[Event "CHN-ch U20"]
[Site "Shanghai"]
[Date "2024.02.21"]
[Round "11"]
[White "Sun, Yidi"]
[Black "Zhang, Haoxu"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2102"]
[BlackElo "1815"]
[PlyCount "63"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 a6 5. a4 c6 6. Be2 Qa5 7. Qd2 Nbd7 8. f4 b5 9. b4 Qxb4 10. axb5 Bg7 11. Ra4 Qb2 12. bxc6 Nb8 13. Nf3 Nxc6 14. 0-0 Qb7 15. d5 Nb4 16. Rb1 a5 17. e5 Nfxd5 18. Nxd5 Qxd5 19. Rbxb4 Qxd2 20. Bxd2 0-0 21. Rb1 dxe5 22. fxe5 Bf5 23. Bd3 f6 24. Bxf5 gxf5 25. e6 Rac8 26. Nd4 Rfd8 27. Bxa5 Rd5 28. Bb6 Bh6 29. Re1 Bd2 30. Re2 Bc3 31. Nf3 Rc6 32. Bd4 1-0

[Event "CHN-ch U20"]
[Site "Shanghai"]
[Date "2024.02.20"]
[Round "10"]
[White "Jin, Ruijun"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1683"]
[BlackElo "2102"]
[PlyCount "96"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 Bxd4 13. Qxd4 Qb6 14. Na4 Qc7 15. Nc5 Rd8 16. Bc4 Bf5 17. Bb3 g5 18. Rde1 e6 19. g4 Bg6 20. Qe5 Qe7 21. Ne4 f6 22. Qd4 e5 23. Qc5 Qxc5 24. Nxc5 Bf7 25. h4 h6 26. Ne4 Kg7 27. Rh2 Bg6 28. hxg5 hxg5 29. Reh1 Nf4 30. Ng3 c5 31. Nf5+ Bxf5 32. gxf5 Rh8 33. Rxh8 Rxh8 34. Rxh8 Kxh8 35. Kd2 Kg7 36. Kc3 Kf8 37. Kc4 e4 38. Kxc5 e3 39. Bc4 Ke7 40. a4 e2 41. Bxe2 Nxe2 42. Kd5 Ng3 43. b4 Nxf5 44. c4 Ne3+ 45. Kc5 f5 46. Kd4 Nc2+ 47. Ke5 g4 48. fxg4 fxg4 0-1

[Event "CHN-ch U20"]
[Site "Shanghai"]
[Date "2024.02.20"]
[Round "9"]
[White "Sun, Yidi"]
[Black "Chen, Hongsen"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2102"]
[BlackElo "2269"]
[PlyCount "45"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. Nc3 a5 10. f4 Ba6 11. Qf3 g6 12. c5 Qxc5 13. Be3 Qb4 14. Bxa6 Qxb2 15. 0-0 Qxc3 16. Rac1 Qa3 17. Rxc6 Rxa6 18. Rxc7 Be7 19. Bxb6 Qxf3 20. Rc8+ Bd8 21. Rxd8+ Ke7 22. Rxf3 Rxd8 23. Bxd8+ 1/2-1/2

[Event "CHN-ch U20"]
[Site "Shanghai"]
[Date "2024.02.19"]
[Round "8"]
[White "Chen, Yuan1"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2161"]
[BlackElo "2102"]
[PlyCount "107"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. b3 Qe7 8. Bb2 b6 9. Bd3 Bb7 10. 0-0 0-0 11. Rfe1 e5 12. cxd5 cxd5 13. e4 dxe4 14. Nxe4 Rac8 15. Qb1 Nxe4 16. Bxe4 Bxe4 17. Qxe4 Nf6 18. Qf5 e4 19. d5 Rfe8 20. Ng5 Qd7 21. Qxd7 Nxd7 22. Rxe4 Nc5 23. Rxe8+ Rxe8 24. Kf1 Nd3 25. Bc3 Bc5 26. f3 Rd8 27. Rd1 Rxd5 28. Ne4 Nf4 29. Rxd5 Nxd5 30. Bd2 Be7 31. Ke2 f5 32. Nc3 Nxc3+ 33. Bxc3 g6 34. Bd4 Kf7 35. Kd3 Ke6 36. Kc4 Bd6 37. h3 Bb8 38. a4 h5 39. Bf2 g5 40. Kb5 Kd5 41. Ka6 Kc6 42. g4 fxg4 43. fxg4 h4 44. b4 Kc7 45. Be3 Kc6 46. Bxg5 Bg3 47. Bf6 Bf2 48. g5 Kd5 49. g6 Ke6 50. g7 Kf7 51. b5 Bc5 52. Kxa7 Be3 53. Bxh4 Kxg7 54. Bd8 1-0

[Event "CHN-ch U20"]
[Site "Shanghai"]
[Date "2024.02.19"]
[Round "7"]
[White "Sun, Yidi"]
[Black "Wu, Hao"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2102"]
[BlackElo "2009"]
[PlyCount "89"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 Qc7 7. 0-0 e5 8. Be3 b6 9. a4 a5 10. Na3 Ne7 11. Nc4 Be6 12. b3 0-0 13. Qe2 Rae8 14. Rae1 h6 15. Nh2 f5 16. Bd2 g5 17. h4 gxh4 18. Qh5 Kh7 19. Nf3 Bxc4 20. bxc4 Qd6 21. Nxh4 f4 22. Nf5 Qe6 23. g4 Nc8 24. Kg2 Qg6 25. Rh1 Re6 26. Kf3 Rfe8 27. Qxg6+ Rxg6 28. Rh5 Bf8 29. Reh1 Ree6 30. Bc3 Nd6 31. Nxd6 Bxd6 32. Rf5 Re7 33. g5 Bc7 34. Rh5 Rge6 35. Kg4 Rg7 36. Kf3 Rge7 37. Bb2 Bd6 38. Rxh6+ Rxh6 39. gxh6 Re6 40. Rf7+ Kxh6 41. Rb7 Kg5 42. Rxb6 Be7 43. Rb7 Bd8 44. Bc3 Rh6 45. Bxe5 1-0

[Event "CHN-ch U20"]
[Site "Shanghai"]
[Date "2024.02.18"]
[Round "5"]
[White "Sun, Yidi"]
[Black "Su, Yijia"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2102"]
[BlackElo "1757"]
[PlyCount "89"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. 0-0 Nge7 5. Re1 a6 6. Bf1 g6 7. c3 Bg7 8. d4 cxd4 9. cxd4 d5 10. e5 0-0 11. Nc3 f6 12. exf6 Bxf6 13. Bh6 Re8 14. g4 b5 15. Qd2 Bd7 16. Bh3 Nc8 17. Qf4 Bg7 18. Bxg7 Kxg7 19. g5 Rf8 20. Qg3 Rxf3 21. Qxf3 Qxg5+ 22. Kh1 Nxd4 23. Qd3 Qf4 24. Bg2 Nb6 25. Re4 dxe4 26. Qxd4+ e5 27. Qxb6 Rf8 28. Nxe4 Bh3 29. Qe3 Bxg2+ 30. Kxg2 Qg4+ 31. Ng3 Re8 32. Rc1 Re7 33. Rc6 Qd7 34. Qe4 Qb7 35. Rd6 Qa7 36. h4 Qc5 37. Rc6 Qa7 38. h5 Rf7 39. Qxe5+ Kh6 40. Nf5+ Kxh5 41. Nd6+ Kh4 42. Nxf7 Qxf7 43. Qg3+ Kh5 44. Rc5+ Kh6 45. Qh2+ 1-0

[Event "CHN-ch U20"]
[Site "Shanghai"]
[Date "2024.02.18"]
[Round "6"]
[White "Zhao, Yihan"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "E54"]
[WhiteElo "1828"]
[BlackElo "2102"]
[PlyCount "62"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. Nf3 c5 7. 0-0 dxc4 8. Bxc4 a6 9. a4 Qc7 10. Qe2 Nc6 11. dxc5 Bxc5 12. h3 e5 13. e4 Nd4 14. Nxd4 exd4 15. Nd5 Nxd5 16. Bxd5 Be6 17. Bxe6 fxe6 18. Qd3 Ba7 19. Bd2 Rac8 20. Rac1 Qd7 21. b3 e5 22. f3 Rc3 23. Qb1 d3+ 24. Kh2 Rxc1 25. Rxc1 Qd4 26. Qa1 Qf2 27. Qc3 Rd8 28. Bg5 d2 29. Bxd8 dxc1Q 30. Qxc1 Be3 31. Bh4 Qxg2+ 1/2-1/2

[Event "CHN-ch U20"]
[Site "Shanghai"]
[Date "2024.02.17"]
[Round "3"]
[White "Chen, Zhi"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "D48"]
[WhiteElo "1885"]
[BlackElo "2102"]
[PlyCount "113"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. 0-0 a6 10. Qe2 c5 11. a3 Qb6 12. Bc2 cxd4 13. exd4 Be7 14. Rd1 Nd5 15. Bb3 N7f6 16. Bg5 Nxc3 17. bxc3 Nd5 18. Bxe7 Kxe7 19. Bxd5 Bxd5 20. Ne5 f6 21. Nd3 Bc4 22. Qg4 Kf7 23. Nc5 h5 24. Qf4 Qb8 25. Qe3 h4 26. h3 Qd6 27. Re1 Bd5 28. a4 g5 29. axb5 axb5 30. Rxa8 Rxa8 31. Qd3 f5 32. Qxb5 g4 33. hxg4 h3 34. Nxe6 Rb8 35. Ng5+ Kg7 36. Qc5 Qxc5 37. dxc5 hxg2 38. Ne6+ Kf7 39. Nf4 Bf3 40. Nxg2 Rh8 41. g5 f4 42. Re5 Bb7 43. f3 Rh3 44. Rf5+ Kg7 45. Nxf4 Rxf3 46. Ne6+ Kg6 47. Rxf3 Bxf3 48. Kf2 Bg4 49. Nd4 Kxg5 50. Ke3 Kf6 51. Ke4 Ke7 52. Kd5 Kd7 53. c6+ Kc7 54. Kc5 Bc8 55. Nb5+ Kb8 56. Kb6 Bb7 57. Nd6 1-0

[Event "CHN-ch U20"]
[Site "Shanghai"]
[Date "2024.02.17"]
[Round "4"]
[White "Sun, Yidi"]
[Black "Cai, Yulun"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2102"]
[BlackElo "1654"]
[PlyCount "40"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nc6 6. Be3 Nf6 7. 0-0 Qc7 8. Nc3 b5 9. Nxc6 dxc6 10. f4 Bb7 11. e5 Nd5 12. Nxd5 cxd5 13. Bd4 Bc5 14. c3 g6 15. Qd2 Rc8 16. Rfc1 Qb6 17. Be2 0-0 18. b4 Bxd4+ 19. cxd4 Rxc1+ 20. Rxc1 Rc8 1/2-1/2

[Event "CHN-ch U20"]
[Site "Shanghai"]
[Date "2024.02.16"]
[Round "1"]
[White "Shao, Xukai"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "B73"]
[WhiteElo "1442"]
[BlackElo "2102"]
[PlyCount "70"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 0-0 8. 0-0 Nc6 9. Qd2 d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Nxd5 cxd5 13. Rfd1 Bxb2 14. Rab1 Bf6 15. Bh6 Re8 16. Bb5 Bf5 17. Bxe8 Qxe8 18. Rbc1 d4 19. Bg5 Bg7 20. f3 Rc8 21. g4 Be6 22. Qb4 Qc6 23. Kf2 Bd5 24. Rd3 e6 25. Bd2 Bc4 26. Qe7 a6 27. Kg2 e5 28. Rb3 Bxb3 29. cxb3 Qa8 30. Rc4 Re8 31. Qd7 e4 32. Rc7 exf3+ 33. Kf1 Rf8 34. Bb4 Qe4 35. Qe7 Qxg4 0-1

[Event "CHN-ch U20"]
[Site "Shanghai"]
[Date "2024.02.16"]
[Round "2"]
[White "Sun, Yidi"]
[Black "Li, Deyang"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2102"]
[BlackElo "1693"]
[PlyCount "47"]
[EventDate "2024.02.16"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Bc4 c6 6. h3 g6 7. Nf3 Bg7 8. 0-0 0-0 9. Bg5 Be6 10. Bd3 Nbd7 11. Qe2 a5 12. Rad1 a4 13. a3 b5 14. Ne5 Qc7 15. f4 Bd5 16. f5 Nb6 17. Nxd5 Nbxd5 18. c3 Nd7 19. fxg6 hxg6 20. Nxg6 fxg6 21. Qe6+ Kh8 22. Qxg6 Bxd4+ 23. cxd4 N7f6 24. Rf5 1-0

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.02.04"]
[Round "11"]
[White "Zhu, Hengyi"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2163"]
[BlackElo "2087"]
[PlyCount "29"]
[EventDate "2023.01.30"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qa4 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 Bb7 12. Qc2 Be4 13. Qc1 Bb7 14. Qc2 Be4 15. Qc1 1/2-1/2

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.02.03"]
[Round "9"]
[White "Chen, Hongsen"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1862"]
[BlackElo "2087"]
[PlyCount "82"]
[EventDate "2023.01.30"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 e6 5. Nbd2 Nbd7 6. Bd3 Bd6 7. 0-0 0-0 8. e4 e5 9. exd5 cxd5 10. cxd5 exd4 11. Ne4 Ne5 12. Bg5 Bg4 13. Bxf6 gxf6 14. Be2 d3 15. Bxd3 Nxf3+ 16. gxf3 Bh3 17. Re1 f5 18. Ng3 f4 19. Qd2 Qf6 20. Bf1 fxg3 21. Bxh3 gxh2+ 22. Kh1 Kh8 23. Qc3 Qxc3 24. bxc3 Rae8 25. Re4 Rxe4 26. fxe4 Kg7 27. c4 b6 28. Rf1 Bf4 29. Kg2 Kf6 30. Kf3 Rg8 31. Bg2 Bd6 32. Bh1 Rg1 33. Ke2 Bf4 34. f3 Ke5 35. Kf2 Kd6 36. Ke2 Kc5 37. Rd1 Kxc4 38. d6 Bxd6 39. Rxd6 Rxh1 40. Rc6+ Kb5 41. Rh6 Ra1 0-1

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.02.03"]
[Round "10"]
[White "Sun, Yidi"]
[Black "Jin, Yueheng"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2087"]
[BlackElo "1900"]
[PlyCount "89"]
[EventDate "2023.01.30"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 e6 5. Nc3 Nd7 6. a3 Ne7 7. cxd5 Nxd5 8. h4 h6 9. Nxd5 cxd5 10. Bd3 Bxd3 11. Qxd3 Rc8 12. Ne2 h5 13. Bd2 a6 14. Nf4 Be7 15. Qg3 Kf8 16. Qf3 Kg8 17. Nxh5 g6 18. Nf4 Rxh4 19. Ke2 Bf8 20. Qg3 Rxh1 21. Rxh1 Bg7 22. Nd3 Rc2 23. Qh3 Qg5 24. f4 Qf5 25. Qf3 Qe4+ 26. Qxe4 dxe4 27. Nf2 Rxb2 28. Nxe4 Rc2 29. Nc3 Rb2 30. Rc1 Bh6 31. g3 g5 32. Rh1 Kg7 33. Kd3 gxf4 34. gxf4 Nb6 35. Bc1 Rg2 36. Ne4 Nd5 37. f5 Bxc1 38. f6+ Kg6 39. Rxc1 Rg4 40. Rc8 Nf4+ 41. Kc2 Rg2+ 42. Kb3 b5 43. Ra8 Re2 44. Rg8+ Kh5 45. Ng3+ 1-0

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.02.02"]
[Round "8"]
[White "Sun, Yidi"]
[Black "Huang, Renjie"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2087"]
[BlackElo "2455"]
[PlyCount "90"]
[EventDate "2023.01.30"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. b3 Nc6 3. Bb2 e5 4. Bb5 Nge7 5. Ne2 g6 6. 0-0 Bg7 7. Nbc3 0-0 8. d3 d6 9. f4 Nd4 10. Bc4 Bg4 11. h3 Bxe2 12. Nxe2 d5 13. exd5 Nxd5 14. Bxd5 Qxd5 15. c4 Qd7 16. Nxd4 exf4 17. Rxf4 f5 18. Qd2 cxd4 19. Rff1 Be5 20. Qf2 Qd6 21. Qf3 Rf7 22. Rae1 Re8 23. Re2 Bh2+ 24. Kh1 Rxe2 25. Qxe2 Bg3 26. Qf3 Bh4 27. Qf4 Qxf4 28. Rxf4 Bg5 29. Rf1 Be3 30. g3 Rd7 31. Kg2 Kf7 32. Re1 g5 33. g4 f4 34. Kf3 Kg6 35. Rh1 h5 36. h4 Rh7 37. b4 hxg4+ 38. Kxg4 Rh5 39. b5 gxh4 40. Ba3 Rg5+ 41. Kf3 Kf5 42. Bd6 Rg3+ 43. Ke2 Rg2+ 44. Kd1 Rd2+ 45. Ke1 f3 0-1

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.02.02"]
[Round "7"]
[White "Sun, Yidi"]
[Black "Xu, Yuyang"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2087"]
[PlyCount "77"]
[EventDate "2023.01.30"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. b3 g6 10. f4 0-0-0 11. Qf2 Nb6 12. c5 Bxf1 13. cxb6 Ba6 14. bxc7 Re8 15. Qxa7 Qb4+ 16. Nd2 Qb7 17. Qxb7+ Kxb7 18. Ne4 f5 19. Nf6 Re6 20. Nxd7 Be7 21. Be3 Kxc7 22. 0-0-0 g5 23. fxg5 Ra8 24. Nc5 Bxc5 25. Bxc5 h6 26. h4 Bc8 27. Kb2 Kb7 28. Rhe1 hxg5 29. hxg5 f4 30. Rd4 Rg6 31. Be7 c5 32. Rxf4 Rc6 33. Rc1 Ra5 34. Rfc4 Kb6 35. Bd8+ Kb5 36. Bxa5 Bf5 37. a4+ Kxa5 38. Rxc5+ Rxc5 39. Rxc5+ 1-0

