[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.08.02"]
[Round "8"]
[White "Duan, Yike"]
[Black "Sun, Haifeng"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "50"]
[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 g6 2. Nc3 Bg7 3. d4 d6 4. Be3 a6 5. g3 Nd7 6. Bg2 e5 7. Nge2 Ne7 8. 0-0 0-0 9. d5 f5 10. f3 b5 11. b4 Rb8 12. a3 Nb6 13. a4 Nc4 14. Bf2 f4 15. Bb6 fxg3 16. hxg3 bxa4 17. Qd3 Bd7 18. f4 exf4 19. gxf4 Kh8 20. Qg3 Ng8 21. Qg5 Qc8 22. f5 gxf5 23. e5 Be8 24. Ba7 Nh6 25. Qf6 Bxf6 0-1

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.08.02"]
[Round "9"]
[White "Sun, Haifeng"]
[Black "Chen, Shanghao"]
[Result "1-0"]
[ECO "A04"]
[PlyCount "91"]
[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. Nf3 Nc6 2. g3 b6 3. Bg2 Bb7 4. d4 Nf6 5. 0-0 g6 6. c4 Bg7 7. Nc3 d5 8. cxd5 Nxd5 9. Bd2 e6 10. Rc1 0-0 11. a3 Nce7 12. Nh4 Rb8 13. Bg5 Qd7 14. Qc2 Nxc3 15. bxc3 Bxg2 16. Kxg2 Qc6+ 17. Kg1 Nd5 18. c4 Nf6 19. Qd2 Rbd8 20. Ng2 Rd7 21. Rc2 Ne4 22. Qf4 Nxg5 23. Qxg5 f5 24. Qc1 Rdf7 25. Qb1 e5 26. Qb3 Kh8 27. e3 f4 28. exf4 exf4 29. Qb1 fxg3 30. hxg3 Bxd4 31. Qd1 Qd6 32. Qg4 Qc5 33. Nf4 Qxa3 34. Qh3 Rf6 35. Qg4 R8f7 36. Re2 Re7 37. Rxe7 Qxe7 38. Nxg6+ Rxg6 39. Qxd4+ Kg8 40. Kg2 Qe2 41. Qd8+ Kg7 42. Qxc7+ Kh6 43. Rh1+ Qh5 44. Rxh5+ Kxh5 45. Qxh7+ Kg5 46. Qxa7 1-0

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.08.01"]
[Round "6"]
[White "Dai, Xiting"]
[Black "Sun, Haifeng"]
[Result "1-0"]
[ECO "C59"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nf3 e4 10. Ne5 Bd6 11. d4 0-0 12. Nc3 Re8 13. Bf4 Rb8 14. b3 Rb6 15. a3 Qe7 16. b4 Bxe5 17. Bxe5 Nb7 18. Na4 Rb5 19. Bxb5 cxb5 20. Nc5 Nxc5 21. bxc5 Rd8 22. Rb1 a6 23. c3 Qe6 24. Qe2 Qc6 25. Qe3 Ng4 26. Qg3 Nf6 27. 0-0 Bf5 28. Rfd1 Bg6 29. Rb2 Qxc5 30. Ra1 Qe7 1-0

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.08.01"]
[Round "7"]
[White "Sun, Haifeng"]
[Black "Hou, Jiayue"]
[Result "1-0"]
[ECO "A07"]
[PlyCount "42"]
[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. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. d3 b6 5. Nbd2 Be7 6. 0-0 Nc6 7. Re1 e5 8. e4 d4 9. Nb3 Bc5 10. Nxc5 bxc5 11. b3 a5 12. Ba3 Nd7 13. Rc1 0-0 14. Bh3 Ncb8 15. c3 Re8 16. Nh4 Ra6 17. Nf5 Rae6 18. Rc2 Rg6 19. c4 Rb6 20. Qd2 Ra6 21. f4 Rc6 1-0

