[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2023.08.16"]
[Round "7"]
[White "Baldanjantsan, Khuslenzaya"]
[Black "Dai, Chenyi"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1549"]
[PlyCount "102"]
[EventDate "2023.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 Be7 7. Bf4 b6 8. Qe2 Bb7 9. 0-0-0 Nd5 10. Bd2 0-0 11. h4 c5 12. dxc5 bxc5 13. Neg5 N5f6 14. Nxh7 Nxh7 15. Bxh7+ Kxh7 16. Ng5+ Kg8 17. Bf4 e5 18. Be3 Qc8 19. h5 Bxg5 20. Bxg5 f6 21. h6 fxg5 22. hxg7 Kxg7 23. Qh5 Nf6 24. Qxg5+ Kf7 25. Rd6 Qe6 26. Rxe6 Kxe6 27. f4 exf4 28. Qxf4 Bxg2 29. Re1+ Be4 30. b3 Rae8 31. Rxe4+ Nxe4 32. Qxe4+ Kd6 33. Qb7 Re7 34. Qa6+ Kd5 35. Kb2 Rf4 36. Qg6 Rd4 37. Qf5+ Kd6 38. a4 Rd7 39. Qf8+ Kc6 40. Qb8 Rb4 41. Qc8+ Rc7 42. Qe6+ Kb7 43. c3 Rb6 44. Qd5+ Ka6 45. Ka3 Rbc6 46. Qc4+ Kb7 47. a5 a6 48. Qd5 Ka7 49. c4 Rc8 50. Qe5 R6c7 51. Qe3 Rb7 1/2-1/2

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2023.08.16"]
[Round "8"]
[White "Dai, Chenyi"]
[Black "Wang, Zixuan"]
[Result "0-1"]
[ECO "C00"]
[BlackElo "1417"]
[PlyCount "60"]
[EventDate "2023.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e6 2. e4 d5 3. cxd5 exd5 4. e5 d4 5. Nf3 Bc5 6. Bc4 Nc6 7. Qb3 Qe7 8. 0-0 Bb6 9. Bd5 Na5 10. Qc2 Qc5 11. Qxc5 Bxc5 12. Ng5 Nh6 13. a3 Be7 14. f4 c6 15. Ba2 c5 16. Ne4 Bf5 17. Nxc5 Bxc5 18. b4 Bd3 19. Rf3 Be4 20. Rh3 Be7 21. bxa5 Rc8 22. Bb2 Rc2 23. Bxd4 Rc1+ 24. Kf2 Ng4+ 25. Ke2 Bxg2 26. Rc3 Rh1 27. Rg3 Bf1+ 28. Kf3 h5 29. Rg1 Nxh2+ 30. Kf2 Bh4+ 0-1

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2023.08.15"]
[Round "6"]
[White "Dai, Chenyi"]
[Black "Zhao, Yunhan"]
[Result "1-0"]
[ECO "A25"]
[PlyCount "107"]
[EventDate "2023.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 Nc6 5. a3 Bxc3 6. bxc3 0-0 7. e4 d6 8. Ne2 Be6 9. d3 a6 10. a4 Rb8 11. Rb1 h6 12. 0-0 Qd7 13. f4 exf4 14. Nxf4 Bg4 15. Qc2 Ne5 16. h3 Be6 17. Kh2 c6 18. Ne2 Qe7 19. Nd4 d5 20. cxd5 cxd5 21. Bf4 Bd7 22. exd5 Nh5 23. Rbe1 f6 24. Qe2 Qe8 25. Bxe5 fxe5 26. Rxf8+ Qxf8 27. Ne6 Bxe6 28. dxe6 Nf6 29. Qxe5 Re8 30. Bxb7 Qa3 31. Bxa6 Qe7 32. d4 Ra8 33. Bb5 Nh7 34. Qc5 Qf6 35. Rf1 Qg6 36. Qf5 Qf6 37. Qxh7+ Kxh7 38. Rxf6 gxf6 39. e7 Kg7 40. e8Q Rxe8 41. Bxe8 f5 42. a5 Kf6 43. a6 Ke7 44. a7 Kxe8 45. a8Q+ Kf7 46. d5 Ke7 47. c4 Kd6 48. Qc6+ Ke7 49. d6+ Kd8 50. d7 h5 51. Qc8+ Ke7 52. d8Q+ Kf7 53. Qxf5+ Kg7 54. Qdf8# 1-0

