[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2018.01.28"]
[Round "9"]
[White "Ma, Changyu"]
[Black "Shushakov, Andrey"]
[Result "1-0"]
[ECO "E72"]
[BlackElo "1738"]
[PlyCount "55"]
[EventDate "2018.01.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 c6 6. e4 d6 7. Nge2 e5 8. d5 c5 9. 0-0 a6 10. a3 Ne8 11. Be3 f5 12. f3 g5 13. exf5 Bxf5 14. Ne4 Bxe4 15. fxe4 Nd7 16. Qd2 h6 17. Rxf8+ Bxf8 18. Bh3 Ng7 19. Nc3 Nf6 20. Rf1 Be7 21. Be6+ Nxe6 22. dxe6 b5 23. Bxg5 bxc4 24. Bxf6 Bxf6 25. Qxh6 Bg7 26. Qg6 Ra7 27. Rf7 Rxf7 28. Qxf7+ 1-0

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2018.01.27"]
[Round "8"]
[White "Ma, Binhe"]
[Black "Ma, Changyu"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1725"]
[PlyCount "91"]
[EventDate "2018.01.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. Qc2 Na5 8. Nbd2 Bd7 9. Be2 Ne7 10. Rb1 Ng6 11. g3 Be7 12. Nf1 Nb3 13. Be3 Ba4 14. N1d2 Qc6 15. Nxb3 Bxb3 16. Qc1 b5 17. Bd1 Bxd1 18. Qxd1 a5 19. Bd2 0-0 20. h4 Rfb8 21. h5 Nf8 22. g4 b4 23. axb4 axb4 24. g5 Qa4 25. Qxa4 Rxa4 26. 0-0 Ra2 27. Rfc1 Nd7 28. cxb4 Bxb4 29. Bc3 Bxc3 30. bxc3 Rb3 31. Ra1 Rxa1 32. Rxa1 Kf8 33. Kf1 Rxc3 34. Ke2 Rb3 35. h6 Rb8 36. Nh2 Rc8 37. Ng4 c3 38. Kd1 gxh6 39. Nxh6 Nb8 40. Ra7 Kg7 41. Ra8 Rd8 42. Kc2 Nc6 43. Rxd8 Nxd8 44. Kxc3 Kg6 45. f4 Nc6 46. Kd3 1/2-1/2

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2018.01.27"]
[Round "7"]
[White "Zhang, Zhuoran"]
[Black "Ma, Changyu"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "1856"]
[PlyCount "87"]
[EventDate "2018.01.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 0-0 8. c3 Bd7 9. Bd3 Bc6 10. 0-0 Nd7 11. Qc2 g6 12. Nxf6+ Qxf6 13. Be4 Bxe4 14. Qxe4 Rab8 15. Rfe1 Rfd8 16. Rad1 c6 17. c4 Nb6 18. b3 Rbc8 19. Rd3 Qf5 20. Qe2 c5 21. Red1 cxd4 22. Nxd4 Qf6 23. g3 a6 24. Kg2 Nd7 25. Nxe6 Re8 26. Rxd7 Rxe6 27. Qf3 Qxf3+ 28. Kxf3 b5 29. Rd8+ Rxd8 30. Rxd8+ Kg7 31. c5 Kf6 32. b4 h5 33. Rb8 Ke7 34. Rb7+ Ke8 35. h4 Re1 36. a3 Ra1 37. Ke4 Rxa3 38. Kd5 Rb3 39. Kd6 Rd3+ 40. Kc7 Rd4 41. c6 Rxb4 42. Kb6 Rc4 43. Rb8+ Ke7 44. c7 1-0

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2018.01.26"]
[Round "5"]
[White "Ma, Changyu"]
[Black "Wei, Boyang"]
[Result "1-0"]
[ECO "D74"]
[BlackElo "1687"]
[PlyCount "57"]
[EventDate "2018.01.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 Nc6 6. Nf3 d5 7. cxd5 Nxd5 8. 0-0 e6 9. Bg5 Nde7 10. e4 f6 11. Be3 Na5 12. Qa4 b6 13. Nd2 Bb7 14. b4 Nac6 15. b5 Na5 16. Nb3 c6 17. Nxa5 bxa5 18. Qb3 Qd7 19. bxc6 Nxc6 20. d5 exd5 21. exd5 Nd8 22. Ne4 f5 23. Nc5 Qf7 24. Rac1 Be5 25. Ne6 Re8 26. Ng5 Qf6 27. d6+ Ne6 28. Bxb7 Rab8 29. d7 1-0

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2018.01.26"]
[Round "6"]
[White "Ma, Changyu"]
[Black "Zhao, Kaiwen"]
[Result "1/2-1/2"]
[ECO "D46"]
[BlackElo "1740"]
[PlyCount "60"]
[EventDate "2018.01.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Be7 6. Bd3 0-0 7. 0-0 Nbd7 8. e4 dxe4 9. Nxe4 c5 10. Nxc5 Nxc5 11. dxc5 Bxc5 12. a3 h6 13. b4 Be7 14. Bb2 a5 15. b5 b6 16. Qe2 Bb7 17. Rfd1 Qc7 18. Be5 Qc5 19. Bd4 Qc7 20. h3 Nd7 21. Ne5 Nc5 22. Bxc5 Bxc5 23. Be4 Bxe4 24. Qxe4 Rad8 25. a4 Rxd1+ 26. Rxd1 Rd8 27. Rxd8+ Qxd8 28. Nd3 Be7 29. g3 Bd6 30. Kg2 g6 1/2-1/2

