[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2017.01.22"]
[Round "9"]
[White "Men, Jiayi"]
[Black "Liu, Yuanxin"]
[Result "1-0"]
[ECO "D79"]
[WhiteElo "1621"]
[BlackElo "1374"]
[PlyCount "125"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. g3 Nf6 3. Bg2 g6 4. c4 c6 5. cxd5 cxd5 6. Nc3 Bg7 7. Nf3 0-0 8. 0-0 b6 9. Bf4 Bb7 10. Qb3 Nbd7 11. Nb5 Nh5 12. Bc7 Qe8 13. Rac1 Nhf6 14. Bf4 Qd8 15. Rfd1 Nh5 16. Bc7 Qe8 17. a4 Nhf6 18. Bf4 Qd8 19. Rc7 Ba6 20. Rxa7 Bxb5 21. Rxa8 Qxa8 22. Qxb5 e6 23. Rc1 Rd8 24. Ne5 Nxe5 25. Bxe5 Rf8 26. b3 Ng4 27. Bxg7 Kxg7 28. Rc6 Qa5 29. Qxa5 bxa5 30. Bf3 Nf6 31. e3 Ra8 32. Kf1 Ng8 33. Be2 Ne7 34. Rc7 Ng8 35. Bb5 Nf6 36. Ke2 h6 37. f3 h5 38. Kd3 Ne8 39. Bxe8 Rxe8 40. Ra7 Rb8 41. Kc3 Rc8+ 42. Kb2 Kf8 43. Rxa5 Rc7 44. Rc5 Rb7 45. Kc3 Ke7 46. b4 Ra7 47. Kb3 Kd7 48. b5 f5 49. Kb4 g5 50. b6 Rb7 51. Kb5 g4 52. f4 Kd8 53. a5 Rb8 54. a6 Rc8 55. Rxc8+ Kxc8 56. Kc6 Kb8 57. b7 Ka7 58. Kc7 Kxa6 59. b8Q Ka5 60. Kc6 Ka4 61. Qb2 h4 62. Kc5 h3 63. Qb4# 1-0

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2017.01.21"]
[Round "8"]
[White "Liu, Yuanxin"]
[Black "Gritsenko, Olesya"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1374"]
[BlackElo "1480"]
[PlyCount "79"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. d3 Be7 7. Qf3 Nd4 8. Qxf7+ Kd7 9. Qxd5+ Ke8 10. Qxd8+ Bxd8 11. Na3 Be7 12. c3 Nc6 13. Nb5 Bd6 14. Nf7 Rf8 15. Nfxd6+ cxd6 16. Nc7+ Kd8 17. Nxa8 b6 18. Bd5 Bb7 19. Bxc6 Bxc6 20. Nxb6 axb6 21. 0-0 Kc8 22. Be3 Rf6 23. Bxb6 Rg6 24. g3 h5 25. h4 Rg4 26. Be3 d5 27. Bg5 d4 28. c4 e4 29. dxe4 Bxe4 30. Kh2 Bf3 31. Rfe1 Be4 32. Red1 d3 33. b3 Bg6 34. a4 Re4 35. Rxd3 Re2 36. Rf3 Bc2 37. a5 Be4 38. Rf8+ Kb7 39. a6+ Ka7 40. Be3+ 1-0

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2017.01.21"]
[Round "7"]
[White "Liu, Yuanxin"]
[Black "Yang, Zicheng"]
[Result "1/2-1/2"]
[ECO "B26"]
[WhiteElo "1374"]
[BlackElo "1475"]
[PlyCount "60"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 Nc6 6. Be3 e6 7. Qd2 Nge7 8. Bh6 0-0 9. h4 f5 10. h5 Rf7 11. hxg6 hxg6 12. Nf3 Nd4 13. Ng5 Bxh6 14. Rxh6 Rg7 15. 0-0-0 Kf8 16. Rh8+ Ng8 17. Rdh1 Rb8 18. Nh7+ Kf7 19. Qd1 b5 20. exf5 exf5 21. Bd5+ Be6 22. Bxe6+ Nxe6 23. Kb1 b4 24. Nd5 a5 25. Qe2 Nd4 26. Qe1 Ne6 27. Qe2 Nd4 28. Qe1 Ne6 29. Qe2 Nd4 30. Qe1 Ne6 1/2-1/2