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2023.08.15"]
[Round "5"]
[White "Li, Yage"]
[Black "Dai, Chenyi"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "1632"]
[PlyCount "57"]
[EventDate "2023.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. Nf3 e5 6. d3 Nge7 7. h4 d6 8. Bd2 Bg4 9. Qc1 h5 10. Nh2 Be6 11. Nf1 Qd7 12. Ne3 Nd4 13. 0-0 Bh3 14. Re1 Bxg2 15. Kxg2 Nec6 16. Ned5 Ne6 17. Ne4 0-0-0 18. Rb1 Rdf8 19. b4 f5 20. Ng5 b6 21. bxc5 bxc5 22. Qa3 Nc7 23. Qb3 Na6 24. Qa4 Ncb8 25. Qa5 Bh6 26. Rb6 Nb4 27. Bxb4 cxb4 28. Qxb4 Nc6 29. Qb5 1-0

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2023.08.14"]
[Round "3"]
[White "Dai, Chenyi"]
[Black "Zhou, Ziteng"]
[Result "1-0"]
[ECO "A36"]
[PlyCount "121"]
[EventDate "2023.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 e6 5. e4 Nc6 6. Nge2 Nge7 7. 0-0 0-0 8. d3 Nd4 9. Bf4 e5 10. Bg5 f6 11. Be3 d6 12. Qd2 Bg4 13. f3 Be6 14. Bh6 Nec6 15. Bxg7 Kxg7 16. f4 f5 17. Nxd4 cxd4 18. Ne2 fxe4 19. Bxe4 d5 20. cxd5 Bxd5 21. fxe5 Nxe5 22. Rxf8 Kxf8 23. Qf4+ Nf7 24. Bxd5 Qxd5 25. Qxd4 Qxd4+ 26. Nxd4 Ne5 27. Rd1 Kg8 28. Ne2 Rc8 29. d4 Ng4 30. Nc3 Ne3 31. Re1 Nf5 32. d5 Kf7 33. Re6 Ne7 34. Rd6 Rc7 35. g4 a6 36. Rd8 Rc4 37. h3 b5 38. Rd7 Ke8 39. Rd6 b4 40. Na4 Rd4 41. Nc5 Rxd5 42. Rxd5 Nxd5 43. Nxa6 Kd7 44. Nc5+ Kd6 45. Nd3 Kc6 46. Kf2 Kb5 47. Nc1 Kc4 48. Kf3 g5 49. Ke4 h6 50. Ne2 Ne7 51. b3+ Kc5 52. Nc1 Ng6 53. Nd3+ Kb5 54. Kf5 Nh4+ 55. Kf6 Ng2 56. Nf2 Nf4 57. Kg7 h5 58. Kf6 Nxh3 59. Nxh3 hxg4 60. Nxg5 Kc5 61. Ke5 1-0

