[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.17"]
[Round "3"]
[White "Cai, Ruichen"]
[Black "Xue, Weizien"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "1840"]
[BlackElo "1091"]
[PlyCount "122"]
[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 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 Nc6 6. e3 a6 7. Bd3 Bg4 8. Nge2 e6 9. 0-0 Bd6 10. Bxd6 Qxd6 11. Rc1 0-0 12. f3 Bh5 13. Nf4 Bg6 14. Nxg6 hxg6 15. Na4 e5 16. dxe5 Qxe5 17. Re1 d4 18. e4 Rfd8 19. Nb6 Rab8 20. Qb3 Qd6 21. Nc4 Qb4 22. Qxb4 Nxb4 23. Bb1 Rbc8 24. Ne5 Rxc1 25. Rxc1 Nd7 26. Nxd7 Rxd7 27. Kf2 Kf8 28. a3 Nc6 29. f4 Ke7 30. Ke2 Kf6 31. Kd3 g5 32. g3 gxf4 33. gxf4 Ke7 34. Rc5 f6 35. h4 Rd8 36. Ba2 Rh8 37. h5 Kd6 38. b4 Ne7 39. Kxd4 b6 40. e5+ fxe5+ 41. fxe5+ Kd7 42. e6+ Kd6 43. Rg5 Rh6 44. Bc4 b5 45. Bb3 Rf6 46. Ke4 Rh6 47. Kd4 Rf6 48. Ke4 Rh6 49. Kf4 g6 50. Kg4 gxh5+ 51. Rxh5 Rxh5 52. Kxh5 Nf5 53. Kg5 Ke5 54. Kg6 Ne7+ 55. Kf7 Nc6 56. Ke8 Kd6 57. Ba2 a5 58. bxa5 Nxa5 59. Kd8 Nc6+ 60. Kc8 Nd4 61. Kb7 Nc2 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.17"]
[Round "4"]
[White "Lin, Shuhan"]
[Black "Cai, Ruichen"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1337"]
[BlackElo "1840"]
[PlyCount "55"]
[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 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nf6 5. Nc3 Nc6 6. e3 Bf5 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 e6 10. a3 Rc8 11. Bd3 Be7 12. Nf3 0-0 13. 0-0 h6 14. h3 b5 15. Ne5 Nc4 16. Qe2 Qa5 17. a4 b4 18. Nb5 Nb6 19. b3 Rfd8 20. Rac1 Be8 21. Qd2 Na8 22. Rxc8 Rxc8 23. Rc1 Rxc1+ 24. Qxc1 a6 25. Na7 Qb6 26. Nc8 Qb7 27. Nc6 Bf8 28. Nb8 1-0

[Event "CHN-ch U14"]
[Site "Shanghai"]
[Date "2024.02.16"]
[Round "1"]
[White "Cai, Ruichen"]
[Black "Huang, Chuanhan"]
[Result "1/2-1/2"]
[ECO "E19"]
[WhiteElo "1840"]
[PlyCount "68"]
[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 b6 3. Nf3 Bb7 4. g3 e6 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 d6 10. Rd1 Be4 11. Bf4 f5 12. Qe3 h6 13. h4 Nd7 14. b4 Bf6 15. Rac1 Qe7 16. Qb3 Kh7 17. c5 bxc5 18. bxc5 e5 19. cxd6 cxd6 20. dxe5 Nxe5 21. Nxe5 Bxe5 22. Bxe5 Qxe5 23. e3 Rab8 24. Qa3 Rb2 25. Qxa7 Bxg2 26. Kxg2 Qe4+ 27. Kg1 Qf3 28. Rf1 Ra8 29. Qd4 Raxa2 30. Qf4 Qxf4 31. exf4 Rd2 32. h5 d5 33. Rcd1 g6 34. hxg6+ Kxg6 1/2-1/2

[Event "Tianjin Binhai Cup-A 3rd"]
[Site "Tianjin"]
[Date "2023.08.25"]
[Round "9"]
[White "Li, Haoyu"]
[Black "Cai, Ruichen"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2372"]
[BlackElo "1863"]
[PlyCount "70"]
[EventDate "2023.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qc1 Bf5 7. Be2 e6 8. Nbd2 h6 9. 0-0 Be7 10. h3 0-0 11. Ne5 Nxe5 12. Bxe5 Qc6 13. dxc5 Nd7 14. Bd6 Bxd6 15. cxd6 Qxd6 16. Rd1 Qe7 17. Nf3 Rfc8 18. Qd2 Nc5 19. Qd4 a6 20. Qe5 Qc7 21. Rxd5 exd5 22. Qxf5 Qb6 23. Rb1 Ne4 24. Bd3 Re8 25. Nd4 g6 26. Qg4 Rad8 27. Qe2 f5 28. Qc2 Qf6 29. Rf1 Re7 30. Qc1 Kh7 31. a3 Nd6 32. Bb1 Rde8 33. Qc2 Qg5 34. Nf3 Qf6 35. Nd4 Qg5 1/2-1/2

[Event "Tianjin Binhai Cup-A 3rd"]
[Site "Tianjin"]
[Date "2023.08.24"]
[Round "8"]
[White "Cai, Ruichen"]
[Black "Chen, Hongsen"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "1863"]
[BlackElo "1985"]
[PlyCount "50"]
[EventDate "2023.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Nc6 6. Qa4 Bb4+ 7. Bd2 Nd5 8. Bxb4 Ndxb4 9. a3 b5 10. Qxb5 Nc2+ 11. Kd2 Bd7 12. Kxc2 Nxd4+ 13. Nxd4 Bxb5 14. Nxb5 Rb8 15. N1c3 0-0 16. Rad1 Qf6 17. Nd4 Qxf2 18. Bf3 Rb6 19. Nc6 g5 20. Ne5 Rxb2+ 21. Kxb2 Qb6+ 22. Kc1 Qb3 23. Ne4 c3 24. Nd3 Rb8 25. Nd2 Qa2 0-1

