[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Yu, Yangyi"]
[Black "Xu, Yinglun"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "2749"]
[BlackElo "2536"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,123,-16,-12,-20,-15,-35,-29,-43,16,16,8,10,17,6,5,0,2,-1,60,27,28,24,34,38,42,20,41,31,32,8,20,10,16,-2,283,0,0,0,0,0,0,0,0,0,0,0,10,10,11,1,1,12,6,6,0,0,0,4,4,2,6,15,45,25,59,66,106,78,181,145,147,145,161,70,329,323,302,280,278,59,59,59,59,59,51,8,8,8,8,8,8,8,8,8,8,8,8,0,8,8,8,0,0,0,8,8,8,8]} 1. e4 c5 2. Nc3 d6 3. Nge2 Nf6 4. g3 e6 5. Bg2 Nc6 6. O-O Be7 7. d3 O-O 8. h3 Rb8 9. f4 {B24: Closed Sicilian: 3 g3 sidelines} Nd7 {LiveBook: 3 Games} (9... Qc7 10. g4 b5 11. Ng3 b4 12. Nce2 Re8 13. g5 Nd7 14. f5 Nce5 15. Nf4 Bxg5 16. fxe6 fxe6 {½-½ (51) Andreikin,D (2713)-Rublevsky,S (2695) Khanty-Mansiysk 2013}) 10. g4 b5 11. Ng3 Nd4 12. g5 b4 (12... f6 $15) 13. Nce2 $11 Nxe2+ 14. Qxe2 e5 $146 ({Predecessor:} 14... a5 15. h4 Re8 16. a4 b3 {1-0 (30) Kontic,D (2390)-Tringov,G (2435) Yugoslavia 1994}) 15. Nf5 exf4 $1 16. Bxf4 Ne5 17. h4 Re8 (17... f6 $11) 18. Bh3 f6 {[%cal Rf6g5]} 19. Qg2 fxg5 20. hxg5 Bf8 21. Rf2 Ng6 22. Bh2 Rb6 23. Raf1 d5 24. e5 Bxf5 25. Bxf5 {And now Qf3 would win.} Nh4 $2 {[%mdl 8192] [#]} (25... Be7 $11) 26. Qg4 $2 ({Only move:} 26. Bxh7+ $1 $18 {[%mdl 512]} Kxh7 27. Qg4) 26... Nxf5 27. Qxf5 {White threatens Qf7+ and mate.} Qe7 28. e6 Rxe6 29. Qxd5 g6 30. Re2 Kg7 $1 31. Ref2 Kg8 32. Rf6 Bg7 33. Bd6 Qd7 $1 $132 {[%mdl 2048] Black is not keeping still} 34. Rxe6 Qxe6 35. Qxe6+ Rxe6 36. Bxc5 {[%mdl 4096] Endgame KRB-KRB} Re5 37. d4 Rxg5+ 38. Kh2 h5 39. c4 Rg4 40. Rd1 ({Weaker is} 40. Bxa7 Bxd4 41. Bxd4 Rxd4 $17) 40... a5 41. b3 Kf7 42. Rf1+ Ke8 (42... Bf6 $16 {is a better defense.}) 43. Re1+ $18 Kd8 44. d5 {Threatens to win with Bb6+.} Bd4 {[#]} 45. Be7+ (45. Bd6 $1 $18) 45... Kd7 $2 {[%mdl 8192]} (45... Kc8 $1 $14) 46. c5 {[%cal Bc4c5,Bc5c6][%mdl 32]} Bf2 47. c6+ Kc7 48. Rc1 $2 (48. Re6 $18 {aiming for Bd6+.} Bg3+ 49. Kg2) 48... Bg3+ $14 49. Kh3 Bf4 {[#]} 50. d6+ $1 {[%mdl 512]} Kb6 $1 {Strongly threatening ...Rg3+.} ({Wrong is} 50... Bxd6 $2 51. Bxd6+ Kxd6 52. c7 $18) 51. Rc4 (51. Bd8+ {looks sharper.} Kb5 52. Bh4 Bxd6 53. c7 Bxc7 54. Rxc7 Rd4 55. Rc2) 51... Bxd6 $1 {The position is equal.} 52. Bxd6 Rxc4 53. bxc4 {Hoping for c7.} Kxc6 $11 {KB-KP} 54. Bf8 Kd7 55. Kh4 Ke6 56. Kg5 Ke5 57. Bg7+ Kd6 58. Bd4 a4 59. Kf4 (59. Kxg6 $5 {[%cal Rg6f5]} h4 60. Kf5 $11) 59... h4 60. Kg4 b3 61. axb3 axb3 62. Kxh4 {Precision: White = 59%, Black = 60%.} 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Bai, Jinshi"]
[Black "Bao, Qilin"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "2573"]
