[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Yu, Yangyi"]
[Black "Zhou, Jianchao"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2749"]
[BlackElo "2595"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,63,16,6,8,21,20,7,23,22,0,16,20,17,35,34,23,54,56,68,68,195,196,305,287,293,297,293,287,483,400,724,724,724,724,723,723,712,698,683,675,655,667,657,662]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Nbd7 9. f3 h5 10. O-O-O Rc8 11. Kb1 Be7 12. Nd5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (12. Bd3 Qc7 13. h3 h4 14. f4 b5 15. Rhe1 Bc4 16. fxe5 dxe5 17. Nd5 Nxd5 18. exd5 Bxd3 19. Qxd3 Qc4 {1-0 (27) Shirov,A (2683)-Delgado Ramirez,N (2615) Florianopolis 2017}) 12... Bxd5 13. exd5 Nb6 14. Bxb6 {The position is equal.} Qxb6 15. Bd3 Rc7 16. c4 {[#]} O-O $146 ({Predecessor:} 16... Nd7 17. Rhe1 Kd8 18. Re2 g6 19. g4 hxg4 20. fxg4 {½-½ (31) Mrkvicka,J (2513)-Hiltunen,R (2519) Czechia 2003}) 17. Rhe1 Bd8 18. g3 Re8 19. h3 {[%cal Bh2h3,Bh3g4,Bg4g5][%mdl 32]} Kf8 20. g4 hxg4 ({Black should try} 20... h4 $14) 21. hxg4 $18 (21. fxg4 e4 $15) 21... a5 (21... e4 {might work better.}) 22. c5 (22. Nxa5 e4 $16) (22. Qxa5 Qxa5 23. Nxa5 Rce7 $14) 22... Rxc5 23. Nxc5 Qxc5 24. Qh2 Bb6 $2 {[#]} (24... a4 {was called for.} 25. f4 a3 26. fxe5 Rxe5 27. Rxe5 dxe5 28. Qh8+ (28. Qxe5 Bc7 $16) 28... Ke7 29. Qxg7 Qd4 30. d6+ (30. bxa3 Qb6+ 31. Ka1 Qd4+ 32. Kb1 Qb6+ 33. Kc1 Qe3+ 34. Kb2 Qd4+ 35. Kb1 $11) 30... Qxd6) 25. g5 Nxd5 (25... Ng8 $142 26. g6 f6) 26. Qh8+ {White is clearly winning.} Ke7 27. Qxg7 Qb4 28. Bg6 Nc3+ 29. Ka1 Qc4 {[%csl Gc3][%cal Rc4a2] [#]} 30. Qf6+ Kf8 {[%csl Gc3][%cal Rc4a2]} 31. Bxf7 ({Stronger than} 31. bxc3 Qxc3+ 32. Kb1 Qb4+ 33. Ka1 Qc3+ 34. Kb1 Qb4+ 35. Ka1 Qc3+ $11) 31... Qxf7 32. Qxd6+ {Precision: White = 100%, Black = 33%.} ({Weaker is} 32. bxc3 Qxf6 33. gxf6 Bc5 $16) 1-0

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Bu, Xiangzhi"]
[Black "Wei, Yi"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "2712"]
[BlackElo "2728"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,64,36,9,15,4,4,4,7,0,0,10,10,2,2,12,9,10,12,10,10,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,-4,-4,-10,14,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c5 5. e3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Ba7 9. Bb2 O-O 10. Qc2 {LiveBook: 167 Games} Bd7 {The position is equal. D40: Queen's Gambit Declined: Semi-Tarrasch with 5 e3} 11. Be2 $146 ({Predecessor:} 11. Rd1 Rc8 12. cxd5 exd5 13. Be2 d4 14. exd4 Bg4 15. d5 Ne7 16. Qb1 Bf5 17. Bd3 Bg4 18. Be2 {1-0 (74) So,W (2770)-Caruana,F (2804) Leuven 2016}) 11... dxc4 12. Bxc4 Rc8 13. Ne4 Nxe4 14. Qxe4 {Black must now prevent Rd1.} Nd4 15. Ne5 Bb5 $132 {[%mdl 2048] Black is not keeping still} 16. Bxb5 Nxb5 17. O-O Qe7 18. Rad1 Rfd8 19. Nc4 Bd4 20. Bxd4 Rxc4 21. Bc5 Rxd1 22. Rxd1 Rxe4 23. Bxe7 $11 {[%cal Rd1d8][%mdl 4096] [#] Endgame KRB-KRN} h5 24. a4 Nc3 25. Rd8+ Kh7 26. Rd7 b6 27. Ra7 Rc4 {[#] And now ...Nb5! would win.} 28. h3 Nd5 29. Bd6 Rc6 30. e4 Rxd6 31. exd5 Rxd5 32. Rxa6 b5 $1 {Precision: White = 68%, Black = 91%.} 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Wen, Yang"]
[Black "Yu, Ruiyuan"]
[Result "1-0"]
[ECO "D14"]
[WhiteElo "2617"]
