
[Event "Eastern Ontario op"]
[Site "Ottawa CAN"]
[Date "2025.06.15"]
[Round "4.7"]
[White "Yu, Jonathan"]
[Black "Demchenko, Svitlana"]
[Result "1/2-1/2"]
[WhiteElo "2233"]
[BlackElo "2353"]
[PlyCount "243"]
1.b4 e6 2.Bb2 Nf6 3.a3 a5 4.c3 d5 5.Nf3 Bd6 6.g3 e5 7.Bg2 Qe7 8.d3 c6 9.O-O O-O 10.e3 Bg4 11.Qc2 e4 12.dxe4 dxe4 13.Nd4 Re8 14.Nd2 h5 15.h3 Bc8 16.Rfd1 h4 17.g4 Qe5 18.Nf1 Nxg4 19.hxg4 Bxg4 20.f4 exf3 21.Nxf3 Qf6 22.c4 Qh6 23.Rxd6 Qxd6 24.Rd1 Qh6 25.Rd4 Bxf3 26.Bxf3 axb4 27.axb4 Qg6+ 28.Qxg6 fxg6 29.Rd1 Kf7 30.b5 Ra2 31.Rd2 Re7 32.Kg2 Rd7 33.Rc2 Rd3 34.Rf2 Kg8 35.Bg4 Nd7 36.Be6+ Kh7 37.bxc6 bxc6 38.c5 Ra4 39.Rf7 Nxc5 40.Rxg7+ Kh6 41.Bf7 Rg4+ 42.Kf3 Rg1 43.Nh2 Rd2 44.Ng4+ Rxg4 45.Kxg4 Rxb2 46.Rxg6+ Kh7 47.Rxc6 Rb4+ 48.Kh5 Kg7 49.Bg6 Ne4 50.Kxh4 Nf6+ 51.Kg5 Rg4+ 52.Kf5 Rxg6 53.e4 Rh6 54.Rc7+ Kf8 55.Ra7 Ng8 56.e5 Ne7+ 57.Kg5 Re6 58.Kf4 Kf7 59.Ke4 Rb6 60.Kf4 Ke6 61.Ra8 Rb4+ 62.Kf3 Kxe5 63.Re8 Kf6 64.Rf8+ Kg5 65.Ke3 Nf5+ 66.Kd3 Kf4 67.Kc3 Ra4 68.Kd3 Ke5 69.Re8+ Kd5 70.Rd8+ Nd6 71.Ke3 Ke5 72.Kf3 Rf4+ 73.Ke2 Rd4 74.Rh8 Nf5 75.Re8+ Kf4 76.Rf8 Rd7 77.Ke1 Ke4 78.Re8+ Kf3 79.Rf8 Rd5 80.Rf6 Ke4 81.Re6+ Kf4 82.Rf6 Rd3 83.Rf8 Ra3 84.Kd2 Ke4 85.Re8+ Kd5 86.Rd8+ Nd6 87.Ke2 Ke5 88.Rh8 Kd4 89.Rd8 Re3+ 90.Kf2 Re6 91.Kf3 Rf6+ 92.Ke2 Ke4 93.Rd7 Nc4 94.Re7+ Ne5 95.Re8 Ra6 96.Kd2 Rc6 97.Kd1 Kd4 98.Rd8+ Ke3 99.Re8 Rc5 100.Re6 Kf2 101.Rf6+ Nf3 102.Rf8 Ke3 103.Re8+ Kd3 104.Rd8+ Nd4 105.Ke1 Rc2 106.Kf1 Rd2 107.Rd7 Ke3 108.Re7+ Kf4 109.Rf7+ Nf5 110.Rf8 Ke4 111.Ke1 Rc2 112.Re8+ Kd3 113.Rd8+ Nd4 114.Kf1 Ke3 115.Re8+ Kf3 116.Rf8+ Ke3 117.Re8+ Kf4 118.Rf8+ Nf5 119.Ke1 Ke3 120.Re8+ Kd3 121.Rd8+ Nd4 122.Kf1 1/2-1/2
[Site "Ottawa CAN"]
[Date "2025.06.15"]
[Round "4.7"]
[White "Yu, Jonathan"]
