[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2023.08.17"]
[Round "9"]
[White "Chen, Zhidong"]
[Black "Wang, Pengyu"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "59"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 0-0 13. a4 bxa4 14. Rxa4 a5 15. Bc4 Rb8 16. b3 Be6 17. Nce3 Bxd5 18. Nxd5 Kh8 19. Qg4 g6 20. h4 Bh6 21. h5 f5 22. Qh3 g5 23. exf5 g4 24. Qxg4 Rg8 25. Qe4 Qg5 26. Ne3 Rgc8 27. Qg4 Qxg4 28. Nxg4 Bg5 29. 0-0 Rf8 30. Rd1 1-0

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2023.08.16"]
[Round "7"]
[White "Chen, Zhidong"]
[Black "Ding, Shirui"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1552"]
[PlyCount "66"]
[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 d5 2. exd5 Qxd5 3. d4 Nc6 4. Nf3 Bg4 5. Be2 e6 6. c4 Qd7 7. Qb3 Bb4+ 8. Nc3 Bxf3 9. Bxf3 Nxd4 10. Qd1 0-0-0 11. 0-0 Nxf3+ 12. Qxf3 Nf6 13. Be3 Bxc3 14. bxc3 Qd3 15. Rab1 Qe4 16. Qg3 Rd3 17. Rb5 Rhd8 18. Qg5 Rd1 19. f3 Qc2 20. Bd4 Rxf1+ 21. Kxf1 Qd3+ 22. Ke1 Qxc4 23. Rc5 Qxa2 24. Qxg7 Nd7 25. Rg5 e5 26. Bxe5 Re8 27. Kf1 f6 28. Rf5 Qb1+ 29. Kf2 Qxf5 30. Bd4 c5 31. Qf7 Qc2+ 32. Kg3 Qg6+ 33. Qxg6 hxg6 0-1

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2023.08.16"]
[Round "8"]
[White "Zhao, Yunhan"]
[Black "Chen, Zhidong"]
[Result "0-1"]
[ECO "B56"]
[PlyCount "148"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Bb5 Bd7 7. Bxc6 bxc6 8. h3 e6 9. 0-0 Be7 10. Bg5 Qc7 11. Re1 h6 12. Bxf6 Bxf6 13. Nf3 0-0 14. Qd2 Rad8 15. Rad1 Bc8 16. Qe3 e5 17. a4 Be7 18. b4 f5 19. exf5 Bxf5 20. Rc1 a6 21. b5 axb5 22. axb5 Rb8 23. bxc6 Qxc6 24. Qd2 Be6 25. Rcd1 Rb2 26. Re3 Rd8 27. Rd3 Rdb8 28. Re3 R8b4 29. Kf1 Rb6 30. Kg1 Kh8 31. Kf1 Ra6 32. Kg1 Ra5 33. Kf1 Rc5 34. Kg1 Rb7 35. Rc1 Rc7 36. Ne4 Rxc2 37. Rxc2 Qxc2 38. Qxc2 Rxc2 39. g4 Rc4 40. Ned2 Rf4 41. Re4 Rxe4 42. Nxe4 Kg8 43. Kf1 h5 44. gxh5 Bxh3+ 45. Ke2 Bg4 46. Ng3 Bh4 47. Ke3 Bxg3 48. fxg3 Bxf3 49. Kxf3 Kh7 50. g4 Kh6 51. Ke4 Kg5 52. Kf3 d5 53. Kg3 e4 54. Kf2 Kxg4 55. Ke3 Kxh5 56. Kd4 g5 57. Ke3 Kh4 58. Kf2 d4 59. Kf1 g4 60. Kf2 g3+ 61. Kf1 Kh3 62. Kg1 g2 63. Kf2 Kh2 64. Ke2 g1Q 65. Kd2 Qb1 66. Ke2 Qd3+ 67. Ke1 Qb1+ 68. Kd2 e3+ 69. Ke2 Qc2+ 70. Kf3 e2 71. Kf2 d3 72. Ke3 e1Q+ 73. Kd4 Qh4+ 74. Ke3 Qe2# 0-1