[BlackElo "2510"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,57,19,18,8,26,31,30,28,31,31,35,36,91,62,150,150,149,155,155,149,151,146,137,138,138,149,158,137,157,167,150,150,186,188,324,291,385,300,304,284,367,364,341,267]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Qb3 Bb4 9. Ne5 {[#] Nxc6 is the strong threat. D14: Slav Defence: Exchange variation with ...Bf5} Qe7 10. Bb5 Rc8 11. Nxc6 {White has an edge.} bxc6 12. Ba6 Rd8 13. O-O {[#]} Nh5 $146 (13... Bd6 $14) ({Predecessor:} 13... O-O 14. Ne2 Bd6 15. Qa4 Bxf4 16. Nxf4 e5 {1-0 (37) Morovic Fernandez,I (2580)-Ragger,M (2628) Khanty-Mansiysk 2010}) 14. Be5 f6 {[#]} (14... O-O $14) 15. Bc7 $1 $36 {[%cal Rc7d8][%mdl 2048] Keeping Black busy.} Qxc7 16. Qxb4 g5 17. Rac1 Kf7 18. Qc5 Qb6 19. Be2 Ng7 20. Na4 Qxc5 21. Rxc5 e5 22. dxe5 fxe5 23. Rxc6 Rc8 24. Ra6 d4 (24... Rc7 $142 25. Nc3 Rd8) 25. Rxa7+ $18 Kg6 26. Ra6+ Kf7 27. Nb6 Rc2 28. Bc4+ Be6 29. b3 {Precision: White = 93%, Black = 36%.} 1-0

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Ju, Wenjun"]
[Black "Li, Chao b"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "2583"]
[BlackElo "2720"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,116,29,8,48,49,73,60,70,63,64,82,107,16,12,12,14,24,0,12,60,62,51,34,66,38,52,52,73,100,152,162,214,0,0,0,0,0,0,0,0,-23,-32,-37,-31,-69,-69,-69,-69,-69,-69,-71,-48,-71,0,-101,-54,-147,-143,-130,0,-105,-93,-139,-161,-128,-137,-187,-177,-218,-149,-298,-297,-297,-291,-296,-294,-290,-283,-487,-487,-487,-471,-5173,-5539,-5539,-2008,-8318,-6211,-29968,-29969,-29969,-29970,-29970,-29970,-29974,-29975,-29975,-29976,-29976,-29977,-29977,-29978,-29978,-29977]} 1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. f3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 e5 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6)} 8. Be3 {LiveBook: 7 Games} Be7 $146 ({Predecessor:} 8... Nd7 9. Bd3 exd4 10. cxd4 Bb4+ 11. Kf2 O-O 12. Ne2 c5 13. Bb5 Qh4+ 14. g3 Qe7 15. Bxd7 Qxd7 16. dxc5 {½-½ (23) Taylor,M (2320)-Edouard,R (2628) Reading 2017}) 9. dxe5 Nd7 {White is slightly better.} 10. Qa4 $1 c6 11. Rd1 b5 12. Qb3 Qa5 13. f4 (13. e6 $16 fxe6 14. Ne2 (14. Qxe6 Qxc3+ 15. Bd2 Qf6 $11)) 13... O-O-O $11 14. Nf3 Nc5 15. Bxc5 Bxc5 16. Bd3 Rd7 17. Ke2 $36 {[%mdl 2048] White is pushing.} (17. Be2 $5 {[%cal Rd1d7]}) 17... Rhd8 18. Rhf1 ({Much weaker is} 18. Nd4 Bxd4 19. cxd4 Rxd4 $17) 18... h6 19. f5 Qc7 20. g3 a5 21. a4 bxa4 (21... Ba6 $142 22. axb5 cxb5) 22. Qxa4 $16 Qb6 (22... Ba7 {might work better.}) 23. Qc2 $2 ({Only move:} 23. e6 $1 $18 {[%cal Re6d7]} fxe6 24. fxe6) 23... Ba6 $1 $11 24. Bxa6+ Qxa6+ 25. c4 a4 26. Rxd7 Rxd7 27. Ra1 a3 28. Ra2 Rb7 29. e6 fxe6 30. fxe6 Re7 31. e5 Rxe6 32. Kf1 Re7 33. Kg2 Kc7 ({Black should play} 33... Bb4 $17) 34. Ra1 (34. Ne1 $11) 34... Qa5 35. Qd3 {[#]} (35. Rd1 $15) 35... Rd7 $1 $17 {[%cal Rd7d3]} 36. Qc2 Bb4 (36... Rd8 $17 37. e6 Be7) 37. Ra2 (37. e6 $11 Re7 38. Qe4) 37... Bc3 38. Qe4 Bb2 39. e6 Re7 40. Qf4+ Kb7 41. Nd4 Qb4 42. Qb8+ (42. h4 $17) 42... Kxb8 $19 43. Nxc6+ Kb7 44. Nxb4 Rxe6 {[%mdl 4096] Endgame KRB-KRN} 45. Kf3 {intending Nd3.} Rb6 46. Nd3 $2 (46. Nc2) 46... Rb3 47. Ke2 Kc6 48. Kd2 (48. Ne1 $142 Kc5 49. Nf3) 48... Rxd3+ 49. Kxd3 {KR-KB} Kc5 50. h4 {[#]} Kb4 $1 {[%cal Rb4b3]} 51. g4 Kb3 {Black mates.} 52. Rxa3+ Bxa3 {KB-K3P} 53. Kd4 Be7 54. h5 Kb4 55. Kd5 Bc5 56. Ke5 Kxc4 57. Kf5 Be7 58. Kg6 Bf6 {Precision: White = 35%, Black = 69%.} 0-1

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Xiu, Deshun"]
[Black "Xu, Yi"]
[Result "1-0"]
[ECO "E51"]
[WhiteElo "2554"]