[Event "Tianjin Binhai Cup-A 3rd"]
[Site "Tianjin"]
[Date "2023.08.24"]
[Round "7"]
[White "Cai, Ruichen"]
[Black "Cheng, Zihan"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1863"]
[BlackElo "1822"]
[PlyCount "96"]
[EventDate "2023.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. Nf3 Nc6 7. 0-0 e5 8. dxe5 dxe5 9. Bg5 Be6 10. Nd5 Bxd5 11. Bxf6 Qxf6 12. cxd5 Ne7 13. Nd2 Rfd8 14. Qb3 Qb6 15. Qxb6 axb6 16. e4 c6 17. Nc4 b5 18. Ne3 c5 19. Rfd1 Nc8 20. a3 Nd6 21. Rac1 b6 22. f3 Bh6 23. f4 exf4 24. Ng4 Bg7 25. e5 h5 26. exd6 hxg4 27. Rc2 f3 28. Bf1 c4 29. d7 Rxd7 30. d6 Rad8 31. Rcd2 Bh6 32. Rd5 Be3+ 33. Kh1 Bc5 34. a4 bxa4 35. Bxc4 Rxd6 36. Rxd6 Rxd6 37. Rxd6 Bxd6 38. Kg1 Kg7 39. Bb5 a3 40. bxa3 Bxa3 41. Bc6 f5 42. h3 Bc5+ 43. Kh2 f2 44. Bb5 gxh3 45. Kxh3 g5 46. g4 f4 47. Kg2 Kf6 48. Kf3 Ke5 0-1

[Event "Tianjin Binhai Cup-A 3rd"]
[Site "Tianjin"]
[Date "2023.08.23"]
[Round "6"]
[White "Yu, Lei"]
[Black "Cai, Ruichen"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2119"]
[BlackElo "1863"]
[PlyCount "60"]
[EventDate "2023.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. c3 Nc6 5. e3 Qb6 6. Qb3 c4 7. Qxb6 axb6 8. Na3 Ra5 9. b4 Rxa3 10. Be2 Bf5 11. 0-0 Rxc3 12. Rfc1 Rxc1+ 13. Rxc1 e6 14. a3 Be7 15. h3 0-0 16. g4 Bg6 17. Ne5 Nxe5 18. Bxe5 Nd7 19. Bg3 Ra8 20. Rc3 h6 21. Kh2 Bf6 22. f4 Be7 23. Bf3 Nf6 24. Bh4 Nxg4+ 25. hxg4 Bxh4 26. f5 Bh7 27. e4 Rd8 28. exd5 exd5 29. Rc1 Bg5 30. Re1 g6 0-1

[Event "Tianjin Binhai Cup-A 3rd"]
[Site "Tianjin"]
[Date "2023.08.22"]
[Round "4"]
[White "Cai, Ruichen"]
[Black "Xu, Yuze"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "1863"]
[BlackElo "2017"]
[PlyCount "84"]
[EventDate "2023.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c6 5. Nf3 dxc4 6. Ne5 Bb4+ 7. Nc3 Nd5 8. Bd2 b5 9. 0-0 Bb7 10. a4 f6 11. Nf3 Nxc3 12. bxc3 Bd6 13. e4 0-0 14. Qb1 a6 15. e5 Be7 16. exf6 Bxf6 17. Re1 Re8 18. h4 Nd7 19. Bg5 h6 20. Bxf6 Qxf6 21. Ne5 Nxe5 22. Rxe5 Re7 23. Qe1 Rd8 24. Qe3 Rd6 25. Re1 Bc8 26. f4 g6 27. Be4 Bd7 28. Kg2 Kg7 29. Bc2 Rd5 30. Rf1 Rf7 31. Re4 a5 32. Rb1 Qe7 33. Qe2 Qd6 34. Re3 c5 35. Qg4 Rf6 36. h5 cxd4 37. cxd4 e5 38. Qe2 Rxd4 39. fxe5 Qd5+ 40. Kg1 Re6 41. Bxg6 Bc6 42. Re1 Rd2 0-1

[Event "Tianjin Binhai Cup-A 3rd"]
[Site "Tianjin"]
[Date "2023.08.22"]
[Round "5"]
[White "Hong, Xing"]
[Black "Cai, Ruichen"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1941"]
[BlackElo "1863"]
[PlyCount "45"]
[EventDate "2023.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bh5 5. g4 Bg6 6. exd5 cxd5 7. h4 e6 8. Ne5 Qc7 9. d4 f6 10. Nb5 Qd8 11. Nxg6 hxg6 12. Bf4 Na6 13. Bd3 Kf7 14. h5 gxh5 15. gxh5 f5 16. Qe2 Nf6 17. 0-0-0 Ne4 18. f3 Nd6 19. Qg2 Qd7 20. Qg6+ Kg8 21. h6 Rh7 22. Rdg1 Nxb5 23. Qxh7+ 1-0