[Black "Demchenko, Svitlana"]
[Result "1/2-1/2"]
[WhiteElo "2233"]
[BlackElo "2353"]
[PlyCount "243"]
1.b4 e6 2.Bb2 Nf6 3.a3 a5 4.c3 d5 5.Nf3 Bd6 6.g3 e5 7.Bg2 Qe7 8.d3 c6 9.O-O O-O 10.e3 Bg4 11.Qc2 e4 12.dxe4 dxe4 13.Nd4 Re8 14.Nd2 h5 15.h3 Bc8 16.Rfd1 h4 17.g4 Qe5 18.Nf1 Nxg4 19.hxg4 Bxg4 20.f4 exf3 21.Nxf3 Qf6 22.c4 Qh6 23.Rxd6 Qxd6 24.Rd1 Qh6 25.Rd4 Bxf3 26.Bxf3 axb4 27.axb4 Qg6+ 28.Qxg6 fxg6 29.Rd1 Kf7 30.b5 Ra2 31.Rd2 Re7 32.Kg2 Rd7 33.Rc2 Rd3 34.Rf2 Kg8 35.Bg4 Nd7 36.Be6+ Kh7 37.bxc6 bxc6 38.c5 Ra4 39.Rf7 Nxc5 40.Rxg7+ Kh6 41.Bf7 Rg4+ 42.Kf3 Rg1 43.Nh2 Rd2 44.Ng4+ Rxg4 45.Kxg4 Rxb2 46.Rxg6+ Kh7 47.Rxc6 Rb4+ 48.Kh5 Kg7 49.Bg6 Ne4 50.Kxh4 Nf6+ 51.Kg5 Rg4+ 52.Kf5 Rxg6 53.e4 Rh6 54.Rc7+ Kf8 55.Ra7 Ng8 56.e5 Ne7+ 57.Kg5 Re6 58.Kf4 Kf7 59.Ke4 Rb6 60.Kf4 Ke6 61.Ra8 Rb4+ 62.Kf3 Kxe5 63.Re8 Kf6 64.Rf8+ Kg5 65.Ke3 Nf5+ 66.Kd3 Kf4 67.Kc3 Ra4 68.Kd3 Ke5 69.Re8+ Kd5 70.Rd8+ Nd6 71.Ke3 Ke5 72.Kf3 Rf4+ 73.Ke2 Rd4 74.Rh8 Nf5 75.Re8+ Kf4 76.Rf8 Rd7 77.Ke1 Ke4 78.Re8+ Kf3 79.Rf8 Rd5 80.Rf6 Ke4 81.Re6+ Kf4 82.Rf6 Rd3 83.Rf8 Ra3 84.Kd2 Ke4 85.Re8+ Kd5 86.Rd8+ Nd6 87.Ke2 Ke5 88.Rh8 Kd4 89.Rd8 Re3+ 90.Kf2 Re6 91.Kf3 Rf6+ 92.Ke2 Ke4 93.Rd7 Nc4 94.Re7+ Ne5 95.Re8 Ra6 96.Kd2 Rc6 97.Kd1 Kd4 98.Rd8+ Ke3 99.Re8 Rc5 100.Re6 Kf2 101.Rf6+ Nf3 102.Rf8 Ke3 103.Re8+ Kd3 104.Rd8+ Nd4 105.Ke1 Rc2 106.Kf1 Rd2 107.Rd7 Ke3 108.Re7+ Kf4 109.Rf7+ Nf5 110.Rf8 Ke4 111.Ke1 Rc2 112.Re8+ Kd3 113.Rd8+ Nd4 114.Kf1 Ke3 115.Re8+ Kf3 116.Rf8+ Ke3 117.Re8+ Kf4 118.Rf8+ Nf5 119.Ke1 Ke3 120.Re8+ Kd3 121.Rd8+ Nd4 122.Kf1 1/2-1/2
[Event "Eastern Ontario op"]
[Site "Ottawa CAN"]
[Date "2025.06.15"]
[Round "4.7"]
[White "Yu, Jonathan"]
[Black "Demchenko, Svitlana"]
[Result "1/2-1/2"]
[WhiteElo "2233"]
[BlackElo "2353"]