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.02.01"]
[Round "6"]
[White "Gu, Xianghan"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "E17"]
[WhiteElo "1726"]
[BlackElo "2087"]
[PlyCount "126"]
[EventDate "2023.01.30"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. b3 b6 7. Bb2 Bb7 8. c4 dxc4 9. bxc4 c5 10. e3 cxd4 11. exd4 Nc6 12. Nbd2 Na5 13. Ne5 Bxg2 14. Kxg2 Qc7 15. Qe2 Rac8 16. Rac1 Nd7 17. Nef3 Qb7 18. h4 Nf6 19. Rfe1 Rc7 20. Bc3 Nc6 21. Ne4 Nxe4 22. Qxe4 Nb4 23. d5 Nxa2 24. Be5 Nxc1 25. Qg4 g6 26. Bxc7 Qxc7 27. Rxc1 h5 28. Qe4 exd5 29. Qxd5 Rd8 30. Qe4 Bf6 31. Rc2 Qc5 32. Nd2 a5 33. Qb7 Qb4 34. Ne4 Bg7 35. Qc7 Rf8 36. Nd6 a4 37. c5 a3 38. Qxb6 Qd4 39. Qb3 Qd1 40. Kh2 Kh7 41. Ne4 Kg8 42. Ng5 Bf6 43. c6 Bxg5 44. hxg5 Rc8 45. c7 Kg7 46. Qc3+ Kh7 47. Rd2 Rxc7 48. Qxc7 Qxd2 49. Qxf7+ Kh8 50. Qf8+ Kh7 51. Qh6+ Kg8 52. Qxg6+ Kf8 53. Qf6+ Kg8 54. Qg6+ Kf8 55. Qf5+ Ke7 56. g6 Qa2 57. Qe5+ Qe6 58. Qh8 Qxg6 59. Qe5+ Kf7 60. Qc7+ Kg8 61. Qb8+ Kg7 62. Qa7+ Qf7 63. Qxa3 Qxf2+ 1/2-1/2

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.02.01"]
[Round "5"]
[White "Sun, Yidi"]
[Black "Jiang, Qinyu"]
[Result "1/2-1/2"]
[ECO "C43"]
[WhiteElo "2087"]
[BlackElo "2238"]
[PlyCount "29"]
[EventDate "2023.01.30"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. dxe5 Bc5 5. Bc4 Nxf2 6. Bxf7+ Kxf7 7. Qd5+ Kg6 8. Qxc5 Nxh1 9. Nc3 h6 10. Qd5 Kh7 11. Qe4+ Kg8 12. Qd5+ Kh7 13. Qe4+ Kg8 14. Qd5+ Kh7 15. Qe4+ 1/2-1/2

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.01.31"]
[Round "3"]
[White "Sun, Yidi"]
[Black "Shi, Jiashuo"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2087"]
[BlackElo "1650"]
[PlyCount "95"]
[EventDate "2023.01.30"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. b3 Nb6 10. Nc3 d5 11. exd6 cxd6 12. Bf4 0-0-0 13. Qxe7 Bxe7 14. 0-0-0 d5 15. cxd5 Bxf1 16. Rhxf1 Ba3+ 17. Kc2 Nxd5 18. Nxd5 cxd5 19. Rd3 Rd7 20. Rc3+ Kd8 21. b4 Bxb4 22. Rb3 a5 23. a3 Rb7 24. axb4 a4 25. Rd3 Rxb4 26. Rxd5+ Ke7 27. Bd6+ Ke6 28. Bxb4 Kxd5 29. Ra1 Ra8 30. Kd3 g6 31. f4 h5 32. Rc1 Ke6 33. Rc5 Rd8+ 34. Kc4 f5 35. Rc6+ Kf7 36. Bc3 Re8 37. Rf6+ Kg8 38. Rxg6+ Kh7 39. Rg5 Re4+ 40. Kd3 Rxf4 41. Rg7+ Kh6 42. Bd2 Kxg7 43. Bxf4 Kf6 44. h4 Ke6 45. Kc4 a3 46. Kb3 Kd5 47. Kxa3 Ke4 48. g3 1-0

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.01.31"]
[Round "4"]
[White "Xie, Jianjun"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2414"]
[BlackElo "2087"]
[PlyCount "57"]
[EventDate "2023.01.30"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Bd7 5. e5 dxe5 6. Nxe5 Nc6 7. Nxd7 Qxd7 8. 0-0 e6 9. a3 Be7 10. b4 0-0 11. bxc5 Bxc5 12. d4 Be7 13. Bf3 Rac8 14. a4 Na5 15. Ba3 Nd5 16. Bxe7 Qxe7 17. Qd3 b6 18. Re1 Qd7 19. g3 Rc4 20. Re5 Rd8 21. Bxd5 exd5 22. Nd2 f6 23. Re3 Rcc8 24. Qb5 Qxb5 25. axb5 Re8 26. Ra3 Kf7 27. Kf1 Ra8 28. Ra4 Rac8 29. Ra3 1/2-1/2

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.01.30"]
[Round "2"]
[White "Cai, Ruichen"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "E35"]
[BlackElo "2087"]
[PlyCount "58"]
[EventDate "2023.01.30"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Bg5 h6 7. Bh4 c5 8. dxc5 Nc6 9. a3 Bxc3+ 10. Qxc3 g5 11. Bg3 d4 12. Qc1 Ne4 13. b4 h5 14. f3 h4 15. Bf2 Nxf2 16. Kxf2 0-0 17. e4 dxe3+ 18. Qxe3 Qf6 19. Rd1 Ne5 20. Qd4 Be6 21. Ne2 Rad8 22. Qa1 Bb3 23. Rd4 Nd3+ 24. Kg1 Qe5 25. h3 Nf4 26. Nxf4 gxf4 27. Rd1 Qe3+ 28. Kh2 Rxd1 29. Qf6 Qe6 0-1

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.01.30"]
[Round "1"]
[White "Sun, Yidi"]
[Black "Li, Siyuan"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2087"]
[PlyCount "81"]
[EventDate "2023.01.30"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. b3 d6 3. Bb2 Nf6 4. Nc3 a6 5. f4 b5 6. e5 Bg4 7. Be2 Bxe2 8. Qxe2 dxe5 9. fxe5 Nd5 10. e6 Nf6 11. exf7+ Kxf7 12. Nf3 h6 13. Ne5+ Kg8 14. Ng6 Qd6 15. Ne4 Qc6 16. Nxf6+ exf6 17. Nxh8 Kxh8 18. a4 b4 19. 0-0-0 Nd7 20. Qf3 Qxf3 21. gxf3 Nb6 22. d4 cxd4 23. Rxd4 Bc5 24. Rd3 a5 25. Rhd1 Be7 26. Re1 Bc5 27. Bd4 Nd7 28. Bxc5 Nxc5 29. Rd5 Rc8 30. Kd2 Rc7 31. Re8+ Kh7 32. Ra8 Ne6 33. Raxa5 Nf4 34. Rd4 Ne6 35. Rxb4 Ng5 36. Rf4 Ne6 37. Rc4 Rd7+ 38. Ke3 g6 39. Ra6 Re7 40. Re4 g5 41. Rexe6 1-0

[Event "China zt 3.5"]
[Site "Shaoxing"]
[Date "2021.05.31"]
[Round "9"]
[White "Gu, Jiazhen"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2116"]
[BlackElo "2107"]
[PlyCount "97"]
[EventDate "2021.05.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. g3 dxc4 5. Bg2 Bb4+ 6. Bd2 a5 7. Qc2 Bxd2+ 8. Nbxd2 b5 9. a4 c6 10. b3 cxb3 11. Nxb3 0-0 12. Ne5 Nd5 13. Nxc6 Nxc6 14. Qxc6 Bd7 15. Qd6 b4 16. Bxd5 exd5 17. Nc5 Bf5 18. Qxd8 Rfxd8 19. Kd2 Rab8 20. Nb3 Rdc8 21. Rhc1 Rc4 22. e3 g5 23. f3 Rbc8 24. Nc5 Rc6 25. g4 Bc8 26. Nb3 Rh6 27. Rh1 Rc3 28. Rac1 Bxg4 29. Rxc3 bxc3+ 30. Kxc3 Bxf3 31. Rf1 g4 32. Rf2 Ra6 33. Kd3 f5 34. Nd2 Be4+ 35. Nxe4 fxe4+ 36. Ke2 Rb6 37. Rf5 Rb2+ 38. Kf1 Rxh2 39. Rxd5 h6 40. Rxa5 Rh3 41. Re5 Rxe3 42. a5 Kf7 43. d5 Rd3 44. Rxe4 h5 45. Ra4 Rxd5 46. a6 Rd8 47. a7 Ra8 48. Kg2 Ke7 49. Kg3 1/2-1/2

[Event "China zt 3.5"]
[Site "Shaoxing"]
[Date "2021.05.30"]
[Round "8"]
[White "Sun, Yidi"]
[Black "Sun, Chao"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "2107"]
[BlackElo "2089"]
[PlyCount "88"]
[EventDate "2021.05.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. Ne5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nd7 11. Bf4 Nxe5 12. Bxe5 Nf6 13. 0-0-0 Ng4 14. Qf3 Nxe5 15. dxe5 Qa5 16. Qb3 Qb6 17. Rd3 Qxb3 18. Rxb3 0-0-0 19. Rf3 Rd7 20. Rd1 Rc7 21. h5 Be7 22. Ne4 Rf8 23. Rg3 Rg8 24. Rdd3 Rd7 25. Rdf3 Rgd8 26. c3 f5 27. exf6 gxf6 28. c4 f5 29. Nc3 Bg5+ 30. Kc2 Rd4 31. Kb3 f4 32. Rh3 e5 33. Rh1 e4 34. Rfh3 e3 35. f3 Rd2 36. g4 Rf2 37. Rb1 Rd3 38. c5 Rd4 39. Re1 a5 40. Re2 a4+ 41. Ka3 Rd3 42. Re1 Be7 43. Rb1 b5 44. Kb4 Rd4+ 0-1

[Event "China zt 3.5"]
[Site "Shaoxing"]
[Date "2021.05.29"]
[Round "7"]
[White "Zhu, Hengyi"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "B78"]
[WhiteElo "2202"]
[BlackElo "2107"]
[PlyCount "74"]
[EventDate "2021.05.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. h4 h5 13. Bg5 Rc5 14. Kb1 b5 15. g4 a5 16. gxh5 a4 17. h6 Bh8 18. h7+ Nxh7 19. Bd5 b4 20. Nce2 Qe8 21. h5 e6 22. hxg6 fxg6 23. Rxh7 Kxh7 24. Rh1+ Kg8 25. Nf4 Rxf4 26. Qxf4 exd5 27. Bf6 Bg7 28. Bxg7 Kxg7 29. Qh6+ Kf6 30. Qf4+ Kg7 31. Qh6+ Kf7 32. Qf4+ Kg8 33. Qf6 Nf7 34. Qxg6+ Kf8 35. Qf6 Kg8 36. Qg6+ Kf8 37. Qf6 Kg8 1/2-1/2

[Event "China zt 3.5"]
[Site "Shaoxing"]
[Date "2021.05.28"]
[Round "6"]
[White "Sun, Yidi"]
[Black "Yan, Tianqi"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "2107"]
[BlackElo "2207"]
[PlyCount "101"]
[EventDate "2021.05.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8. 0-0 Be7 9. f4 d6 10. Kh1 0-0 11. Qe1 Nxd4 12. Bxd4 b5 13. Qg3 Bb7 14. a3 Rad8 15. Rae1 Bc6 16. Bd3 Qd7 17. Nd1 Nh5 18. Qg4 Nf6 19. Qe2 Qc7 20. Qe3 Nd7 21. Qg3 e5 22. fxe5 dxe5 23. Ne3 f6 24. Nf5 Rf7 25. Nh6+ Kf8 26. Nxf7 Kxf7 27. Bc3 Kg8 28. Bb4 Nf8 29. Qe3 Ne6 30. Bxe7 Qxe7 31. c3 Nf4 32. Bc2 Qe6 33. Rd1 Rxd1 34. Rxd1 h5 35. h3 Qa2 36. Rb1 Qf7 37. Kh2 h4 38. Qf3 f5 39. Re1 Qa2 40. c4 Qxb2 41. cxb5 Qxc2 42. bxc6 Qxc6 43. exf5 Qf6 44. Qg4 Qd6 45. Qxh4 Qd2 46. Rg1 e4 47. Qg5 Qd6 48. Qg3 Qd2 49. Rb1 Qd6 50. Rf1 e3 51. Rxf4 1-0

[Event "China zt 3.5"]
[Site "Shaoxing"]
[Date "2021.05.27"]
[Round "5"]
[White "Xiao, Tong"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1913"]
[BlackElo "2107"]
[PlyCount "72"]
[EventDate "2021.05.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 Nc6 6. c3 Nge7 7. 0-0 Bg4 8. Bg5 Qd7 9. b4 h6 10. Bh4 0-0 11. Bg3 Ng6 12. Bxg6 fxg6 13. Nbd2 Ne7 14. Qb3 Bxg3 15. hxg3 Bf5 16. Rfe1 Rae8 17. Re3 c6 18. Rae1 g5 19. Ne5 Qd8 20. Qd1 Ng6 21. Ndf3 Qf6 22. g4 Bc8 23. Nxg6 Rxe3 24. Rxe3 Qxg6 25. Ne5 Qd6 26. a4 b6 27. Qb3 Rf4 28. f3 c5 29. bxc5 bxc5 30. Qa3 Qb6 31. Nd3 cxd4 32. Re8+ Kh7 33. c4 dxc4 34. Nxf4 gxf4 35. Rxc8 Qb1+ 36. Kh2 Qe1 1/2-1/2

[Event "China zt 3.5"]
[Site "Shaoxing"]
[Date "2021.05.26"]
[Round "4"]
[White "Sun, Yidi"]
[Black "Xue, Haowen"]
[Result "0-1"]
[ECO "B66"]
[WhiteElo "2107"]
[BlackElo "1948"]
[PlyCount "184"]
[EventDate "2021.05.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 h6 9. Bh4 Nxe4 10. Qf4 Ng5 11. Nxc6 bxc6 12. Qa4 Qc7 13. f4 Nh7 14. f5 Be7 15. Bxe7 Kxe7 16. Qh4+ Nf6 17. Qg3 e5 18. Qxg7 Bxf5 19. Qg3 Rag8 20. Qf2 Be6 21. Be2 d5 22. Rhf1 Nd7 23. Qh4+ f6 24. g3 Qb6 25. Qa4 Rb8 26. Qa3+ Qb4 27. Qxb4+ Rxb4 28. a3 Rb6 29. b4 Ra8 30. Na4 Rbb8 31. Nc5 Nxc5 32. bxc5 a5 33. Rd3 a4 34. g4 Rg8 35. Rh3 Rg6 36. Rh5 Ra5 37. h3 e4 38. Kd2 Rxc5 39. Rb1 Kd6 40. Rb4 Ra5 41. Rxe4 Rg5 42. Rxg5 hxg5 43. Rb4 Ra8 44. Ke3 c5 45. Rb6+ Ke5 46. Rb5 Rc8 47. Ra5 Bd7 48. Ra7 Bc6 49. Ra6 c4 50. Ra5 Rh8 51. Bf1 Re8 52. Be2 Kd6+ 53. Kd2 Re5 54. c3 Re8 55. Bd1 Rh8 56. Ra6 Kc5 57. Bxa4 Bxa4 58. Rxa4 Rxh3 59. Ra6 Rd3+ 60. Kc2 Rf3 61. a4 Rf2+ 62. Kb1 Rf4 63. Re6 Rf1+ 64. Kc2 Rf2+ 65. Kb1 d4 66. cxd4+ Kb4 67. d5 Kxa4 68. Rb6 Ka5 69. Re6 Kb4 70. Rc6 Kc3 71. d6 Rf1+ 72. Ka2 Rd1 73. Rb6 Rd5 74. Rc6 Kd4 75. d7 Rxd7 76. Rxf6 Ra7+ 77. Kb2 c3+ 78. Kb1 Ra5 79. Rf8 Re5 80. Rd8+ Rd5 81. Rf8 Kd3 82. Rf3+ Kd2 83. Rf2+ Ke3 84. Rf1 Rd4 85. Kc2 Rxg4 86. Kxc3 Rf4 87. Re1+ Kf2 88. Re8 g4 89. Kd3 g3 90. Re2+ Kf1 91. Ke3 Re4+ 92. Kxe4 Kxe2 0-1

[Event "China zt 3.5"]
[Site "Shaoxing"]
[Date "2021.05.25"]
[Round "3"]
[White "Yu, Tianxi"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "E24"]
[WhiteElo "1623"]
[BlackElo "2107"]
[PlyCount "74"]
[EventDate "2021.05.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 c5 5. a3 Bxc3+ 6. bxc3 Nc6 7. Nf3 d6 8. g3 e5 9. Bb2 0-0 10. Bg2 Qe7 11. e3 Na5 12. Nd2 Rb8 13. 0-0 b6 14. Rfe1 Ba6 15. Bf1 Nd7 16. d5 f5 17. e4 f4 18. Bh3 Rf6 19. Qa4 Nf8 20. Nb3 Bc8 21. Bxc8 Nxb3 22. Qxb3 Rxc8 23. Qd1 Qd7 24. Qd3 Ng6 25. Rac1 Rcf8 26. Rc2 Qh3 27. Qf1 Qh5 28. Bc1 Nh4 29. gxh4 Rg6+ 30. Qg2 Rxg2+ 31. Kxg2 Qg4+ 32. Kf1 f3 33. Rd1 Qxe4 34. Rdd2 Rf4 35. h5 Rg4 36. h3 Qe1+ 37. Kxe1 Rg1# 0-1