[Event "Tianjin Binhai Cup-A 3rd"]
[Site "Tianjin"]
[Date "2023.08.21"]
[Round "3"]
[White "Cai, Ruichen"]
[Black "Wang, Yu A"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1863"]
[BlackElo "2258"]
[PlyCount "54"]
[EventDate "2023.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 Bf5 3. Nc3 e6 4. cxd5 exd5 5. Bf4 c6 6. e3 Nf6 7. Nge2 Ne4 8. Nxe4 Bxe4 9. Nc3 Bg6 10. h4 h6 11. h5 Bh7 12. Bd3 Bxd3 13. Qxd3 Bd6 14. Bxd6 Qxd6 15. 0-0-0 Nd7 16. Kb1 0-0 17. g4 f5 18. Rdg1 fxg4 19. Rxg4 Rxf2 20. Rhg1 Rf7 21. Ne2 Re8 22. Nf4 Re4 23. Rg6 Qe7 24. R1g3 Nf8 25. Rxh6 Qh4 26. Rg1 Qf2 27. Qd1 Qxe3 0-1

[Event "Tianjin Binhai Cup-A 3rd"]
[Site "Tianjin"]
[Date "2023.08.20"]
[Round "1"]
[White "Cai, Ruichen"]
[Black "Bureik, Matthias"]
[Result "1-0"]
[ECO "A62"]
[WhiteElo "1863"]
[BlackElo "2131"]
[PlyCount "103"]
[EventDate "2023.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 0-0 9. 0-0 a6 10. a4 Re8 11. Bf4 Nh5 12. h3 Nxf4 13. gxf4 Bf5 14. e3 Nd7 15. Nd2 Nf6 16. e4 Bc8 17. Nc4 Nh5 18. Qf3 Rb8 19. a5 Bh6 20. Ne2 Bf8 21. Ng3 Ng7 22. Rfe1 b5 23. axb6 Bd7 24. Bf1 Qc8 25. Kh2 Bb5 26. e5 Qd8 27. Ne4 Bxc4 28. Bxc4 Kh8 29. Ng5 Kg8 30. e6 f6 31. Nf7 Qxb6 32. Rxa6 Qb4 33. Qe2 Rb6 34. Nh6+ Kh8 35. Nf7+ Kg8 36. Nh6+ Kh8 37. Ra7 Rb7 38. Rxb7 Qxb7 39. b3 Nxe6 40. dxe6 Bxh6 41. e7 Bxf4+ 42. Kg1 Be5 43. f4 Bd4+ 44. Kh2 Be5 45. fxe5 fxe5 46. Rf1 Qxe7 47. Rf7 Qh4 48. Qf3 h5 49. Rf8+ Rxf8 50. Qxf8+ Kh7 51. Bg8+ Kh8 52. Bf7+ 1-0

[Event "Tianjin Binhai Cup-A 3rd"]
[Site "Tianjin"]
[Date "2023.08.20"]
[Round "2"]
[White "Li, Bo"]
[Black "Cai, Ruichen"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2227"]
[BlackElo "1863"]
[PlyCount "85"]
[EventDate "2023.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 b6 7. Be2 Bb7 8. 0-0 dxc4 9. Bxc4 c5 10. e4 cxd4 11. Nxd4 Bc5 12. Nb3 0-0 13. Bf4 Rc8 14. Nxc5 Nxc5 15. Rfd1 Ncd7 16. Qe2 Re8 17. Bd6 h6 18. Bb5 a6 19. Bxa6 Bxa6 20. Qxa6 Rc6 21. Bg3 Qe7 22. Qb7 Rec8 23. Nb5 Rc2 24. Bd6 Qd8 25. Nd4 R2c4 26. b3 Rc3 27. h3 Qe8 28. Nb5 Rc2 29. a4 R8c6 30. Nd4 Rxd6 31. Nxc2 Nc5 32. Qc7 Rc6 33. Qd8 Nxb3 34. Qxe8+ Nxe8 35. Nd4 Nxd4 36. Rxd4 Nc7 37. Rd8+ Kh7 38. Rc8 Rc5 39. Rd1 Na6 40. Rxc5 Nxc5 41. Rd4 Kg6 42. Rc4 Nb3 43. Rc6 1-0

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.08.02"]
[Round "11"]
[White "Cai, Ruichen"]
[Black "Li, Tianchao"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1863"]
[PlyCount "48"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 e6 6. e3 Bd6 7. Bxd6 Qxd6 8. Bd3 Bd7 9. Nf3 Nc6 10. Rc1 0-0 11. 0-0 Rac8 12. Na4 Nb4 13. Nc3 Nxd3 14. Qxd3 Bc6 15. Ne5 Nd7 16. Nxd7 Bxd7 17. Rc2 Rc7 18. f3 a6 19. a3 Rfc8 20. e4 Bc6 21. e5 Qe7 22. f4 Bb5 23. Nxb5 Rxc2 24. Nd6 R8c7 0-1

