[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.19"]
[Round "1.1"]
[White "Lin, Yi"]
[Black "Xu, Xiangyu"]
[Result "0-1"]
[ECO "E48"]
[WhiteElo "2408"]
[BlackElo "2573"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,101,0,-18,-5,-10,2,0,0,0,0,0,0,0,35,23,64,0,0,0,0,0,0,0,0,0,0,0,0,-1,0,0,0,0,0,0,0,-21,-19,-19,-19,-19,-21,-20,-18,-14,-14,-14,-16,-14,-10,-69,-70,-46,-40,-50,-54,-75,-72,-82,-66,-143,-170,-789,-779,-752,-627,-1245,-927,-29956,-29957,-29965,-29966,-29966,-29962,-1672,-29962,-29979,-29980,-29981,-29982,-29982,-29983,-29983]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nge2 d5 7. a3 cxd4 8. exd4 dxc4 9. Bxc4 Be7 10. O-O O-O 11. Bg5 h6 $5 {[%mdl 4] Leaves trodden paths. E48: Nimzo-Indian: Rubinstein: 5 Bd3 d5 including 6 Ne2, but excluding 6 a3.} 12. Bh4 b6 13. Qd3 Bb7 {The position is equal.} 14. Rad1 Nh5 {[#]} 15. Bxe7 $146 ({Predecessor:} 15. Bg3 Nxg3 16. hxg3 Bf6 17. Ba6 Bxa6 18. Qxa6 Nxd4 19. Nxd4 Bxd4 20. Ne2 e5 21. Nxd4 exd4 {½-½ (29) Suleymanli,A (2334)-Simantsev,M (2395) Marmaris 2019}) 15... Qxe7 16. Ba2 Rad8 17. d5 Qh4 18. Qc4 (18. Qb5 $14 Ne5 19. h3) 18... Qxc4 $11 19. Bxc4 Ne5 20. Ba2 exd5 21. Bxd5 Ba6 22. b4 Nf6 {White must now prevent ...Bxe2.} 23. Bb3 Rfe8 24. Rxd8 Rxd8 25. Rd1 $1 {[%cal Rd1d8]} Rxd1+ 26. Bxd1 Nc4 27. a4 Nb2 28. Bc2 Bxe2 29. Nxe2 {[%mdl 4096] Endgame KBN-KNN} Nd5 30. b5 Nb4 31. Bb3 N4d3 32. Nd4 Nc5 33. Bc2 Nbxa4 34. Nc6 Kf8 35. f3 (35. Kf1 $11) 35... Ke8 $15 36. Nxa7 Kd7 37. Kf2 Nc3 38. Ke3 {[#]} Nd5+ $1 39. Kd4 Ne7 40. Be4 ({Better is} 40. Bb1 $15) 40... Nxe4 $17 41. fxe4 $2 {KN-KN} (41. Kxe4 f6 42. g4) 41... f6 $19 42. e5 Kc7 43. h4 {[#]} Kb7 $1 {[%cal Rb7a7]} 44. exf6 gxf6 45. Nc6 Nxc6+ {KN-K3P} 46. Kd5 Na7 47. Ke6 Nxb5 48. Kxf6 {Black mates.} Nd6 49. g4 b5 50. Ke5 Kc6 51. Kd4 {Weighted Error Value: White=0.53/Black=0.02} 0-1

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.19"]
[Round "1.2"]
[White "Bai, Jinshi"]
[Black "Huang, Renjie"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2618"]
[BlackElo "2422"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,84,8,8,9,9,10,8,8,9,12,6,14,20,24,45,21,45,36,44,20,26,25,32,32,41,29,60,66,79,40,78,68,70,82,83,70,125,64,66,57,70,68,96,61,92,83,99,81,80,67,90,88,87,89,84,2,2,0,0,0,0,0,8,7,7,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nf6 5. Nc3 Nc6 6. e3 Bf5 7. Qb3 Na5 $1 {[%cal Ra5b3]} 8. Qa4+ {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3.} Bd7 9. Qc2 {White wants to play Nb5.} e6 10. Bd3 Be7 {10...Bb4 is setting a new trend.