[BlackElo "2451"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,55,26,21,48,37,45,50,39,35,49,53,47,47,65,65,208,212,200,220,205,210,519,512,668,666,791,808,769,735,743,731,1349,1347,1125,1149,29992,29993]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. Rc1 {E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5} a6 8. cxd5 exd5 9. Bd3 Bb7 10. O-O Nbd7 11. Ne5 {LiveBook: 21 Games} Re8 $146 ({Predecessor:} 11... Bd6 12. f4 Ne4 13. Nxe4 dxe4 14. Bc4 Nf6 15. Qb3 Qe7 {1-0 (40) Riazantsev,A (2671)-Cheparinov,I (2689) Doha 2016}) 12. f4 c5 13. a3 Bxc3 14. Bxc3 c4 15. Bf5 Nf8 16. g4 $36 {[%cal Bg2g4,Bg4g5][%mdl 2080] White has good play.} b5 17. g5 Ne4 ({Black should try} 17... N6d7 $1 $14) 18. Bxe4 $1 $18 dxe4 19. Qh5 Bd5 20. f5 {[%cal Bf4f5,Bf5f6][%mdl 32]} Qb6 $2 (20... Ra7 {is tougher.} 21. f6 Rxe5) 21. Ng4 a5 22. f6 g6 23. Qh6 {[%csl Gf6][%cal Rh6g7] [#]} Ne6 24. Ne5 {Rf4! would kill now.} Qd6 25. Nd7 Ra7 26. Rf4 Qxf4 27. exf4 Rxd7 28. Re1 {Precision: White = 100%, Black = 24%.} 1-0

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Xu, Jun"]
[Black "Zhao, Jun"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2514"]
[BlackElo "2624"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 34,45,17,18,23,0,13,0,20,0,17,0,26,0]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 Nc6 10. Be3 Nh5 11. Qd2 Nxd4 12. Bxd4 Nf4 13. Rfd1 Bxd4+ 14. Qxd4 Nxe2+ {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves} 15. Nxe2 b6 16. Nc3 Bb7 17. Rac1 (17. Nd5 Bxd5 18. cxd5 Qg5 19. Rac1 Rac8 20. Qd2 Qe5 21. Qd4 Qg5 22. Qd2 Qe5 23. Qd4 Qg5 24. Qd2 {½-½ (24) Mamedyarov,S (2772)-Radjabov,T (2710) Shamkir 2017}) 17... Qg5 18. Qd2 {LiveBook: 4 Games} Qe5 {[#]} 19. Qd4 $146 ({Predecessor:} 19. Nd5 Bxd5 20. cxd5 Re7 21. Rc4 f5 22. Qc3 Qxc3 23. Rxc3 fxe4 {½-½ (47) Bluebaum,M (2511)-Guseinov,G (2623) Legnica 2013}) 19... Qg5 20. Qd2 Qe5 21. Qd4 Qg5 22. Qd2 Qe5 23. Qd4 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Lin, Chen"]
[Black "Liu, Qingnan"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2455"]
[BlackElo "2503"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,71,37,31,20,23,29,21,22,22,52,38,60,37,51,47,87,45,38,52,40,43,47,50,36,0,0,0,0,0,25,33,45,33,41,3,18,18,20,12,14,14,45,-20,0,0,0,0,0,-10,-8,-10,-16,-15,-14,-16,0,0,0,0]} 1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. c3 Nf6 5. Bd3 O-O 6. O-O Nc6 7. d5 Nb8 {[%cal Bc6b8,Bb8a6,Ba6c5][%mdl 32]} 8. c4 Na6 {B07: Pirc Defence: Miscellaneous Systems} (8... a5 9. Nc3 Na6 10. h3 e5 11. dxe6 Bxe6 12. Be3 Re8 13. Rc1 Nb4 14. Nd4 Nxd3 15. Qxd3 Nd7 16. b3 {1-0 (34) Jakovenko,D (2713)-Rapport,R (2693) Achaia 2013}) 9. h3 Nc5 10. Nc3 Nh5 $146 ({Predecessor:} 10... e6 11. Be3 exd5 12. exd5 Nxd3 13. Qxd3 Bf5 14. Qd2 h5 15. Bh6 Re8 16. Bxg7 Kxg7 {1-0 (37) Nyland,T (2107)-Alam,M (2039) Budapest 2008}) 11. Bg5 h6 12. Be3 e5 13. dxe6 Bxe6 14. Rc1 g5 15. b4 Nxd3 16. Qxd3 f5 17. exf5 Bxf5 18. Qd5+ Kh8 19. g4 Bd7 {[#] aiming for ...Bc6.} 20. Nd4 ({Of course not} 20. gxh5 Bc6 $17) 20... Nf4 21. Bxf4 $1 gxf4 22. Nf3 $1 Bxc3 23. Rxc3 Qf6 24. Qd4 (24. Ra3 {feels hotter.} Qg7 25. Kh2 Bc6 26. Qd3 Rfe8 27. Rd1) 24... Qxd4 25. Nxd4 c5 26. Nb5 cxb4 27. Rd3 Be6 28. Nxd6 (28. Rd4 $14 Bg8 29. Rfd1 (29. Nxd6 Rad8 $14)) 28... Rad8 {The position is equal.} (28... b5 $5) 29. Rd4 Rd7 30. Re1 Bg8 31. Re2 b6 32. Red2 a5 {[%cal Ba7a5,Ba5a4,Ba4b3][%mdl 32]} 33. Kg2 a4 34. Kf3 b3 35. axb3 axb3 36. Ke4 {Precision: White = 64%, Black = 63%.} 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Ni, Shiqun"]