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.08.01"]
[Round "9"]
[White "Cai, Ruichen"]
[Black "Sang, Chengyan"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "1863"]
[PlyCount "85"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 Bb7 6. Bg2 Be7 7. 0-0 0-0 8. Qc2 d5 9. cxd5 Nxd5 10. Rd1 Nd7 11. e4 N5f6 12. Ng5 h6 13. Nh3 c5 14. Nb3 cxd4 15. Nxd4 Rc8 16. Qe2 a6 17. b3 b5 18. Bb2 Qb6 19. Nf4 Nc5 20. e5 Nfd7 21. Rac1 Rfd8 22. Nh5 Nf8 23. Nf4 Bxg2 24. Kxg2 Rc7 25. Bc3 Rdc8 26. Qe1 Qb7+ 27. f3 Ncd7 28. Bd2 Rxc1 29. Rxc1 Rxc1 30. Bxc1 Qc7 31. Nd3 Ng6 32. f4 Qb7+ 33. Kg1 Qd5 34. Be3 Nc5 35. Nxc5 Bxc5 36. Nc2 Ne7 37. Qf2 Qd1+ 38. Kg2 Bxe3 39. Nxe3 Qd3 40. Qf3 Qd2+ 41. Qf2 Qd3 42. Qf3 Qd2+ 43. Qf2 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.08.01"]
[Round "10"]
[White "Qu, Qicheng"]
[Black "Cai, Ruichen"]
[Result "1-0"]
[ECO "D02"]
[BlackElo "1863"]
[PlyCount "116"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nd7 3. d4 Ngf6 4. Bg2 b5 5. c3 e6 6. Nbd2 Bd6 7. Qc2 Bb7 8. Nb3 c5 9. dxc5 Nxc5 10. Nbd4 a6 11. Bf4 0-0 12. Rd1 Rc8 13. Qb1 Qc7 14. Bxd6 Qxd6 15. 0-0 Rc7 16. Ne1 Rfc8 17. Nd3 Nxd3 18. Rxd3 Rc4 19. a3 Qb6 20. Nc2 a5 21. Rfd1 Ng4 22. e3 Bc6 23. Rd4 Be8 24. Bf1 Rxd4 25. exd4 f6 26. h3 Nh6 27. Bd3 Bg6 28. Ne1 Bxd3 29. Nxd3 Nf5 30. Re1 g6 31. Kh1 Re8 32. Kg2 Qc6 33. Qc1 Kg7 34. Qf4 Qd6 35. g4 Nh4+ 36. Kg3 Qe7 37. Qe3 Qd6+ 38. f4 g5 39. Kf2 Ng6 40. Kf3 h6 41. Qd2 Qc7 42. Qe3 Qd6 43. Qd2 Nh4+ 44. Kf2 Ng6 45. Kf3 a4 46. Qe3 Kf7 47. Re2 Qc7 48. Rf2 Qc4 49. fxg5 hxg5 50. Kg2 Kg7 51. Nc5 Nf4+ 52. Kh2 Kf7 53. Rf3 Qa2 54. Qf2 Qc4 55. Qe3 Qa2 56. Qd2 Qc4 57. Qc2 Kg7 58. h4 e5 1-0

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.07.31"]
[Round "8"]
[White "Xu, Kewei"]
[Black "Cai, Ruichen"]
[Result "1/2-1/2"]
[ECO "D00"]
[BlackElo "1863"]
[PlyCount "82"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 Nc6 5. Nd2 Bf5 6. Ngf3 e6 7. Be2 Be7 8. 0-0 0-0 9. Nh4 Bg6 10. Nxg6 hxg6 11. h3 c4 12. Bf3 b5 13. Bg5 Nd7 14. Bxe7 Nxe7 15. e4 Qb6 16. Re1 Rab8 17. a3 Rfd8 18. exd5 Nxd5 19. g3 N7f6 20. Qe2 Rbc8 21. Bg2 Qc7 22. Rac1 Rd6 23. Nf3 Qd8 24. Kh2 Rc7 25. Ne5 Qc8 26. h4 Nd7 27. Bxd5 Nxe5 28. Bxe6 Rxe6 29. dxe5 Rc5 30. Rcd1 Qe8 31. f4 f6 32. Qf2 Rc7 33. exf6 gxf6 34. Rxe6 Qxe6 35. Re1 Qf7 36. Re3 Rd7 37. Qe2 Kf8 38. Re4 Kg7 39. g4 Kf8 40. f5 Rd3 41. Re3 Qd7 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.07.30"]
[Round "5"]
[White "Cai, Ruichen"]
[Black "Liu, Xuanyu2222"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "1863"]
[PlyCount "97"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Bg2 0-0 6. Nf3 Bxd2+ 7. Nbxd2 d5 8. 0-0 b6 9. cxd5 exd5 10. Rc1 Bb7 11. Re1 Re8 12. Qc2 c6 13. Nh4 Na6 14. e4 dxe4 15. Nxe4 g6 16. Qd2 Nxe4 17. Bxe4 Qb4 18. Qxb4 Nxb4 19. a3 Na6 20. Nf3 Rad8 21. b4 Re7 22. Bd3 Rxe1+ 23. Rxe1 Rd7 24. Re8+ Kg7 25. Ne5 Rc7 26. Bc4 b5 27. Bb3 h6 28. Rd8 Re7 29. Bxf7 Nc7 30. Rd6 Nd5 31. Bxd5 cxd5 32. Rxg6+ Kh7 33. Rd6 Kg7 34. Rd7 Rxd7 35. Nxd7 Bc6 36. Ne5 Bb7 37. f4 Kf6 38. Kg2 Kf5 39. Kf3 a6 40. g4+ Kf6 41. Kg3 h5 42. h3 hxg4 43. hxg4 Bc8 44. f5 Bxf5 45. gxf5 Kxf5 46. Kf3 Ke6 47. Nd3 Kd6 48. Nc5 a5 49. bxa5 1-0