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2017.01.20"]
[Round "5"]
[White "Li, Siyao"]
[Black "Liu, Yuanxin"]
[Result "0-1"]
[ECO "D60"]
[BlackElo "1374"]
[PlyCount "112"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 Nbd7 7. Bd3 dxc4 8. Bxc4 c5 9. dxc5 Nxc5 10. 0-0 h6 11. Bh4 b6 12. Qxd8 Rxd8 13. Rfd1 Bb7 14. Nd4 Ncd7 15. Nb3 Ne5 16. Be2 Ng6 17. Bg3 Ne4 18. Nxe4 Bxe4 19. h3 Bf6 20. Nd4 Rac8 21. Ba6 Rc5 22. Be2 Bxd4 23. Rxd4 Rxd4 24. exd4 Rc2 25. Bd1 Rxb2 26. Bb3 Ne7 27. Rd1 Bd5 28. Rd3 Bxb3 29. axb3 Nd5 30. Bb8 a5 31. Bd6 Kh7 32. f3 Kg6 33. Kh2 h5 34. Kg3 Kf5 35. h4 g6 36. Be5 Re2 37. Bd6 Ne3 38. Kh3 Nxg2 39. Kg3 Ne3 40. f4 Nd5 41. Kf3 Rc2 42. Ba3 b5 43. Bd6 a4 44. bxa4 bxa4 45. Ra3 Rc3+ 46. Rxc3 Nxc3 47. Ba3 Nb5 48. Bb2 a3 49. Ba1 a2 50. Bb2 f6 51. Ba1 Na3 52. Bc3 Nc2 53. Bb2 a1Q 54. Bxa1 Nxa1 55. Kg3 Nb3 56. Kf3 Nxd4+ 0-1

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2017.01.20"]
[Round "6"]
[White "Shushakov, Andrey"]
[Black "Liu, Yuanxin"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1633"]
[BlackElo "1374"]
[PlyCount "74"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 h6 6. b4 Be7 7. b5 Na5 8. Nxe5 0-0 9. Bb3 d5 10. exd5 Nxd5 11. 0-0 Bf6 12. f4 c6 13. bxc6 Nxc6 14. d4 Nce7 15. Bc2 Qa5 16. c4 Nb4 17. Bd2 Qb6 18. Bc3 Nxc2 19. Qxc2 Nf5 20. Qf2 Qc7 21. Nd2 Be6 22. d5 Bxd5 23. Bb4 Be6 24. Bxf8 Kxf8 25. Ndf3 a6 26. Rfd1 Kg8 27. Rd2 Rc8 28. Rc1 Qa5 29. Rcc2 b6 30. h3 b5 31. cxb5 Rxc2 32. Rxc2 axb5 33. Qc5 Qa4 34. g4 Nh4 35. Nxh4 Bxh4 36. Nd3 Bxa2 37. Nb4 Bc4 1/2-1/2