[Black "Zhao, Xue"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2436"]
[BlackElo "2490"]
[Annotator "TA"]
[PlyCount "148"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,148,34,34,34,34,73,45,50,40,49,54,60,62,62,35,108,36,79,83,106,114,89,102,375,89,99,0,0,0,0,-7,-7,-2,0,0,-14,-54,-56,-83,-43,-101,-28,-141,-17,-149,-149,-149,-149,-149,-149,-149,-149,-149,-146,-212,-217,-201,-202,-186,-146,-326,-329,-317,-264,-251,-265,-243,-241,-264,-240,-248,-203,-279,-268,-491,-357,-298,-308,-386,0,-332,-355,-372,-29,-114,0,-291,-306,-497,-506,-491,-490,-406,-449,-491,-487,-12834,-12834,-12829,-12833,-1646,-12829,-1145,-6498,-702,-1629,-3282,-2191,-1276,-1470,-12836,-12835,-12837,-12837,-12838,-12838,-12840,-12840,-12841,-12841,-12841,0,0,0,-12839,-12840,-12843,-12843]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bxf3 10. Nxf3 Bd6 11. Bxd6 Qxd6 12. O-O Qc7 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} (12... O-O 13. Rfe1 {½-½ (14) Predojevic,B (2639)-Zelcic,R (2547) Rijeka 2010}) 13. Rfe1 O-O-O $146 ({Predecessor:} 13... O-O 14. Re2 Rab8 15. Rae1 Rfc8 16. Ne5 Nxe5 17. dxe5 Nd7 18. Qb4 Nf8 19. Qg4 b5 20. Re3 {½-½ (41) Palmi,H (2008)-Kunze,H (2109) Immenstadt 2009}) 14. Qa4 Kb8 {White is slightly better.} 15. b4 Ne8 16. Qb3 Nd6 17. a4 Rc8 18. a5 h6 (18... a6 $1 $14) 19. Reb1 (19. Qa4 $16) 19... g5 20. Qa3 g4 21. Nd2 $1 Ne7 22. b5 {And now b6 would win.} Ndf5 $2 {[%mdl 8192]} (22... Nef5 $16 {was worth a try.}) 23. Rc1 $2 (23. b6 $18 Qxc3 24. a6 Qxa3 25. Rxa3 axb6 26. axb7 (26. Rxb6 Rc7 $15) 26... Kxb7 27. Ba6+ Kc7 28. Bxc8 Rxc8 29. f3) 23... Qd6 24. Qxd6+ ({Better is} 24. Qb2 $16) 24... Nxd6 $11 25. Nb3 b6 26. Ra3 Rc7 {Threatens to win with ...Rhc8.} 27. axb6 axb6 28. Rca1 {Threatening mate with Ra8+.} Nec8 29. Nc1 Ra7 30. Kf1 Kb7 31. Ke2 (31. Ra6 $15) 31... Rg8 (31... Rxa3 $17 32. Rxa3 Nc4 33. Bxc4 dxc4) 32. Ke3 (32. Ra6 $11) 32... Rg5 (32... Rxa3 $17 33. Rxa3 Nc4+ 34. Bxc4 dxc4) 33. Ne2 (33. Ra6 $11 {keeps the balance.}) 33... Rxa3 $17 34. Rxa3 Nc4+ $1 35. Bxc4 dxc4 {[%mdl 4096] Endgame KRN-KRN} 36. Ra4 Nd6 37. Rb4 Kc7 ({Resist} 37... Rxb5 38. Rxb5 Nxb5 39. Ke4 $17) 38. Ng3 (38. f3 $17) 38... Rxb5 $19 39. Rxb5 Nxb5 {KN-KN} 40. Kd2 f5 41. f3 $2 (41. Nh5 $17) 41... gxf3 42. gxf3 Kd6 43. Ne2 Nc7 44. Nf4 e5 45. dxe5+ Kxe5 46. Ng6+ Kd6 47. Ke3 b5 48. Nh4 $2 (48. Kd4 {might work better.}) 48... Nd5+ 49. Kd4 Ne7 50. f4 Nc6+ 51. Ke3 Ke6 $1 52. Kd2 Na5 $2 (52... Ne7 $19 53. Ke3 Kd5) 53. Ke2 (53. Ke3 $11) 53... Nc6 $2 (53... h5 $17 54. Kf3 Nc6) 54. Kd2 Ne7 55. Ke3 $2 (55. Nf3 Kd5 56. Ke3) 55... Kd5 (55... Nd5+ $2 56. Kd4 $19) 56. Nf3 Kc5 57. Kd2 h5 58. Nh4 b4 59. cxb4+ (59. Nf3 $142 b3 60. Nd4) 59... Kxb4 60. Kc2 c3 61. Nf3 Nc6 (61... Kc4 $142 62. Ne5+ Kd4 63. Nf3+ Ke4) 62. Ne5 Nd4+ 63. Kd3 Nb5 $1 64. Nc6+ Kb3 65. Na5+ Ka3 66. h4 Kb4 67. Nc6+ Kb3 68. Na5+ {[#]} Ka3 $1 {[%cal Ra3b2]} 69. Nc4+ Kb4 70. Ne3 {[#]} Kb3 $1 71. Nc2 Kb2 $2 (71... Nc7 $19 72. Nd4+ Kb2) 72. Ne3 $11 Kb3 $2 {[%mdl 8192]} (72... Kb1 $11 73. Nc2 Kb2) 73. Nc2 $1 $19 Nc7 74. Ne3 Ne6 {Precision: White = 27%, Black = 56%.} 0-1

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Guo, Qi"]
[Black "Xiao, Yiyi"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2417"]