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.07.30"]
[Round "6"]
[White "Xie, Yufu"]
[Black "Cai, Ruichen"]
[Result "1/2-1/2"]
[ECO "B12"]
[BlackElo "1863"]
[PlyCount "94"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 Bg4 6. Bc4 Nf6 7. Bxf7+ Ke7 8. c3 Bxf3 9. Qxf3 Kxf7 10. dxe5 Be7 11. exf6 Bxf6 12. 0-0 Re8 13. Rd1 Qe7 14. Nd2 Nd7 15. Nc4 Kg8 16. Be3 Ne5 17. Nxe5 Qxe5 18. Bd4 Qxe4 19. Qxe4 Rxe4 20. Bxf6 gxf6 21. Rd2 Rae8 22. Kf2 Kf7 23. Rad1 R8e7 24. b3 b6 25. c4 c5 26. Kf1 h6 27. Rd7 Re1+ 28. Rxe1 Rxd7 29. Re2 Kg6 30. Kf2 h5 31. Ke1 Kf7 32. Rd2 Rxd2 33. Kxd2 Ke6 34. Ke3 Ke5 35. h4 f5 36. g3 Ke6 37. Kf4 Kf6 38. a3 a6 39. b4 cxb4 40. axb4 Ke6 41. Ke3 Kd6 42. Kd3 Kc6 43. Kc3 a5 44. Kb3 Kc7 45. c5 axb4 46. Kxb4 Kc6 47. cxb6 Kxb6 1/2-1/2

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.07.29"]
[Round "3"]
[White "Cai, Ruichen"]
[Black "Li, Yiming1111"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "1863"]
[PlyCount "44"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 0-0 5. Nf3 c6 6. 0-0 d5 7. Qc2 Nbd7 8. Nbd2 Qc7 9. e4 dxe4 10. Nxe4 e5 11. dxe5 Nxe5 12. Bf4 Nxf3+ 13. Bxf3 Qb6 14. Bg5 c5 15. Rfd1 Nxe4 16. Bxe7 Re8 17. Qxe4 Be6 18. Bg5 Qxb2 19. Qxb7 Qe5 20. Bf4 Qf6 21. Bd5 Bxd5 22. Qxd5 Rac8 1-0

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.07.29"]
[Round "4"]
[White "Huang, Zimu"]
[Black "Cai, Ruichen"]
[Result "1-0"]
[ECO "D48"]
[BlackElo "1863"]
[PlyCount "105"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. 0-0 a6 10. e4 c5 11. d5 Qc7 12. Qe2 c4 13. Bc2 Bd6 14. Re1 e5 15. Nh4 0-0 16. a3 Rab8 17. Nf5 Bc8 18. Nd1 Nc5 19. Nde3 Rd8 20. Ng4 Nxg4 21. Qxg4 Bf8 22. Bg5 Rd6 23. f4 Rg6 24. h4 Qa7 25. Kh1 Qc7 26. h5 Rgb6 27. fxe5 Nd7 28. e6 Ne5 29. Qg3 fxe6 30. Bf4 exf5 31. Bxe5 Bd6 32. exf5 Bxe5 33. Rxe5 Qf7 34. Qg5 Bb7 35. Re6 Rxe6 36. dxe6 Qf6 37. Qxf6 gxf6 38. Rd1 Bc6 39. Rd6 Rc8 40. h6 Kf8 41. Kh2 Ke7 42. Rd4 Rg8 43. g4 a5 44. Kg3 Rb8 45. Kf4 Rc8 46. Be4 Bxe4 47. Rd7+ Ke8 48. Rxh7 c3 49. bxc3 Rxc3 50. Rh8+ Ke7 51. Kxe4 b4 52. axb4 axb4 53. h7 1-0

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.07.28"]
[Round "1"]
[White "Cai, Ruichen"]
[Black "Li, Junyi"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1863"]
[PlyCount "67"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. cxd5 cxd5 4. Nc3 Nc6 5. e4 dxe4 6. d5 Ne5 7. Qa4+ Bd7 8. Qxe4 Ng6 9. Bc4 Nf6 10. Qe2 Qc7 11. Nf3 Rc8 12. Bb3 Nf4 13. Bxf4 Qxf4 14. Ne5 Qb4 15. 0-0 g6 16. Rfe1 Bg7 17. Nxf7 Kxf7 18. d6+ e6 19. Bxe6+ Kf8 20. Bxd7 Nxd7 21. Qe7+ Kg8 22. Qe6+ Kf8 23. Qxd7 Qc5 24. Qe7+ Kg8 25. d7 Qxe7 26. dxc8Q+ Qf8 27. Re8 h5 28. Rxf8+ Bxf8 29. Rd1 Kg7 30. Qc7+ Kh6 31. Qf4+ g5 32. Qf6+ Kh7 33. Rd7+ Bg7 34. Qxg7# 1-0

[Event "CHN-ch U14"]
[Site "Shenzhen"]
[Date "2023.07.28"]
[Round "2"]
[White "Lin, Shuhan"]
[Black "Cai, Ruichen"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "1180"]
[BlackElo "1863"]
[PlyCount "71"]
[EventDate "2023.07.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 c6 5. Nc3 Nbd7 6. e3 Qa5 7. Nd2 dxc4 8. Bxf6 Nxf6 9. Nxc4 Qc7 10. Bd3 Be7 11. a4 0-0 12. 0-0 Rd8 13. Rc1 Bd7 14. Ne5 Be8 15. f4 Nd7 16. g4 f6 17. Nxd7 Rxd7 18. Qb3 Bf7 19. Bc4 Qb6 20. Qa2 c5 21. a5 Qd6 22. f5 Rdd8 23. fxe6 Bg6 24. Rcd1 Rac8 25. Rfe1 Qc7 26. Nb5 Qb8 27. d5 a6 28. Nc3 Qe5 29. Rd2 Kf8 30. Na4 Rd6 31. Nb6 Rxb6 32. axb6 Qd6 33. Qb3 Bd8 34. e4 Qf4 35. Qe3 Qe5 36. d6 1-0