[BlackElo "2420"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,60,28,39,27,42,33,51,47,49,12,34,21,28,20,34,7,14,0,0,-39,-33,-56,-22,-44,-20,-22,-12,-33,-33,-38,-29,-51,-43,-41,-34,-44,-23,-20,-24,-61,-75,-175,-178,-160,-160,-207,-195]} 1. Nf3 Nf6 2. g3 b6 3. d4 Bb7 4. c4 e6 5. Bg2 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 d6 8. O-O Nbd7 9. Qf4 {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+} (9. d5 $5) 9... Qe7 10. Rd1 $146 ({Predecessor:} 10. Nc3 O-O 11. e4 e5 12. Qh4 Rfe8 13. Rfe1 c5 14. dxc5 dxc5 15. Rad1 Nf8 16. Qg5 a6 {1-0 (27) Lopez Martinez,J (2549)-Gonzalez Rodriguez,J (2382) Badalona 2014}) 10... O-O 11. Nc3 {White is slightly better.} Rfe8 12. d5 e5 13. Qc1 a5 14. e4 Nc5 15. Qc2 c6 16. Rac1 cxd5 17. cxd5 Ba6 18. Qb1 Rec8 19. Ne1 Qd7 20. b4 Na4 21. Nxa4 Qxa4 22. bxa5 Qxa5 23. Rc6 Bb5 $1 $36 {[%cal Rb5c6][%mdl 2048] Black has the initiative.} 24. Rxc8+ Rxc8 25. Qb2 Bc4 26. a3 b5 27. h3 g6 28. Bf3 {[#]} (28. Qb4 $17 Qxb4 29. axb4) 28... Ra8 $1 $19 {Black is clearly better.} 29. Nc2 Nd7 30. Ra1 {[#]} Nc5 $1 {Precision: White = 39%, Black = 64%.} 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Xiu, Deshun"]
[Black "Liang, Jinrong"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2554"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,60,25,22,26,22,24,32,37,38,6,8,0,0,0,0,0,0,0,0,0,0,0,16,18,11,4,11,4,0,0,0,0,0,0,0,0,0,0,0,-7,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. cxd5 Nxd5 9. Nxd5 exd5 10. a3 Nc6 11. Bd3 Bd6 12. Bxd6 {D37: Queen's Gambit Declined: 5 Bf4} (12. Qa4 Bxf4 13. Qxf4 d4 14. O-O dxe3 15. Rad1 Qf6 16. fxe3 Qxf4 17. exf4 Re8 18. Bb5 Be6 19. Ne5 Rac8 {½-½ (36) Mamedyarov,S (2772)-Adams,M (2761) Shamkir 2017}) 12... Qxd6 13. O-O Qf6 14. Qb3 {White is slightly better.} Rd8 15. Rac1 Rb8 {The position is equal.} 16. Rfd1 Bg4 17. Be2 d4 18. exd4 Bxf3 $1 19. Qxf3 Qxf3 20. Bxf3 {Hoping for d5.} Nxd4 {[#]} 21. Kf1 $146 b6 22. Rc7 a5 23. Be4 Kf8 24. f3 ({Much weaker is} 24. Bxh7 g6 $17) 24... g6 25. Kf2 Ne6 26. Rcd7 Rxd7 27. Rxd7 Nc5 28. Rd4 Nxe4+ 29. Rxe4 Rc8 30. Re2 h5 {Precision: White = 51%, Black = 82%.} 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Li, Shilong"]
[Black "Li, Chao b"]
[Result "1/2-1/2"]
[ECO "D75"]
[WhiteElo "2524"]
[BlackElo "2720"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,63,11,17,4,39,16,8,4,11,0,0,0,0,0,0,0,9,9,18,0,0,0,0,0,0,0,6,5,9,0,0,-13,2,0,6,6,6,6,7,6,4,2,89,13,21,9]} 1. d4 Nf6 2. c4 g6 3. Nf3 {[%cal Bg1f3,Bf3d4,Bd4b5][%mdl 32]} Bg7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 c5 7. O-O cxd4 8. Nxd4 O-O 9. Nc3 Nxc3 10. bxc3 Qc7 11. Qb3 {D75: Fianchetto Grünfeld: Main Line with 7...c5} Nd7 {[%cal Bb8d7,Bd7e5,Be5c4][%mdl 32]} (11... Nc6 12. Nxc6 bxc6 13. Bf4 Qa5 14. Bxc6 Be6 15. Qb4 Qxb4 16. cxb4 Bxa1 17. Bxa8 Bc3 18. Bc6 Bxb4 19. a4 Rc8 20. Bb5 a5 21. Rc1 Rxc1+ 22. Bxc1 {½-½ (22) Bologan,V (2732)-Svidler,P (2749) Astana 2012}) 12. Nb5 $146 ({Predecessor:} 12. Ba3 Nb6 13. Rac1 Re8 14. e3 Bd7 15. c4 Ba4 16. Qb4 Bc6 17. Nxc6 bxc6 18. Qa5 Rac8 {½-½ (26) Hartoch,R (2317)-Van Eijk,S (2233) Almelo 2004}) 12... Qa5 13. Be3 Ne5 14. Qb4 Qxb4 15. cxb4 {[#] Black must now prevent Nc7.} Bg4 16. Rfe1 Nc4 17. Bd4 Bxd4 18. Nxd4 Rad8 19. Nb3 b6 20. Rac1 Be6 21. e3 Ne5 22. Rc7 Rd7 23. Rxd7 Bxd7 24. f4 Nc4 25. Nd4 Rc8 (25... e5 $5 {[%cal Re5d4]} 26. Nc6 Re8 $11) 26. Bb7 Rb8 27. Ba6 b5 {[#] Threatens to win with ...Rb6.} 28. a4 $1 {[%cal Ra6b5][%mdl 512]} Rb6 (28... bxa4 29. Bxc4) 29. Bxb5 Bxb5 30. axb5 e6 (30... Nd6 $11 {remains equal.}) 31. Kf2 ({White should play} 31. Ra1 $16) 31... Nd6 32. Ra1 {Precision: White = 42%, Black = 54%.} 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Wang, Yiye"]