[BlackElo "2287"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,114,79,75,82,77,85,72,86,93,109,89,102,100,133,53,94,90,96,76,124,103,128,111,105,113,105,114,116,110,111,125,125,118,72,70,387,367,363,163,227,224,214,158,289,289,251,122,133,127,102,19,489,483,684,437,431,179,165,155,176,40,140,138,342,349,336,305,561,203,156,0,402,381,375,-277,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. a3 Bb7 5. Nc3 Be7 6. d5 O-O 7. e4 d6 8. Bd3 e5 9. O-O {LiveBook: 15 Games. E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7} Nbd7 10. b4 Nh5 11. Re1 {White is better.} g6 12. Bh6 Ng7 13. Qc1 $146 ({Predecessor:} 13. Rb1 Bc8 14. Qc2 Nf6 15. c5 Nfe8 16. Rbc1 f5 17. cxd6 cxd6 {1-0 (43) Tkachiev,V (2634)-Karimov,I (2245) Tashkent 2015}) 13... Nf6 14. h3 Kh8 15. Nh2 (15. c5 $16) 15... Ng8 16. Bd2 {[%cal Bh6d2,Bd2f4,Bf4e3,Be3d4,Bd4e5][%mdl 32]} f5 17. f4 exf4 18. Bxf4 g5 19. Be3 f4 20. Bd4 Bf6 21. e5 dxe5 22. Bxe5 c6 {[%cal Rc6d5]} 23. Nf3 cxd5 24. cxd5 Rc8 25. Qb2 Re8 $2 {[%mdl 8192]} (25... Nh6 $1 $14) 26. Rad1 $18 Bxe5 27. Nxe5 (27. Rxe5 $142 {Ne4 is the strong threat.} g4 28. hxg4) 27... Qf6 28. Nb5 {aiming for Nd6!} Bxd5 29. Bf1 (29. Nxa7 $6 Rc7 $16) 29... a6 (29... Red8 $16) 30. Rxd5 {Strongly threatening Nd6.} axb5 {[#]} 31. Rd7 (31. Bxb5 $6 Re7 $16) (31. Rd6 $1 $18 {[%mdl 512] is more deadly.} Qf5 (31... Qxd6 32. Nf7#) 32. Bxb5) 31... Re7 $16 {And now ...Rxd7 would win.} 32. Rxe7 Nxe7 {[#]} 33. Qa2 (33. Ng6+ $1 $16 {[%mdl 512]} Qxg6 (33... Nxg6 34. Qxf6) 34. Rxe7) 33... h6 $2 {[%mdl 8192]} (33... Ngf5 $1 $11) 34. Qf7 $18 Ng8 (34... Qxf7 $142 35. Nxf7+ Kg8) 35. Qd7 Rf8 36. Bd3 (36. Qd3 $142 Nf5 37. Nd7 (37. Qxb5 f3 $14)) 36... Nf5 37. Kh2 Nge7 38. Bxb5 (38. Qxb5 $6 Qd6 $14) ({Only move:} 38. Ng4 $1 $18 {[%cal Rg4f6]} Qg7 39. Re6 (39. Qxb5 f3 $16) (39. Bxb5 h5 $11)) 38... h5 ({Black should try} 38... Qd6 $1 $14) 39. Qd1 $36 {[%mdl 2048] White is in control.} g4 $2 (39... Qh6 $16) 40. Nd7 $18 (40. hxg4 Ne3 $11) 40... Qh4 41. Qa1+ Kg8 $2 (41... Ng7 {might work better.}) 42. Bc4+ $2 (42. Nxf8 {White wants to mate with Bc4+.} Nd6 43. Ne6) 42... Rf7 43. Rg1 $2 (43. Nxb6 gxh3 44. Bxf7+ Kxf7 $11) (43. Bxf7+ $16 Kxf7 44. Ne5+ (44. Nxb6 gxh3 45. Qa2+ Kg7 $11) 44... Kg8 45. Kg1) 43... Qg3+ $2 {[%mdl 8192]} (43... f3 $11 {and Black is okay.} 44. Qa2 (44. Bxf7+ Kxf7 45. Qa2+ Ke8 $11) 44... fxg2 45. Bxf7+ Kg7 46. Qxg2 (46. Rxg2 Qxh3+ 47. Kg1 Qe3+ 48. Qf2 Qc1+ 49. Qf1 Qe3+ 50. Qf2 Qc1+ 51. Kh2 Kxf7 $11) 46... Kxf7) 44. Kh1 f3 45. Qc1 $4 {[%mdl 8192] [#]} ({Inferior is} 45. Bxf7+ Kxf7 46. Qa2+ (46. Qf6+ Ke8 $11) 46... Kg7 $11) (45. Nf6+ $1 $18 {is the narrow road to win.} Kf8 46. Nh7+ $1 {[%mdl 512]} (46. Nxh5 fxg2+ 47. Rxg2 Qxh3+ 48. Rh2 Qf3+ 49. Kg1 g3 $19) (46. Nd7+ Ke8 $16) 46... Ke8 47. Ng5) 45... fxg2+ $2 ({Black should play} 45... Ne3 $1 $19 {[%cal Rf3g2][%mdl 512]} 46. Nf6+ (46. Qxe3 fxg2+) 46... Kh8) 46. Rxg2 $11 {The position is equal.} Qxh3+ 47. Kg1 Ne3 {[%csl Ge3][%cal Rh3g2]} 48. Bxf7+ Kxf7 {[%csl Ge3][%cal Rh3g2]} 49. Rf2+ N7f5 {( -> ...Qg3+)} 50. Qc7 {Threatens to win with Nc5+.} g3 51. Nc5+ ({Avoid the trap} 51. Nxb6+ $2 Kg6 $19) 51... Kg8 52. Qc8+ Kh7 (52... Kg7 $5 {[%cal Rg3f2]} 53. Qc7+ Kg8 54. Qb8+ Kh7 55. Qb7+ Ng7 56. Qe4+ Ngf5 57. Qb7+ Ng7 58. Qe4+ Ngf5 59. Qb7+ $11) 53. Qd7+ Kh6 54. Qe6+ Kh7 (54... Kg7 $5 55. Qd7+ $8 Kg8 56. Qe8+ Kh7 57. Qd7+ Kg8 58. Qe6+ Kh7 59. Qd7+ $11) 55. Qd7+ Kh6 56. Qe6+ Kh7 57. Qd7+ Kh6 {Precision: White = 41%, Black = 23%.} 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Wang, Jue"]
[Black "Zhang, Xiaowen"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2367"]