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2023.08.15"]
[Round "6"]
[White "Yang, Qirong"]
[Black "Chen, Zhidong"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "144"]
[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 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 h5 6. f3 c6 7. 0-0-0 b5 8. e5 b4 9. exf6 bxc3 10. Qxc3 Bxf6 11. Bc4 Qb6 12. Qb3 d5 13. Qxb6 axb6 14. Bb3 Ba6 15. Nh3 e6 16. Nf2 c5 17. dxc5 bxc5 18. c3 Ke7 19. Rhe1 c4 20. Bc2 Bb7 21. Bb1 Nd7 22. Be3 Bc6 23. Nh3 Rhb8 24. Nf4 Kd6 25. Ne2 Nc5 26. Bxc5+ Kxc5 27. f4 g5 28. g3 gxf4 29. gxf4 Ba4 30. Rd2 Rg8 31. Nd4 Rg4 32. Rf1 Rag8 33. Bc2 Bxc2 34. Kxc2 Bxd4 35. cxd4+ Kb4 36. a3+ Ka4 37. f5 Rg2 38. Rff2 Rxf2 39. Rxf2 Rg4 40. fxe6 fxe6 41. Re2 Rxd4 42. Rxe6 Rh4 43. Re2 Kb5 44. b3 Rh3 45. bxc4+ Kxc4 46. Kd2 Rxa3 47. Kc1 d4 48. Re8 Rh3 49. Rc8+ Kd3 50. Rc2 Ke3 51. Kd1 d3 52. Rg2 Rf3 53. Rg1 Rf2 54. Rg3+ Rf3 55. Rg1 h4 56. Re1+ Kd4 57. Rg1 Kc3 58. Ke1 Re3+ 59. Kd1 Re2 60. Rg8 Rxh2 61. Rc8+ Kd4 62. Rd8+ Ke3 63. Re8+ Kf3 64. Rf8+ Kg2 65. Rg8+ Kh1 66. Rf8 h3 67. Rf1+ Kg2 68. Rf8 Kg1 69. Rf3 d2 70. Rg3+ Kf2 71. Rg8 Rg2 72. Rf8+ Kg1 0-1

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2023.08.14"]
[Round "4"]
[White "Lu, Jiahan"]
[Black "Chen, Zhidong"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "1779"]
[PlyCount "91"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nxc6 bxc6 6. Bd3 Nf6 7. 0-0 g6 8. c4 Bg7 9. Nc3 0-0 10. Qc2 Be6 11. f4 Qb6+ 12. Kh1 Bd7 13. Na4 Qc7 14. Be3 Rac8 15. Bg1 Rfd8 16. Rae1 Be8 17. c5 Nd7 18. b4 Nf8 19. Rd1 Ne6 20. Ba6 Rb8 21. f5 Nf8 22. cxd6 Rxd6 23. Rxd6 exd6 24. f6 Bh6 25. a3 Nd7 26. Bd4 Bf8 27. Nc3 c5 28. Nd5 Qd8 29. Bb2 Nb6 30. Ne7+ Bxe7 31. fxe7 Qxe7 32. bxc5 dxc5 33. Qc3 f6 34. Rxf6 Rd8 35. Rf1 Rd4 36. Qf3 Bc6 37. Bxd4 cxd4 38. Bd3 Nd7 39. Bc4+ Kg7 40. Qd3 Qe5 41. Rf7+ Kh6 42. Qh3+ Kg5 43. Rxh7 Bxe4 44. Qh4+ Kf5 45. Qf2+ Kg5 46. h4+ 1-0

[Event "Daqing Boyi Cup-B"]
[Site "Daqing"]
[Date "2023.08.13"]
[Round "2"]
[White "Jiang, Liu"]
[Black "Chen, Zhidong"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "1642"]
[PlyCount "127"]
[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 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. g3 e5 7. Bg2 Nc6 8. d5 Ne7 9. 0-0 a5 10. Ne1 Nd7 11. Nd3 b6 12. f3 f5 13. Bd2 Nc5 14. Qe2 h6 15. b3 g5 16. Rab1 Bd7 17. a3 a4 18. Nxc5 dxc5 19. Nxa4 Bxa4 20. bxa4 Rxa4 21. Qd3 Qd6 22. Bh3 f4 23. Rb3 Ng6 24. Bg4 Ne7 25. Rfb1 Kh7 26. Kg2 Kg6 27. Bf5+ Nxf5 28. exf5+ Kf6 29. Bc3 Ke7 30. Re1 Kd8 31. Bd2 Bf6 32. Qc2 Ra8 33. a4 Kd7 34. gxf4 gxf4 35. Bxf4 exf4 36. Re6 Rg8+ 37. Kh1 Qf8 38. d6 Qg7 39. Rb1 cxd6 40. Qd2 Bd4 41. Rg6 Qh7 42. Qxf4 Rxg6 43. Qe4 Rg7 44. Qb7+ Ke8 45. Qxa8+ Kf7 46. Qd5+ Kf6 47. Qe6+ Kg5 48. Re1 Qxf5 49. h4+ Kf4 50. Re4+ Qxe4 51. Qxe4+ Kg3 52. Qe2 Be5 53. f4 Bd4 54. Qg2+ Kxf4 55. Qd2+ Kf3 56. Qxh6 Rg1+ 57. Kh2 Rg2+ 58. Kh1 Rb2 59. Qh5+ Ke3 60. Qg5+ Kd3 61. h5 Kxc4 62. h6 Kb4 63. h7 Kxa4 64. Qg4 1-0