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2023.08.14"]
[Round "4"]
[White "Jiang, Liu"]
[Black "Dai, Chenyi"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "1642"]
[PlyCount "106"]
[EventDate "2023.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 0-0 8. Nf3 b6 9. 0-0 Bb7 10. Rc1 Ne4 11. Bf4 Bd6 12. Bxd6 Nxd6 13. Qc2 Nf6 14. Nb5 c6 15. Nxd6 Qxd6 16. a3 Rfc8 17. b4 g6 18. Qb1 Nd7 19. Rc3 a5 20. Rfc1 b5 21. Nd2 f5 22. g3 Nb6 23. Rc5 Na4 24. R5c2 axb4 25. Qxb4 Qxb4 26. axb4 Nb6 27. Nb3 Nc4 28. Nc5 Rcb8 29. Kf1 Ra7 30. Ke2 Bc8 31. f3 Re7 32. Bxc4 bxc4 33. Rb2 Ra7 34. Kd2 Rba8 35. b5 Ra2 36. Rcc2 Rxb2 37. Rxb2 Ra3 38. Rb1 Ra2+ 39. Kc3 cxb5 40. Rxb5 Ra3+ 41. Kd2 Ra2+ 42. Kc1 Ra8 43. Kb2 Kf7 44. e4 fxe4 45. fxe4 dxe4 46. Nxe4 Ke7 47. Nd2 Be6 48. d5 Rd8 49. Rb7+ Ke8 50. Ne4 Bxd5 51. Nf6+ Kf8 52. Nxh7+ Ke8 53. Nf6+ Kf8 1/2-1/2

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2023.08.13"]
[Round "2"]
[White "Hu, Zehan"]
[Black "Dai, Chenyi"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1626"]
[PlyCount "97"]
[EventDate "2023.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. Nf3 h6 7. Bd3 Bd7 8. 0-0 Bd6 9. Qe2 Bc6 10. Ne5 Bxe5 11. dxe5 Qh4 12. Be3 Nd7 13. f4 a6 14. Qf2 Qe7 15. c3 0-0-0 16. Be2 f6 17. exf6 gxf6 18. a4 Rdg8 19. Bf3 Bxf3 20. Qxf3 Rg6 21. Rad1 Rhg8 22. Rf2 f5 23. Bd4 c5 24. Be5 Nxe5 25. fxe5 Rg4 26. b3 Qg7 27. Re2 Rd8 28. Rxd8+ Kxd8 29. Rd2+ Ke8 30. Qd3 Qe7 31. Qd6 Re4 32. Qb8+ Kf7 33. Qh8 Kg6 34. Rd3 Qg7 35. Rg3+ Rg4 36. Rxg4+ fxg4 37. Qe8+ Kf5 38. Qh5+ Kf4 39. Kf2 Qg5 40. Qf7+ Kxe5 41. Qxb7 Qd2+ 42. Kg3 Qf4+ 43. Kh4 Qxh2+ 44. Kxg4 Qf4+ 45. Kh3 Qe3+ 46. Qf3 Qxf3+ 47. gxf3 Kf4 48. b4 cxb4 49. cxb4 1/2-1/2

[Event "Hangzhou op of Ivy 1st"]
[Site "Hangzhou"]
[Date "2017.01.22"]
[Round "8.14"]
[White "Dai, Chenyi"]
[Black "Zhang, Keyu"]
[Result "1-0"]
[ECO "D58"]
[BlackElo "1420"]
[PlyCount "125"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. Nf3 Be7 4. d4 d5 5. Bg5 Nbd7 6. e3 0-0 7. Bd3 b6 8. cxd5 exd5 9. 0-0 h6 10. Bh4 Bb7 11. Rc1 c5 12. Bb1 Rc8 13. Qe2 Ne4 14. Bg3 Bf6 15. Rfd1 cxd4 16. Nxe4 dxe4 17. Rxc8 Qxc8 18. Nxd4 Nc5 19. b4 Ne6 20. Nf5 Qa8 21. Qg4 Kh8 22. Nd6 Bd5 23. Qf5 Nc7 24. Nxe4 Be6 25. Qh5 Nd5 26. Nxf6 Nxf6 27. Qh4 Rd8 28. Re1 Qd5 29. h3 Rc8 30. f3 Rc4 31. e4 Qd2 32. a3 Qc3 33. Ba2 Rc6 34. Bxe6 Rxe6 35. e5 Nd7 36. Qd8+ Kh7 37. Qxd7 Rg6 38. Qf5 Kg8 39. Bf2 Re6 40. Rd1 g6 41. Qf4 Qxe5 42. Qxe5 Rxe5 43. Rd8+ Kh7 44. Bd4 g5 45. Bxe5 Kg6 46. g4 f6 47. Rd6 Kg7 48. Rxf6 a5 49. Rxb6+ Kf7 50. Rxh6 axb4 51. axb4 Ke7 52. Rd6 Kf7 53. b5 Ke7 54. b6 Ke8 55. b7 Kf8 56. b8Q+ Ke7 57. Bf6+ Kf7 58. Qc7+ Kg6 59. Bxg5+ Kxg5 60. Kg2 Kf4 61. h4 Ke5 62. Qe7+ Kf4 63. Qe4# 1-0