[Event "China zt 3.5"]
[Site "Shaoxing"]
[Date "2021.05.24"]
[Round "2"]
[White "Sun, Yidi"]
[Black "Xi, Qi"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2107"]
[BlackElo "2270"]
[PlyCount "164"]
[EventDate "2021.05.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Bc4 a6 6. Nf3 b5 7. Bb3 c5 8. dxc5 Qxd1+ 9. Kxd1 e6 10. Be3 Bb7 11. a4 b4 12. Na2 Ng4 13. Nxb4 Nxe3+ 14. fxe3 Bxc5 15. Nd3 Bxe3 16. Ke2 Ba7 17. Rhf1 Nd7 18. Rad1 h6 19. Nde5 Nf6 20. g3 Rc8 21. c3 Ke7 22. Nxf7 Kxf7 23. Ne5+ Ke8 24. Bxe6 Rc7 25. Ng6 Rh7 26. Bg8 Bc5 27. Bxh7 Nxh7 28. Rf5 Bc8 29. Re5+ Kf7 30. Rdd5 Bg1 31. Nf4 Nf6 32. Kf1 Ba7 33. Rd8 Bd7 34. a5 Ng4 35. Nd5 Bb5+ 36. Ke1 Rb7 37. Rf5+ Kg6 38. Rf4 Ne5 39. Kd2 Nc4+ 40. Kc1 Nxa5 41. b4 Nc4 42. Rc8 Ne3 43. Rc7 Nxd5 44. Rxb7 Be3+ 45. Kc2 Nxf4 46. gxf4 Bxf4 47. h4 Bg3 48. h5+ Kf6 49. Rb6+ Kf5 50. Kb3 Be2 51. c4 Bxh5 52. Rxa6 Bf3 53. c5 h5 54. c6 h4 55. Ra7 g5 56. c7 Bxc7 57. Rxc7 g4 58. b5 g3 59. Rf7+ Kg4 60. Kc3 g2 61. b6 h3 62. Rg7+ Kf4 63. Rf7+ Ke5 64. Rxf3 g1Q 65. Rxh3 Qd4+ 66. Kc2 Qxb6 67. Rc3 Qb5 68. Rb3 Qe2+ 69. Kc3 Kd5 70. Kb4 Kd4 71. Ka3 Qd2 72. Rb2 Qa5+ 73. Kb3 Kd3 74. Rb1 Qb5+ 75. Ka2 Qa4+ 76. Kb2 Kd2 77. Rh1 Qb4+ 78. Ka2 Qa5+ 79. Kb2 Qb6+ 80. Ka3 Qc5+ 81. Kb2 Qd4+ 82. Ka3 Qa7+ 0-1

[Event "China zt 3.5"]
[Site "Shaoxing"]
[Date "2021.05.23"]
[Round "1"]
[White "Peng, Xiongjian"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2485"]
[BlackElo "2107"]
[PlyCount "157"]
[EventDate "2021.05.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Qc2 e6 5. b3 Nbd7 6. Bb2 Bd6 7. Be2 0-0 8. Nc3 Qe7 9. 0-0 b6 10. d4 Bb7 11. Rad1 Rfe8 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Nf6 15. Qh4 c5 16. Rd3 Rad8 17. Rfd1 Ne4 18. Qh5 Nf6 19. Qh4 Ne4 20. dxc5 Nxc5 21. Qxe7 Bxe7 22. Rxd8 Rxd8 23. Rxd8+ Bxd8 24. Kf1 Nd7 25. Bd4 Bf6 26. Be3 Be4 27. Nd2 Bb7 28. f4 Kf8 29. Bf3 Bxf3 30. Nxf3 Ke7 31. Ke2 Kd6 32. Kd3 Nc5+ 33. Kc2 Nd7 34. b4 Kc7 35. Kb3 Be7 36. a3 h6 37. g4 Bd6 38. h3 Be7 39. Nd4 a6 40. Nf3 Bd6 41. Kc3 Be7 42. Kd3 Bd6 43. Bd2 Kd8 44. Ke3 Be7 45. Bc3 Bf6 46. Bxf6+ Nxf6 47. Ne5 Ke7 48. Kd4 Nd7 49. Nd3 g5 50. c5 bxc5+ 51. bxc5 gxf4 52. Ke4 f6 53. Kxf4 Kd8 54. c6 Nf8 55. Nc5 Kc7 56. Nxa6+ Kxc6 57. Nb4+ Kb5 58. Nc2 Kc4 59. Ke4 Kb3 60. Kd3 e5 61. Ne3 Ne6 62. Nd5 Nc5+ 63. Ke3 Nd7 64. Ke4 Kxa3 65. Kf5 Kb3 66. Ke6 Kc4 67. Ne3+ Kd3 68. Nf5 e4 69. Kxd7 e3 70. Nh4 Ke2 71. Nf5 Kf2 72. Nd4 e2 73. Nxe2 Kxe2 74. Ke6 Kf3 75. Kxf6 Kg3 76. Kg6 Kxh3 77. Kh5 Kg3 78. g5 hxg5 79. Kxg5 1/2-1/2

[Event "Tianjin Binhai Cup 2nd"]
[Site "Tianjin"]
[Date "2020.01.18"]
[Round "9"]
[White "Sun, Yidi"]
[Black "Bai, Changlin"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2168"]
[BlackElo "1832"]
[PlyCount "137"]
[EventDate "2020.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 cxd4 7. cxd4 Nh6 8. Bd3 g6 9. Nc3 Nf5 10. Bxf5 gxf5 11. 0-0 Na5 12. Ng5 h5 13. b4 Nc4 14. Nh3 Bd7 15. Bg5 Be7 16. Bxe7 Kxe7 17. Nf4 Qc6 18. b5 Qc8 19. Rc1 b6 20. Qb3 Qb7 21. Qb4+ Ke8 22. Rfe1 Rh6 23. h4 Rc8 24. Rcd1 a5 25. Qb3 Ke7 26. Rd3 Rg8 27. Nd1 Rg4 28. g3 Rg8 29. a4 f6 30. Ne3 fxe5 31. dxe5 Rc8 32. Rd4 Nxe3 33. Qxe3 Rh7 34. Ng6+ Kf7 35. Qg5 Rg7 36. Qf6+ Kg8 37. Ne7+ Kh7 38. Nxc8 Qxc8 39. Rxd5 Qc3 40. Qxg7+ Kxg7 41. Rxd7+ Kg6 42. Re3 Qa1+ 43. Kg2 Qxa4 44. Rd6 Qxb5 45. Rxe6+ Kg7 46. Rd6 Qc5 47. Rd7+ Kf8 48. e6 Ke8 49. Rf7 a4 50. Rf3 Qc6 51. R7xf5 a3 52. Rf8+ Ke7 53. R8f7+ Ke8 54. Ra7 b5 55. Raxa3 Ke7 56. Rae3 b4 57. Kh2 Qb5 58. Rf4 b3 59. Rf7+ Ke8 60. Rff3 Ke7 61. Rxb3 Qd5 62. Rbe3 Qa2 63. Rf5 Qd2 64. Rf7+ Ke8 65. e7 Qxe3 66. fxe3 Kxf7 67. g4 hxg4 68. Kg3 Kxe7 69. Kxg4 1-0

[Event "Tianjin Binhai Cup 2nd"]
[Site "Tianjin"]
[Date "2020.01.17"]
[Round "7"]
[White "Sun, Yidi"]
[Black "Zhang, Lehan B"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2168"]
[BlackElo "1620"]
[PlyCount "123"]
[EventDate "2020.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Be7 9. Qd2 0-0 10. 0-0-0 Nbd7 11. g4 b5 12. g5 b4 13. Ne2 Ne8 14. f4 a5 15. f5 a4 16. Nbd4 exd4 17. Nxd4 Nc5 18. fxe6 fxe6 19. Bc4 Qc8 20. Nf5 Rxf5 21. exf5 d5 22. Bxd5 exd5 23. Qxd5+ Kh8 24. Qf7 b3 25. Bxc5 Qxc5 26. c3 Nd6 27. Qd5 Bxg5+ 28. Kb1 Qxd5 29. Rxd5 Nc4 30. Re1 h6 31. Re2 a3 32. axb3 Nxb2 33. Ka2 Kg8 34. c4 Kf7 35. c5 Ra7 36. c6 Be7 37. Rc2 Rc7 38. Rd4 Kf6 39. Rd5 Kf7 40. Re2 Kf6 41. Re6+ Kf7 42. Rd4 Kf8 43. b4 Na4 44. Kxa3 Nb6 45. Kb3 Kf7 46. Rd2 Kf8 47. Rd4 Kf7 48. Rde4 Nc8 49. R4e5 Nd6 50. b5 Nxf5 51. b6 Nd4+ 52. Ka4 Rxc6 53. Rxe7+ Kf6 54. Ka5 Rc8 55. Ka6 g5 56. Re4 g4 57. Rc7 Ra8+ 58. Kb7 Ra4 59. Rd7 Ne6 60. Rxa4 Nc5+ 61. Kc6 Nxa4 62. b7 1-0

[Event "Tianjin Binhai Cup 2nd"]
[Site "Tianjin"]
[Date "2020.01.17"]
[Round "8"]
[White "Xu, Nuo"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1891"]
[BlackElo "2168"]
[PlyCount "70"]
[EventDate "2020.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Be2 Nc6 7. 0-0 Be7 8. h3 0-0 9. Be3 cxd4 10. Nxd4 Nxd4 11. cxd4 Rd8 12. Nc3 Qa5 13. Qb3 Bd7 14. Bf3 Bc6 15. Bxc6 bxc6 16. Qc4 Rac8 17. Rac1 h6 18. a3 c5 19. dxc5 Bxc5 20. Bxc5 Rxc5 21. Qf4 Rf5 22. Qe3 Re5 23. Qf4 Nh5 24. Qa4 Qb6 25. Rc2 Kh7 26. Rfc1 Rd4 27. Qe8 Rf5 28. Nd1 Nf4 29. Ne3 Rg5 30. Qxf7 Nxh3+ 31. Kh2 Rh4 32. g3 Nxf2+ 33. Kg2 Qxe3 34. Qxf2 Qe4+ 35. Qf3 Rh2+ 0-1

[Event "Tianjin Binhai Cup 2nd"]
[Site "Tianjin"]
[Date "2020.01.16"]
[Round "6"]
[White "Mi, Tenglong"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1740"]
[BlackElo "2168"]
[PlyCount "81"]
[EventDate "2020.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. Kb1 Nc4 13. Bxc4 Rxc4 14. g4 b5 15. h4 b4 16. Nce2 h5 17. gxh5 Nxh5 18. Bh6 Qc8 19. Rdg1 Kh7 20. Bxg7 Kxg7 21. Qg5 Nf6 22. e5 dxe5 23. h5 Rh8 24. hxg6 Rxh1 25. gxf7+ Kxf7 26. Qg6+ Kf8 27. Rxh1 Bh3 28. b3 Rxd4 29. Nxd4 exd4 30. Qh6+ Kf7 31. Qxh3 Qc5 32. Re1 Qd5 33. Qc8 Nd7 34. Qd8 e6 35. Rh1 Nf6 36. Qc7+ Kg6 37. Rg1+ Kf5 38. Qg3 e5 39. Qh3+ Kf4 40. Rg6 Qf7 41. Qh4+ 1-0

[Event "Tianjin Binhai Cup 2nd"]
[Site "Tianjin"]
[Date "2020.01.15"]
[Round "5"]
[White "Sun, Yidi"]
[Black "Gu, Jiazhen"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2168"]
[BlackElo "2012"]
[PlyCount "72"]
[EventDate "2020.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be7 8. Be3 Be6 9. Qd2 0-0 10. 0-0-0 Nbd7 11. g4 b5 12. g5 Nh5 13. Nd5 Bxd5 14. exd5 f5 15. gxf6 Bxf6 16. Na5 Nf4 17. h4 Kh8 18. Nc6 Qe8 19. Bxf4 exf4 20. Re1 Qh5 21. Be2 Nb6 22. Rd1 Rae8 23. Rhg1 Re3 24. Rg2 Rfe8 25. c3 Na4 26. Rdg1 Nxc3 27. bxc3 Rxc3+ 28. Kd1 Qf5 29. Qb2 Qxd5+ 30. Qd2 Qf5 31. Qb2 Rxc6 32. Qb3 Rc3 33. Qb2 Rxf3 34. Qc2 Qxc2+ 35. Kxc2 Rc3+ 36. Kd1 f3 0-1

[Event "Tianjin Binhai Cup 2nd"]
[Site "Tianjin"]
[Date "2020.01.15"]
[Round "4"]
[White "Tian, Jialin"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1902"]
[BlackElo "2168"]
[PlyCount "74"]
[EventDate "2020.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. g3 Nc6 6. Bg2 e6 7. d3 Nge7 8. 0-0 0-0 9. Be3 Nd4 10. Qd2 Rb8 11. Nd1 b5 12. c3 Nxf3+ 13. Bxf3 b4 14. d4 bxc3 15. bxc3 cxd4 16. cxd4 d5 17. e5 Ba6 18. Re1 Nc6 19. Bf2 Qe7 20. Rc1 Rfc8 21. Re3 Bf8 22. Rec3 Qd7 23. Qe3 Bc4 24. a3 Na5 25. R1c2 Rb1 26. Rb2 Rb8 27. Rxb8 Rxb8 28. h4 Qa4 29. g4 Rb1 30. Kh2 Rxd1 31. Bxd1 Qxd1 32. Kg3 Nb3 33. f5 Nd2 34. Qf4 Ne4+ 35. Kh2 Nxc3 36. fxe6 fxe6 37. h5 Ne4 0-1

[Event "Tianjin Binhai Cup 2nd"]
[Site "Tianjin"]
[Date "2020.01.14"]
[Round "3"]
[White "Sun, Yidi"]
[Black "He, Ping"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2168"]
[BlackElo "1812"]
[PlyCount "99"]
[EventDate "2020.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c6 7. Re1 Nbd7 8. a4 e5 9. dxe5 dxe5 10. Qd6 Ne8 11. Qa3 Qc7 12. Be3 Nef6 13. Rad1 Re8 14. Bc4 Nb6 15. Bxb6 axb6 16. Qd6 Qxd6 17. Rxd6 h6 18. h3 Kf8 19. Red1 Nh5 20. b4 Nf4 21. b5 Be6 22. bxc6 bxc6 23. Rxc6 Bxc4 24. Rxc4 Rec8 25. Rxc8+ Rxc8 26. Nd5 Nxd5 27. Rxd5 Rxc2 28. Rd6 Rb2 29. Rc6 Ke7 30. Rc4 Ke6 31. Ne1 Rb1 32. Kf1 Bf8 33. Ke2 Bc5 34. Nd3 Kd6 35. a5 Ra1 36. axb6 Bxb6 37. Rc2 f5 38. exf5 gxf5 39. g4 e4 40. Nf4 Ba5 41. f3 Re1+ 42. Kf2 e3+ 43. Kg3 Rg1+ 44. Rg2 Be1+ 45. Kh2 Rf1 46. Re2 Rxf3 47. Rxe1 Rxf4 48. gxf5 Ke5 49. Rxe3+ Kxf5 50. Kg3 1/2-1/2

[Event "Tianjin Binhai Cup 2nd"]
[Site "Tianjin"]
[Date "2020.01.13"]
[Round "2"]
[White "Peng, Xiongjian"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2489"]
[BlackElo "2168"]
[PlyCount "53"]
[EventDate "2020.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Nxc6 bxc6 11. Bh6 Bxh6 12. Qxh6 Qa5 13. e5 Nd7 14. h4 Nxe5 15. h5 Bf5 16. g4 f6 17. Qe3 Bd7 18. hxg6 hxg6 19. f4 Nxg4 20. Qxe7 Rf7 21. Rh8+ Kxh8 22. Qxf7 Qc7 23. Bd3 Qxf4+ 24. Kb1 Nf2 25. Rg1 Rb8 26. Qxg6 Rxb2+ 27. Ka1 1-0

[Event "Tianjin Binhai Cup 2nd"]
[Site "Tianjin"]
[Date "2020.01.13"]
[Round "1"]
[White "Sun, Yidi"]
[Black "Sun, Haiyang"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2168"]
[BlackElo "1324"]
[PlyCount "85"]
[EventDate "2020.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Rc8 7. 0-0 Nge7 8. Na3 Nf5 9. Nc2 Be7 10. a3 0-0 11. b4 c4 12. g4 Nh4 13. Nxh4 Bxh4 14. f4 Be7 15. Bf3 Qb6 16. Be3 Qc7 17. Qe2 Rce8 18. Qg2 f6 19. exf6 Rxf6 20. f5 Qd6 21. Rae1 Kh8 22. Qd2 exf5 23. Bf4 Qxf4 24. Qxf4 fxg4 25. Bxd5 Rxf4 26. Rxf4 Bd6 27. Rxe8+ Bxe8 28. Rxg4 b5 29. Re4 Bd7 30. Bxc6 Bxc6 31. Re6 Bxh2+ 32. Kxh2 Bd7 33. Rd6 Be8 34. Rd8 Kg8 35. Rxe8+ Kf7 36. Re1 h5 37. d5 g5 38. d6 g4 39. d7 h4 40. d8Q g3+ 41. Kh3 Kg6 42. Re6+ Kf5 43. Qf6# 1-0

[Event "CHN-ch blitz"]
[Site "Shenyang"]
[Date "2019.12.19"]
[Round "9"]
[White "Sun, Yidi"]
[Black "Dai, Changren"]
[Result "0-1"]
[ECO "C25"]
[WhiteElo "2168"]
[BlackElo "2288"]
[PlyCount "39"]
[EventDate "2019.12.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 Nc6 2. Nc3 e5 3. f4 exf4 4. Nf3 g5 5. g3 g4 6. Nh4 d6 7. d4 Bg7 8. Bb5 f3 9. Be3 Nge7 10. Qd2 a6 11. Bc4 Be6 12. Bb3 d5 13. e5 Na5 14. Bh6 Bxh6 15. Qxh6 Nxb3 16. axb3 Qd7 17. h3 0-0-0 18. hxg4 Bxg4 19. Qf6 Nf5 20. Kf2 0-1