[Black "Ma, Qun"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2438"]
[BlackElo "2637"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,131,0,0,0,0,0,-3,-10,-13,-15,8,-5,-7,-3,0,0,-4,-13,14,13,13,12,18,18,9,14,25,0,102,90,110,104,105,104,99,95,182,188,185,176,174,173,170,187,186,180,173,170,181,179,181,179,167,154,183,129,213,214,216,0,187,0,208,210,205,205,234,225,366,337,337,323,335,347,478,456,455,425,643,610,565,550,525,0,1593,429,422,426,383,295,728,708,696,705,675,673,585,339,336,310,547,532,472,0,563,551,552,551,733,720,733,618,1138,1175,1102,1102,1443,1280,1297,1307,1350,1151,1124,53]} 1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. c3 Nf6 5. Nd2 Bf5 (5... e6 6. Ngf3 Bd6 7. Bg3 O-O 8. Bb5 a6 9. Bxc6 bxc6 10. Qa4 Rb8 11. Qa3 Bxg3 12. hxg3 cxd4 13. cxd4 a5 14. O-O Qb6 15. b3 Ba6 {1-0 (24) Carlsen,M (2840)-Anand,V (2779) Doha 2016}) 6. Qb3 {D00: 1 d4 d5: Unusual lines} Qc8 7. Ngf3 e6 8. Ne5 {The position is equal.} a6 $146 ({Predecessor:} 8... c4 9. Qd1 Nxe5 10. Bxe5 Be7 11. Be2 h6 12. O-O b5 13. f3 O-O 14. Bxf6 Bxf6 {½-½ (39) Hoffmeyer,F (2354)-Gustafsson,J (2628) Germany 2016}) 9. Be2 h6 10. dxc5 Nxe5 11. Bxe5 Nd7 12. Qa4 Qxc5 13. Bg3 Be7 14. e4 $36 {[%mdl 2048] Black is under pressure.} b5 15. Bxb5 Qxb5 16. Qxb5 axb5 17. exf5 exf5 18. Nb3 Bf6 (18... b4 $11) 19. O-O-O $16 Nb6 20. Rhe1+ Kd7 21. Nc5+ Kc6 22. Nd3 d4 (22... Rhe8 $16) 23. Nb4+ $18 Kc5 24. Re5+ Bxe5 25. Bxe5 Rhd8 26. Bxd4+ Rxd4 27. Rxd4 {[%mdl 4096] Endgame KRN-KRN} Re8 28. Kd1 g5 29. b3 f4 30. Kd2 f6 31. Nc2 h5 32. Rd3 (32. Kd3 $18) 32... Nc8 (32... h4 $16 33. b4+ Kc6) 33. Nb4 Nb6 34. Nc2 Nc8 $1 35. Nb4 Nb6 36. g3 fxg3 37. fxg3 (37. Rxg3 $6 Rd8+ 38. Rd3 Rxd3+ 39. Kxd3 (39. Nxd3+ Kd5 $16) 39... Nc8) (37. hxg3 $6 Rh8) 37... f5 38. Re3 Rd8+ (38... Rxe3 $142 39. Kxe3 Kd6) 39. Ke2 {[#] Re6 is the strong threat.} Nd7 40. Re6 {[%csl Gb4][%cal Re6c6]} Rc8 41. Rg6 g4 42. Ke3 Ne5 43. Rf6 Nf3 (43... h4 $142 44. Kf4 (44. gxh4 g3 $11) 44... Nd7) 44. h4 Ng1 45. Re6 Nh3 46. Rf6 $2 ({White should play} 46. a3 $18 {And now Rf6 would win.} Ng1 47. Rf6) 46... f4+ $2 {[%mdl 8192]} (46... Ng1 $11 47. Nd3+ Kd5 48. Nf4+ Kc5 49. Rxf5+ Kc6 50. Rxh5 Re8+ 51. Kd3 Nh3 52. Rh6+ Kd7) 47. gxf4 (47. Ke4 $142 {[%cal Rb4d3]} Nf2+ 48. Kxf4) 47... Re8+ 48. Kd2 {[%csl Gb4][%cal Rf6c6] [#]} Rd8+ 49. Ke2 {[%csl Gb4][%cal Rf6c6]} Rc8 $2 (49... Rd6 50. Rf5+ Kb6) 50. Kf1 g3 51. Kg2 Nf2 52. Re6 Nd1 53. f5 Nxc3 54. a3 Kd4 $2 (54... Rf8 {keeps fighting.} 55. Re3 (55. Kxg3 Rxf5 56. Re3 Nb1 $16) 55... Nb1 56. Re5+ (56. Rxg3 Nxa3 57. Na6+ Kd6 $16) (56. Kxg3 Rxf5 57. Nc2 Nd2 $16) 56... Kd4 57. Nc6+ (57. Rxb5 Nxa3 58. Nc6+ Ke4 $16) 57... Kd3 58. Rxb5 Rf6 59. Ne5+ Kd4 60. Nf3+ Ke3) 55. Nc6+ Kd3 56. Nb4+ Kd4 57. Kxg3 {White is clearly winning.} Rg8+ 58. Kf3 Rg1 {Now ...Rf1+ and Black clings on.} 59. Nc2+ Kc5 60. Ne3 Nb1 61. f6 {[%cal Bf5f6,Bf6f7][%mdl 32]} Rg8 62. Kf4 Nxa3 63. Ke5 Rf8 64. Re7 b4 65. f7 Nb5 66. Ke4 $2 {Precision: White = 63%, Black = 44%.} (66. Nf5 $18 Kc6 67. Kf6) 1-0