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.02.03"]
[Round "9"]
[White "Su, Yijia"]
[Black "Cai, Ruichen"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "1841"]
[PlyCount "61"]
[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 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 Nf6 7. N1c3 Be7 8. Be3 0-0 9. Be2 a6 10. Nd4 Qc7 11. Rc1 Rd8 12. 0-0 Bd7 13. Nb3 Na5 14. Nd2 Be8 15. b4 Nc6 16. b5 Ne5 17. f4 Ned7 18. Bf3 Rac8 19. Qb3 Nc5 20. Qb1 Nfd7 21. Nb3 Bf6 22. Rfd1 Nb6 23. Nd2 Nba4 24. Nxa4 Nxa4 25. e5 dxe5 26. f5 exf5 27. Qxf5 Bd7 28. Qb1 g6 29. Ne4 Bg7 30. Nd6 Rb8 31. b6 1-0

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.02.02"]
[Round "7"]
[White "Wu, Yixing"]
[Black "Cai, Ruichen"]
[Result "1/2-1/2"]
[ECO "A18"]
[WhiteElo "1954"]
[PlyCount "150"]
[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. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 e5 8. Nf3 exd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 0-0 12. Be2 c5 13. 0-0 cxd4 14. Qxd4 Nd7 15. Rfe1 Qxd4 16. Nxd4 Nc5 17. Bf3 Bd7 18. Re3 Rfe8 19. Ra3 Re7 20. h3 a6 21. Ra5 Rc8 22. Rb1 g6 23. Kh2 Ne6 24. Nxe6 Bxe6 25. Rxb7 Rxb7 26. Bxb7 Rxc4 27. Bxa6 Rc2 28. a4 Bd7 29. Bb7 Bc6 30. Bxc6 Rxc6 31. Rb5 Rc4 32. a5 Ra4 33. g4 h6 34. Kg3 Kg7 35. h4 Kh7 36. f3 Kg7 37. Kf2 Ra3 38. Ke2 Kf8 39. Kd2 Rxf3 40. Kc2 Rg3 41. g5 hxg5 42. hxg5 Ra3 43. Kb2 Ra4 44. Kb3 Ra1 45. Kb4 f5 46. Kc5 Ke7 47. Kb6 Ke6 48. a6 f4 49. a7 f3 50. Ra5 Rxa5 51. Kxa5 f2 52. a8Q f1Q 53. Qe8+ Kd5 54. Qxg6 Qa1+ 55. Kb6 Qe5 56. Qd3+ Ke6 57. Qh3+ Qf5 58. Qb3+ Qd5 59. Qh3+ Qf5 60. Qh5 Qf2+ 61. Kb5 Qb2+ 62. Kc4 Qc2+ 63. Kd4 Qb2+ 64. Kd3 Qg7 65. Qg4+ Kf7 66. Qf5+ Kg8 67. Ke4 Qb7+ 68. Ke3 Qb3+ 69. Ke2 Qc4+ 70. Ke1 Qb4+ 71. Kd1 Qb3+ 72. Ke2 Qc4+ 73. Ke3 Qb3+ 74. Ke4 Qc4+ 75. Ke3 Qb3+ 1/2-1/2

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.02.01"]
[Round "5"]
[White "Li, Hong"]
[Black "Cai, Ruichen"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2293"]
[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. d4 Nf6 2. Nc3 d5 3. Bf4 e6 4. Nf3 c5 5. e3 a6 6. Be2 Bd6 7. Bxd6 Qxd6 8. dxc5 Qxc5 9. Qd4 Qe7 10. 0-0-0 Nc6 11. Qh4 b5 12. Nd4 Bb7 13. Nxc6 Bxc6 14. Bf3 Rc8 15. Ne2 Bd7 16. Rd2 a5 17. g4 Bc6 18. Nd4 Qc5 19. g5 Nd7 20. g6 Qe7 21. gxf7+ Qxf7 22. Bg4 Nc5 23. Rg1 g6 24. f4 Bd7 25. Bf3 Qe7 26. Qh6 Qf8 27. Qg5 Qe7 28. h4 Kf7 29. Qg3 Rcg8 30. Rdg2 b4 31. Kb1 Ke8 32. h5 Kd8 33. f5 Kc8 34. fxe6 Nxe6 35. Bxd5 Re8 36. Nc6 Bxc6 37. Bxc6 Rd8 38. Bf3 Rhf8 39. hxg6 hxg6 40. Bg4 Qd6 41. b3 Kb7 42. Bxe6 Qxe6 43. Qxg6 Qxg6 44. Rxg6 Rde8 45. R1g5 Rf1+ 46. Kb2 Rxe3 47. Rxa5 Re4 48. Rh5 1-0