[ECO "A00"]
[EventDate "2025.06.13"]
[PlyCount "243"]
[WhiteFideId "-1"]
[GameId "2190427943112349"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CAN"]
1. b4 e6 2. Bb2 Nf6 3. a3 a5 4. c3 d5 5. Nf3 Bd6 6. g3 e5 7. Bg2 Qe7 8. d3
c6 9. O-O O-O 10. e3 Bg4 11. Qc2 e4 12. dxe4 dxe4 13. Nd4 Re8 14. Nd2 h5
15. h3 Bc8 16. Rfd1 h4 17. g4 Qe5 18. Nf1 Nxg4 19. hxg4 Bxg4 20. f4 exf3
21. Nxf3 Qf6 22. c4 Qh6 23. Rxd6 Qxd6 24. Rd1 Qh6 25. Rd4 Bxf3 26. Bxf3
axb4 27. axb4 Qg6+ 28. Qxg6 fxg6 29. Rd1 Kf7 30. b5 Ra2 31. Rd2 Re7 32. Kg2
Rd7 33. Rc2 Rd3 34. Rf2 Kg8 35. Bg4 Nd7 36. Be6+ Kh7 37. bxc6 bxc6 38. c5
Ra4 39. Rf7 Nxc5 40. Rxg7+ Kh6 41. Bf7 Rg4+ 42. Kf3 Rg1 43. Nh2 Rd2 44.
Ng4+ Rxg4 45. Kxg4 Rxb2 46. Rxg6+ Kh7 47. Rxc6 Rb4+ 48. Kh5 Kg7 49. Bg6 Ne4
50. Kxh4 Nf6+ 51. Kg5 Rg4+ 52. Kf5 Rxg6 53. e4 Rh6 54. Rc7+ Kf8 55. Ra7 Ng8
56. e5 Ne7+ 57. Kg5 Re6 58. Kf4 Kf7 59. Ke4 Rb6 60. Kf4 Ke6 61. Ra8 Rb4+
62. Kf3 Kxe5 63. Re8 Kf6 64. Rf8+ Kg5 65. Ke3 Nf5+ 66. Kd3 Kf4 67. Kc3 Ra4
68. Kd3 Ke5 69. Re8+ Kd5 70. Rd8+ Nd6 71. Ke3 Ke5 72. Kf3 Rf4+ 73. Ke2 Rd4
74. Rh8 Nf5 75. Re8+ Kf4 76. Rf8 Rd7 77. Ke1 Ke4 78. Re8+ Kf3 79. Rf8 Rd5
80. Rf6 Ke4 81. Re6+ Kf4 82. Rf6 Rd3 83. Rf8 Ra3 84. Kd2 Ke4 85. Re8+ Kd5
86. Rd8+ Nd6 87. Ke2 Ke5 88. Rh8 Kd4 89. Rd8 Re3+ 90. Kf2 Re6 91. Kf3 Rf6+
92. Ke2 Ke4 93. Rd7 Nc4 94. Re7+ Ne5 95. Re8 Ra6 96. Kd2 Rc6 97. Kd1 Kd4
98. Rd8+ Ke3 99. Re8 Rc5 100. Re6 Kf2 101. Rf6+ Nf3 102. Rf8 Ke3 103. Re8+
Kd3 104. Rd8+ Nd4 105. Ke1 Rc2 106. Kf1 Rd2 107. Rd7 Ke3 108. Re7+ Kf4 109.
Rf7+ Nf5 110. Rf8 Ke4 111. Ke1 Rc2 112. Re8+ Kd3 113. Rd8+ Nd4 114. Kf1 Ke3
115. Re8+ Kf3 116. Rf8+ Ke3 117. Re8+ Kf4 118. Rf8+ Nf5 119. Ke1 Ke3 120.
Re8+ Kd3 121. Rd8+ Nd4 122. Kf1 1/2-1/2