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Guo, Qi"]
[Black "Ren, Xiaoyi"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2417"]
[BlackElo "2287"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,93,77,51,78,73,72,77,219,148,116,123,127,54,57,64,62,58,58,37,53,0,33,29,34,29,102,42,60,18,23,18,15,17,31,28,37,21,71,29,47,0,70,45,85,79,120,117,95,41,150,147,201,181,202,207,197,194,187,175,320,310,302,174,348,339,346,337,587,380,521,521,1535,1399]} 1. Nf3 Nf6 2. c4 c6 3. d4 d5 4. e3 e6 5. Nbd2 Nbd7 6. Bd3 Bd6 7. O-O O-O 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bc2 h6 12. Qd3 c5 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran} 13. Ne5 (13. Rd1 Qc7 14. dxc5 Bxc5 15. b4 Bxb4 16. Bb2 Qd7 17. Qb3 Qe7 18. Qd3 Qd7 19. Qb3 Qe7 20. Ne5 a5 21. Qd3 Re8 22. Ba4 Rf8 23. Bc2 Re8 24. Ba4 Rf8 25. Bc2 {½-½ (25) Peralta,F (2560)-Obregon,C (2537) Buenos Aires 2015}) 13... cxd4 {[#]} 14. Bf4 $146 ({Predecessor:} 14. Ng4 Re8 15. Bxh6 gxh6 16. Nxh6+ Kf8 17. Nxf7 Kxf7 18. Qg6+ Kf8 19. Qh6+ Kg8 20. Qg5+ Kf8 21. Qh6+ Kg8 22. Qg6+ Kf8 23. Qh6+ Kg8 24. Qg6+ {½-½ (24) Yang,Y (1953)-Zhang,L (2173) Shijiazhuang 2016}) 14... Bc5 (14... Re8 $16) 15. Rfe1 {[%mdl 1024] White has strong compensation.} Re8 16. Rad1 Bd7 17. Bg3 (17. a3 $16) 17... Bc6 $1 $14 18. Bh4 Kf8 19. f3 Rc8 20. a3 a5 21. Rb1 (21. Kh1 $14) 21... b5 {Threatening ...bxc4.} (21... Qc7 {looks sharper.} 22. Bg3 Qe7 23. Bh4 Bd6 24. Rbc1 Qc7) 22. Nxc6 (22. cxb5 Bxb5 23. Qxb5 d3+ 24. Kh1 dxc2 $15) 22... Rxc6 23. cxb5 Rd6 (23... Rc8 $11) 24. Bg3 (24. Ba4 $16) 24... Rd7 25. b6 Rb7 26. Ba4 {aiming for Bc7.} Ree7 $1 27. Bc7 Rexc7 28. bxc7 Rxc7 29. Kh1 Nd5 30. Qh7 $36 {[%mdl 2048] And now Qh8+ would win. White has good play.} Nf6 31. Qd3 (31. Qh8+ {is interesting.} Ng8 32. Bc2 g6 33. Bd3 Be7 34. Qe5) 31... Nd5 32. Rbc1 g6 33. Bb3 Nf4 34. Qd2 g5 35. Red1 (35. g3 $16 Qa8 36. Rf1 (36. gxf4 Qxf3+ 37. Qg2 Qxb3 $14)) 35... Qb8 ({Black should play} 35... Bb6 $14) 36. Qxa5 $16 {Black must now prevent Rxd4!} Qc8 (36... Ne2 $16) 37. Qd2 e5 38. Qe1 Bd6 39. Rxc7 Qxc7 40. Ba2 g4 (40... Qb7 $142) 41. Qe4 $18 (41. fxg4 $6 Qb7 $18) 41... gxf3 42. Qa8+ ({Much less strong is} 42. gxf3 $6 h5 $18) (42. Qxf3 $142 Qc2 43. g3) 42... Kg7 $2 (42... Qb8 {was called for.} 43. Qxb8+ (43. Qxf3 Qxb2 44. Bc4 Qc2 $16) 43... Bxb8 44. gxf3 Ke7) 43. Qxf3 Qc2 {[#]} 44. g3 $1 {[%cal Rg3f4]} e4 $2 (44... Qe2 45. Qxe2 Nxe2) 45. Bb1 Qxb2 46. Bxe4 Ng6 47. Rf1 {Precision: White = 57%, Black = 36%.} 1-0

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Wang, Jue"]