[Event "Hangzhou op of Ivy 1st"]
[Site "Hangzhou"]
[Date "2017.01.22"]
[Round "9.11"]
[White "Wu, Chen"]
[Black "Dai, Chenyi"]
[Result "1/2-1/2"]
[ECO "D52"]
[PlyCount "27"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. Bg5 c6 6. e3 Qa5 7. Nd2 dxc4 8. Bxf6 Nxf6 9. Nxc4 Qd8 10. Be2 Be7 11. 0-0 0-0 12. Bf3 Rb8 13. Qb3 Nd5 14. Rfd1 1/2-1/2

[Event "Hangzhou op of Ivy 1st"]
[Site "Hangzhou"]
[Date "2017.01.21"]
[Round "6.14"]
[White "Fei, Tianhao"]
[Black "Dai, Chenyi"]
[Result "0-1"]
[ECO "E12"]
[PlyCount "74"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 0-0 6. e3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. 0-0 Nbd7 10. a3 Ne4 11. Bxe7 Qxe7 12. Bxe4 dxe4 13. Nd2 f5 14. Qe2 Kh8 15. f4 c5 16. Nb3 Qf7 17. Qd1 Rfd8 18. Qc2 Ba6 19. Rfe1 Bd3 20. Qd1 Rac8 21. dxc5 Nxc5 22. Nxc5 bxc5 23. Qc1 Qb3 24. Nd1 c4 25. Qc3 Qxc3 26. bxc3 Rb8 27. a4 Rb3 28. Ra2 Rdb8 29. a5 a6 30. Kf2 Kg8 31. h3 Kf7 32. g4 g6 33. g5 Ke6 34. h4 Rb1 35. Rh1 R8b3 36. Re1 Rc1 37. Rh1 Bc2 0-1

[Event "Hangzhou op of Ivy 1st"]
[Site "Hangzhou"]
[Date "2017.01.21"]
[Round "7.13"]
[White "Lin, Haotian"]
[Black "Dai, Chenyi"]
[Result "1-0"]
[ECO "D37"]
[PlyCount "141"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. e3 Nbd7 6. Bd3 0-0 7. Qc2 b6 8. b3 Bb7 9. Bb2 h6 10. Qe2 c5 11. 0-0 Ne4 12. Rfd1 Qe8 13. Nb5 Qb8 14. Rac1 a6 15. Nc3 f5 16. Nd2 Bd6 17. Nf1 Qa7 18. dxc5 Ndxc5 19. Bxe4 fxe4 20. cxd5 Nd3 21. Nxe4 Nxc1 22. Qg4 Bxd5 23. Nxd6 Rfd8 24. Nc4 Bxc4 25. Rxd8+ Rxd8 26. Qxc4 Nd3 27. Qxe6+ Kh7 28. Bd4 Nc5 29. Qf5+ Kg8 30. h3 Qf7 31. Qe5 Nd3 32. Qg3 Nc5 33. f3 Qe7 34. Qg6 Rd6 35. Qg4 Ne6 36. Be5 Rd8 37. f4 Re8 38. Ng3 Qf8 39. Nf5 Kh7 40. Nd6 Re7 41. h4 g6 42. Ne4 h5 43. Qh3 Qf7 44. Kh2 Kh6 45. Nd6 Qf8 46. Kh1 Kh7 47. Ne4 Qf7 48. Bf6 Re8 49. Kh2 Kg8 50. Be5 Rd8 51. Nf6+ Kf8 52. Qf3 Nc5 53. Qc6 Qe6 54. Qc7 Qe7 55. Qxb6 Nd7 56. Nxd7+ Rxd7 57. Bf6 Qd6 58. Qxd6+ Rxd6 59. Bd4 Ke7 60. Bc5 Ke6 61. Bxd6 Kxd6 62. e4 Ke6 63. e5 Kf5 64. b4 Ke6 65. a4 Kd5 66. b5 axb5 67. axb5 Kc5 68. e6 Kd6 69. b6 Kxe6 70. b7 Kf5 71. b8Q 1-0