[Event "CHN-ch blitz"]
[Site "Shenyang"]
[Date "2019.12.19"]
[Round "7"]
[White "Xu, Minghui"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2268"]
[BlackElo "2168"]
[PlyCount "156"]
[EventDate "2019.12.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. e3 d5 4. b3 b6 5. Bb2 Bb7 6. Nc3 Nbd7 7. cxd5 exd5 8. d4 Bd6 9. g3 0-0 10. Bg2 c6 11. 0-0 Re8 12. Rc1 Qe7 13. Ne2 Ne4 14. Nf4 Rac8 15. Rc2 Ba6 16. Nd3 c5 17. dxc5 Ndxc5 18. Nb4 Bxf1 19. Nxd5 Qe6 20. Bxf1 Nd7 21. Bc4 Qg6 22. Nh4 Qg5 23. Nf4 Bxf4 24. exf4 Qd8 25. Nf5 Ndf6 26. Qf3 Nd2 27. Qg2 Re1+ 28. Bf1 Rxf1+ 29. Qxf1 Nxf1 30. Rxc8 Qxc8 31. Ne7+ Kf8 32. Nxc8 Nd2 33. Nxa7 Nd5 34. Bd4 Nf3+ 35. Kg2 Nxd4 36. Nc8 Nf5 37. Kf3 Nc3 38. a4 Nd5 39. Ke4 Nfe7 40. Nxe7 Nxe7 41. Ke5 Ke8 42. Kd6 Kd8 43. b4 h5 44. a5 bxa5 45. bxa5 Nf5+ 46. Ke5 Ne7 47. Kd6 Nf5+ 48. Ke5 Ne7 49. Kd6 Nc8+ 50. Kc6 Na7+ 51. Kb6 Nc8+ 52. Kc6 Ke7 53. a6 Na7+ 54. Kb6 Nc8+ 55. Kb7 Nd6+ 56. Kc6 Nc8 57. Kc7 Na7 58. Kb7 Nb5 59. Kc6 Na7+ 60. Kb6 Nc8+ 61. Kc7 Na7 62. h3 f5 63. Kb6 Nc8+ 64. Kc5 Kd7 65. Kd5 g6 66. Ke5 Ke7 67. f3 Na7 68. Kd5 Kd7 69. g4 fxg4 70. fxg4 hxg4 71. hxg4 Nb5 72. Kc5 Na7 73. Kd5 Nb5 74. f5 gxf5 75. gxf5 Nc7+ 76. Ke5 Nxa6 77. f6 Ke8 78. f7+ Kxf7 1/2-1/2

[Event "CHN-ch blitz"]
[Site "Shenyang"]
[Date "2019.12.19"]
[Round "8"]
[White "Zhao, Chenxi"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2227"]
[BlackElo "2168"]
[PlyCount "123"]
[EventDate "2019.12.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Qd3 Nf6 7. c4 g6 8. Nc3 Bg7 9. 0-0 0-0 10. h3 Rc8 11. Be3 a6 12. Bxc6 Bxc6 13. Nd4 Qc7 14. Rac1 Rfe8 15. Rfd1 Nd7 16. b3 Nc5 17. Qb1 Qd7 18. Nde2 Ne6 19. c5 Red8 20. cxd6 exd6 21. Nd4 Nxd4 22. Bxd4 Qe6 23. Bxg7 Kxg7 24. Qd3 Qe5 25. b4 b5 26. a3 Bb7 27. Qe3 Rc4 28. f4 Qe7 29. Rd4 Rdc8 30. Rxc4 Rxc4 31. Re1 Qc7 32. Nd5 Bxd5 33. exd5 Qd7 34. Qd2 Qf5 35. Rf1 Qe4 36. f5 Qd4+ 37. Qxd4+ Rxd4 38. fxg6 hxg6 39. Rc1 Rxd5 40. Rc6 Kf6 41. Rxa6 Ke5 42. Kf2 Rd2+ 43. Kf3 d5 44. Ra5 Rd3+ 45. Ke2 Rg3 46. Kf2 Rb3 47. Ke2 Ke4 48. Rxb5 Rxa3 49. Rb7 Ra2+ 50. Kf1 f5 51. b5 d4 52. b6 d3 53. Re7+ Kf4 54. b7 Rb2 55. Ke1 g5 56. Rd7 Ke3 57. Re7+ Kf4 58. Rd7 Ke3 59. Re7+ Kf4 60. Rd7 Kg3 61. Rxd3+ Kxg2 62. Rd2+ 1-0

[Event "CHN-ch blitz"]
[Site "Shenyang"]
[Date "2019.12.18"]
[Round "3"]
[White "Nie, Xinyang"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "2268"]
[BlackElo "2168"]
[PlyCount "129"]
[EventDate "2019.12.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3 6. Qxc3 d5 7. e3 b6 8. b4 Bb7 9. Bb2 Nbd7 10. cxd5 Bxd5 11. Bb5 c6 12. Bxc6 Rc8 13. b5 Nb8 14. d3 Nxc6 15. bxc6 Bxc6 16. Qd2 Bb5 17. Nd4 Ba6 18. Rd1 Qd7 19. 0-0 Rfd8 20. f4 Nd5 21. Nf3 Ne7 22. Qf2 Ng6 23. h4 h5 24. Rd2 Qa4 25. Rfd1 Qb3 26. Bd4 Bb7 27. Ne5 Nxe5 28. Bxe5 Qxa3 29. Qg3 Qf8 30. e4 f6 31. Bb2 Qf7 32. Qe3 Re8 33. d4 Qg6 34. Re1 Rcd8 35. Rde2 a5 36. Qb3 Rd6 37. f5 Qf7 38. fxe6 Qxe6 39. d5 Qg4 40. Ba3 Rdd8 41. Qxb6 Rb8 42. Bd6 Rbc8 43. Qxb7 a4 44. Qa6 Ra8 45. Qd3 Qd7 46. Ba3 Qg4 47. Qf3 Qxh4 48. d6 Red8 49. Rc1 Qg5 50. Rec2 Qe5 51. Rd1 h4 52. Qf5 Qg3 53. Qf3 Qe5 54. Qd3 Kh7 55. Rc5 Qf4 56. Rh5+ Kg6 57. Rf5 Qg4 58. Rf3 Kf7 59. Qd5+ Qe6 60. Qxe6+ Kxe6 61. Rc3 Rac8 62. Rdc1 Rxc3 63. Rxc3 Rb8 64. Rc7 Rb3 65. Re7# 1-0

[Event "CHN-ch blitz"]
[Site "Shenyang"]
[Date "2019.12.18"]
[Round "1"]
[White "Peng, Xiongjian"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2383"]
[BlackElo "2168"]
[PlyCount "122"]
[EventDate "2019.12.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. 0-0 Be7 5. d4 0-0 6. c4 dxc4 7. Ne5 Nc6 8. Bxc6 bxc6 9. Nxc6 Qe8 10. Nxe7+ Qxe7 11. Nc3 c5 12. dxc5 Qxc5 13. Be3 Qc6 14. f3 Bb7 15. Qa4 Rfd8 16. Rfd1 Nd5 17. Qxc6 Bxc6 18. Nxd5 Bxd5 19. Rac1 a6 20. Bb6 Rdb8 21. Bd4 Rc8 22. Kf2 Rab8 23. a3 Rb3 24. Bc3 f5 25. Ke3 Kf7 26. h4 h6 27. Kf4 g6 28. Rd4 Rc7 29. Rd2 Rbb7 30. Be5 Rd7 31. e4 fxe4 32. fxe4 g5+ 33. hxg5 hxg5+ 34. Kxg5 Bxe4 35. Rxd7+ Rxd7 36. Rxc4 Bd3 37. Rc6 a5 38. b3 Rb7 39. Rc3 Be4 40. Kf4 Bd5 41. Rc7+ Rxc7 42. Bxc7 Bxb3 43. Bxa5 Kf6 44. Bc3+ Ke7 45. Be5 Kd7 46. Kg5 Kc6 47. Kf6 Kb7 48. g4 Bc2 49. g5 Ka8 50. Ke7 Kb7 51. Kd6 Ka8 52. Kc7 Bd3 53. Kd6 Bc2 54. Kxe6 Kb7 55. Kd6 Ka8 56. Kc7 Bd3 57. Bd4 Bc2 58. Kb6 Bd3 59. a4 Bc2 60. a5 Bd3 61. Kc7 Bc2 1/2-1/2

[Event "CHN-ch rapid"]
[Site "Shenyang"]
[Date "2019.12.18"]
[Round "7"]
[White "Peng, Xiongjian"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "2417"]
[BlackElo "2221"]
[PlyCount "84"]
[EventDate "2019.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Re1 Rc8 7. c3 e6 8. d4 cxd4 9. Nxd4 a6 10. Bg5 Be7 11. Nd2 0-0 12. Qe2 Nc5 13. Rad1 d5 14. e5 Nfe4 15. Bxe7 Qxe7 16. Nxe4 Nxe4 17. f3 Nc5 18. f4 g6 19. Qg4 Ne4 20. Rd3 Rce8 21. g3 f6 22. exf6 Qxf6 23. Nf3 e5 24. Re2 exf4 25. Kg2 fxg3 26. hxg3 h5 27. Qd7 Rd8 28. Qc7 Rfe8 29. Nd4 Nd6 30. Rf3 Rxe2+ 31. Nxe2 Qg5 32. Nf4 Nf5 33. Rd3 Re8 34. Qd7 Rf8 35. Qxd5+ Kh7 36. Qxb7+ Kh6 37. Kh2 Nxg3 38. Rxg3 Qxf4 39. Qb6 Rf6 40. Qd8 Qf2+ 41. Rg2 Qh4+ 42. Kg1 Rf1+ 0-1

[Event "CHN-ch rapid"]
[Site "Shenyang"]
[Date "2019.12.18"]
[Round "8"]
[White "Sun, Yidi"]
[Black "Dai, Changren"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2221"]
[BlackElo "2388"]
[PlyCount "96"]
[EventDate "2019.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c6 7. Re1 Bg4 8. Be3 Qc7 9. a4 e5 10. dxe5 dxe5 11. Bc4 Nbd7 12. h3 Bxf3 13. Qxf3 Rfe8 14. Rad1 b6 15. h4 Nf8 16. Bg5 Nh5 17. Rd6 Nf4 18. Red1 N4e6 19. Bxe6 Rxe6 20. Qd3 Rc8 21. Be3 Rxd6 22. Qxd6 Ne6 23. Qxc7 Rxc7 24. Ne2 Kf8 25. a5 b5 26. b4 Ke8 27. Nc1 a6 28. Nb3 Bf6 29. g3 Be7 30. Bb6 Rd7 31. Rxd7 Kxd7 32. Bc5 f5 33. f3 Nd4 34. Bxd4 exd4 35. Nxd4 fxe4 36. fxe4 Bxb4 37. Nb3 Kd6 38. Kf2 c5 39. Kf3 c4 40. Nd4 Bxa5 41. Kg4 Bd2 42. h5 gxh5+ 43. Kf5 b4 44. Kf6 Bc3 45. e5+ Kd5 46. Nf3 b3 47. cxb3 cxb3 48. Kf5 b2 0-1

[Event "CHN-ch blitz"]
[Site "Shenyang"]
[Date "2019.12.18"]
[Round "2"]
[White "Sun, Yidi"]
[Black "Xiang, Zeyu"]
[Result "1/2-1/2"]
[ECO "C25"]
[WhiteElo "2168"]
[BlackElo "2260"]
[PlyCount "109"]
[EventDate "2019.12.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 g5 5. g3 g4 6. Nh4 f3 7. d4 d6 8. Be3 Be7 9. Qd2 Bxh4 10. gxh4 Qxh4+ 11. Bf2 Qh6 12. Be3 Qh4+ 13. Bf2 Qd8 14. h3 h5 15. Bc4 Na5 16. Bd3 Ne7 17. Bh4 gxh3 18. Nd5 Nac6 19. Bb5 Bd7 20. Bxc6 Bxc6 21. Bxe7 Qc8 22. Bf6 Rg8 23. Ne7 Qg4 24. Nxg8 Qxe4+ 25. Kf2 Kd7 26. Qe3 Rxg8 27. Qxe4 Bxe4 28. Rag1 Rg2+ 29. Rxg2 hxg2 30. Rxh5 Bxc2 31. Rg5 Be4 32. Rg8 c6 33. Bg5 Ke6 34. Be3 Kd5 35. b3 a5 36. Ke1 Bb1 37. a3 Bc2 38. b4 axb4 39. axb4 Kc4 40. Rg7 Bg6 41. Kf2 Kxb4 42. Kxf3 b5 43. Kxg2 Kc3 44. Rg8 b4 45. Rb8 b3 46. Bc1 c5 47. dxc5 dxc5 48. Bg5 c4 49. Bf6+ Kc2 50. Kf2 c3 51. Rc8 b2 52. Rxc3+ Kd1 53. Rb3 b1Q 54. Rxb1+ Bxb1 55. Ke3 1/2-1/2

[Event "CHN-ch rapid"]
[Site "Shenyang"]
[Date "2019.12.18"]
[Round "9"]
[White "Sun, Yidi"]
[Black "Xu, Minghui"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2221"]
[BlackElo "2406"]
[PlyCount "119"]
[EventDate "2019.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 g6 4. e5 Bg7 5. f4 Nh6 6. Nf3 Bg4 7. Bd3 Nf5 8. Bxf5 Bxf5 9. 0-0 0-0 10. Be3 Nd7 11. h3 f6 12. g4 Be4 13. Nd2 f5 14. Ncxe4 dxe4 15. g5 e6 16. Kh2 h5 17. c4 Nb6 18. b4 a5 19. a3 Rf7 20. Qc2 Bf8 21. Qc3 a4 22. Rad1 Rd7 23. Qc2 Qc7 24. Nb1 Kf7 25. Rd2 Be7 26. h4 Bd8 27. Qa2 Be7 28. Nc3 Qd8 29. Rb1 Qc7 30. Rc2 Rad8 31. Rd2 Kg7 32. Kg3 Kf7 33. Kf2 Kg7 34. c5 Nd5 35. Nxd5 Rxd5 36. b5 cxb5 37. Rxb5 R8d7 38. Rdb2 Qc8 39. Qc4 Qa8 40. Rb6 Kf7 41. R2b4 Bd8 42. Rxa4 Qc8 43. Rb2 Qc6 44. Rab4 Ba5 45. Rb5 Bd8 46. Qb4 Qa6 47. Rxb7 Qd3 48. c6 Qd1 49. Re2 Re7 50. Qc3 Qh1 51. Rxe7+ Bxe7 52. c7 Qxh4+ 53. Kg2 Qg4+ 54. Kf1 Rb5 55. c8Q Rb1+ 56. Re1 Qh3+ 57. Ke2 Qg2+ 58. Bf2 Qg4+ 59. Kd2 Qxf4+ 60. Qe3 1-0

[Event "CHN-ch blitz"]
[Site "Shenyang"]
[Date "2019.12.18"]
[Round "4"]
[White "Sun, Yidi"]
[Black "Zhao, Yuanhe"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2168"]
[BlackElo "2346"]
[PlyCount "92"]
[EventDate "2019.12.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 b5 8. 0-0-0 Bb7 9. Kb1 Nxd4 10. Qxd4 Nf6 11. f3 Rc8 12. Bd3 Bd6 13. Qb6 Qxb6 14. Bxb6 Bb8 15. a4 b4 16. Na2 b3 17. cxb3 d5 18. exd5 Nxd5 19. Bd4 0-0 20. Be4 f5 21. Bxd5 Bxd5 22. Rd3 g5 23. Nb4 Bb7 24. Re1 a5 25. Nc2 Kf7 26. Rc3 Bd5 27. Rxc8 Rxc8 28. Na1 Bxh2 29. Rh1 Bf4 30. Rxh7+ Kg6 31. Rg7+ Kh6 32. Ra7 Rc1+ 33. Ka2 Rd1 34. Bc3 Rg1 35. Rxa5 Rxg2 36. Ra7 Bxf3 37. a5 g4 38. Re7 Re2 39. b4 Bd5+ 40. Ka3 g3 41. a6 g2 42. Bd4 Re3+ 43. Bxe3 Bxe3 44. a7 g1Q 45. Rxe6+ Bxe6 46. a8Q Qxa1# 0-1

[Event "CHN-ch blitz"]
[Site "Shenyang"]
[Date "2019.12.18"]
[Round "6"]
[White "Sun, Yidi"]
[Black "Zou, Chen"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2168"]
[BlackElo "2341"]
[PlyCount "106"]
[EventDate "2019.12.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 b5 8. Qd2 Nbd7 9. 0-0-0 b4 10. Na4 d5 11. exd5 Nxd5 12. Bc4 Bb7 13. Rhe1 Be7 14. Bb3 0-0 15. Kb1 Rc8 16. h4 Nc5 17. Nxc5 Bxc5 18. h5 Nxe3 19. Qxe3 Qf6 20. Qe5 Qxe5 21. Rxe5 Rfd8 22. c3 bxc3 23. bxc3 Bd6 24. Ree1 Bg3 25. Re3 h6 26. Red3 Rc7 27. Ne2 Rxd3 28. Rxd3 Bh4 29. g3 Bf6 30. Kc2 Kf8 31. a4 Ke7 32. a5 Rc5 33. Ba4 Bc8 34. Kb3 Rxa5 35. Kb4 Rxh5 36. Nf4 a5+ 37. Kb3 Rc5 38. c4 Be5 39. Ne2 g5 40. Bb5 h5 41. f4 gxf4 42. gxf4 Bc7 43. Nd4 Bb7 44. Ne2 Bc6 45. Bxc6 Rxc6 46. Rg3 Rb6+ 47. Kc3 a4 48. Rg5 Rb3+ 49. Kc2 Re3 50. Kd2 Rf3 51. Rxh5 a3 52. Rc5 Bd6 53. Ra5 Bb4+ 0-1

[Event "CHN-ch blitz"]
[Site "Shenyang"]
[Date "2019.12.18"]
[Round "5"]
[White "Wang, Shixu B"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2323"]
[BlackElo "2168"]
[PlyCount "83"]
[EventDate "2019.12.18"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 0-0 6. Nc3 d5 7. Qf4 b6 8. e3 Bb7 9. Be2 Nbd7 10. 0-0 c5 11. Rfd1 Qe7 12. Ne5 cxd4 13. Nxd7 Qxd7 14. Qxd4 Qe7 15. cxd5 Nxd5 16. Ne4 Rfd8 17. Qe5 Rac8 18. Ng3 Qf6 19. Qxf6 Nxf6 20. Rxd8+ Rxd8 21. Rc1 Kf8 22. f3 Ke7 23. Kf2 Nd5 24. e4 Nf4 25. Rc2 Nxe2 26. Nxe2 Rd7 27. Ke3 Ba6 28. Nd4 Bb7 29. b4 e5 30. Nf5+ Kf6 31. Kf2 g6 32. Ne3 Rd4 33. Rc7 Ba6 34. Rxa7 Rd2+ 35. Kg3 Rxa2 36. b5 Re2 37. Nd5+ Kg7 38. bxa6 h5 39. h4 b5 40. Rb7 Ra2 41. a7 Kh6 42. Nc7 1-0