[Black "Kuang, Yinghui"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "2367"]
[BlackElo "2213"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,74,37,34,39,57,35,89,85,86,77,72,48,42,-38,-25,-28,-30,-31,-20,-40,-22,-33,-12,-93,-79,-76,-10,-14,38,43,38,20,10,-43,-41,-87,0,0,27,24,22,23,22,16,39,-25,-22,-83,-81,-89,-78,-90,-91,-99,-76,-77,-83,-747,-737,-740,-714,-717,-691,-1016,-1028,-1125,-1110]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Bd3 e5 (5... O-O 6. Nf3 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 Qxd5 10. c3 Bg4 11. Qe2 Rad8 12. Be4 Qd7 13. Be3 f6 14. O-O-O fxe5 15. Qc4+ Kh8 16. dxe5 Nxe5 17. Nxe5 Qxd1+ 18. Rxd1 Rxd1+ {1-0 (50) Karjakin,S (2785)-Van Wely,L (2695) Wijk aan Zee 2017}) 6. dxe5 {B09: Pirc Defence: Austrian Attack} dxe5 7. Nf3 Nc6 (7... exf4 $14 8. Bxf4 O-O) 8. fxe5 $16 {White is better.} ({But not} 8. Nxe5 Nxe5 9. fxe5 Ng4 $11) 8... Ng4 9. Bg5 Qd7 10. Nd5 $146 ({Predecessor:} 10. Qe2 Ngxe5 11. O-O-O Qg4 12. h3 Qg3 13. Nd5 Nxf3 {1-0 (46) Xie,J (2365)-Tong,Y (2510) Beijing 1997}) 10... Ncxe5 11. Qd2 (11. h3 $14 c6 12. Nxe5 (12. hxg4 cxd5 13. Bh6 Nxd3+ 14. Qxd3 Bxh6 $11) 12... Bxe5 13. Qxg4 Qxg4 14. hxg4 cxd5 15. exd5) 11... c6 $15 12. Nc3 h6 $36 {[%mdl 2048] Black has some pressure.} 13. Bf4 g5 14. Bg3 Nxf3+ 15. gxf3 Ne5 16. Rf1 {[#]} (16. O-O-O $11) 16... Qe7 $1 $17 17. Qe3 Be6 (17... Bh3 $17 {aiming for ...Rd8.} 18. Rg1 Nxd3+ 19. cxd3 Qb4) 18. O-O-O $11 Ng6 ({Black should play} 18... Qb4 $11) 19. e5 $1 $14 Nf4 20. Bxf4 (20. Rg1 $5 {[%cal Rg3f4]} Nxd3+ 21. Rxd3 $11) 20... gxf4 21. Qe2 (21. Qe4 $11) 21... Qc5 $15 22. Rde1 h5 (22... O-O-O $17) 23. Rg1 $11 Bh6 24. Ne4 Qxe5 25. Qf2 O-O-O 26. Qxa7 {White wants to play Nc5.} (26. Nc5 $5 {[%cal Re1e5]} Qd4 27. Qxd4 Rxd4 28. Nxe6 fxe6 29. Rxe6 $14) 26... Bf8 $1 27. Rd1 ({Better is} 27. a3 $14) 27... Be7 28. Kb1 (28. Rde1 $11) 28... Kc7 $17 {Threatens to win with ...Ra8.} 29. Qf2 Ra8 30. c4 Rhd8 31. Qc2 Rd4 32. Rge1 Qa5 33. b3 $2 {[%mdl 8192] [#]} (33. a3 $17) 33... Rxd3 $1 $19 {[%mdl 512] Black is clearly winning.} 34. Rxd3 (34. Qxd3 Qxa2+) 34... Qxe1+ 35. Rd1 Qe3 36. Qb2 f6 37. Qg2 Rg8 {Precision: White = 45%, Black = 70%.} 0-1

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Liu, Chang"]
[Black "Chen, Qi b"]
[Result "1/2-1/2"]
[ECO "B97"]
[WhiteElo "2345"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,59,1,-10,-16,0,0,-6,0,0,0,0,0,-3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd3 {The position is equal.} Qxb2 {B97: Sicilian Najdorf: Poisoned Pawn} 9. Rb1 Qa3 10. f5 Be7 11. fxe6 fxe6 12. Be2 Qa5 13. Bd2 $1 {White wants to play Qc4.} Qc7 14. g4 {Strongly threatening g5.} h6 {[%cal Bh7h6,Bh6g5][%mdl 32]} 15. Qh3 O-O {White must now prevent ...Nc6.} 16. g5 hxg5 $1 17. Nxe6 {[#]} Qc6 $146 18. O-O {[#] Hoping for Nd5.} ({Avoid the trap} 18. Bxg5 $2 Nxe4 19. Bxe7 Rf7 $19) 18... d5 $1 19. exd5 Nxd5 20. Nxd5 Qxd5 21. Bd3 {[%csl Gd3][%cal Rh3h7]} Bc5+ 22. Be3 Bxe3+ 23. Qxe3 {[%csl Ge6][%cal Rf1f8]} Rxf1+ 24. Rxf1 {[%csl Ge6][%cal Rf1f8]} Qxe6 {[#]} 25. Bc4 $1 {[%mdl 512]} Qxc4 26. Qe8+ Kh7 27. Qh5+ Kg8 28. Qe8+ Kh7 29. Qh5+ Kg8 30. Qe8+ {Precision: White = 100%, Black = 85%.} 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Wu, Xibin"]