} 11. Nf3 Rc8 12. h3 O-O 13. O-O h6 14. Ne5 Nc6 15. Qe2 {[#]} Bb4 $146 ({Predecessor:} 15... Be8 16. Rac1 Nd7 17. Nxc6 Rxc6 18. e4 Bg5 19. Bxg5 Qxg5 20. f4 Qe7 21. exd5 Rd6 {1-0 (117) Goltseva,E (2317)-Afonasieva,A (2312) Sochi 2019}) 16. Rac1 (16. Rfc1 {looks sharper.} Nxe5 17. Bxe5 a6 18. a3 Be7 19. Rc2) 16... Nxe5 17. dxe5 Bxc3 18. bxc3 {[%cal Bb2c3,Bc3c4][%mdl 32]} Ne4 19. c4 Qa5 20. Qg4 {Threatens to win with Bxh6.} Kh8 21. Qh4 Kg8 {[#]} ({Don't blunder} 21... Qxa2 $2 22. Bxh6 $1 {[%mdl 512]} gxh6 23. Qxh6+ Kg8 24. f3 $18) 22. f3 $1 {[%cal Rf3e4]} Nc5 23. Bb1 Qd8 24. Qh5 d4 (24... Na4 $14) 25. Qg4 ({Don't play} 25. exd4 $6 Be8 $11) (25. Rcd1 $16 {Bxh6! is the strong threat.} d3 26. Bxd3) 25... f5 $14 26. exf6 $1 Qxf6 27. Qg3 {Strongly threatening Be5.} dxe3 28. Bxe3 e5 29. Rfd1 {aiming for Bxc5.} Be6 30. Rd6 b6 31. Rcd1 Kh8 32. Bxc5 Rxc5 33. Be4 {Hoping for Bd5.} Qf7 34. a3 (34. Rd8 $16 Qg8 35. Qh4) 34... Bf5 $11 {The position is equal.} 35. Bxf5 (35. R1d5 {is interesting.} Bxe4 36. Rxc5 bxc5 37. fxe4 Qxc4 38. Qxe5 Qc1+ 39. Kh2) 35... Qxf5 36. R6d5 Qf4 37. Qxf4 Rxf4 38. Rxc5 bxc5 {KR-KR} 39. Rd5 Rxc4 40. Rxe5 Rc3 41. a4 Ra3 42. Rxc5 {Black must now prevent Ra5.} Rxa4 {Accuracy: White = 84%, Black = 88%.} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.19"]
[Round "1.3"]
[White "Wei, Yi"]
[Black "Ju, Wenjun"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "2732"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,119,-6,8,8,0,8,0,-31,-10,-20,14,-81,-59,-62,-56,-84,-65,-65,-47,-48,-44,-54,-51,-122,-102,-107,-107,-113,-118,-129,-116,-121,-112,-97,-71,-114,-55,-55,-55,-97,-80,-120,-114,-124,-125,-100,-69,-140,-140,-140,-140,-140,-133,-133,-125,-128,-65,-66,-73,-79,-82,-118,-126,-171,-162,-164,-158,-156,-155,-147,-106,-106,-106,-106,-106,-107,-96,-83,-73,-154,-148,-153,-111,-147,-29,-51,-64,-218,-216,-214,-214,-211,-156,-207,-111,-157,-104,-108,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. c4 d4 3. b4 c5 4. g3 cxb4 5. a3 bxa3 6. Bg2 {A09: Réti Opening: 1 Nf3 d5 2 c4.} Nc6 7. O-O {seems to push 7.Bxa3 aside.} e5 8. Qa4 {White wants to play Nxe5.} Bd7 9. d3 Nf6 {[#]} 10. Bg5 $146 (10. Bxa3 $11 {remains equal.} Qc7 11. Bxf8 Kxf8 12. Qa3+ Kg8 13. Nbd2) ({Predecessor:} 10. Bxa3 Be7 11. Bxe7 Qxe7 12. Qa3 a6 13. Nbd2 Qxa3 14. Rxa3 O-O 15. Rb1 Rab8 16. Rab3 {0-1 (44) Herrera Reyes,J (2304)-Cornette,M (2556) chess.com INT 2020}) 10... Be7 11. Nxa3 O-O 12. Nd2 a6 13. Bxf6 Bxf6 14. Rfb1 Rb8 15. c5 Be7 16. Ne4 (16. Nb3 $1 $15) 16... Na5 $36 {[%mdl 2048] Black is on the roll.