[Event "CHN-ch rapid"]
[Site "Shenyang"]
[Date "2019.12.17"]
[Round "2"]
[White "Gao, Rui"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2446"]
[BlackElo "2221"]
[PlyCount "125"]
[EventDate "2019.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Qe2 Rc8 7. Rd1 a6 8. h3 Qc7 9. b3 g6 10. Bb2 Bg7 11. c4 0-0 12. Nc3 Rfe8 13. d4 cxd4 14. Nxd4 Qa5 15. Rac1 Nc5 16. Ba1 Ncd7 17. Nd5 Nxd5 18. exd5 Nc5 19. Bc3 Qc7 20. Qf3 Qd7 21. h4 h5 22. g3 Qh3 23. Ne2 Bxc3 24. Rxc3 Nd7 25. Nf4 Qf5 26. Qd3 Qxd3 27. Nxd3 Nc5 28. Nb4 a5 29. Nc2 a4 30. Nd4 axb3 31. axb3 Ra8 32. b4 Na4 33. Rc2 Nb6 34. Nf3 Rac8 35. c5 dxc5 36. bxc5 Red8 37. Rb1 Nxd5 38. Rxb7 Rb8 39. c6 Rdc8 40. Rc5 Nb4 41. Nd4 Na6 42. Rcb5 Kf8 43. Kg2 Ra8 44. Re5 Rc7 45. Ra5 Rcc8 46. Kf3 Rd8 47. Ke3 e6 48. f4 Re8 49. Nf3 Nc7 50. Rxa8 Nd5+ 51. Kd4 Rxa8 52. Ne5 Ne7 53. Kc5 f6 54. Nd7+ Kf7 55. Nb6 Ra1 56. Nc8 Rc1+ 57. Kb5 Rb1+ 58. Ka6 Ra1+ 59. Kb6 Rb1+ 60. Ka7 Rxb7+ 61. cxb7 Nc6+ 62. Ka8 e5 63. Na7 1-0

[Event "CHN-ch rapid"]
[Site "Shenyang"]
[Date "2019.12.17"]
[Round "6"]
[White "Sun, Yidi"]
[Black "Huang, Renjie"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2221"]
[BlackElo "2292"]
[PlyCount "101"]
[EventDate "2019.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 a5 9. a4 Ng4 10. Nxc6 Nxe3 11. Nxd8 Nxd1 12. Rxd1 Rxd8 13. Nd5 Kf8 14. Nb6 Rb8 15. c3 d6 16. Rd5 Be6 17. Rb5 Bxb3 18. Rxb3 e6 19. Rb5 f5 20. exf5 gxf5 21. 0-0 d5 22. Rxa5 Rd6 23. Rb5 Rbd8 24. a5 d4 25. cxd4 Rxd4 26. b3 Rd3 27. Na4 Bd4 28. Rxb7 Rc8 29. g3 Rd2 30. a6 Ra8 31. Rc1 Rxf2 32. Kh1 Re2 33. Rcc7 Rd8 34. Rd7 Rc8 35. Rbc7 Ke8 36. Re7+ Kf8 37. Rxc8+ Kxe7 38. a7 Bxa7 39. Rc7+ Kd6 40. Rxa7 e5 41. Ra6+ Ke7 42. Nc3 Rd2 43. Ra2 Rd3 44. Rc2 e4 45. Kg2 Ke6 46. b4 Rd4 47. Rb2 Rd3 48. Ne2 Kd6 49. b5 Kc7 50. b6+ Kb7 51. Rb5 1-0

[Event "CHN-ch rapid"]
[Site "Shenyang"]
[Date "2019.12.17"]
[Round "1"]
[White "Sun, Yidi"]
[Black "Xu, Yinglun"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "2221"]
[BlackElo "2478"]
[PlyCount "132"]
[EventDate "2019.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 b5 8. Qd2 Nbd7 9. a3 h5 10. 0-0-0 Bb7 11. h3 h4 12. Nb3 Rc8 13. Kb1 Be7 14. Bd3 d5 15. exd5 Nxd5 16. Nxd5 Bxd5 17. Be4 Nf6 18. Bxd5 Nxd5 19. Rhe1 0-0 20. Bd4 b4 21. a4 Qd7 22. a5 Rfd8 23. Re4 Qc6 24. Rg4 Nf6 25. Qh6 Qxc2+ 26. Ka2 Qh7 27. Qxh7+ Kxh7 28. Bxf6 Bxf6 29. Rxd8 Rxd8 30. Rxb4 Rc8 31. Kb1 Bd8 32. Rd4 Kg6 33. Rd6 Ra8 34. Kc2 Kg5 35. Kd3 Kf4 36. Rd4+ Ke5 37. Rd7 Bf6 38. Nd4 Kf4 39. Ne2+ Kg5 40. b4 Rb8 41. Kc4 Rc8+ 42. Kb3 Kg6 43. Rd6 Ra8 44. Nf4+ Kf5 45. Nd3 Rc8 46. b5 axb5 47. a6 Rc7 48. Nb4 Rc3+ 49. Ka2 Be7 50. a7 Rc8 51. Rb6 Ra8 52. Nc6 Bd6 53. Rb7 Kf4 54. Rxf7+ Kg3 55. Rxg7+ Kh2 56. Kb3 Bg3 57. Kb4 Kxg2 58. Kxb5 Kxh3 59. Rd7 Kg2 60. Rd8 Rxa7 61. Nxa7 h3 62. Nc6 h2 63. Rh8 e5 64. Kc4 Kxf3 65. Nxe5+ Bxe5 66. Rxh2 Bxh2 1/2-1/2

[Event "CHN-ch rapid"]
[Site "Shenyang"]
[Date "2019.12.17"]
[Round "3"]
[White "Sun, Yidi"]
[Black "Zhao, Chenxi"]
[Result "0-1"]
[ECO "C25"]
[WhiteElo "2221"]
[BlackElo "2119"]
[PlyCount "118"]
[EventDate "2019.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 Nf6 5. e5 Ng4 6. d4 d6 7. Bxf4 dxe5 8. dxe5 Bb4 9. Qxd8+ Nxd8 10. h3 Ne6 11. Bd2 Nh6 12. a3 Bc5 13. Ne4 Nf5 14. Bd3 Nfd4 15. Nxc5 Nxf3+ 16. gxf3 Nxc5 17. Rg1 Nxd3+ 18. cxd3 Bf5 19. d4 Rg8 20. Bh6 Kf8 21. Bg5 h6 22. Bh4 g5 23. Bf2 Bxh3 24. d5 Rg6 25. 0-0-0 c6 26. d6 Ke8 27. Rge1 Kd7 28. Rd4 Be6 29. Ra4 Bd5 30. f4 gxf4 31. Rxf4 a6 32. Bh4 Rag8 33. Ref1 Rg1 34. Rxg1 Rxg1+ 35. Kc2 b5 36. Rf6 Rg6 37. b4 Rg2+ 38. Kc3 Re2 39. Rxh6 Rxe5 40. Kd4 Rf5 41. Be7 Rf3 42. Rh8 Rxa3 43. Kc5 a5 44. bxa5 Rxa5 45. Rd8+ Ke6 46. Kb6 Ra2 47. Rb8 b4 48. Kc7 Ra7+ 49. Kd8 b3 50. Rb4 c5 51. Rb6 Rd7+ 52. Ke8 c4 53. Rb4 Rxd6 54. Bxd6 Kxd6 55. Rb6+ Kc5 56. Rh6 c3 57. Rh3 c2 58. Rc3+ Kd4 59. Rc7 Bc4 0-1

[Event "CHN-ch rapid"]
[Site "Shenyang"]
[Date "2019.12.17"]
[Round "5"]
[White "Xu, Yi"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2387"]
[BlackElo "2221"]
[PlyCount "79"]
[EventDate "2019.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 d6 3. g3 g6 4. Bg2 Bg7 5. c3 e5 6. d4 cxd4 7. cxd4 exd4 8. Nxd4 Nc6 9. Be3 Nge7 10. Nc3 0-0 11. h3 Be6 12. Nxe6 fxe6 13. 0-0 a6 14. a4 Qd7 15. h4 h5 16. a5 Rad8 17. Na4 Ne5 18. Qb3 N7c6 19. Nb6 Qf7 20. f3 Kh7 21. Kh1 Qe7 22. Bg1 Rf7 23. Bh3 Re8 24. f4 Ng4 25. Bxg4 hxg4 26. Qc2 Rh8 27. Qe2 Kg8 28. Rad1 e5 29. Nc8 Qe6 30. Nxd6 Rd7 31. f5 gxf5 32. Nxf5 Nd4 33. Bxd4 exd4 34. Qxg4 d3 35. Rxd3 Rc7 36. Rd8+ Kh7 37. Qh5+ Bh6 38. Rxh8+ Kxh8 39. Qxh6+ Qxh6 40. Nxh6 1-0

[Event "CHN-ch rapid"]
[Site "Shenyang"]
[Date "2019.12.17"]
[Round "4"]
[White "Zou, Chen"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2459"]
[BlackElo "2221"]
[PlyCount "61"]
[EventDate "2019.12.17"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 0-0 6. Nc3 d5 7. e3 b6 8. cxd5 exd5 9. Bd3 Bb7 10. Ne5 Nbd7 11. f4 Qe7 12. 0-0 Rfe8 13. Rae1 c6 14. h3 h6 15. g4 Nxe5 16. fxe5 Nh7 17. Qg2 Rad8 18. Rf2 Rf8 19. Ref1 Bc8 20. Ne2 f6 21. Nf4 Qe8 22. Nh5 c5 23. Kh1 cxd4 24. exd4 Qe7 25. Bxh7+ Kxh7 26. exf6 gxf6 27. Rxf6 Rxf6 28. Rxf6 Qe4 29. Rf7+ Kh8 30. Qxe4 dxe4 31. Nf6 1-0

[Event "SCO op"]
[Site "Qingdao"]
[Date "2019.09.27"]
[Round "9"]
[White "Ma, Ling"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "D14"]
[WhiteElo "2210"]
[BlackElo "2115"]
[PlyCount "70"]
[EventDate "2019.09.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Nf6 6. Nc3 Bf5 7. Nf3 e6 8. Qb3 Bb4 9. Bb5 0-0 10. Bxc6 Bxc3+ 11. Qxc3 Rc8 12. Ne5 Ng4 13. Nxg4 Bxg4 14. Qb4 Rxc6 15. Qxb7 Qc8 16. Qxc8 Rfxc8 17. 0-0 a5 18. b3 Bf5 19. f3 h5 20. h4 f6 21. Rf2 Kf7 22. Rb2 Bd3 23. Bg3 g5 24. Rd1 Rc1 25. Rxc1 Rxc1+ 26. Kh2 Bb5 27. a4 Bd3 28. b4 axb4 29. Rxb4 Ra1 30. Rb3 Ba6 31. Rb4 Ra2 32. Kg1 Ra1+ 33. Kh2 Ra2 34. Kg1 Ra1+ 35. Kh2 Ra2 1/2-1/2

[Event "SCO op"]
[Site "Qingdao"]
[Date "2019.09.26"]
[Round "8"]
[White "Sun, Yidi"]
[Black "Wu, Sibo"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2115"]
[PlyCount "133"]
[EventDate "2019.09.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Be7 7. N1c3 a6 8. Na3 f5 9. Bd3 f4 10. g3 Nf6 11. gxf4 exf4 12. Bxf4 0-0 13. Nc2 Ng4 14. Bg3 Nxf2 15. Bxf2 Rxf2 16. Be2 Bh4 17. Qd5+ Rf7+ 18. Kd1 Qe7 19. Nd4 Nxd4 20. Qxd4 Bf2 21. Qd3 Qe5 22. Kc2 Be6 23. Rad1 Bc5 24. a3 a5 25. Kb1 Rf2 26. h4 Raf8 27. h5 h6 28. Rd2 Rg2 29. Rhd1 Rg3 30. Qc2 Rf2 31. Qa4 b6 32. Rc2 Rgg2 33. Bd3 Qxh5 34. e5 Rxc2 35. Bxc2 Bf5 36. Bxf5 Qxf5+ 37. Ka1 Qxe5 38. Qc6 Rg1 39. Rxg1 Bxg1 40. Nb5 Bc5 41. Ka2 Qe6 42. Qa8+ Kh7 43. Kb3 h5 44. Nc7 Qe3+ 45. Ka4 Qd4 46. b3 Qe5 47. Qc8 Kg6 48. Ne6 h4 49. Nf8+ Kf7 50. b4 axb4 51. axb4 Bd4 52. Nd7 Qe8 53. Qc6 Ke7 54. Qe4+ Be5 55. c5 Qxd7+ 56. c6 Qe6 57. Qxh4+ Bf6 58. Qh8 d5 59. Kb5 Bd4 60. Qh4+ Qf6 61. Qh3 Qe6 62. Qh4+ Bf6 63. Qh8 Qe2+ 64. Kxb6 Bd4+ 65. Kc7 Be5+ 66. Kb6 Qe3+ 67. Kb7 1/2-1/2

[Event "SCO op"]
[Site "Qingdao"]
[Date "2019.09.25"]
[Round "7"]
[White "Wang, Shixu B"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2398"]
[BlackElo "2115"]
[PlyCount "99"]
[EventDate "2019.09.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. b3 Nbd7 6. Bb2 Bd6 7. Bd3 0-0 8. 0-0 b6 9. Nbd2 Bb7 10. Re1 c5 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 Bxe4 14. Rxe4 Nf6 15. Re3 cxd4 16. Nxd4 Bf4 17. Rd3 Qe7 18. g3 Bh6 19. Qf3 Qc5 20. Rad1 Qe5 21. Ba3 Rfe8 22. Nb5 Ne4 23. Bd6 Nxd6 24. Nxd6 Rf8 25. Nxf7 Qc5 26. Nxh6+ gxh6 27. Qg4+ Kh8 28. Re3 Rf6 29. Rd7 Rg8 30. Qe4 Rg7 31. Rd8+ Rg8 32. Rd2 h5 33. Qd4 Qxd4 34. Rxd4 Rgf8 35. f4 Kg7 36. h4 R8f7 37. Kf2 Re7 38. Rd6 Kf7 39. Re5 Rh6 40. Kf3 Kf6 41. Ke4 Rg6 42. Rdxe6+ Rxe6 43. Rxe6+ Kxe6 44. f5+ Kf6 45. fxg6 hxg6 46. b4 g5 47. hxg5+ Kxg5 48. c5 Kf6 49. c6 Ke6 50. b5 1-0

[Event "SCO op"]
[Site "Qingdao"]
[Date "2019.09.24"]
[Round "6"]
[White "Sun, Yidi"]
[Black "Xiang, Zeyu"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "2115"]
[BlackElo "2456"]
[PlyCount "98"]
[EventDate "2019.09.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 0-0 8. 0-0 Re8 9. Qf3 h6 10. Bf4 d6 11. h3 Nd7 12. Ne2 Qf6 13. c3 Bc5 14. Ng3 Ne5 15. Bxe5 Qxf3 16. gxf3 dxe5 17. Kg2 Be6 18. Rfd1 a5 19. b3 a4 20. Bc2 Reb8 21. Nf5 Rb6 22. Ne3 axb3 23. axb3 Rxa1 24. Rxa1 Bxb3 25. Bxb3 Rxb3 26. Nc4 f6 27. Rc1 Kf7 28. Na5 Rb2 29. Rd1 Rxf2+ 30. Kg3 h5 31. Rd7+ Kg6 32. h4 Rc2 33. Nxc6 Kh6 34. Nd8 Be3 35. Ne6 g5 36. hxg5+ fxg5 37. Rxc7 Bf4+ 38. Nxf4 exf4+ 39. Kh3 Rf2 40. c4 Rxf3+ 41. Kg2 g4 42. c5 h4 43. Rc8 h3+ 44. Kh2 Rf2+ 45. Kg1 Rc2 46. Rf8 f3 47. Rg8 Rg2+ 48. Kf1 h2 49. Rh8+ Kg7 0-1

[Event "SCO op"]
[Site "Qingdao"]
[Date "2019.09.23"]
[Round "5"]
[White "Chen, Qi B"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "2435"]
[BlackElo "2115"]
[PlyCount "49"]
[EventDate "2019.09.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 Bxd4 13. Qxd4 Qb6 14. Na4 Qa5 15. b3 Be6 16. Qe5 Qb4 17. Kb2 Rab8 18. Rd4 Qa5 19. h4 h5 20. Be2 c5 21. Rc4 Nf6 22. Rf4 Nd5 23. Rc4 Nf6 24. Rf4 Nd5 25. Rc4 1/2-1/2

[Event "SCO op"]
[Site "Qingdao"]
[Date "2019.09.22"]
[Round "4"]
[White "Sun, Yidi"]
[Black "Liu, Yan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2115"]
[BlackElo "2524"]
[PlyCount "79"]
[EventDate "2019.09.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Nf3 e6 7. Bc4 Nb6 8. Bd3 Bd7 9. 0-0 Bc6 10. Nc3 Be7 11. Qe2 Bxf3 12. Qxf3 Nc6 13. Bb5 d5 14. Qg4 g6 15. Bh6 a6 16. Bd3 Qd7 17. Rac1 Rc8 18. Nd1 Nb4 19. Rxc8+ Qxc8 20. Bb1 Nc4 21. a3 Nc6 22. Ne3 Nd2 23. Rc1 Nxb1 24. Nxd5 Qd7 25. Nxe7 Nxe7 26. Rxb1 Nf5 27. Qf4 Qd5 28. Rc1 Kd7 29. Rc5 Qxd4 30. Qc1 Rd8 31. Bg5 f6 32. exf6 e5 33. f7 Rf8 34. Rc7+ Ke6 35. Qc2 Qd5 36. g4 Rxf7 37. gxf5+ gxf5 38. Rxf7 Kxf7 39. Qxf5+ Ke8 40. h3 1-0

[Event "SCO op"]
[Site "Qingdao"]
[Date "2019.09.21"]
[Round "3"]
[White "Peng, Hongchi"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "B78"]
[WhiteElo "2273"]
[BlackElo "2115"]
[PlyCount "76"]
[EventDate "2019.09.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. Kb1 Nc4 13. Bxc4 Rxc4 14. g4 b5 15. b3 b4 16. Nd5 Nxd5 17. exd5 Rc3 18. h4 Qa5 19. Bh6 Bxh6 20. Qxh6 f6 21. f4 Rfc8 22. f5 Rxc2 23. Nxc2 Rxc2 24. Kxc2 Qxa2+ 25. Kc1 g5 26. Rh3 Qa1+ 27. Kd2 Qb2+ 28. Ke1 Bb5 29. Re3 Qg2 30. Rdd3 Bxd3 31. Rxd3 Qg1+ 32. Kd2 Qf2+ 33. Kd1 Qg1+ 34. Ke2 Qg2+ 35. Ke3 Qg3+ 36. Kd2 Qf2+ 37. Kc1 Qc5+ 38. Kd2 Qf2+ 1/2-1/2