[Black "Gao, Rui"]
[Result "0-1"]
[ECO "D70"]
[WhiteElo "2232"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,40,35,30,34,24,31,21,42,41,28,24,39,-20,-35,-121,-121,-115,-92,-116,-100,-95,-117,-114,-52,-310,-308]} 1. d4 Nf6 2. c4 g6 3. f3 d5 4. cxd5 Nxd5 5. e4 Nb6 6. Nc3 Bg7 7. Be3 O-O 8. Qd2 Nc6 9. O-O-O $1 Qd6 {D70: Grünfeld: Unusual White 3rd moves (met by ...d5)} 10. Nb5 Qd7 11. Kb1 a6 {The position is equal.} 12. Nc3 Rd8 {[%cal Rc6d4]} 13. d5 Qe8 {[#]} 14. h4 $146 (14. Qe1 $14 Ne5 15. Bd4) ({Predecessor:} 14. Qc1 Na5 15. Bf4 Rd7 16. Bh6 Bxh6 17. Qxh6 {½-½ (31) Nakamura,H (2787)-So,W (2794) Douglas 2016}) 14... e6 $11 {And now ...exd5 would win.} 15. Bg5 (15. Bxb6 $15 cxb6 16. Nh3) 15... Rd6 $1 $17 16. Bh6 {Black should prevent Bxg7.} exd5 17. Bxg7 Kxg7 18. exd5 Bf5+ 19. Ka1 {[#]} Rad8 (19... Qe5 $1 $17 {White must now prevent ...Nb4.} 20. Qe2 Rad8 21. Qxe5+ Nxe5) 20. g4 $2 {[%mdl 8192] [#]} (20. Re1 $1 $15 Qh8 21. Bd3) 20... Nxd5 $1 {Precision: White = 35%, Black = 83%.} 0-1

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Liu, Xianglin"]
[Black "Liu, Shilan"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2199"]
[BlackElo "2137"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,75,15,24,20,26,-50,-47,-50,-43,-40,22,15,14,18,113,115,108,57,82,0,56,-63,-50,-49,-52,-51,-52,-68,-57,-48,-41,-150,-164,-227,-131,-132,-153,-164,0,0,213,213,223,234,242,200,300,300,300,300,300,284,284,284,1006,1731,1707,1654,1097,569]} 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Nc6 7. c4 Bc5 8. Nxc6 bxc6 9. Qc2 Bb6 10. Nc3 {E01: Catalan: Early deviations} O-O 11. e4 $146 ({White should play} 11. b3 $11) ({Predecessor:} 11. Na4 Bb7 12. b3 Qe7 13. Bb2 e5 14. e3 Rac8 15. Rfd1 Qe6 16. Rac1 Rfe8 17. Qe2 h5 {½-½ (65) Vorobiov,E (2585)-Biolek,R (2437) Pardubice 2013}) 11... Ba6 $15 12. b3 {Black is slightly better.} dxc4 13. Rd1 cxb3 (13... Qc7 $15) 14. axb3 $11 Qc8 15. e5 Ng4 (15... Nd5 $1 $11) 16. Ne4 $16 {[%mdl 1024] Threatens to win with h3. White has strong compensation.} Bb5 17. Bb2 (17. h3 $16 Nxe5 18. Ba3) 17... Qc7 $14 18. Rd6 ({Better is} 18. h3 $16 Nxe5 19. Nd6) 18... Rad8 (18... f5 $11 19. Nc5 f4 20. Nxe6 Qf7 21. Nxf4 (21. Nxf8 Rxf8 22. Bd4 fxg3 $17) 21... Bxf2+ 22. Kh1 Bb6) 19. h3 ({White should try} 19. Rad1 $14) 19... f5 $15 20. Rxd8 Rxd8 21. Nc5 $1 {[%cal Rc5e6]} Qe7 {aiming for ...Nxf2.} 22. b4 Nh6 23. Rc1 Nf7 (23... f4 $5 24. gxf4 Nf5 $11) 24. Qb3 (24. f4 $15) 24... a5 $17 25. Nxe6 {[#]} (25. Qc3 $142) 25... a4 (25... Rd3 $1 $19 26. Bc3 a4) 26. Qa2 Rd2 27. Nc5 Kf8 $2 (27... Bxc5 $19 28. Rxc5 {[#]} f4 $1 {[%mdl 512]}) 28. Qa1 Nd8 $2 (28... Bxc5 $11 29. bxc5 Qe6) 29. Bc3 $18 Re2 {Black wants to play ...Ne6.} 30. Bf3 Bxc5 31. bxc5 Ne6 (31... Re4 $142 32. Bxe4 fxe4) 32. Bxe2 Bxe2 33. Qxa4 Bf3 34. Ra1 {Hoping for Qa8+.} Kf7 35. Qa8 Nxc5 $2 (35... Qd8 36. Qxd8 Nxd8 37. Ra7+ Kf8) 36. Ra7 {White is clearly winning.} Nd7 37. Qc8 Ke6 38. Qg8+ {Precision: White = 53%, Black = 40%.} 1-0

