EventDate "2025.01.11"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "MNC"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Bb4 6. e3 h6 7. Bh4 g5 8. Bg3 Ne4 9. Nge2 h5 10. h4 Bg4 11. Qb3 Nc6 12. f3 Nxg3 13. Nxg3 gxh4 14. fxg4 hxg3 15. 0-0-0 Bxc3 16. Qxc3 h4 17. e4 Qg5+ 18. Kb1 0-0-0 19. exd5 Qxd5 20. Bc4 Qe4+ 21. Bd3 Qxg2 22. d5 Ne7 23. Rhg1 Qf2 24. Rgf1 Qb6 25. d6 Nc6 26. d7+ Kb8 27. Be4 Qb5 28. Bxc6 Qxc6 29. Qxh8 Qe4+ 30. Ka1 Qe7 31. Rxf7 1-0

[Event "EU-ch blitz (Women)"]
[Site "Monaco"]
[Date "2025.01.10"]
[Round "3"]
[White "Arabidze, Meri"]
[Black "Toncheva, Nadya"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2457"]
[BlackElo "2313"]
[PlyCount "106"]
[EventDate "2025.01.10"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "MNC"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Qb3 Qc7 9. Bf4 Qc8 10. Bg2 Be7 11. Nxg6 hxg6 12. e4 dxc4 13. Qxc4 Nbd7 14. Rd1 0-0 15. 0-0 b5 16. Qe2 b4 17. Na4 c5 18. d5 exd5 19. exd5 Re8 20. Qb5 Nh5 21. Bc1 Bd6 22. Qc6 Be5 23. Bh3 Nhf6 24. b3 Bd4+ 25. Kh1 Qd8 26. Bg5 Ne5 27. Qa6 Qxd5 28. Bg2 Re6 29. Qb5 Qd6 30. f4 Nc6 31. Rfe1 Rc8 32. Rxe6 Qxe6 33. Qa6 Ne7 34. Qxe6 fxe6 35. Re1 Kf7 36. Rc1 Ned5 37. Rd1 Ne3 38. Rc1 Nxg2 39. Kxg2 Ne4 40. h4 Rc7 41. Kf3 Nxg5+ 42. hxg5 Rc8 43. Rc2 Ke7 44. Ke4 Kd6 45. Kd3 Rh8 46. Ke4 Rh3 47. Kf3 Rh1 48. Nb2 Kd5 49. Nc4 Rf1+ 50. Kg2 Rg1+ 51. Kf3 Rf1+ 52. Kg2 Rg1+ 53. Kf3 Rf1+ 1/2-1/2

[Event "EU-ch blitz (Women)"]
[Site "Monaco"]
[Date "2025.01.10"]
[Round "11"]
[White "Maisuradze, Nino"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "2174"]
[BlackElo "2313"]
[PlyCount "102"]
[EventDate "2025.01.10"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "MNC"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 Bf5 6. Qb3 Qd7 7. Nf3 Nc6 8. e3 e6 9. Bb5 Bd6 10. Ne5 Bxe5 11. Bxe5 0-0 12. Bxf6 gxf6 13. g4 Be4 14. Nxe4 dxe4 15. 0-0-0 Rac8 16. Kb1 Qd6 17. h4 Ne7 18. g5 f5 19. h5 a6 20. Be2 Nd5 21. Rdg1 Qb4 22. Qxb4 Nxb4 23. a3 Nd5 24. g6 h6 25. gxf7+ Kxf7 26. Rg6 Rh8 27. Rhg1 Rcg8 28. Bc4 Rxg6 29. Rxg6 Nf6 30. b4 Rc8 31. Bb3 Rg8 32. Rxg8 Nxg8 33. d5 Nf6 34. dxe6+ Ke7 35. Bc4 Nxh5 36. Bd5 b6 37. f3 Nf6 38. Bb7 a5 39. bxa5 bxa5 40. fxe4 fxe4 41. Kc2 h5 42. Ba6 h4 43. Bf1 Nd5 44. Bh3 Nxe3+ 45. Kb3 Nd5 46. Kc4 Nf4 47. Bf1 h3 48. Bxh3 Nxh3 49. Kd4 Ng5 50. Ke3 Kxe6 51. Kf4 Kd5 0-1