[Event "SCO op"]
[Site "Qingdao"]
[Date "2019.09.20"]
[Round "2"]
[White "Sun, Yidi"]
[Black "Khazhatuly, Alikhan"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2115"]
[BlackElo "1587"]
[PlyCount "113"]
[EventDate "2019.09.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. Be3 Bb4 8. Nde2 d5 9. 0-0 Bd6 10. h3 0-0 11. exd5 exd5 12. Nd4 Nc6 13. Re1 Be5 14. Nf3 d4 15. Nxe5 dxe3 16. Nxc6 exf2+ 17. Kxf2 Qxc6 18. Kg1 Be6 19. Qd2 Rad8 20. Qf2 Rfe8 21. Re5 Bd5 22. Rf5 Re6 23. Rf1 Qb6 24. Qxb6 Rxb6 25. Rg5 h6 26. Rxf6 Rxf6 27. Rxd5 Rxd5 28. Nxd5 Rd6 29. Nc3 Kf8 30. b4 Ke7 31. a4 Kd7 32. Kf2 Kc6 33. Be4+ Kc7 34. Nd5+ Kd7 35. c4 Ke6 36. Ke3 f5 37. Nf4+ Ke5 38. Bxb7 Rb6 39. Bd5 g5 40. Nd3+ Kf6 41. c5 Rb8 42. c6 Ke7 43. Kd4 Kd6 44. Kc4 h5 45. Nc5 Rb6 46. Nb7+ Kc7 47. Kc5 g4 48. hxg4 hxg4 49. g3 f4 50. gxf4 g3 51. f5 g2 52. Bxg2 a5 53. b5 Rxc6+ 54. bxc6 Kb8 55. f6 Ka7 56. f7 Kb8 57. Kb6 1-0

[Event "SCO op"]
[Site "Qingdao"]
[Date "2019.09.19"]
[Round "1"]
[White "Zhu, Jiner"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "2471"]
[BlackElo "2115"]
[PlyCount "69"]
[EventDate "2019.09.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. h4 h5 11. 0-0-0 Rc8 12. Bb3 Ne5 13. Kb1 Nc4 14. Bxc4 Rxc4 15. Nb3 a5 16. e5 Ne8 17. Nd5 Bf5 18. Nd4 Bd7 19. Bg5 f6 20. exf6 Nxf6 21. Qd3 Rc5 22. Nxf6+ exf6 23. Bf4 Qc7 24. Qxg6 Be8 25. Qe4 f5 26. Qe6+ Bf7 27. Qxd6 Qc8 28. Bh6 Bxh6 29. Qxh6 Rd8 30. Rd3 f4 31. g3 Rxd4 32. gxf4 Rc6 33. Rg1+ Qg4 34. fxg4 Rxh6 35. Rxd4 1-0

[Event "CHN-chTB"]
[Site "Harbin"]
[Date "2019.07.25"]
[Round "8.3"]
[White "Xu, Zhihang"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2501"]
[BlackElo "2212"]
[PlyCount "86"]
[EventDate "2019.07.20"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Qingdao Qingwei"]
[BlackTeam "Hangzhou Weiqi School"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Qe2 Rc8 7. Re1 a6 8. h3 Qc7 9. d3 g6 10. c3 Bg7 11. d4 cxd4 12. cxd4 e5 13. Nc3 0-0 14. Bg5 Rfe8 15. Qd2 Nb6 16. Rac1 Qb8 17. b3 exd4 18. Nxd4 Nxe4 19. Rxe4 Rxe4 20. Nxe4 Rxc1+ 21. Qxc1 Bxd4 22. Qd2 Be5 23. f4 Bg7 24. Bf6 Nd7 25. Bxg7 Kxg7 26. Nxd6 b5 27. Qd5 Qf8 28. Qd4+ Kg8 29. Ne4 Qe7 30. b4 f5 31. Ng5 Nf6 32. a3 h6 33. Nf3 Kg7 34. Ne5 g5 35. Kh2 Qe6 36. Qa7+ Kg8 37. Qb8+ Kg7 38. Qc7+ Kg8 39. Nf3 g4 40. Nd4 g3+ 41. Kxg3 Qe1+ 42. Kh2 Ng4+ 43. hxg4 Qh4+ 1/2-1/2

[Event "CHN-chTB"]
[Site "Harbin"]
[Date "2019.07.23"]
[Round "6.3"]
[White "Sun, Yidi"]
[Black "Zhou, Jianchao"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2212"]
[BlackElo "2608"]
[PlyCount "88"]
[EventDate "2019.07.20"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Hangzhou Weiqi School"]
[BlackTeam "Shanghai Qi Yuan"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Nbd7 9. f3 h5 10. 0-0-0 Rc8 11. Kb1 Be7 12. Nd5 Bxd5 13. exd5 Nb6 14. Bxb6 Qxb6 15. g3 0-0 16. Bh3 Ra8 17. Rhe1 a5 18. a3 a4 19. Nc1 Ra5 20. c4 Rc5 21. Bf1 Bd8 22. Na2 Qa7 23. Nb4 Ba5 24. Qe3 Qb6 25. Qd2 e4 26. fxe4 Ng4 27. Rc1 Ne5 28. Be2 Rfc8 29. Ka1 g6 30. Rc2 Nxc4 31. Bxc4 Rxc4 32. Rxc4 Rxc4 33. e5 dxe5 34. Rxe5 Bxb4 35. axb4 Qxb4 36. Qh6 Rc8 37. Qf4 Qxf4 38. gxf4 Kf8 39. f5 Re8 40. Rxe8+ Kxe8 41. fxg6 fxg6 42. Ka2 g5 43. b3 g4 44. bxa4 h4 0-1

[Event "CHN-chB"]
[Site "Hangzhou"]
[Date "2019.07.07"]
[Round "11"]
[White "Sun, Yidi"]
[Black "Xu, Junwei"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2212"]
[BlackElo "2057"]
[PlyCount "133"]
[EventDate "2019.07.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. a3 c4 7. Nbd2 Na5 8. Be2 Bc6 9. 0-0 Qd7 10. Qe1 Ba4 11. Bd1 Be7 12. Qe2 h5 13. Ne1 g5 14. f4 Bxd1 15. Qxd1 g4 16. Nc2 Nh6 17. Ne3 Nf5 18. Nxf5 exf5 19. Re1 Rc8 20. Rb1 Rh6 21. Qc2 h4 22. Nf1 Nb3 23. Ne3 Rh5 24. Bd2 Rc6 25. Re2 b5 26. Rf1 Rg6 27. Be1 Kd8 28. Kh1 Kc7 29. h3 g3 30. Rf3 Ra6 31. Bd2 Kb7 32. Re1 Rg6 33. Rd1 Kc6 34. Be1 Qc8 35. Nf1 Qg8 36. Nd2 Nxd2 37. Bxd2 Qc8 38. a4 Qa6 39. Ra1 Kb7 40. Rff1 Rb6 41. b3 bxa4 42. b4 Qb5 43. Rxa4 Ra6 44. Rxa6 Qxa6 45. b5 Qa3 46. Rb1 Bd8 47. Bc1 Qf8 48. Qe2 Rh8 49. Qf3 Ba5 50. Qxd5+ Kb8 51. Bb2 Qe7 52. Ra1 Rd8 53. Qf3 Bb6 54. Ba3 Qb7 55. Bd6+ Bc7 56. Bxc7+ Kxc7 57. Qh5 Qxb5 58. Qxh4 Qb2 59. Qe7+ Rd7 60. Qc5+ Kb8 61. Rg1 Qa2 62. d5 a5 63. e6 fxe6 64. dxe6 Rb7 65. Qe5+ Ka7 66. e7 Rb1 67. Qe3+ 1-0

[Event "CHN-chB"]
[Site "Hangzhou"]
[Date "2019.07.06"]
[Round "9"]
[White "Feng, Xuan"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1714"]
[BlackElo "2212"]
[PlyCount "114"]
[EventDate "2019.07.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. 0-0 Be7 8. Qe2 a6 9. a4 Bd7 10. Rd1 Rc8 11. Bf4 e5 12. Be3 Nf6 13. Rab1 Nb4 14. Bg5 Bg4 15. b3 h6 16. Bxf6 Bxf6 17. Nd5 Nxd5 18. Bxd5 Qd7 19. h3 Be6 20. Qd2 Bxd5 21. Qxd5 Ke7 22. b4 Rhd8 23. b5 Rc5 24. Qd3 axb5 25. Rxb5 Rxb5 26. axb5 h5 27. Ne1 Rc8 28. Nc2 Rc5 29. Ne3 Rxb5 30. Nf5+ Kf8 31. Qf3 d5 32. exd5 g6 33. Ne3 Kg7 34. d6 Rc5 35. Qe4 Qc6 36. Qd3 e4 37. Qd2 Qd7 38. Qb4 Rc6 39. Qxe4 Rxd6 40. Rxd6 Qxd6 41. Qxb7 Qd2 42. Qd5 Qe1+ 43. Nf1 h4 44. Qd2 Qa1 45. g3 hxg3 46. fxg3 Bd4+ 47. Kg2 Qa8+ 48. Kh2 Qe4 49. Qg2 Qd3 50. Nd2 f5 51. Nf3 Bf6 52. Qf2 g5 53. g4 f4 54. Kg2 Qe4 55. Qd2 Kh6 56. Kf2 Be7 57. Qd4 Qxd4+ 0-1

[Event "CHN-chB"]
[Site "Hangzhou"]
[Date "2019.07.06"]
[Round "10"]
[White "Sun, Yidi"]
[Black "Lin, Weiguo"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2212"]
[BlackElo "2408"]
[PlyCount "92"]
[EventDate "2019.07.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 Nd5 7. Qg4 g6 8. Bd2 Nc6 9. Nxc6 bxc6 10. Ne4 Bxd2+ 11. Nxd2 Rb8 12. b3 f6 13. Qg3 0-0 14. Bd3 fxe5 15. Qxe5 d6 16. Qg3 Nf4 17. 0-0 e5 18. Rfe1 Qc7 19. Nc4 Be6 20. Rad1 Rbd8 21. Qe3 Qe7 22. Bf1 Bd5 23. g3 Ne6 24. Bg2 Qf7 25. c3 Ng5 26. Rf1 Nf3+ 27. Bxf3 Bxf3 28. Rd2 Qe6 29. Qh6 Rf5 30. Qh4 Rd7 31. g4 Rf4 32. Ne3 Bxg4 33. Qg3 Bf3 34. Rc1 h5 35. Kf1 Kh7 36. Ke1 d5 37. Rd3 Qf6 38. Ng2 Bxg2 39. Qxg2 e4 40. Rd2 Rg4 41. Qf1 Qg5 42. Ke2 Re7 43. Qh3 Rg2 44. Ke1 Rf7 45. f4 exf3 46. Rxg2 fxg2 0-1

[Event "CHN-chB"]
[Site "Hangzhou"]
[Date "2019.07.05"]
[Round "8"]
[White "Sun, Yidi"]
[Black "Peng, Hongchi"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2212"]
[BlackElo "2337"]
[PlyCount "71"]
[EventDate "2019.07.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. 0-0-0 Bb4 9. f3 0-0 10. a3 Be7 11. g4 b5 12. h4 Bb7 13. h5 Ne5 14. g5 Ne8 15. Bf4 Bd6 16. Bh2 b4 17. axb4 Bxb4 18. Kb1 d6 19. Nd5 Bxd2 20. Nxc7 Nxc7 21. Rxd2 f6 22. gxf6 Rxf6 23. Be2 Ne8 24. Bxe5 dxe5 25. Nb3 a5 26. Nc5 Bc6 27. Nd3 Bb5 28. Nxe5 Bxe2 29. Rxe2 a4 30. Re3 Ra5 31. Ng4 Rf7 32. e5 Rb7 33. Ka2 Rc5 34. Rh2 Nc7 35. Ra3 Rb4 36. b3 1/2-1/2

[Event "CHN-chB"]
[Site "Hangzhou"]
[Date "2019.07.05"]
[Round "7"]
[White "Xiao, Jiewen"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "1761"]
[BlackElo "2212"]
[PlyCount "70"]
[EventDate "2019.07.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. Nc3 dxc4 7. Ne5 Nc6 8. Bxc6 bxc6 9. Nxc6 Qe8 10. Nxe7+ Qxe7 11. Qa4 c5 12. dxc5 Qxc5 13. Be3 Qc7 14. f3 Bb7 15. Kf2 Nd5 16. Nxd5 exd5 17. Qb4 Rfe8 18. Qc5 Qxc5 19. Bxc5 a5 20. Bd4 a4 21. a3 Re6 22. g4 h6 23. Rhg1 Rae8 24. e3 Bc8 25. Rg3 Rd6 26. h4 g6 27. f4 f5 28. gxf5 Bxf5 29. h5 Kh7 30. Rag1 Ree6 31. Ke1 Rd7 32. Kf2 Be4 33. Rh3 gxh5 34. Rxh5 Rg6 35. Rxg6 Kxg6 1/2-1/2

[Event "CHN-chB"]
[Site "Hangzhou"]
[Date "2019.07.04"]
[Round "5"]
[White "Gu, Jiazhen"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "E08"]
[WhiteElo "2005"]
[BlackElo "2212"]
[PlyCount "75"]
[EventDate "2019.07.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 0-0 6. 0-0 b6 7. Qc2 Nbd7 8. Rd1 Bb7 9. cxd5 Nxd5 10. a3 c5 11. e4 N5f6 12. Ng5 cxd4 13. e5 Rc8 14. Nc3 Ne4 15. Rxd4 Bxg5 16. Bxg5 Nxg5 17. Bxb7 Qc7 18. Bg2 Nxe5 19. Kh1 Ng6 20. Qd2 e5 21. Rd7 Rcd8 22. Rd1 Rxd7 23. Qxd7 Qc5 24. Kg1 a6 25. Rd5 Qc4 26. h4 Ne6 27. h5 Rd8 28. Qb7 Ngf8 29. Rxd8 Nxd8 30. Qxb6 Nde6 31. Bd5 Qd3 32. Bxe6 fxe6 33. Qc6 Kf7 34. b4 Nd7 35. a4 Ke7 36. Kg2 Qd4 37. b5 axb5 38. axb5 1/2-1/2

[Event "CHN-chB"]
[Site "Hangzhou"]
[Date "2019.07.04"]
[Round "6"]
[White "Sun, Yidi"]
[Black "Liu, Chuan"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2212"]
[BlackElo "1966"]
[PlyCount "107"]
[EventDate "2019.07.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Nf3 Nf6 5. Be2 0-0 6. 0-0 c6 7. Re1 Qc7 8. Bf4 Nbd7 9. e5 Nh5 10. exd6 exd6 11. Qd2 Nxf4 12. Qxf4 Nf6 13. Nd2 Bf5 14. Nc4 Rad8 15. Ne3 Be6 16. h4 Qa5 17. Rad1 Qb4 18. Rd3 Bxa2 19. b3 Nd7 20. Red1 Bxb3 21. cxb3 Nc5 22. Ne4 Nxd3 23. Rxd3 Rfe8 24. Nf6+ Bxf6 25. Qxf6 d5 26. Ng4 Qf8 27. Bf1 h5 28. Ne5 Qg7 29. Qf4 Re6 30. Rf3 Rf8 31. Bd3 b6 32. g4 c5 33. gxh5 cxd4 34. Nd7 Rd8 35. h6 g5 36. Nf6+ Rxf6 37. Qxf6 Qxf6 38. Rxf6 gxh4 39. Rf4 Re8 40. Rxh4 Kh8 41. Rxd4 Re6 42. h7 Re5 43. Rg4 f5 44. Rh4 d4 45. Kg2 a5 46. Kf3 b5 47. Kf4 Rd5 48. Bxf5 d3 49. Rg4 Rd8 50. Rg8+ Rxg8 51. hxg8Q+ Kxg8 52. Bxd3 a4 53. bxa4 bxa4 54. Bc4+ 1-0

[Event "CHN-chB"]
[Site "Hangzhou"]
[Date "2019.07.03"]
[Round "3"]
[White "Gong, Sunle"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "E39"]
[WhiteElo "1737"]
[BlackElo "2212"]
[PlyCount "110"]
[EventDate "2019.07.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 0-0 6. a3 Bxc5 7. Nf3 b6 8. Bf4 Nc6 9. e3 h6 10. h3 Bb7 11. Be2 a5 12. 0-0 Qe7 13. Rad1 Rfd8 14. Rd2 Rac8 15. Qb3 Na7 16. Na4 Ne4 17. Rdd1 Ba8 18. Nxb6 Rb8 19. Bxb8 Rxb8 20. Nd5 Qd8 21. Qc2 exd5 22. cxd5 Qe7 23. Nd4 Bxd5 24. Bf3 Ba8 25. Nf5 Qe5 26. Nd4 d6 27. Rfe1 Nc8 28. Rd3 Bd5 29. Nb3 Ne7 30. Red1 Bxb3 31. Rxb3 Rxb3 32. Qxb3 g6 33. Bxe4 Qxe4 34. Qb5 Nf5 35. Qd3 Qe5 36. Rb1 d5 37. b4 axb4 38. axb4 Bd6 39. g3 h5 40. h4 g5 41. hxg5 h4 42. gxh4 Nxh4 43. Kf1 Qxg5 44. Ke2 Qg4+ 45. Kf1 Qg2+ 46. Ke2 Qf3+ 47. Kf1 Ng2 48. Rb2 Nf4 49. exf4 Qxd3+ 50. Kg1 Bxf4 51. b5 Qh3 52. Ra2 Qh2+ 53. Kf1 Qh1+ 54. Ke2 Qe4+ 55. Kf1 Qb1+ 0-1