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Xu, Tong"]
[Black "Wang, Yu A"]
[Result "1/2-1/2"]
[ECO "C90"]
[WhiteElo "2176"]
[BlackElo "2354"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,69,13,0,6,4,0,-11,7,5,22,7,19,9,19,-4,3,-22,-22,-27,-23,-27,0,-33,-29,-48,-47,-80,-80,-97,0,0,0,0,0,0,0,0,0,-33,-33,-27,-38,-94,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d3 Na5 10. Bc2 c5 11. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1e3,Be3c4][%mdl 32]} Nc6 12. Nf1 Re8 13. a4 {axb5 is the strong threat.} b4 {C90: Closed Ruy Lopez with 7...d6: Early deviations} 14. Ne3 Bf8 {[#]} 15. Nc4 $146 ({Predecessor:} 15. Nd5 Nxd5 16. exd5 Ne7 17. cxb4 cxb4 18. d4 Ng6 19. Bg5 f6 20. Bd2 Qa5 21. dxe5 dxe5 {1-0 (63) Vachier Lagrave,M (2716)-Renner,C (2422) Germany 2009}) 15... a5 16. Bg5 h6 17. Bh4 (17. Bxf6 $5 Qxf6 18. Bb3 $11) 17... Be6 18. Bb3 (18. Bxf6 $5 Qxf6 19. Ne3 $11) 18... Rb8 19. Ba2 Be7 20. Ne3 b3 $36 {[%mdl 2048] Black has good play.} 21. Bb1 Ng4 22. Bxe7 Nxe7 23. Nc4 Ng6 $1 24. Ra3 d5 25. exd5 Bxd5 {[#] And now ...e4! would win.} 26. h3 Bxc4 (26... e4 $1 $17 {[%cal Re4f3]} 27. hxg4 exf3 28. Rxe8+ Qxe8) 27. dxc4 $11 Qxd1 28. Rxd1 e4 $1 {[%cal Re4f3]} 29. Bxe4 $1 Rxe4 30. hxg4 Rxg4 31. Nd2 Rd8 {Hoping for ...Ne5.} 32. Raa1 $1 Nh4 {aiming for ...Rxd2!} 33. Nxb3 ({Wrong is} 33. g3 $2 {[#]} Rxd2 $1 {[%mdl 512]} 34. Rxd2 Nf3+ 35. Kg2 Nxd2 $19) (33. Kf1 $1 $15) 33... Nf3+ (33... Rxg2+ $17 34. Kf1 Rb8 35. Nxc5 Rxb2) 34. Kf1 Nh2+ 35. Kg1 {Precision: White = 33%, Black = 64%.} 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Shen, Chenyi"]
[Black "Qu, Yanqiao"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2039"]
[BlackElo "2154"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,56,0,7,7,7,12,14,15,12,-12,-1,-7,0,-14,-5,-8,-6,-11,-16,-6,0,-20,-17,-23,-8,-17,23,11,21,0,0,0,27,0,0]} 1. e4 {[%cal Be2e4,Be4e5][%mdl 32]} c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 Nc6 7. a3 d6 8. Bd3 dxe5 9. dxe5 g6 10. O-O Bg7 {B22: Sicilian: 2 c3} 11. Qe2 (11. Re1 O-O 12. b4 Qc7 13. Bb2 Rd8 14. Qc2 b5 15. Nbd2 Qb6 16. Bf1 a5 17. bxa5 Rxa5 18. Ne4 Bd7 19. h4 Qb8 20. Nf6+ Nxf6 21. exf6 {1-0 (36) Ulybin,M (2523)-Maletin,P (2611) Kazan 2013}) 11... O-O 12. Bd2 Nce7 {LiveBook: 3 Games} 13. Nc3 Nxc3 14. Bxc3 Nd5 15. Bd2 Bd7 16. Rfc1 $146 ({Predecessor:} 16. b4 Rc8 17. Rac1 Qb6 18. h4 {½-½ (18) Rotova,M-Belavenets,L ICCF corr 1984}) 16... a6 17. Be4 Bc6 18. g3 Qb6 19. Rab1 Rac8 20. Qe1 Rfe8 21. Ba5 Qa7 22. Bc3 {[%cal Ba5c3,Bc3d4,Bd4c5,Bc5d6][%mdl 32]} Qb8 23. Bd4 Ne7 (23... Bh6 $5 {[%cal Rh6c1]} 24. Rc2 Red8 $11) 24. Bc5 Nd5 25. Bd6 Qa7 26. Bc5 Qb8 27. Bd6 Qa7 28. Bc5 Qb8 {Precision: White = 28%, Black = 42%.} 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Zhang, Xiao"]