[BlackElo "2355"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,89,14,15,18,27,28,10,14,26,27,29,-14,5,0,0,0,94,47,34,44,63,51,52,66,215,204,176,179,266,262,233,244,315,317,312,306,359,151,135,149,226,232,225,225,225,225,225,220,216,0,0,0,0,0,204,-91,-98,-108,-116,-114,-112,-118,-59,-59,-8,-8,-8,-8,-8,-8,-15,-22,0,-23,0,-23,0,-23]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 O-O 8. Qd2 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} b6 9. O-O-O Bb7 10. h4 Nd7 11. Nd4 Ne5 12. Nf5 Bf6 13. Bg5 h6 14. f4 $36 {[%mdl 2048] White fights for an advantage.} Nd7 {[#]} (14... hxg5 $6 15. hxg5 Bxg5 16. fxg5 $16) (14... Ng4 $11) 15. Rh3 $146 ({Predecessor:} 15. Re1 Kh8 {1-0 (24) Kryvoruchko,Y (2697)-Romanov,E (2586) Abu Dhabi 2015}) 15... Nc5 16. g4 {[%cal Bg2g4,Bg4g5,Bg5h6][%mdl 32]} Re8 (16... hxg5 17. hxg5 g6 18. Nh6+ Kg7 19. gxf6+ Qxf6 20. g5 $18) 17. Bb5 c6 {aiming for ...Ne4.} (17... hxg5 $2 18. hxg5 g6 19. Bxe8 $18 (19. gxf6 Qxf6 20. Rh6 Be4 $18)) 18. Bd3 $1 d5 ({Black should try} 18... Nxd3+ $14 19. Qxd3 Bc8) 19. Bxf6 $18 Qxf6 20. g5 Qe6 (20... Qd8 $142) 21. gxh6 g6 22. Rg3 Qf6 23. h5 Nxd3+ 24. Qxd3 Re4 25. Nd6 (25. hxg6 $18 {White threatens h7+ and mate.} Qxf5 26. gxf7+ Kf8 27. Rg8+ Kxf7 28. Rg7+ Ke6 29. c4 Rxf4 30. cxd5+ (30. Rxb7 Qxd3 31. Rxd3 dxc4 $18) 30... cxd5 31. Qb5) 25... Qxf4+ $16 26. Kb1 Ba6 (26... Qxd6 $16 {is a better defense.} 27. Qxe4 Qxg3) 27. c4 $1 $18 ({Don't do} 27. Qxa6 Qxg3 28. Nxe4 dxe4) 27... Qxd6 28. Qxe4 $1 Qxg3 {[#]} 29. Qd4 $1 {[%csl Gh6][%cal Rd4g7]} f6 (29... gxh5 30. Rg1 $18) 30. Qxf6 {[%csl Gh6][%cal Rf6g7]} gxh5 31. Qe6+ $2 (31. cxd5 $18 cxd5 32. b3) 31... Kh8 $11 32. cxd5 cxd5 {And now ...Qg5 would win.} 33. Qf6+ $1 Kg8 $2 {[#]} (33... Kh7 $11 {and Black is okay.} 34. Qe7+ Kh8 35. Qf6+ Kh7 36. Qe7+ Kxh6) 34. Qd4 $2 (34. b3 $1 $18 Bb7 35. Rh1) 34... Re8 $17 {Threatens to win with ...Re5.} 35. Qxd5+ Kh8 {Hoping for ...Qe5.} 36. Qxh5 Re1 37. b3 Rxd1+ (37... Bb7 $17 {White must now prevent ...Bf3.} 38. Kb2 Rxd1 39. Qxd1 Qe5+ 40. Kb1 Qe7) 38. Qxd1 $15 Kh7 (38... Qc7 $1 $15 39. Qd4+ Kh7 40. Qe4+ Kxh6 41. Qh4+ Kg7 42. Qg5+ Kf7 43. Qh5+ Kf6 44. Qh6+ Kf5 45. Qh3+ Ke4 46. Qh1+ Ke3 47. Qh3+ Kf2 48. Qh4+ Kf3 49. Qh1+ Kf2 50. Qh4+ Kf1 51. Qh3+ Kf2 52. Qh4+) 39. Qd7+ $11 Kxh6 {Strongly threatening ...Qg1+.} 40. Qxa7 Qg1+ 41. Kb2 Qd4+ 42. Kb1 Qg1+ 43. Kb2 Qd4+ 44. Kb1 Qg1+ 45. Kb2 {Precision: White = 64%, Black = 46%.} 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Chen, Peng"]
[Black "Chen, Qi b"]
[Result "1/2-1/2"]
[ECO "B97"]
[WhiteElo "2311"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,97,-16,-38,-30,-35,-11,-8,55,52,37,0,9,18,27,7,71,1,76,43,70,59,61,48,45,15,28,26,40,27,108,100,93,-45,-37,-14,64,51,62,44,100,4,22,0,0,-55,-29,-85,48,64,158,137,193,127,136,125,114,112,206,218,211,71,97,98,69,66,198,192,173,142,165,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Nb3 Nbd7 9. Qf3 Qc7 10. O-O-O Be7 11. Qg3 b5 {B97: Sicilian Najdorf: Poisoned Pawn} (11... h6 12. Bxf6 Bxf6 13. e5 dxe5 14. Ne4 exf4 15. Nxf6+ gxf6 16. Qg7 Rf8 17. Bd3 Ke7 18. Qxh6 Ne5 19. Qh4 {0-1 (57) Van Kempen,H (2593)-Costa,C (2616) ICCF corr 2000}) 12. Bxf6 Bxf6 13. Bxb5 $1 O-O ({Black should play} 13... axb5 $11 14. Nxb5 Qb8 15. Nxd6+ Kf8) 14. Bxd7 $1 $14 Bxd7 15. e5 dxe5 16. Ne4 Be7 17. fxe5 a5 $146 (17... Bc6 $11 {keeps the balance.