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.07.31"]
[Round "4"]
[White "Chen, Xiangzhe"]
[Black "Sun, Haifeng"]
[Result "1-0"]
[ECO "C34"]
[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 e5 2. f4 exf4 3. Nf3 d6 4. d4 Qe7 5. Nc3 Bg4 6. Be2 f5 7. exf5 Nf6 8. 0-0 Nbd7 9. Bxf4 0-0-0 10. Bc4 Bxf5 11. Re1 Ne4 12. Nxe4 Bxe4 13. Bd5 Nf6 14. Bxe4 Nxe4 15. Bg5 Nxg5 16. Rxe7 Nxf3+ 17. Qxf3 Bxe7 18. Re1 Bf6 19. c3 Rhf8 20. Qh3+ Kb8 21. Qxh7 a6 22. a4 Rh8 23. Qd3 Rdf8 24. b4 Rh4 25. Qe2 Rfh8 26. h3 Rg4 27. Kh1 Rd8 28. Ra1 c5 29. bxc5 dxc5 30. Rb1 Rd6 1-0

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.07.30"]
[Round "3"]
[White "Sun, Haifeng"]
[Black "Zhou, Zimo"]
[Result "1/2-1/2"]
[ECO "A42"]
[BlackElo "1214"]
[PlyCount "53"]
[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 g6 2. e4 Bg7 3. Be3 d6 4. c4 Nc6 5. Nc3 e5 6. d5 Nce7 7. Bd3 f5 8. f3 h6 9. Nge2 f4 10. Bf2 h5 11. Qc2 Nf6 12. Bh4 Nh7 13. Bf2 g5 14. 0-0-0 g4 15. h4 gxh3 16. gxh3 Ng5 17. Ng1 Bf6 18. h4 Nf7 19. Nge2 Ng6 20. Rdg1 Nxh4 21. Bxh4 Bxh4 22. Rg2 Bf6 23. Qd1 Ng5 24. Qg1 Kf7 25. Qf2 a6 26. Ng1 Rh6 27. Be2 1/2-1/2

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.07.30"]
[Round "2"]
[White "Sun, Jihan"]
[Black "Sun, Haifeng"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1492"]
[PlyCount "89"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bg5 d6 6. Nbd2 a6 7. 0-0 h6 8. Be3 Ba7 9. Re1 0-0 10. Nf1 Bg4 11. h3 Be6 12. Bb3 a5 13. c3 Ne7 14. Ng3 Ng6 15. d4 Bd7 16. a4 c6 17. Bc2 Re8 18. Nf5 Bxf5 19. exf5 Nf4 20. dxe5 dxe5 21. Qxd8 Rexd8 22. Nxe5 Bxe3 23. fxe3 N4d5 24. e4 Nb6 25. Bb3 Rf8 26. Nd3 Rfe8 27. e5 Nfd5 28. Nc5 Re7 29. Re4 Kh8 30. Rae1 Rae8 31. Kh2 Nc8 32. Bxd5 cxd5 33. Rd4 Nb6 34. Nb3 Rxe5 35. Rxe5 Rxe5 36. Nxa5 Re2 37. Rb4 Nc4 38. Nxc4 dxc4 39. Rxb7 f6 40. Rb4 Re4 41. a5 Re5 42. Ra4 Rb5 43. a6 Rb8 44. Rxc4 Ra8 45. Ra4 1-0

[Event "Belt and Road Hunan op-C"]
[Site "Changsha"]
[Date "2019.07.29"]
[Round "1"]
[White "Sun, Haifeng"]
[Black "Xie, Jiaxiang"]
[Result "1/2-1/2"]
[ECO "A84"]
[BlackElo "1506"]
[PlyCount "63"]
[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 f5 2. c4 Nf6 3. Nf3 e6 4. g3 b6 5. Bg2 Bb7 6. 0-0 Be7 7. Nc3 d6 8. Ng5 Bxg2 9. Kxg2 Qd7 10. Qa4 Qxa4 11. Nxa4 Kd7 12. Nc3 Nc6 13. Rd1 h6 14. Nxe6 Kxe6 15. d5+ Kd7 16. dxc6+ Kxc6 17. b3 Nd7 18. Nd5 Bf6 19. Nxf6 Nxf6 20. Bb2 Rhf8 21. Rd4 Rae8 22. e3 g5 23. Rad1 Ng4 24. R4d2 Re6 25. h3 Ne5 26. Rd5 Nd7 27. Bg7 Rf7 28. Bc3 Nc5 29. Bd4 a5 30. Bxc5 bxc5 31. R1d2 Re4 32. a4 1/2-1/2