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2017.01.19"]
[Round "3"]
[White "Hou, Yifan B"]
[Black "Liu, Yuanxin"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "1635"]
[BlackElo "1374"]
[PlyCount "89"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. g3 Nf6 3. Bg2 e6 4. Nf3 c5 5. 0-0 Be7 6. dxc5 Bxc5 7. c4 0-0 8. Nc3 dxc4 9. Qa4 Be7 10. Qxc4 Nbd7 11. Rd1 Qb6 12. a3 a6 13. Be3 Qa5 14. b4 Qf5 15. h3 Ne5 16. Nxe5 Qxe5 17. Bf4 Qf5 18. e4 Qg6 19. Qc7 Re8 20. Na4 e5 21. Nb6 exf4 22. Nxa8 fxg3 23. Qxg3 Qxg3 24. fxg3 Bd8 25. Rac1 Be6 26. Nc7 Bxc7 27. Rxc7 b5 28. Rc6 Bb3 29. Rd4 g6 30. Rxf6 Kg7 31. Rf3 Bc4 32. Rxc4 bxc4 33. Rc3 Rc8 34. Bf1 Kf6 35. Rxc4 Re8 36. Rc6+ Kg7 37. Rxa6 Rxe4 38. b5 Re3 39. Kf2 Rb3 40. b6 Kf6 41. a4 Rb2+ 42. Be2 Rb4 43. b7+ Kg7 44. Bb5 Rb2+ 45. Ke3 1-0

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2017.01.19"]
[Round "4"]
[White "Liu, Yuanxin"]
[Black "Miziuk, Anton"]
[Result "0-1"]
[ECO "C58"]
[WhiteElo "1374"]
[BlackElo "1602"]
[PlyCount "42"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 Bc5 9. 0-0 0-0 10. Ne4 Nxe4 11. Bxe4 f5 12. Bf3 e4 13. Be2 f4 14. Bg4 f3 15. gxf3 exf3 16. d4 Bd6 17. d5 Bxh2+ 18. Kh1 Qh4 19. Re1 Bg3+ 20. Bh3 Qxh3+ 21. Kg1 Qg2# 0-1

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2017.01.18"]
[Round "1"]
[White "Karpinsky, Kirill"]
[Black "Liu, Yuanxin"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2010"]
[BlackElo "1374"]
[PlyCount "93"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. c4 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 c5 7. cxd5 Nxd5 8. Nc3 cxd4 9. Nxd5 Qxd5 10. Nxd4 Qa5 11. Be3 Nd7 12. Nb3 Qd8 13. Qc2 Bg5 14. f4 Be7 15. Rfd1 Bf6 16. Rac1 Qe7 17. Nc5 Nb6 18. Ne4 Nd5 19. Bc5 Qe8 20. Nxf6+ Nxf6 21. Bxf8 Kxf8 22. Qc5+ Kg8 23. Qd6 Bd7 24. Bxb7 Rb8 25. Bf3 Rxb2 26. Rc7 Ba4 27. Rdc1 Rb8 28. Bc6 Bxc6 29. Qxc6 Kf8 30. Qc5+ Kg8 31. Rc8 Rxc8 32. Qxc8 Kf8 33. Qxe8+ Kxe8 34. Rc7 a5 35. Ra7 Nd5 36. Rxa5 Ke7 37. Ra7+ Kf6 38. a4 Nc3 39. Kf2 Kg6 40. a5 f5 41. a6 Kf6 42. Rb7 Ne4+ 43. Kg2 Nd6 44. a7 Nxb7 45. a8Q Nd6 46. Qd8+ Kf7 47. Qxd6 1-0

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2017.01.18"]
[Round "2"]
[White "Liu, Yuanxin"]
[Black "Slobodchikova, Polina"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1374"]
[PlyCount "60"]
[EventDate "2017.01.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 0-0 6. Bg5 d6 7. h3 Be6 8. Bb3 Qd7 9. Nc3 Bxh3 10. gxh3 Nh5 11. Kh2 Rae8 12. Nd2 Nf4 13. Bxf4 exf4 14. Nf3 Qe7 15. Na4 Bxf2 16. Rxf2 Qf6 17. Nc3 Qg6 18. Qg1 Qh5 19. Qg5 Qxg5 20. Nxg5 Re5 21. Nxf7 Rh5 22. Nd8+ Kh8 23. Nxc6 Rf6 24. Nd4 Rg6 25. Bf7 Rxh3+ 26. Kxh3 Rg3+ 27. Kh2 g5 28. Nf5 Rg4 29. Bh5 Rh4+ 30. Nxh4 gxh4 1-0