[Event "CHN-chB"]
[Site "Hangzhou"]
[Date "2019.07.03"]
[Round "4"]
[White "Sun, Yidi"]
[Black "Xian, Junhao"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2212"]
[BlackElo "2058"]
[PlyCount "116"]
[EventDate "2019.07.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. 0-0-0 Be7 9. f3 b5 10. g4 Nxd4 11. Qxd4 Bb7 12. Kb1 Rc8 13. Rc1 0-0 14. g5 Nh5 15. Ne2 f5 16. gxf6 Bxf6 17. Qd2 Be5 18. Bg2 Rf7 19. Bd4 Rcf8 20. Rcd1 h6 21. h4 Ng3 22. Nxg3 Bxg3 23. h5 d5 24. Be3 Bf4 25. a3 Bxe3 26. Qxe3 dxe4 27. fxe4 Rf2 28. Rd2 Qf4 29. Qxf4 R8xf4 30. Rxf2 Rxf2 31. Bh3 Kf7 32. Re1 Rf4 33. e5 Bd5 34. Bf1 Bf3 35. b3 Bxh5 36. c4 bxc4 37. bxc4 Bf3 38. c5 Bc6 39. Bxa6 Ra4 40. Rf1+ Ke7 41. Be2 Rxa3 42. Bh5 Be8 43. Bxe8 Kxe8 44. Rg1 Ra7 45. Kb2 g5 46. Kb3 Rg7 47. Ra1 Rc7 48. Kc4 g4 49. Rh1 g3 50. Rxh6 Rg7 51. Rxe6+ Kd7 52. Rd6+ Kc7 53. Rd1 g2 54. Rg1 Kc6 55. e6 Rg4+ 56. Kd3 Kxc5 57. e7 Rg8 58. Rxg2 Re8 1/2-1/2

[Event "CHN-chB"]
[Site "Hangzhou"]
[Date "2019.07.02"]
[Round "1"]
[White "Liu, Xiye"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "1588"]
[BlackElo "2212"]
[PlyCount "76"]
[EventDate "2019.07.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. g3 d5 4. c4 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Ne5 Nc6 8. Nxc6 bxc6 9. e3 Ba6 10. Nc3 Rb8 11. Bxc6 Nd5 12. Bxd5 exd5 13. Qa4 Rb6 14. Rd1 Bc8 15. Kg2 Bf5 16. e4 dxe4 17. Qxc4 Bg4 18. Re1 Bf3+ 19. Kg1 Rb4 20. Qd5 Qc8 21. Nxe4 Qg4 22. h3 Qxh3 23. Nf6+ Bxf6 24. Qxf3 Bxd4 25. Rb1 h5 26. b3 h4 27. Bf4 Bb6 28. Qg2 Qf5 29. Rbd1 hxg3 30. Bxg3 Rg4 31. Re2 c6 32. Kf1 Rg6 33. Rde1 Ba5 34. Rd1 Qb5 35. Rd4 Re8 36. Rde4 Rd8 37. Kg1 Rd1+ 38. Kh2 Qh5+ 0-1

[Event "CHN-chB"]
[Site "Hangzhou"]
[Date "2019.07.02"]
[Round "2"]
[White "Sun, Yidi"]
[Black "Li, Yihao"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2212"]
[BlackElo "1823"]
[PlyCount "116"]
[EventDate "2019.07.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Be7 9. f3 h5 10. 0-0-0 Nbd7 11. Kb1 Rc8 12. a3 b5 13. Nd5 Bxd5 14. exd5 Nb6 15. Bxb6 Qxb6 16. Bd3 0-0 17. Be4 Nxe4 18. fxe4 f5 19. Na5 fxe4 20. Nc6 Rxc6 21. dxc6 Qxc6 22. Rhe1 Rf4 23. Qe3 h4 24. Qh3 Rf2 25. Qe6+ Kh7 26. c3 Qb7 27. Qg4 e3 28. Re2 Rxe2 29. Qxe2 Qe4+ 30. Qc2 Qxc2+ 31. Kxc2 Kg6 32. Kd3 Kf5 33. Kxe3 Bg5+ 34. Ke2 Ke6 35. a4 Bf4 36. h3 g5 37. axb5 axb5 38. Ra1 Kd5 39. Ra5 Kc4 40. Kd1 e4 41. Kc2 d5 42. Ra8 Kc5 43. Rc8+ Kb6 44. Rd8 Kc5 45. Rc8+ Kb6 46. b4 Bc7 47. Rg8 Bf4 48. Rg6+ Kc7 49. Rf6 Be3 50. Kd1 Bf4 51. Rg6 Be3 52. Ke2 Bf4 53. Re6 Bc1 54. Kd1 Bf4 55. Ke2 Bc1 56. Rf6 Bf4 57. Rg6 Bc1 58. Ra6 Bf4 1/2-1/2

[Event "CHN-chB"]
[Site "Jiangmen"]
[Date "2018.07.23"]
[Round "11"]
[White "Sun, Yidi"]
[Black "Zhu, Yilun"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "1997"]
[BlackElo "2244"]
[PlyCount "97"]
[EventDate "2018.07.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3 b5 9. 0-0-0 Bb7 10. a3 g6 11. Bxf6 Nxf6 12. g4 Bg7 13. g5 Nd7 14. h4 Qb6 15. Nb3 Rc8 16. Nd5 Bxd5 17. exd5 a5 18. Qd3 b4 19. a4 0-0 20. Bh3 Nc5 21. Nxc5 Rxc5 22. Kb1 Qb7 23. h5 Rb8 24. hxg6 hxg6 25. Be6 Kf8 26. Rh7 Rc3 27. Rxg7 Kxg7 28. Qd4+ f6 29. Rg1 Rf8 30. bxc3 bxc3+ 31. Kc1 Qb2+ 32. Kd1 Qb1+ 33. Ke2 Qxc2+ 34. Kf3 Qb3 35. Qd3 fxg5 36. Rxg5 Rf6 37. f5 Qxa4 38. Qxc3 Qd1+ 39. Kf2 Kh6 40. Rxg6+ Rxg6 41. fxg6 Kxg6 42. Qg3+ Kh6 43. Qf4+ Kg6 44. Qf7+ Kh6 45. Qf8+ Kg6 46. Bf7+ Kg5 47. Qxe7+ Kf4 48. Qxd6+ Ke4 49. Qe6+ 1-0

[Event "CHN-chB"]
[Site "Jiangmen"]
[Date "2018.07.22"]
[Round "10"]
[White "Huang, Renjie"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2308"]
[BlackElo "1997"]
[PlyCount "83"]
[EventDate "2018.07.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Qe1 e5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Bc4 Be6 14. Ne4 Qc7 15. Bc5 Rfe8 16. Kb1 Rad8 17. Ng5 e4 18. Nxe6 Rxe6 19. fxe4 Rde8 20. Qg3 Qxg3 21. hxg3 Rxe4 22. Bxd5 cxd5 23. Bxa7 Re2 24. Bd4 Bf8 25. a4 Ra8 26. Bc3 Rxa4 27. Rxd5 Ra8 28. Rhd1 Ree8 29. g4 Bg7 30. Bxg7 Kxg7 31. b4 Ra4 32. R5d4 Re5 33. Kb2 h5 34. gxh5 Rxh5 35. Ra1 Rxa1 36. Kxa1 Rh2 37. b5 Rxg2 38. b6 Rg5 39. c4 Ra5+ 40. Kb2 Ra6 41. c5 Ra5 42. Rb4 1-0

[Event "CHN-chB"]
[Site "Jiangmen"]
[Date "2018.07.22"]
[Round "9"]
[White "Sun, Yidi"]
[Black "Nie, Xinyang"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "1997"]
[BlackElo "2322"]
[PlyCount "84"]
[EventDate "2018.07.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 Kf8 9. Qd1 Ne7 10. Nf3 b6 11. Bd3 Ba6 12. Be3 Bxd3 13. Qxd3 cxd4 14. cxd4 Nbc6 15. 0-0 h6 16. Bd2 Ke8 17. Rfc1 Kd7 18. c4 Rhc8 19. cxd5 Nxd5 20. Rc4 Qb5 21. Rac1 a5 22. Qh7 Nd8 23. Rxc8 Rxc8 24. Rb1 Qa4 25. Qxg7 Qxa3 26. Bxh6 Qd3 27. Re1 Qg6 28. h4 a4 29. g4 Qxg7 30. Bxg7 b5 31. h5 Nc6 32. h6 Nce7 33. Ng5 b4 34. Ne4 b3 35. Rb1 Nc3 36. Nxc3 Rxc3 37. h7 Rh3 38. h8Q Rxh8 39. Bxh8 Nd5 40. Bg7 Nc3 41. Rb2 Nd1 42. Rb1 Nc3 1/2-1/2

[Event "CHN-chB"]
[Site "Jiangmen"]
[Date "2018.07.21"]
[Round "8"]
[White "Sun, Yidi"]
[Black "Li, Zhichao"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1997"]
[BlackElo "2150"]
[PlyCount "129"]
[EventDate "2018.07.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 f6 7. Nc3 Nc6 8. Bf4 Bg4 9. Be2 Bxf3 10. Bxf3 e6 11. 0-0 fxe5 12. Bxe5 Nxe5 13. dxe5 Ne7 14. Bg4 Qd7 15. f4 0-0 16. Ne4 Nf5 17. Bxf5 gxf5 18. Nd6 Rfb8 19. Rf3 Kh8 20. Rg3 Bf8 21. Rc1 Bxd6 22. exd6 Qxd6 23. Qd4+ e5 24. fxe5 Qe6 25. Rc7 Rg8 26. Rxb7 Rxg3 27. hxg3 Kg8 28. Qc5 Rc8 29. Qd6 Qxd6 30. exd6 Rd8 31. d7 a6 32. Kf2 Kf7 33. Ke3 Ke6 34. Kd4 Kd6 35. Ra7 Rg8 36. d8Q+ Rxd8 37. Rxa6+ Kc7 38. Ra7+ Kc6 39. Rxh7 Rg8 40. Rh6+ Kb5 41. Rh5 Rxg3 42. Rxf5 Rxg2 43. Rf8 Kc6 44. Rb8 Rg4+ 45. Kc3 Rg3+ 46. Kc2 Kc5 47. Rc8+ Kd4 48. a4 Rg7 49. b4 Rg2+ 50. Kb3 Rg3+ 51. Kb2 Ke5 52. a5 Rg7 53. a6 Ra7 54. b5 Kd6 55. Kc3 Kd7 56. Rc5 Kd6 57. Kd4 Rh7 58. Rxd5+ Kc7 59. Kc5 Rh8 60. b6+ Kb8 61. Rd7 Rg8 62. Rd5 Rh8 63. Kb5 Rg8 64. a7+ Ka8 65. Ka6 1-0

[Event "CHN-chB"]
[Site "Jiangmen"]
[Date "2018.07.21"]
[Round "7"]
[White "Zhu, Yi"]
[Black "Sun, Yidi"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "2382"]
[BlackElo "1997"]
[PlyCount "41"]
[EventDate "2018.07.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 e6 4. c4 c6 5. e3 Nbd7 6. d4 Bd6 7. Bd3 0-0 8. 0-0 b6 9. Nc3 Bb7 10. e4 Nxe4 11. Nxe4 dxe4 12. Bxe4 Nf6 13. Bc2 c5 14. dxc5 Bxc5 15. Qe2 Qe7 16. Ng5 h6 17. Bxf6 gxf6 18. Nh7 Rfd8 19. Qg4+ Kh8 20. Qh5 Kg7 21. Qg4+ 1/2-1/2

[Event "CHN-chB"]
[Site "Jiangmen"]
[Date "2018.07.20"]
[Round "6"]
[White "Sun, Yidi"]
[Black "Li, Wenxiang"]
[Result "1/2-1/2"]
[ECO "B17"]
[WhiteElo "1997"]
[BlackElo "2153"]
[PlyCount "109"]
[EventDate "2018.07.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bd3 Ngf6 6. Ng5 e6 7. Qe2 Bd6 8. N1f3 h6 9. Ne4 Nxe4 10. Qxe4 Qc7 11. 0-0 b6 12. Qg4 Kf8 13. b3 Bb7 14. Bb2 Nf6 15. Qh4 Rd8 16. c4 c5 17. d5 Be7 18. Be5 Qc8 19. d6 Bxd6 20. Bxf6 gxf6 21. Qxf6 Rg8 22. Rad1 Qa8 23. Be2 Rg6 24. Qc3 Ke7 25. g3 Rg4 26. Rfe1 Qb8 27. Bf1 h5 28. Bh3 Bxf3 29. Qxf3 Rg5 30. Rd3 h4 31. Rde3 Rg6 32. Qh5 Rh8 33. Qf5 Qg8 34. Bg2 hxg3 35. hxg3 Qh7 36. Qd5 Rd8 37. Qc6 Rf6 38. Rd1 Qc2 39. Bf3 Qg6 40. Red3 e5 41. Qe4 Qxe4 42. Bxe4 Bc7 43. Rxd8 Bxd8 44. g4 Rd6 45. Rxd6 Kxd6 46. Kg2 Bh4 47. Kf3 Ke7 48. Ke3 Bg5+ 49. Kd3 Bh4 50. f3 Bg5 51. Bd5 Bf4 52. Ke4 f6 53. Kf5 Bg5 54. Bg8 Kd6 55. Kg6 1/2-1/2

[Event "CHN-chB"]
[Site "Jiangmen"]
[Date "2018.07.20"]
[Round "5"]
[White "Zou, Chen"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "2411"]
[BlackElo "1997"]
[PlyCount "122"]
[EventDate "2018.07.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Qg4 6. 0-0 Qxe4 7. d4 cxd4 8. Nxd4 Nc6 9. Nb5 0-0-0 10. Be3 Kb8 11. Qe1 Qf5 12. N1a3 a6 13. Nd4 Nxd4 14. Bxd4 Nf6 15. Nb5 e5 16. Qa5 Rc8 17. Ba7+ Ka8 18. Be3 Kb8 19. Qb6 axb5 20. cxb5 Rc5 21. Bxc5 dxc5 22. Qa5 Qe6 23. b6 Nd7 24. Rad1 Qxb6 25. Qd2 Nf6 26. Rfe1 Be7 27. Qg5 Rd8 28. Qxg7 Rxd1 29. Rxd1 Qe6 30. b3 Kc7 31. Qg3 Bd6 32. Qc3 e4 33. Qa5+ Kc8 34. Qa8+ Bb8 35. Qa5 Nd7 36. Qc3 Be5 37. Qc1 f5 38. Qc2 Kb8 39. a3 Bd4 40. b4 Ne5 41. bxc5 Nd3 42. c6 Qxc6 43. Qxc6 bxc6 44. Kf1 Bxf2 45. Rb1+ Kc7 46. a4 c5 47. Ke2 c4 48. Kd2 Bd4 49. a5 Nf4 50. Rb4 e3+ 51. Kc2 e2 52. Rxc4+ Kb7 53. Rb4+ Ka6 54. Rb1 Nxg2 55. Kd3 e1Q 56. Rxe1 Nxe1+ 57. Kxd4 Nf3+ 58. Ke3 Nxh2 59. Kf4 Ng4 60. Kxf5 h5 61. Kg5 Nf6 0-1

[Event "CHN-chT2"]
[Site "Jiangmen"]
[Date "2018.07.16"]
[Round "10.1"]
[White "Naiditsch, Arkadij"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2698"]
[BlackElo "1997"]
[PlyCount "103"]
[EventDate "2018.07.10"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Jiangsu Chess Academy"]
[BlackTeam "Hangzhou Chess School"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 d5 6. c3 Bd6 7. Bg3 0-0 8. Bb5 Qe7 9. Bxc6 bxc6 10. Qa4 Bb7 11. Bxd6 Qxd6 12. Qa3 Rfd8 13. Nb3 c4 14. Qxd6 Rxd6 15. Nc5 Bc8 16. b3 cxb3 17. axb3 Nd7 18. Nxd7 Rxd7 19. Kd2 Rb7 20. Ra3 f6 21. Rha1 Kf7 22. Ne1 Ke7 23. Nd3 Kd8 24. Nc5 Re7 25. f4 h5 26. Ra5 g6 27. e4 Ke8 28. e5 f5 29. g3 Rh7 30. Ke3 Kd8 31. Kf3 Ke8 32. Kg2 Kf8 33. Kh3 Kg8 34. Kh4 Rc7 35. Kg5 Re7 36. Nd3 Kg7 37. h3 Rf7 38. Nc5 Kg8 39. R5a2 Rh7 40. g4 hxg4 41. hxg4 Kf8 42. Ra4 Kg8 43. Rg1 Kf7 44. Raa1 Kg7 45. Rh1 Rxh1 46. Rxh1 fxg4 47. Rh6 g3 48. Rxg6+ Kf7 49. Kh6 a5 50. Rxg3 Kf8 51. Rg7 Rb8 52. Ra7 1-0

[Event "CHN-chT2"]
[Site "Jiangmen"]
[Date "2018.07.13"]
[Round "6.2"]
[White "Sun, Yidi"]
[Black "Nie, Xinyang"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1997"]
[BlackElo "2322"]
[PlyCount "77"]
[EventDate "2018.07.10"]
[EventType "team-swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Hangzhou Chess School"]
[BlackTeam "Chongqing Kowloon Kylin"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Bb5+ Nbd7 5. f3 Bf5 6. c4 a6 7. Bxd7+ Qxd7 8. Nc3 e6 9. dxe6 Qxe6+ 10. Qe2 Bb4 11. Bd2 0-0-0 12. Qxe6+ Bxe6 13. d5 Bf5 14. 0-0-0 Bd3 15. Nb1 Bc5 16. b3 b5 17. cxb5 Nxd5 18. Nh3 Ne3 19. Bxe3 Bxe3+ 20. Kb2 axb5 21. a3 Bf5 22. Nc3 Bxh3 23. gxh3 Bd4 24. Rhe1 Bxc3+ 25. Kxc3 Rxd1 26. Rxd1 Re8 27. f4 c6 28. h4 Re4 29. Rd4 Re1 30. f5 Rc1+ 31. Kb2 Rh1 32. Rd2 Rf1 33. Rg2 g6 34. fxg6 hxg6 35. Kc3 Kc7 36. a4 Rf3+ 37. Kb4 Rf4+ 38. Ka5 Rxh4 39. Rf2 1/2-1/2