[Event "Hangzhou op of Ivy 1st"]
[Site "Hangzhou"]
[Date "2017.01.20"]
[Round "5.12"]
[White "Dai, Chenyi"]
[Black "Hong, Yilin"]
[Result "0-1"]
[ECO "A22"]
[PlyCount "158"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. e4 d6 3. g3 Be7 4. Bg2 Nf6 5. Nc3 c6 6. Nge2 0-0 7. 0-0 Nbd7 8. d3 Qc7 9. f4 Nb6 10. Qb3 Nbd7 11. h3 b6 12. f5 Bb7 13. Qd1 Rfd8 14. g4 h6 15. Ng3 Nf8 16. g5 hxg5 17. Bxg5 N8h7 18. Bxf6 Bxf6 19. Kh2 Qe7 20. Rg1 Bg5 21. Nh5 Be3 22. Re1 Qg5 23. Qf3 Bd4 24. Bh1 Nf6 25. Nxf6+ Qxf6 26. Qg4 Qh6 27. Re2 Re8 28. Rg2 Re7 29. Rf1 f6 30. Qg6 Qxg6 31. Rxg6 Rd8 32. Rc1 a6 33. Rc2 b5 34. Ne2 Bb6 35. Ng3 Rf7 36. Bf3 Be3 37. Nh5 Kf8 38. Rcg2 Rdd7 39. b3 Bh6 40. Bd1 d5 41. cxb5 dxe4 42. b4 cxb5 43. Bb3 Bd5 44. Bxd5 Rxd5 45. dxe4 Rd4 46. Rc2 Rc4 47. Rgg2 Rfc7 48. Rxc4 Rxc4 49. Rg6 Rxe4 50. Nxf6 Bf4+ 51. Kg2 gxf6 52. Rxf6+ Ke7 53. Rxa6 Rxb4 54. h4 Ra4 55. Rb6 Rxa2+ 56. Kf3 Ra3+ 57. Kg4 Rg3+ 58. Kh5 b4 59. Rxb4 Kf6 60. Rb6+ Kxf5 61. Rb3 Rg2 62. Rb2 Bd2 63. Rb5 Bc3 64. Rb6 Rh2 65. Rb1 Ke4 66. Kg6 Rg2+ 67. Kh6 Kd3 68. h5 Bd2+ 69. Kh7 e4 70. Rh1 e3 71. h6 e2 72. Rh3+ Kc2 73. Rh1 e1Q 74. Rxe1 Bxe1 75. Kh8 Kd3 76. Kh7 Ke4 77. Kh8 Kf5 78. Kh7 Bh4 79. Kh8 Kg6 0-1