[Black "Wen, Yili"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "1913"]
[BlackElo "1809"]
[Annotator "NA RC"]
[PlyCount "115"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 c5 6. Bg2 Bb7 7. O-O cxd4 8. Nxd4 Bxg2 9. Kxg2 Be7 10. Nc3 Qc8 11. e4 Qb7 12. f3 O-O 13. Bg5 d6 14. Rad1 a6 15. Rfe1 Rc8 16. Nc2 Nbd7 17. Ne3 h6 18. Bxf6 Nxf6 19. Qc2 b5 20. Qb3 Rab8 21. cxb5 axb5 22. Rd4 b4 23. Nb1 Rc6 24. Red1 Qa7 25. R1d3 Ra6 26. Rxb4 Rxb4 27. Qxb4 d5 28. Qc3 dxe4 29. fxe4 Rxa2 30. Nd2 Qb7 31. Qb3 Qa8 32. Kf3 Ra4 33. Nec4 Qc6 34. Qb8+ Kh7 35. b3 Rb4 36. Qa7 Rb7 37. Qe3 Bc5 38. Qe2 Ra7 39. Ne5 Qb7 40. Ndc4 Ra2 41. Nd2 Bb4 42. Nec4 Qb5 43. Kg2 Qb7 44. Kh3 h5 45. Rd8 g6 46. Qd3 Ng4 47. Qd4 e5 48. Qd7 Qxd7 49. Rxd7 Kg7 50. Nf3 Bc3 51. Nd6 Nh6 52. Rc7 Bd4 53. Nb5 Ng4 54. Nd6 Nh6 55. Ne8+ Kf8 56. Nd6 Kg7 57. Nc4 Ng4 58. Nd6 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.14"]
[Round "9"]
[White "Dong, Nanxi"]
[Black "Yuan, Ye"]
[Result "0-1"]
[ECO "A90"]
[WhiteElo "1854"]
[BlackElo "2292"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,80,18,28,58,33,46,37,62,52,87,68,68,50,61,23,48,21,27,25,82,95,84,73,69,54,45,0,5,0,0,0,0,0,45,-23,-23,0,0,-8,0,-89,39,-63,0,-60,-60,-53,-54,-44,-43,-39,-35,-344,-342,-1986,-1519,-29994,-29995,-29995,-29978,-29996,-29997,-29998,-29999]} 1. d4 d5 2. c4 e6 3. Nf3 c6 4. Qc2 f5 5. g3 Bd6 6. Bg2 Nf6 7. O-O O-O 8. Nc3 Nbd7 9. Rb1 Ne4 10. b4 Ndf6 {A90: Dutch Defence: Miscellaneous and Modern Stonewall (with ...Bd6)} (10... b5 11. cxb5 Nxc3 12. Qxc3 cxb5 13. Qc6 Nb6 14. Qxb5 Nc4 15. Ne5 Bxe5 16. dxe5 Bd7 17. Qc5 Qb6 18. Be3 Nxe3 19. Qxe3 Qxe3 20. fxe3 {½-½ (31) Starke,R (2620)-Hall,R (2640) ICCF email 2012}) 11. Ne5 (11. c5 $5 {[%cal Rc5d6]} Bc7 12. Bf4 $14) 11... Nxc3 12. Qxc3 Ne4 {White is slightly better.} 13. Qc2 Bd7 14. f3 $146 ({Predecessor:} 14. b5 cxb5 15. cxd5 Bxe5 16. dxe5 exd5 17. a4 a6 18. Qd3 {0-1 (29) Ilic,Z (2297)-Glavinac,G (2164) Skopje 2014}) 14... Nf6 15. Bg5 Be8 16. a4 h6 17. Be3 (17. Bxf6 $5 gxf6 18. Nd3 $11) 17... Nd7 18. Nd3 Kh8 (18... dxc4 $11 19. Qxc4 Bf7) 19. c5 $16 Bc7 20. b5 e5 21. bxc6 bxc6 22. Nb4 f4 23. Nxc6 Qf6 24. Nxe5 $1 fxe3 25. f4 $1 Qe6 {[%cal Rd7e5]} 26. f5 (26. Qb3 $1 $14 Nf6 27. Qb7) 26... Qg8 $11 27. Nc6 {[#] Ne7 is the strong threat.} Qf7 $1 28. Rb7 Nf6 29. Nxa7 (29. Ne5 $11 Qe7 30. a5) 29... Ng4 ({Better is} 29... Rb8 $17 30. Rfb1 Ng4 31. Rxb8 Bxb8 32. Rxb8 Qxa7) 30. h3 ({White should try} 30. f6 $1 $14) 30... Nf6 (30... Rb8 $1 $15 31. c6 Rxb7 32. cxb7 Nf2) 31. Nb5 ({White should play} 31. c6 $11 Qe7 32. Nb5) 31... Bxb5 $1 $15 32. axb5 {[%cal Ba4b5,Bb5b6][%mdl 32] [#] Black must now prevent b6.} Rfb8 33. Rxb8+ Rxb8 34. b6 $1 {[%cal Rb6c7]} Bxg3 35. Ra1 $2 {[%mdl 8192]} (35. Bf3 $15) 35... Nh5 $19 36. Ra7 $2 (36. c6 Rxb6 37. Ra8+ Rb8 38. Rxb8+ Bxb8 39. Qb3) 36... Qf6 37. c6 Bf2+ {Black mates.} 38. Kh1 Ng3+ 39. Kh2 Qd6 40. Rd7 Nf1+ {Precision: White = 24%, Black = 48%.} 0-1