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2018.01.25"]
[Round "4"]
[White "Li, Xintong"]
[Black "Ma, Changyu"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1533"]
[PlyCount "85"]
[EventDate "2018.01.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Be2 c5 5. Ngf3 Nc6 6. c3 Be7 7. 0-0 0-0 8. Re1 b6 9. Bf1 Bb7 10. e5 Nd7 11. d4 Rc8 12. Bd3 Qc7 13. Nf1 cxd4 14. cxd4 Nb4 15. Bb1 Nc2 16. Bxc2 Qxc2 17. Qxc2 Rxc2 18. Ne3 Rcc8 19. Bd2 Nb8 20. Rec1 f6 21. Rxc8 Rxc8 22. Rc1 Rxc1+ 23. Bxc1 Nc6 24. Nc2 Ba6 25. exf6 Bxf6 26. Bg5 Bc4 27. a3 Bd3 28. Bxf6 gxf6 29. Nfe1 Bg6 30. f4 Kf7 31. Kf2 Ke7 32. Ke3 Na5 33. Kd2 Kd6 34. Kc3 Be4 35. g3 Nc6 36. Nd3 a5 37. b4 Na7 38. bxa5 Nb5+ 39. Kd2 bxa5 40. a4 Na7 41. Nc5 Nc6 42. Nxe4+ dxe4 43. Kc3 1/2-1/2

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2018.01.25"]
[Round "3"]
[White "Ma, Changyu"]
[Black "Amartuvshin, Ganzorig"]
[Result "0-1"]
[ECO "E61"]
[BlackElo "2216"]
[PlyCount "104"]
[EventDate "2018.01.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. e3 e5 7. Nge2 Nbd7 8. 0-0 Re8 9. b3 e4 10. Qc2 Qe7 11. Ba3 Nf8 12. Nd5 Nxd5 13. cxd5 Bf5 14. Rac1 Rac8 15. Nc3 h5 16. Qe2 Nh7 17. Qb5 c6 18. dxc6 bxc6 19. Qb4 Bf8 20. Nb1 Ng5 21. Nd2 h4 22. Nc4 Qd7 23. Qa5 Nf3+ 24. Kh1 Bg4 25. Nd2 Nxd2 26. Qxd2 d5 27. Bxf8 h3 28. Bxe4 dxe4 29. Bh6 Qf5 30. f4 Bf3+ 31. Kg1 c5 32. Qc3 Kh7 33. Bg5 f6 34. Bxf6 Qxf6 35. dxc5 Kg7 36. b4 Red8 37. Qa3 a6 38. b5 axb5 39. Qa7+ Qf7 40. Qa3 Ra8 41. Qb2+ Qf6 42. Qc2 Rac8 43. c6 Rd6 44. c7 Rd7 45. Qb3 Rcxc7 46. Rxc7 Rxc7 47. Qxb5 Qc3 48. Qb6 Qc5 49. Qb2+ Kh7 50. Qf2 Qc2 51. g4 Qxf2+ 52. Kxf2 Rc2+ 0-1

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2018.01.24"]
[Round "1"]
[White "Ma, Changyu"]
[Black "Liu, Meng"]
[Result "1/2-1/2"]
[ECO "D47"]
[BlackElo "1822"]
[PlyCount "48"]
[EventDate "2018.01.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 e6 5. Nc3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bb3 b4 9. Ne2 Bb7 10. 0-0 c5 11. Ng3 Be7 12. Re1 Ne4 13. Bc2 Nxg3 14. hxg3 0-0 15. b3 cxd4 16. Nxd4 Nc5 17. Bb2 Qb6 18. Qg4 Bf6 19. e4 Nd3 20. Bxd3 Bxd4 21. Bxd4 Qxd4 22. Bc4 Rfd8 23. Rad1 Qb2 24. Qf4 Rd4 1/2-1/2

[Event "Harbin U20 op"]
[Site "Harbin"]
[Date "2018.01.24"]
[Round "2"]
[White "Sun, Mingze"]
[Black "Ma, Changyu"]
[Result "0-1"]
[ECO "C06"]
[PlyCount "98"]
[EventDate "2018.01.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHN"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 Be7 9. 0-0 f6 10. exf6 Nxf6 11. a3 0-0 12. Re1 Bd6 13. Rb1 e5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. c4 Ng4 17. Ng3 Bd4 18. Be3 Nxf2 19. Qc2 Nxd3 20. Qxd3 dxc4 21. Qxc4+ Be6 22. Qc2 Rad8 23. Bxd4 cxd4 24. Qd3 Qb3 25. Qe4 Rfe8 26. Re2 Bf7 27. Qf3 Qxf3 28. Rxe8+ Bxe8 29. gxf3 Bg6 30. Rd1 Kf7 31. Kf2 Kf6 32. f4 d3 33. Ke3 Re8+ 34. Kf2 Rc8 35. f5 Bxf5 36. Nxf5 Kxf5 37. Rxd3 Rc2+ 38. Kg1 Rxb2 39. h3 g5 40. Rc3 h5 41. Rd3 Kf4 42. Rc3 b5 43. Kf1 a5 44. Ke1 a4 45. Rd3 Rb3 46. Rd4+ Ke3 47. Rd5 Rb1+ 48. Rd1 Rxd1+ 49. Kxd1 g4 0-1