[Event "Hangzhou op of Ivy 1st"]
[Site "Hangzhou"]
[Date "2017.01.20"]
[Round "4.9"]
[White "Liu, Yutong"]
[Black "Dai, Chenyi"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "1807"]
[PlyCount "120"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 Nbd7 8. Nf3 b6 9. Qc2 Bb7 10. 0-0 Rc8 11. Rfe1 h6 12. Bf4 c5 13. Rad1 Nh5 14. Be5 Nhf6 15. Bf5 Ra8 16. Bg3 a6 17. dxc5 bxc5 18. Rd2 Nb6 19. Ne5 Nh5 20. Na4 Nxg3 21. hxg3 Nxa4 22. Qxa4 Qc7 23. Nf3 Rfd8 24. Bb1 Bf6 25. Qg4 Qb6 26. Nh4 Bxh4 27. Qxh4 Qe6 28. Rc1 Rac8 29. Rxc5 Re8 30. Rxc8 Rxc8 31. Rd1 Qe5 32. Qd4 Qxd4 33. exd4 Kf8 34. Bd3 Ke7 35. Kf1 Kf6 36. Ke2 a5 37. Kd2 Kg5 38. Re1 Kf6 39. Re5 Bc6 40. b3 Rb8 41. Kc3 Rb4 42. a3 Rb8 43. b4 axb4+ 44. axb4 Rb7 45. Re1 Ba4 46. Ra1 Rc7+ 47. Kb2 Bd7 48. Ra6+ Kg5 49. Rd6 Be6 50. b5 Rd7 51. Rxd7 Bxd7 52. Kc3 f5 53. Kb4 f4 54. gxf4+ Kxf4 55. Kc5 g5 56. b6 Bc8 57. Kd6 Bb7 58. Kc7 Ba8 59. Bb5 Ke4 60. Kb8 Kxd4 1-0

[Event "Hangzhou op of Ivy 1st"]
[Site "Hangzhou"]
[Date "2017.01.19"]
[Round "2.15"]
[White "Qi, Lizhen"]
[Black "Dai, Chenyi"]
[Result "0-1"]
[ECO "D55"]
[PlyCount "108"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 0-0 6. e3 b6 7. Be2 Bb7 8. cxd5 exd5 9. 0-0 Nbd7 10. h3 Ne4 11. Bxe7 Qxe7 12. Nb5 c6 13. Na3 Rfd8 14. Rc1 c5 15. Nc2 c4 16. Na3 a6 17. Nb1 b5 18. Nfd2 Ndf6 19. Nc3 b4 20. Ncxe4 Nxe4 21. Nxe4 Qxe4 22. Bf3 Qe7 23. Qc2 g6 24. b3 c3 25. Be2 f5 26. Bd3 a5 27. Bb5 Ba6 28. Qe2 Qb7 29. Bd3 Bxd3 30. Qxd3 Qa6 31. Qc2 Qc6 32. Rb1 Ra6 33. Ra1 Rda8 34. a4 Qe6 35. Rac1 Re8 36. Qe2 Rb6 37. Qd3 Qe4 38. Qxe4 Rxe4 39. g3 Rc6 40. Rc2 Kg7 41. h4 Kh6 42. Re1 Re8 43. Kg2 Rce6 44. Rh1 Kg7 45. Kf1 h6 46. Kg2 g5 47. h5 Re4 48. Rd1 Kf6 49. Kf3 R8e7 50. Rcc1 f4 51. exf4 gxf4 52. g4 Kg5 53. Rc2 Re1 54. Rcc1 R1e2 0-1

[Event "Hangzhou op of Ivy 1st"]
[Site "Hangzhou"]
[Date "2017.01.18"]
[Round "3.8"]
[White "Dai, Chenyi"]
[Black "Chen, Mingze"]
[Result "1/2-1/2"]
[ECO "B40"]
[BlackElo "1772"]
[PlyCount "69"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 e6 4. e4 Nge7 5. d4 cxd4 6. Nxd4 Nxd4 7. Qxd4 Nc6 8. Qd1 Bc5 9. Be2 0-0 10. 0-0 a6 11. Bf4 f5 12. Bd6 Bxd6 13. Qxd6 Rf6 14. exf5 Rxf5 15. Rad1 Qf8 16. Ne4 b5 17. Qxf8+ Rxf8 18. Nd6 Ne5 19. cxb5 axb5 20. a3 Ba6 21. Rfe1 Rab8 22. a4 Rf4 23. Bxb5 Bxb5 24. Nxb5 Rxa4 25. Rxe5 Ra5 26. g3 Raxb5 27. Rxb5 Rxb5 28. Rxd7 Rxb2 29. Kg2 Kf8 30. Kf3 h6 31. h4 Rb5 32. Ke3 Rf5 33. f3 Ra5 34. Kf4 Rf5+ 35. Ke4 1/2-1/2