[Event "EU-ch blitz (Women)"]
[Site "Monaco"]
[Date "2025.01.10"]
[Round "7"]
[White "Prado Acebo, Ines"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "D17"]
[WhiteElo "2176"]
[BlackElo "2313"]
[PlyCount "64"]
[EventDate "2025.01.10"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "MNC"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Qc7 8. g3 e5 9. dxe5 Nxe5 10. Bf4 Nfd7 11. Ne3 Be6 12. a5 a6 13. Bg2 Be7 14. h4 Rd8 15. Qc2 Nc5 16. 0-0 0-0 17. Ne4 Nb3 18. Qc3 f6 19. Ra4 Rfe8 20. Nc4 Nd4 21. Re1 Kh8 22. h5 h6 23. Raa1 Bxc4 24. Qxc4 Nxc4 25. Bxc7 Rd7 26. Bf4 Nc2 27. Rad1 Rxd1 28. Rxd1 Nb4 29. Rd7 Nxa5 30. Bh3 Nd5 31. Bc1 Rd8 32. Rxd8+ Bxd8 0-1

[Event "EU-ch blitz (Women)"]
[Site "Monaco"]
[Date "2025.01.10"]
[Round "9"]
[White "Shvedova, Alexandra"]
[Black "Toncheva, Nadya"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "2266"]
[BlackElo "2313"]
[PlyCount "126"]
[EventDate "2025.01.10"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "MNC"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. f3 Bd7 10. Qd2 Nxd4 11. Bxd4 a5 12. b3 Bc6 13. 0-0 Nd7 14. Be3 Nc5 15. Rac1 Qb6 16. Rb1 Rfc8 17. Rfc1 Qb4 18. Rc2 a4 19. bxa4 Qa5 20. Nd5 Bxd5 21. Qxa5 Rxa5 22. cxd5 Rxa4 23. Rxb7 Bf6 24. Rb5 Rca8 25. Bc4 Ra3 26. Bc1 Bd4+ 27. Kf1 R3a5 28. Rxa5 Rxa5 29. Bb2 Bxb2 30. Rxb2 Ra3 31. Ke2 Kg7 32. Kd2 Kf6 33. Bb3 h5 34. Kc3 h4 35. Rc2 g5 36. Kb2 Ra7 37. Bc4 Rb7+ 38. Kc3 Ra7 39. Bb3 Ke5 40. Kb4 g4 41. Bc4 h3 42. fxg4 Nxe4 43. gxh3 Kd4 44. a4 Nc5 45. Bb5 Kxd5 46. a5 Rb7 47. Rd2+ Ke6 48. Kc4 Ne4 49. Re2 d5+ 50. Kb4 Kd6 51. a6 Rb8 52. Re3 e5 53. h4 Nc5 54. h5 Nxa6+ 55. Ka5 Nc7 56. Bd3 Kc5 57. Ka4 Kd4 58. Rf3 e4 59. Rxf7 exd3 60. h6 d2 61. Rf1 Ke3 62. h7 Rh8 63. g5 Rxh7 0-1