[Event "CHN-chB"]
[Site "Qiziwan"]
[Date "2023.01.31"]
[Round "4"]
[White "Cai, Ruichen"]
[Black "Cai, Lin"]
[Result "1/2-1/2"]
[ECO "A41"]
[BlackElo "1989"]
[PlyCount "62"]
[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 d6 2. c4 e5 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Nc3 c6 6. e4 Be6 7. Be3 Nd7 8. 0-0-0 Nh6 9. f3 f6 10. g3 Bb4 11. Kc2 Kc7 12. Bh3 Bxh3 13. Nxh3 Nf7 14. Nf2 Rhd8 15. Ne2 Be7 16. b3 a5 17. a4 Nb8 18. f4 Na6 19. Nd3 Nb4+ 20. Nxb4 Bxb4 21. fxe5 fxe5 22. g4 Rxd1 23. Rxd1 Nd6 24. Ng3 Rf8 25. Kd3 g6 26. Rf1 Ne8 27. Rxf8 Bxf8 28. Ne2 Nf6 29. h3 Nd7 30. Bf2 Nc5+ 31. Bxc5 Bxc5 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 "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.08.02"]
[Round "8"]
[White "Cai, Ruichen"]
[Black "Zhang, Dongao"]
[Result "0-1"]
[ECO "D20"]
[PlyCount "60"]
[EventDate "2019.07.29"]
[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 dxc4 3. e3 a6 4. a4 Bf5 5. Bxc4 e6 6. Nc3 Nf6 7. Nf3 Bb4 8. 0-0 0-0 9. Qe2 Nc6 10. Rd1 Qe7 11. e4 Bg4 12. h3 Bh5 13. e5 Nd7 14. Bf4 Nb6 15. Bb3 Na5 16. Bc2 Nac4 17. Bd3 Bxf3 18. Qxf3 Nxb2 19. Rdc1 Nxd3 20. Qxd3 Bxc3 21. Qxc3 Nd5 22. Qf3 c6 23. Rcb1 Rfd8 24. a5 Qe8 25. Rxb7 Rdb8 26. Rab1 Rxb7 27. Rxb7 Rb8 28. Qb3 Ra8 29. Rb4 h6 30. Qxd5 Qc8 0-1

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.08.02"]
[Round "9"]
[White "Luo, Guanlin"]
[Black "Cai, Ruichen"]
[Result "0-1"]
[ECO "D37"]
[PlyCount "60"]
[EventDate "2019.07.29"]
[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 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. a3 Be7 6. Bf4 a6 7. e3 0-0 8. Bd3 c5 9. 0-0 b6 10. b3 Bb7 11. h3 Rc8 12. Ne2 dxc4 13. bxc4 Bxf3 14. gxf3 cxd4 15. exd4 Nh5 16. Bg3 f5 17. Nf4 Nxf4 18. Bxf4 Rf6 19. Kh2 Rg6 20. Rg1 Nf8 21. Be5 Bd6 22. Be2 Bxe5+ 23. dxe5 Qh4 24. Rxg6 Nxg6 25. Qd7 Qxf2+ 26. Kh1 Rf8 27. Qxe6+ Kh8 28. Bf1 Qxf3+ 29. Bg2 Qxg2+ 30. Kxg2 Nf4+ 0-1

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.08.01"]
[Round "6"]
[White "Cai, Ruichen"]
[Black "Long, Hairui"]
[Result "1-0"]
[ECO "E03"]
[PlyCount "75"]
[EventDate "2019.07.29"]
[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 e6 3. Nf3 Nf6 4. g3 Nbd7 5. Bg2 dxc4 6. Qa4 a6 7. Qxc4 b5 8. Qd3 Bb7 9. Bf4 c5 10. dxc5 Nxc5 11. Qxd8+ Rxd8 12. Nbd2 Nd5 13. Be5 f6 14. Bd4 e5 15. Bxc5 Bxc5 16. 0-0 Kf7 17. Rac1 Bb6 18. Rfd1 Ne7 19. Nxe5+ fxe5 20. Bxb7 a5 21. Nf3 Kf6 22. Be4 g6 23. e3 Ke6 24. Kf1 h6 25. Ke2 Rc8 26. b3 Rhd8 27. Rxd8 Rxd8 28. Rd1 Rxd1 29. Kxd1 Nd5 30. Bxg6 Nc3+ 31. Kd2 Nxa2 32. Bb1 Nb4 33. Bd3 Nxd3 34. Kxd3 a4 35. bxa4 bxa4 36. Kc4 a3 37. Kb3 Bc5 38. Nd2 1-0

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.08.01"]
[Round "7"]
[White "Zhang, Yichi B"]
[Black "Cai, Ruichen"]
[Result "1/2-1/2"]
[ECO "D00"]
[PlyCount "72"]
[EventDate "2019.07.29"]
[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 Nf6 2. Bf4 d5 3. e3 Bf5 4. c4 e6 5. Qb3 dxc4 6. Qxb7 Be4 7. Qxc7 Qxc7 8. Bxc7 Nbd7 9. Nd2 Bb4 10. a3 Bxd2+ 11. Kxd2 Rc8 12. Bd6 Rc6 13. Bb4 Rc8 14. f3 Bb7 15. Rc1 Nb6 16. e4 Kd7 17. Nh3 Rhd8 18. Bc5 Ba6 19. b3 Ke8 20. Ke3 Nfd7 21. b4 e5 22. Be2 f6 23. Rc2 exd4+ 24. Bxd4 Ne5 25. Bxe5 fxe5 26. Ng5 h6 27. Ne6 Rd6 28. Nxg7+ Kf7 29. Nf5 Rdc6 30. Rd1 R8c7 31. Rd6 Rxd6 32. Nxd6+ Ke6 33. Nf5 Rh7 34. Kf2 Bb5 35. Kg3 Ba4 36. Rc3 Bb3 1/2-1/2

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.07.31"]
[Round "4"]
[White "Cai, Ruichen"]
[Black "Peng, Yun"]
[Result "0-1"]
[ECO "D88"]
[PlyCount "60"]
[EventDate "2019.07.29"]
[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 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Be3 Nc6 9. Ne2 cxd4 10. cxd4 0-0 11. 0-0 Na5 12. Bd3 b6 13. Rc1 Bb7 14. f4 Rc8 15. f5 Rxc1 16. Qxc1 Qc8 17. Qd2 Nc4 18. Bxc4 Qxc4 19. e5 Qc6 20. Ng3 Rc8 21. Rf2 Ba6 22. d5 Qc3 23. fxg6 hxg6 24. Bd4 Qc1+ 25. Qxc1 Rxc1+ 26. Nf1 Rd1 27. Bb2 Bxf1 28. Rxf1 Rxd5 29. Re1 Rd2 30. Ba3 e6 0-1