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2018.06.25"]
[Round "9.7"]
[White "Sun, Yidi"]
[Black "Gao, Mingze"]
[Result "1/2-1/2"]
[ECO "B96"]
[WhiteElo "1934"]
[BlackElo "1933"]
[PlyCount "60"]
[EventDate "2018.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]
[WhiteTeam "Hangzhou Chess School"]
[BlackTeam "Hebei"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4 Qb6 9. a3 Be7 10. Bf2 Qc7 11. Qf3 Nbd7 12. 0-0-0 b5 13. g4 g5 14. fxg5 Ne5 15. Qg2 Nfxg4 16. gxh6 Nxf2 17. Qxf2 Rxh6 18. h4 Rb8 19. Qd2 Rg6 20. Kb1 Bf8 21. h5 Rh6 22. Be2 Qe7 23. Rdg1 Qf6 24. Rg8 Rh8 25. Rxh8 Qxh8 26. h6 Bd7 27. Nf3 Nxf3 28. Bxf3 b4 29. axb4 Rxb4 30. Nd1 Rb8 1/2-1/2

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2018.06.24"]
[Round "8.9"]
[White "Sun, Yidi"]
[Black "Liang, Jinrong"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "1934"]
[BlackElo "2461"]
[PlyCount "128"]
[EventDate "2018.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]
[WhiteTeam "Hangzhou Chess School"]
[BlackTeam "Guangdong"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Be3 Nf6 7. a3 a6 8. f4 d6 9. Be2 Be7 10. g4 0-0 11. g5 Nd7 12. Qd2 Nxd4 13. Bxd4 b5 14. h4 Bb7 15. 0-0-0 e5 16. Be3 exf4 17. Bxf4 Ne5 18. Nd5 Bxd5 19. exd5 Rac8 20. Rh3 Ng6 21. Bh2 Qd7 22. Rg3 Nxh4 23. Bg4 Nf5 24. Rf3 g6 25. Bxf5 gxf5 26. Rdf1 Rc4 27. Rxf5 Rg4 28. Kb1 Bd8 29. R1f3 a5 30. Qf2 Rxg5 31. Rxg5+ Bxg5 32. Qg3 f6 33. Rc3 Rd8 34. Rc6 Qe7 35. Qc3 Qe2 36. Rc8 Qd1+ 37. Ka2 Qxd5+ 38. b3 Rxc8 39. Qxc8+ Kf7 40. Qd7+ Kg6 41. Bxd6 Qe4 42. Qc8 a4 43. Bb4 Be3 44. Qg8+ Kh5 45. Qf7+ Kg4 46. Qg7+ Kh3 47. Qd7+ Kg2 48. Qd1 Bd4 49. Qd2+ Kg3 50. Qh6 Kg4 51. Qd2 axb3+ 52. cxb3 Qe3 53. Qg2+ Kf5 54. Qd5+ Kg4 55. Qg2+ Kh5 56. Qh1+ Kg6 57. Qg2+ Kf5 58. Qd5+ Qe5 59. Qd7+ Kf4 60. Bd6 h5 61. Bxe5+ Bxe5 62. Qh3 Kg5 63. a4 bxa4 64. bxa4 h4 1-0

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2018.06.23"]
[Round "7.7"]
[White "Sun, Yidi"]
[Black "Gao, Kai"]
[Result "0-1"]
[ECO "B17"]
[WhiteElo "1934"]
[BlackElo "1815"]
[PlyCount "106"]
[EventDate "2018.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]
[WhiteTeam "Hangzhou Chess School"]
[BlackTeam "Ningbo"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bd3 Ngf6 6. Ng5 e6 7. N1f3 Bd6 8. Qe2 Qe7 9. 0-0 h6 10. Ne4 Nxe4 11. Qxe4 Nf6 12. Qe2 0-0 13. b3 b6 14. c4 Bb7 15. Bb2 Ba3 16. Bc3 Bb4 17. Bb2 Ba3 18. Bxa3 Qxa3 19. Rad1 Rad8 20. Rfe1 c5 21. dxc5 Qxc5 22. h3 Nh5 23. Be4 Ng3 24. Qc2 Bxe4 25. Qb2 Bxf3 26. gxf3 Nf5 27. Qc1 Nh4 28. Qf4 Qg5+ 29. Qxg5 Nxf3+ 30. Kf1 hxg5 31. Rxd8 Rxd8 32. Re3 Nd4 33. Rc3 Rc8 34. a4 Kf8 35. f3 Ke7 36. Kf2 Kd6 37. b4 e5 38. Ke3 f5 39. Rc1 Rh8 40. Rh1 Nc2+ 41. Ke2 Nxb4 42. Rg1 Rh5 43. Kd2 Nc6 44. Kd3 Nd4 45. Ke3 Rxh3 46. Rxg5 Rxf3+ 47. Kd2 Ne6 48. Rg1 e4 49. a5 bxa5 50. Ra1 Nd4 51. c5+ Kc6 52. Rxa5 Rd3+ 53. Ke1 f4 0-1

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2018.06.22"]
[Round "6.7"]
[White "Chen, Kailin"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "1884"]
[BlackElo "1934"]
[PlyCount "144"]
[EventDate "2018.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]
[WhiteTeam "Wuxi"]
[BlackTeam "Hangzhou Chess School"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3 Nc6 7. Nde2 Bd7 8. Bg2 Qc8 9. h3 Bg7 10. Be3 Rb8 11. a4 0-0 12. g4 b6 13. 0-0 Nb4 14. Qd2 Bc6 15. Nb5 a5 16. c3 Na6 17. Na7 Qc7 18. Nxc6 Qxc6 19. e5 Ne4 20. Qd3 Nec5 21. Bxc6 Nxd3 22. exd6 exd6 23. Bb5 Ndc5 24. Rad1 Nc7 25. Rxd6 Nxb5 26. axb5 Na4 27. Rd2 Rfd8 28. Rfd1 Rxd2 29. Rxd2 Rc8 30. Rc2 Kf8 31. Kf1 Ke7 32. b3 Nc5 33. Bxc5+ Rxc5 34. c4 Rc8 35. Nf4 Kd6 36. Nd5 Kc5 37. Re2 Bf8 38. Re3 Rb8 39. Nc7 Rc8 40. Na6+ Kd6 41. Ke2 Kd7 42. Kd3 Bd6 43. Re2 Rd8 44. Kc3 Ra8 45. Kd4 Rc8 46. Kd5 Bf8 47. f4 Ba3 48. Re4 Bd6 49. h4 h6 50. g5 h5 51. Rd4 Ke7 52. Ke4 Ke6 53. Rd5 a4 54. f5+ gxf5+ 55. Rxf5 axb3 56. Rf6+ Ke7 57. Kd5 Bg3 58. Rf3 b2 59. Rb3 Rd8+ 60. Ke4 Rd2 61. Nb4 Ke6 62. Nd3 Bxh4 63. Nxb2 Bxg5 64. Na4 f5+ 65. Kf3 f4 66. c5 Kf5 67. cxb6 Bh4 68. Rb2 Rd3+ 69. Ke2 Re3+ 70. Kf1 Re1+ 71. Kg2 Kg4 72. Rb3 f3+ 0-1

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2018.06.22"]
[Round "5.8"]
[White "Sun, Yidi"]
[Black "Chen, Zhiyuan"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "1934"]
[BlackElo "1457"]
[PlyCount "61"]
[EventDate "2018.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]
[WhiteTeam "Hangzhou Chess School"]
[BlackTeam "Shenzhen"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. g3 g6 7. Bg2 Bd7 8. 0-0 Bg7 9. Nde2 0-0 10. h3 Ne8 11. Be3 Nc7 12. Qd2 f5 13. Bh6 fxe4 14. Bxg7 Kxg7 15. Nxe4 Bf5 16. Rad1 Ne6 17. g4 Bxe4 18. Bxe4 Rc8 19. Bd5 Qd7 20. f4 Rfd8 21. f5 Nc7 22. fxg6 Ne5 23. gxh7 Nxd5 24. Qg5+ Kh8 25. Rxd5 Rxc2 26. Rxe5 Qc6 27. Rf7 Qb6+ 28. Kf1 Rc1+ 29. Nxc1 Qa6+ 30. Ne2 dxe5 31. Qg7# 1-0

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2018.06.21"]
[Round "4.7"]
[White "Liang, Chenchen"]
[Black "Sun, Yidi"]
[Result "0-1"]
[ECO "B76"]
[BlackElo "1934"]
[PlyCount "82"]
[EventDate "2018.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]
[WhiteTeam "Shanghai"]
[BlackTeam "Hangzhou Chess School"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. g4 Be6 10. Nxe6 fxe6 11. 0-0-0 Rc8 12. h4 Ne5 13. Be2 Qa5 14. Bd4 Nc4 15. Bxc4 Rxc4 16. Kb1 Nxe4 17. Nxe4 Qxd2 18. Rxd2 Rxd4 19. Rxd4 Bxd4 20. Ng5 Rf6 21. Rf1 Be3 22. Ne4 Rf8 23. c3 d5 24. Ng3 Bf4 25. Ne2 Bd6 26. Kc2 e5 27. Kd2 Kg7 28. b4 b5 29. Ke3 Bc7 30. Nc1 e4 31. Nb3 Be5 32. Nd4 Bxd4+ 33. cxd4 Rxf3+ 34. Rxf3 exf3 35. Kxf3 Kf6 36. Kf4 h6 37. g5+ hxg5+ 38. hxg5+ Ke6 39. Kg4 Kd6 40. Kf4 e5+ 41. dxe5+ Ke6 0-1

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2018.06.20"]
[Round "2.7"]
[White "Ruan, Zhicheng"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "E36"]
[WhiteElo "1839"]
[BlackElo "1934"]
[PlyCount "163"]
[EventDate "2018.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]
[WhiteTeam "Qingdao"]
[BlackTeam "Hangzhou Chess School"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 0-0 7. Nf3 b6 8. Bg5 c6 9. e3 h6 10. Bxf6 Qxf6 11. Bd3 Nd7 12. cxd5 exd5 13. Rc1 Bb7 14. Qc2 Rfe8 15. 0-0 Rac8 16. Bf5 Rc7 17. b4 g6 18. Bxd7 Rxd7 19. Qa4 a6 20. Rc2 Rc7 21. Rfc1 Qd6 22. Ne5 Rec8 23. Nd3 Kg7 24. h3 f6 25. Qb3 Re8 26. Nf4 Rce7 27. Qd3 f5 28. Qb3 h5 29. Nd3 h4 30. Ne5 Rc8 31. f4 Qf6 32. Qd3 Rec7 33. Rc3 Qe7 34. Qc2 Qd6 35. Qb2 Qe7 36. a4 Kh7 37. a5 b5 38. Rc5 Kg7 39. Qf2 Rh8 40. Qe1 Qd6 41. Nf3 Qe7 42. Ne5 Qd6 43. Kh1 Qe6 44. Qf2 Qd6 45. Rg1 Re7 46. Rgc1 Re6 47. Qb2 Rc8 48. R5c2 Qe7 49. Qc3 Rh8 50. Qc5 Qxc5 51. Rxc5 Rc8 52. Kg1 Rd6 53. R5c2 Kf6 54. Nd3 Rc7 55. Kf2 Rh7 56. Ne5 Rc7 57. Kf3 Rc8 58. Rg1 Rh8 59. g3 hxg3 60. Rxg3 Kg7 61. Rcg2 Rh6 62. h4 Ba8 63. h5 Rxh5 64. Nxg6 Kf6 65. Ne5 Rh7 66. Rg6+ Ke7 67. Rg7+ Rxg7 68. Rxg7+ Ke6 69. Ra7 Rd8 70. Rxa6 Rc8 71. Ra7 Rd8 72. Rh7 Rc8 73. Nd7 Rd8 74. Nb6 c5 75. dxc5 Kf6 76. Nxa8 Rxa8 77. Rd7 Rh8 78. Rd6+ Ke7 79. Rxd5 Ke6 80. Re5+ Kf6 81. c6 Rc8 82. Rxb5 1-0

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2018.06.20"]
[Round "3.8"]
[White "Sun, Yidi"]
[Black "Lu, Kaiyan"]
[Result "1/2-1/2"]
[ECO "B81"]
[WhiteElo "1934"]
[BlackElo "1644"]
[PlyCount "72"]
[EventDate "2018.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]
[WhiteTeam "Hangzhou Chess School"]
[BlackTeam "Shanxi"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 a6 8. Rg1 g6 9. Be3 Nc6 10. Be2 Nd7 11. h5 g5 12. Qd2 Nde5 13. 0-0-0 Bd7 14. f4 gxf4 15. Bxf4 Qb6 16. Nf3 0-0-0 17. g5 Nxf3 18. Bxf3 Ne5 19. Be2 hxg5 20. Bxg5 Re8 21. Kb1 Be7 22. Bxe7 Rxe7 23. Qxd6 Qxd6 24. Rxd6 Kc7 25. Rdd1 f6 26. Rdf1 Rh6 27. Rf2 Be8 28. Rgf1 Nd7 29. Rg1 Ne5 30. Kc1 Reh7 31. Rh2 Kd6 32. Nd1 Bb5 33. Bxb5 Nf3 34. Rgg2 Nxh2 35. Be2 Rxh5 36. Bxh5 Rxh5 1/2-1/2

[Event "CHN-chT"]
[Site "Hangzhou"]
[Date "2018.06.19"]
[Round "1.6"]
[White "Sun, Yidi"]
[Black "Liu, Guanchu"]
[Result "0-1"]
[ECO "C16"]
[WhiteElo "1934"]
[BlackElo "2445"]
[PlyCount "86"]
[EventDate "2018.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]
[WhiteTeam "Hangzhou Chess School"]
[BlackTeam "Chengdu"]
[WhiteTeamCountry "CHN"]
[BlackTeamCountry "CHN"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 b6 7. Qg4 Ng6 8. h4 h5 9. Qg3 Ba6 10. Bxa6 Nxa6 11. Ne2 Qd7 12. Qd3 Qa4 13. Bg5 c5 14. 0-0 Rc8 15. f4 Qc4 16. Qxc4 dxc4 17. f5 exf5 18. Ng3 0-0 19. d5 Nxe5 20. Nxf5 Ng6 21. g4 hxg4 22. h5 Ne5 23. Ne7+ Kh7 24. Nxc8 Rxc8 25. Kg2 Nb8 26. Kg3 Nbd7 27. Bf4 f6 28. Rfe1 Kg8 29. Rad1 Kf7 30. Re4 Rh8 31. Bxe5 Nxe5 32. Rxe5 fxe5 33. Kxg4 Ke7 34. Kg5 Kd6 35. Rf1 e4 36. Rh1 Re8 37. h6 gxh6+ 38. Rxh6+ Kxd5 39. Kf4 Rf8+ 40. Ke3 Rf3+ 41. Kd2 e3+ 42. Kd1 Rf1+ 43. Ke2 Rc1 0-1

[Event "Longtou Cup 1st"]
[Site "Qinhuangdao"]
[Date "2018.06.04"]
[Round "9.29"]
[White "Sun, Yidi"]
[Black "Lu, Miaoyi"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "1934"]
[BlackElo "1542"]
[PlyCount "147"]
[EventDate "2018.05.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nh3 e6 7. Nf4 Bd6 8. h4 Qc7 9. Nxg6 hxg6 10. Ne4 Bf4 11. Qf3 Bxc1 12. Rxc1 Nd7 13. Bc4 Ngf6 14. Ng5 Qb6 15. Qc3 Nd5 16. Bxd5 cxd5 17. Nf3 Nf6 18. 0-0 0-0 19. Qb3 Rfc8 20. Qxb6 axb6 21. a3 Ne4 22. Rfd1 Nd6 23. Ne5 Rc7 24. g4 Kf8 25. Kg2 Ke7 26. c3 b5 27. Rh1 Rh8 28. f3 Nc8 29. Kg3 Nb6 30. Rh2 Na4 31. Re1 Kd6 32. Rhe2 Re7 33. f4 Rhe8 34. Nd3 Nb6 35. Nc5 Nc4 36. Nd3 Nb6 37. Rh1 Nd7 38. Kf3 Nf6 39. Nc5 b6 40. Nd3 Ne4 41. Nf2 Nxf2 42. Rxf2 Rh8 43. Rfh2 f6 44. h5 gxh5 45. Rxh5 Rxh5 46. gxh5 e5 47. Re1 exd4 48. Rxe7 Kxe7 49. cxd4 Kd6 50. Kg3 Kd7 51. Kh4 Ke6 52. Kg4 b4 53. axb4 b5 54. b3 Ke7 55. h6 gxh6 56. Kh5 Ke6 57. Kg6 h5 58. f5+ Ke7 59. Kxh5 Kf7 60. Kh6 Ke7 61. Kg7 Ke8 62. Kxf6 Kf8 63. Kg6 Kg8 64. f6 Kf8 65. f7 Ke7 66. Kg7 Ke6 67. f8Q Kd7 68. Kf7 Kc6 69. Ke7 Kc7 70. Qd8+ Kc6 71. Qd6+ Kb7 72. Kd7 Ka7 73. Kc7 Ka8 74. Qa6# 1-0

[Event "Longtou Cup 1st"]
[Site "Qinhuangdao"]
[Date "2018.06.03"]
[Round "8"]
[White "Chen, Fan"]
[Black "Sun, Yidi"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2398"]
[BlackElo "1934"]
[PlyCount "113"]
[EventDate "2018.05.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[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 d5 10. e5 Ne4 11. c4 cxd4 12. Qxd4 e6 13. cxd5 exd5 14. Nc3 Nxc3 15. bxc3 Nc6 16. Qd3 Rfe8 17. Bf4 Rad8 18. Rad1 a6 19. Qd2 Qf5 20. Nd4 Qd7 21. Nf3 Qf5 22. Qe3 Re7 23. Bg3 h6 24. Nd4 Nxd4 25. Rxd4 Qe6 26. Qd2 Red7 27. Rd1 Kh7 28. f4 Bf8 29. Kh1 Bc5 30. Rd3 d4 31. c4 Qxc4 32. f5 Rg8 33. Qf4 g5 34. Qg4 f6 35. e6 Re7 36. Bd6 Bxd6 37. Rxd4 Qxa2 38. Rxd6 Qc2 39. R6d2 Qc5 40. Rd5 Qc8 41. h3 b5 42. Qd4 Kg7 43. Qb4 Rge8 44. Rd7 Kf8 45. Qb2 Kg7 46. Qa3 Kf8 47. Rc1 Qb8 48. Rcc7 b4 49. Qb2 Qxc7 50. Qxf6+ Kg8 51. Qg6+ Kf8 52. Qxh6+ Kg8 53. Qxg5+ Kf8 54. Qh6+ Kg8 55. Rxc7 Rxc7 56. Qf4 Rb7 57. f6 1-0