[Event "EU-ch blitz (Women)"]
[Site "Monaco"]
[Date "2025.01.10"]
[Round "8"]
[White "Toncheva, Nadya"]
[Black "Khademalsharieh, Sarasadat"]
[Result "0-1"]
[ECO "C88"]
[WhiteElo "2313"]
[BlackElo "2458"]
[PlyCount "86"]
[EventDate "2025.01.10"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "MNC"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. a4 Bb7 9. d3 d5 10. exd5 Nxd5 11. Nxe5 Nxe5 12. Rxe5 Bf6 13. Re1 c5 14. axb5 axb5 15. Rxa8 Qxa8 16. Qg4 Rd8 17. Nd2 Nb6 18. c3 Rxd3 19. Bc2 Rd6 20. Ne4 Bxe4 21. Bxe4 Qd8 22. Bf4 Re6 23. Qf3 Na4 24. Bc1 g6 25. h3 Qe7 26. Re2 c4 27. Qg4 h5 28. Qf4 Nc5 29. f3 Qd7 30. Rd2 Qe7 31. Qb8+ Kg7 32. Qxb5 Nxe4 33. fxe4 Rxe4 34. Rc2 Re1+ 35. Kh2 Qe4 36. Qa4 Rxc1 37. Rxc1 Qf4+ 38. Kg1 Qxc1+ 39. Kh2 Be5+ 40. g3 Qd2+ 41. Kg1 Qe1+ 42. Kg2 Qxg3+ 43. Kf1 Qxh3+ 0-1

[Event "EU-ch blitz (Women)"]
[Site "Monaco"]
[Date "2025.01.10"]
[Round "10"]
[White "Toncheva, Nadya"]
[Black "Osmak, Iulija"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "2313"]
[BlackElo "2463"]
[PlyCount "90"]
[EventDate "2025.01.10"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "MNC"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. e5 f6 4. Bd3 Nxd4 5. c3 Nf5 6. Qf3 e6 7. Bf4 fxe5 8. Bxe5 Nf6 9. Nd2 Bd6 10. Qe2 0-0 11. Ngf3 c5 12. h3 Bxe5 13. Nxe5 Qd6 14. 0-0-0 Bd7 15. g4 Ne7 16. Bc2 Nc6 17. f4 Qe7 18. Ndf3 Be8 19. Rhe1 Bf7 20. Nxf7 Qxf7 21. Ng5 Qe7 22. Qxe6+ Qxe6 23. Nxe6 Rf7 24. Nxc5 Rd8 25. Ne6 Rd6 26. f5 h6 27. Bb3 Na5 28. Nf4 Nxb3+ 29. axb3 Rfd7 30. Re6 Rxe6 31. fxe6 Rd6 32. Rd4 g5 33. Nd3 Rxe6 34. Kd1 Re3 35. Nc5 b6 36. Rd3 Re5 37. Na6 Ne4 38. Kc2 Nf2 39. Rf3 Re2+ 40. Kc1 Ne4 41. Nb4 Nd2 42. Rf5 Nxb3+ 43. Kb1 d4 44. cxd4 Nxd4 45. Nd5 Nxf5 0-1

[Event "EU-ch blitz (Women)"]
[Site "Monaco"]
[Date "2025.01.10"]
[Round "12"]
[White "Toncheva, Nadya"]
[Black "Papp, Petra"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2313"]
[BlackElo "2235"]
[PlyCount "81"]
[EventDate "2025.01.10"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "MNC"]
[SourceTitle "CB03_2025"]
[SourceDate "2025.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Ne2 Re8 9. 0-0 Na6 10. Ng3 Nc7 11. Nf5 Bxf5 12. Bxf5 g6 13. Bd3 Bf8 14. Bf4 Nd5 15. Bg3 f5 16. Qd2 Qd7 17. Rfe1 h5 18. Be5 Bg7 19. Bxg7 Kxg7 20. h3 Qd6 21. Bf1 Nf6 22. Bd3 Nd5 23. Rxe8 Rxe8 24. Re1 Re6 25. Rxe6 Qxe6 26. Qe2 Nf4 27. Qxe6 fxe6 28. Bc4 Kf6 29. h4 e5 30. g3 Nd5 31. dxe5+ Kxe5 32. Kf1 f4 33. Ke2 fxg3 34. fxg3 Ne7 35. Kf3 Nf5 36. Bd3 b6 37. Bc4 Nd6 38. Bd3 Nf5 39. Bc4 Nd6 40. Bd3 Nf5 41. Bc4 1/2-1/2