[Event "Hangzhou op of Ivy 1st"]
[Site "Hangzhou"]
[Date "2017.01.18"]
[Round "1.16"]
[White "Dai, Chenyi"]
[Black "Xiu, Yixuan"]
[Result "0-1"]
[ECO "A39"]
[PlyCount "218"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 Qb6 9. Nb3 d6 10. Be3 Qd8 11. Nd4 Bd7 12. Rc1 Ng4 13. Nxc6 Bxc6 14. Qd3 Ne5 15. Qc2 Bxg2 16. Kxg2 Nxc4 17. Nd1 Nxe3+ 18. Nxe3 Rc8 19. Qb3 Qd7 20. Rfd1 Bh6 21. Rxc8 Rxc8 22. Nd5 Bg7 23. e4 e6 24. Ne3 Qc6 25. Qb4 Bf8 26. Kg1 a6 27. Qd4 h5 28. Rd2 Qc1+ 29. Kg2 Rc6 30. Rd1 Qc5 31. Qxc5 Rxc5 32. f4 Kg7 33. Kf3 Kf6 34. Rd3 Rb5 35. b3 Rc5 36. Nc4 d5 37. Ne5 dxe4+ 38. Kxe4 Rc7 39. Nd7+ Ke7 40. Nxf8 Kxf8 41. Rd2 Ke7 42. Ke3 Rc5 43. Ke4 b6 44. Re2 Kd6 45. Rd2+ Rd5 46. Rc2 Rc5 47. Rd2+ Ke7 48. Re2 f6 49. Kd4 Kd6 50. Rf2 h4 51. g4 g5 52. fxg5 Rxg5 53. h3 f5 54. gxf5 Rxf5 55. Rh2 Rf3 56. Ke4 Rg3 57. Rd2+ Kc5 58. Rh2 Kb4 59. Ke5 Kc3 60. Kxe6 Rd3 61. Kf5 Rg3 62. Ke5 Kd3 63. Kf4 b5 64. Kf5 Ke3 65. Ke5 Kf3 66. Kf5 b4 67. Rd2 Rxh3 68. Rd3+ Kg2 69. Rd2+ Kf1 70. Kg4 Ke1 71. Rb2 Rc3 72. Kxh4 Kd1 73. Kg4 Rc2 74. Rb1+ Kd2 75. Ra1 Kc3 76. Kf3 Kb2 77. Rh1 Kxa2 78. Rh6 Kxb3 79. Rxa6 Kb2 80. Ke3 b3 81. Kd3 Rc8 82. Kd2 Kb1 83. Kd1 Rd8+ 84. Ke2 b2 85. Ra7 Rd4 86. Ke3 Rc4 87. Kd3 Rc2 88. Rh7 Rc6 89. Rg7 Ra6 90. Rg1+ Ka2 91. Kc4 b1Q 92. Rxb1 Kxb1 93. Kb5 Rh6 94. Kc5 Rh4 95. Kd5 Kc2 96. Ke5 Kd3 97. Kf5 Ke3 98. Kg5 Ra4 99. Kf5 Rb4 100. Kg5 Kf3 101. Kh5 Kg3 102. Kg5 Rb5+ 103. Kf6 Kf4 104. Ke6 Rh5 105. Kd6 Ke4 106. Kc6 Kd4 107. Kb6 Kc4 108. Ka6 Kb4 109. Kb6 Rh6+ 0-1