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.07.31"]
[Round "5"]
[White "Shu, Justin Chenghao"]
[Black "Cai, Ruichen"]
[Result "0-1"]
[ECO "B96"]
[PlyCount "60"]
[EventDate "2019.07.29"]
[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 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. 0-0-0 b5 10. a3 Bb7 11. g4 Be7 12. Bg2 Nc5 13. Bxf6 Bxf6 14. g5 Be7 15. Qe2 Rc8 16. Kb1 Qa5 17. Na2 Qb6 18. h4 Bc6 19. h5 a5 20. g6 fxg6 21. hxg6 h6 22. Bh3 Bd7 23. Qf3 b4 24. f5 e5 25. Ne6 Bxe6 26. fxe6 Rf8 27. Qg3 Nxe4 28. Qg2 Nf2 29. Rhf1 Nxd1 30. Rxf8+ Kxf8 0-1

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.07.30"]
[Round "2"]
[White "Cai, Ruichen"]
[Black "Pan, Tao"]
[Result "1/2-1/2"]
[ECO "D37"]
[BlackElo "1864"]
[PlyCount "84"]
[EventDate "2019.07.29"]
[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 a6 2. c4 e6 3. Nc3 d5 4. Nf3 Nf6 5. g3 Nc6 6. cxd5 exd5 7. Bg2 Be7 8. 0-0 0-0 9. Bf4 Nh5 10. Bd2 Bf6 11. Re1 g6 12. Bh6 Re8 13. Qd2 Bf5 14. h3 Be4 15. g4 Ng7 16. Be3 Ne6 17. Nxe4 dxe4 18. d5 exf3 19. Bxf3 Ne5 20. dxe6 Nxf3+ 21. exf3 Rxe6 22. Qxd8+ Rxd8 23. Reb1 Bd4 24. Bxd4 Re1+ 25. Rxe1 Rxd4 26. Re8+ Kg7 27. Rb8 b6 28. Rc8 Rd2 29. Rxc7 Rxb2 30. Rc6 a5 31. a4 g5 32. Kg2 Rb4 33. Kf1 Rxa4 34. Rxb6 Rxa1+ 35. Ke2 a4 36. Ra6 a3 37. Ra5 h6 38. Ra6 a2 39. Ra7 Kf6 40. Ra6+ Ke5 41. Ra8 f5 42. Ra5+ Ke6 1/2-1/2

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.07.30"]
[Round "3"]
[White "Chen, Yuliang"]
[Black "Cai, Ruichen"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1842"]
[PlyCount "60"]
[EventDate "2019.07.29"]
[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. Nc3 d6 3. g3 Nc6 4. Bg2 Nf6 5. Nge2 e5 6. d3 Be7 7. 0-0 0-0 8. h3 Be6 9. f4 exf4 10. gxf4 Qc7 11. Ng3 Rad8 12. Kh2 a6 13. f5 Bd7 14. Bg5 Qb8 15. Qd2 Ne8 16. f6 Bxf6 17. Bxf6 Nxf6 18. Rxf6 gxf6 19. Nd5 Kh8 20. Qh6 Rg8 21. Nxf6 Rg7 22. Ngh5 d5+ 23. Kh1 Rdg8 24. Nxg8 Qxg8 25. Qxg7+ Qxg7 26. Nxg7 Kxg7 27. exd5 Nd4 28. c3 Ne2 29. Re1 Nf4 30. Re7 Bxh3 1-0

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.07.29"]
[Round "1"]
[White "Yan, Ci"]
[Black "Cai, Ruichen"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "118"]
[EventDate "2019.07.29"]
[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 Nf6 2. Nf3 d5 3. Bf4 Bf5 4. e3 e6 5. Bd3 Bxd3 6. Qxd3 Nbd7 7. Nbd2 Be7 8. 0-0 0-0 9. c4 c5 10. cxd5 Nxd5 11. Bg3 cxd4 12. Nxd4 Nc5 13. Qe2 a6 14. Rac1 Rc8 15. N2b3 Ne4 16. Qf3 Nxg3 17. Qxg3 Bd6 18. Qf3 Qd7 19. e4 Nf6 20. h3 Be5 21. Qe3 Rfd8 22. Rfd1 h6 23. Rxc8 Qxc8 24. f4 Bc7 25. Rc1 Qb8 26. e5 Nd5 27. Qf3 Bb6 28. Qf2 Qa7 29. Rc4 Ne7 30. Qc2 Bxd4+ 31. Nxd4 Rxd4 32. Kh1 Rxc4 33. Qxc4 Nd5 34. Qc8+ Kh7 35. Qc2+ g6 36. Qd2 Qe3 37. Qxe3 Nxe3 38. Kg1 Nd5 39. g3 g5 40. fxg5 hxg5 41. Kf2 Kg6 42. g4 f6 43. exf6 Kxf6 44. b3 e5 45. Kf3 Nc3 46. a4 e4+ 47. Ke3 Ke5 48. a5 Nd5+ 49. Ke2 Kf4 50. Kf2 e3+ 51. Kg2 Nc3 52. Kf1 Kf3 53. Ke1 e2 54. b4 Nb5 55. h4 gxh4 56. g5 h3 57. g6 h2 58. Kd2 h1Q 59. g7 Qd1# 0-1