} 18. Rhe1 Rfd8) ({Predecessor:} 17... Bc6 18. Qc3 Qb6 19. Nf6+ {0-1 (37) Chen,P (2206)-Zelbel,P (2330) Moscow 2009}) 18. Rd3 (18. Nf6+ $1 $16 Bxf6 19. exf6 Qxg3 20. hxg3) 18... Kh8 (18... Bc6 $1 $11 19. Nd6 Bd5) 19. Nd6 $36 {[%mdl 2048] White fights for an advantage.} a4 20. Rc3 Qb6 {And now ...Bxd6 would win.} 21. Nc5 Bc6 22. Rf1 Kg8 $1 23. Qf2 {Hoping for Nxe6!} Rab8 24. Nd3 Bg5+ (24... f6 $11) 25. Kb1 $16 Be3 26. Nc4 (26. Qe1 $1 $16 Bd5 27. Nc4 Bxc4 28. Rxc4) 26... Qd4 $15 27. Qe1 Bh6 (27... Bg5 $11 28. Nd6 Bd5) 28. Nd6 $1 $14 Bxg2 29. Rc4 Qa7 (29... Qb6 $14 30. Rxf7 Qe3) 30. Rf2 (30. Qf2 $16 Qxf2 31. Rxf2) 30... Bd5 $11 31. Rc5 Bg5 32. c4 ({Better is} 32. Rf1 $11) 32... Ba8 $15 {aiming for ...Bh4.} 33. Qa5 (33. Rf1 $1 $11 {remains equal.}) 33... Qxa5 (33... Qe7 $1 $17 {Threatening ...Be3.} 34. Rb5 Rxb5 35. cxb5 f6) 34. Rxa5 $14 Bc6 (34... Be3 $14) 35. Ra6 $16 Bd7 (35... Bh1 $16 {might work better.}) 36. Ra7 (36. c5 $18) 36... Rbd8 {White should prevent ...Be3.} 37. c5 $1 f6 {[#]} 38. Kc2 $1 Be8 (38... Be3 $16) 39. Nxe8 $18 Rfxe8 40. b4 (40. Rxa4 $18 {Black must now prevent Rg4.} fxe5 41. Rg4 (41. Nxe5 Rd5 $14)) 40... axb3+ $16 41. axb3 fxe5 42. Re2 $1 Bf6 (42... Rd5 $14) 43. Nxe5 $18 Rd5 44. Nd7 Bd4 {[#]} 45. b4 $2 (45. Rc7 $1 $18) 45... Rd8 $11 {The position is equal.} 46. Nb6 Bxc5 $1 47. bxc5 Rxc5+ 48. Kb1 {Threatens to win with Ka2.} Rb5+ 49. Rb2 {Precision: White = 55%, Black = 29%.} 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Zhou, Guijue"]
[Black "Wang, Yu A"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2250"]
[BlackElo "2354"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,90,29,29,29,29,31,42,31,34,31,25,16,45,43,80,46,31,34,67,12,64,37,30,31,37,38,43,40,39,37,28,-3,0,0,0,0,0,0,2,-4,-11,-45,-48,-54,-20,-24,0,-11,0,-92,-88,-93,-85,-100,-101,-101,-100,-445,-437,-445,-437,-620,-594,-717,-715,-584,-499,-549,-524,-516,-304,-425,-405,-491,-379,-622,-585,-5269,-4906]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. a4 Na5 8. Ba2 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} c5 9. Na3 (9. Nbd2 Be6 10. Bxe6 fxe6 11. c3 Nc6 12. Nf1 Ne8 13. Ng3 Nc7 14. Bd2 a6 15. Qe2 Qd7 {1-0 (39) Carlsen,M (2840)-Pavasovic,D (2548) chess.com INT 2017}) 9... Be6 10. Bxe6 {White is slightly better.} (10. Bd2 $5 {[%cal Ra2e6]}) 10... fxe6 11. c3 Nc6 12. Nc4 Qd7 13. Bd2 {[#]} Rae8 $146 ({Predecessor:} 13... Bd8 14. b4 Bc7 15. b5 Na5 16. Nxa5 Bxa5 {1-0 (52) Safarli,E (2688)-Halkias,S (2565) Baku 2016}) 14. h3 Bd8 15. b4 Bc7 16. b5 ({White should try} 16. bxc5 $14 dxc5 17. Qb1) 16... Ne7 (16... Na5 $11) 17. Bg5 Ng6 18. Nh4 Nxh4 19. Bxh4 d5 20. Nd2 Qf7 21. Bxf6 gxf6 {[%cal Bg7f6,Bf6f5][%mdl 32]} 22. Nb3 b6 23. Qe2 f5 24. c4 Kh8 25. Nd2 Rg8 26. Kh2 Ref8 27. f3 fxe4 28. dxe4 Qf4+ 29. Kh1 Rg6 30. Rg1 Rfg8 31. Rae1 (31. a5 $11 {remains equal.}) 31... d4 $17 32. Nf1 Bd8 {[%cal Bc7d8,Bd8g5,Bg5e3][%mdl 32]} 33. Rd1 Qh4 34. Nh2 Bg5 {[#] White must now prevent ...Bf4.} 35. g3 $2 {[%mdl 8192]} (35. Qe1 $17) 35... Qxh3 $19 36. Qf1 Qh6 37. Kg2 (37. g4 $142) 37... Be3 38. Ng4 Rxg4 39. fxg4 Bxg1 40. Kxg1 Rxg4 {KQR-KQR} 41. Kg2 Rg8 42. Rd3 Qg6 43. Qe2 Rf8 44. Rf3 $2 {[#]} (44. Kh3) 44... Rf4 45. Qf2 Qg4 {Precision: White = 35%, Black = 68%.} 0-1

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Chu, Ruotong"]
[Black "Yuan, Ye"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2147"]
[BlackElo "2292"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,86,32,47,15,77,63,81,64,61,60,67,55,58,59,92,73,81,58,65,65,73,74,64,33,51,18,32,22,37,45,120,0,0,0,89,63,96,84,76,10,57,-8,0,-89,-91,-126,-91,-101,0,0,18,-23,0,-64,-51,-31,-41,-111,-78,-140,-77,-89,-83,-81,-22,-104,-96,-101,-94,-95,-98,-114,-109,-139,-65,-71,0,-136,0]} 1. d4 d5 2. c4 e6 3. Nf3 c6 4. Qc2 Bd6 5. Bg5 Nf6 (5... f6 6. Bh4 Ne7 7. Bg3 Bb4+ 8. Nc3 Nf5 9. e3 Nxg3 10. hxg3 f5 11. cxd5 exd5 12. g4 Qf6 13. Bd3 fxg4 {0-1 (48) Tkachiev,V (2625)-Fier,A (2580) Dubai 2014}) 6. Nbd2 {D30: Queen's Gambit Declined: Systems without Nc3} Qa5 $146 (6... h6 $11 {keeps the balance.} 7. Bxf6 Qxf6) ({Predecessor:} 6... h6 7. Bxf6 Qxf6 8. e4 dxe4 9. Nxe4 Bb4+ 10. Kd1 Qd8 11. c5 O-O 12. h3 Ba5 13. Bc4 {1-0 (31) Kouatly,B (2520)-Guseinov,A (2395) Doha 1993}) 7. Bxf6 gxf6 8. cxd5 {White is better.} exd5 9. e3 Be6 10. Bd3 h5 11. O-O Nd7 12. Nh4 O-O-O 13. f4 Nf8 14. Rab1 Kb8 15. b4 Qc7 16. Rb2 Rg8 17. Qb1 Re8 18. Re1 Bc8 19. Nf1 Qe7 (19... Nd7 $14) 20. Kf2 (20. Ng3 $1 $16) 20... Qc7 $36 {[%mdl 2048] Black has good play.} 21. Ng3 {[#]} Rg4 ({Much worse is} 21... Bxf4 $6 22. exf4 Ne6 23. Kg1 $16 (23. Nxh5 Rh8 $16)) (21... Ng6 $1 $11 {[%mdl 512]} 22. Nf3 (22. Bxg6 fxg6) 22... Bg4) 22. Nf3 h4 23. Nf5 h3 {[#]} 24. gxh3 (24. g3 $1 $16) 24... Rg8 {[%cal Bg4g8,Bg8e8,Be8h8][%mdl 32]} 25. Nxd6 (25. b5 $1 $14 Bxf5 26. Bxf5) 25... Qxd6 26. Bf5 (26. h4 $11 {remains equal.}) 26... Nd7 $17 {[%mdl 1024] Black has strong compensation.} 27. Qd3 Re7 28. a3 b5 (28... Nb6 $17 29. Bxc8 Rxc8) 29. Rbe2 $11 Rge8 30. Nh4 Rh8 31. Kg3 (31. Nf3 $11) 31... Ree8 $15 {...Reg8+ is the strong threat.} 32. Nf3 Nb6 33. Bxc8 (33. Kf2 $15) 33... Rxc8 34. Rg1 ({White should play} 34. Qf5) 34... Nc4 (34... Qd7 $142 35. Kf2 Rxh3) 35. h4 $17 Qd7 {Hoping for ...Rcg8+.} 36. Kf2 Rce8 (36... Nd6 $17) 37. Ree1 (37. e4 $11) 37... Re7 38. Rg3 Nd6 39. Kf1 Ne4 40. Rg2 Qh3 41. Qe2 Nc3 (41... Nd6 $17 {Threatens to win with ...Nf5.} 42. Kf2 Rhe8) 42. Qf2 $15 Ne4 ({Better is} 42... Rhe8 43. Qg3 Qf5) 43. Qe2 $17 Nc3 {Precision: White = 40%, Black = 44%.} (43... Nd6 $17 44. Kf2 Rhe8) 1/2-1/2

[Event "National-chT China 2017"]
[Site "Beijing"]
[Date "2017.06.11"]
[Round "6"]
[White "Zhang, Xiao"]
[Black "Liu, Hongyan"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "1913"]
[BlackElo "2029"]
[Annotator "NA RC"]
[PlyCount "89"]
[EventDate "2017.??.??"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Nbd7 6. Qc2 Bd6 7. Bd3 dxc4 8. Bxc4 b5 9. Be2 Bb7 10. O-O O-O 11. Rd1 Qc7 12. e4 e5 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran} 13. Bg5 (13. g3 Rfe8 14. dxe5 Nxe5 15. Bg5 Neg4 16. Rac1 Bc5 17. Bxf6 Bxf2+ 18. Kh1 gxf6 19. Nxb5 Qe7 20. Nd6 {½-½ (45) Dragun,K (2572)-Shirov,A (2702) Riga 2015}) 13... exd4 14. Rxd4 Bc5 {LiveBook: 3 Games} 15. Rd2 Rfe8 {[#]} 16. Bd3 $146 (16. Rad1 $16) ({Predecessor:} 16. Bxf6 Nxf6 17. e5 Ng4 18. Ne4 Be7 19. Nd6 Red8 20. Rad1 Bxd6 21. exd6 {1-0 (39) Arizmendi Martinez,J (2551)-Salgado Lopez,I (2597) El Sauzal 2010}) 16... Ng4 17. Bh4 Nde5 18. Nxe5 Nxe5 19. Bg3 Qe7 20. Bf1 Bb6 21. h3 Qg5 22. Kh2 Bc8 23. Be2 ({Much weaker is} 23. f4 {[#]} Ng4+ $1 {[%mdl 512]} 24. Kh1 Qh6 $15) 23... Ng6 24. Rad1 Be6 25. Qc1 Qf6 26. e5 Nxe5 27. Ne4 $14 Qe7 28. Bxe5 Bd5 29. Rxd5 cxd5 30. Rxd5 Rad8 31. Rxb5 Rc8 32. Nc3 f6 33. Bg3 Rxc3 34. Qxc3 Qxe2 35. Rf5 Rd8 36. Qb3+ Kh8 37. Qf7 Qxb2 38. Be5 Qc2 39. Rxf6 Rg8 40. Re6 Qc8 41. Re7 Qf8 42. Qxf8 Rxf8 43. Rxg7 h6 44. Rxa7+ Kg8 45. Rg7+ 1-0