} 17. Qc2 Qc7 18. Nc4 Nxc4 19. Qxc4 Rfc8 20. Qb4 h6 21. h4 Bc6 22. Rc1 Bxe4 ({Black should play} 22... Qd7 $17 23. Qb6 g6) 23. Bxe4 $15 Bxc5 24. Qa4 Qd8 25. Rab1 Bd6 26. Rd1 Rc7 27. Qa5 Qd7 28. Rd2 (28. Rdc1 $15) 28... Qc8 $17 29. Ra2 Rc1+ 30. Rxc1 Qxc1+ 31. Kg2 Qc7 32. Qa4 h5 ({Black should try} 32... Bc5 $17 33. h5 Kf8) 33. Rc2 $15 Qd8 34. Rb2 Qe7 35. Qc4 b5 36. Qc6 Ba3 37. Rc2 Qd6 38. Qxd6 Bxd6 $17 {[%mdl 4096] Endgame KRB-KRB} 39. Rc6 Bf8 40. Bd5 Rd8 41. Ba2 Rd6 $1 {[%cal Rd6c6]} 42. Rc5 Rb6 43. Rxe5 g6 44. Re4 (44. Re8 $142) 44... a5 45. Rxd4 Rb7 46. Rd8 a4 (46... b4 $17 {...b3 is the strong threat.} 47. Bb3 a4 $1 {[%mdl 512]} 48. Bxa4 b3) 47. Ra8 $11 a3 48. Kf3 $2 {[#]} (48. Ra6 $15) 48... b4 $1 $19 {[%cal Rb4b3] And now ...b3 would win.} 49. Bb3 Rc7 50. Rb8 Kg7 51. Rb5 (51. Kg2 $17) 51... Bc5 (51... Rc3 $19 52. Ba2 Rc2) 52. e3 Be7 (52... Bd6 $142 53. Bd5 Rc3) 53. Bd5 $17 {[#]} Kf8 ({Better is} 53... Rc3 $1 $17 {White must now prevent ...b3.} 54. Rb7 Rxd3) 54. Rb8+ $1 $11 {The position is equal.} Kg7 55. d4 Rd7 56. Bb3 Rc7 57. Bd5 $1 Ra7 {Threatens to win with ...a2.} 58. Ba2 Rc7 59. Bd5 Ra7 {Strongly threatening ...a2.} 60. Ba2 {Whites escaped into a draw.  Weighted Error Value: White=0.18/Black=0.18} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.19"]
[Round "1.4"]
[White "Lu, Shanglei"]
[Black "Zhang, Rui"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2615"]
[BlackElo "1658"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,111,43,46,29,46,43,46,46,51,52,84,76,79,79,120,116,126,116,131,130,135,132,162,163,158,156,160,154,189,179,193,187,326,356,356,347,331,318,325,333,420,429,468,465,510,537,508,505,562,583,581,570,569,559,552,543,590,579,569,554,600,599,718,713,925,831,880,848,848,839,817,774,1095,1032,1043,961,1050,943,921,900,866,845,819,799,1094,1217,2120,2116,2060,1953,2442,2384,1777,1658,29986,29987,29987,29988,29982,29983]} 1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Be7 5. O-O O-O 6. Re1 d6 7. a4 Bg4 8. h3 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} Bh5 9. c3 Na5 10. Ba2 {White is slightly better.} c5 11. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1e3][%mdl 32] [#]} Qc7 $146 ({Predecessor:} 11... Nc6 12. Nf1 Bg6 13. Ng3 Nh5 14. Nxe5 Nxe5 15. Nxh5 Bxh5 16. Qxh5 Nxd3 17. Rd1 Nxc1 18. Raxc1 {1-0 (87) Obrusnik,M (2268)-Przybylski,W (2320) Katowice 2017}) 12. Nf1 Rfd8 13. Ne3 Nc6 14. g4 Bg6 15. h4 h5 16. g5 Nh7 17. Nh2 Kh8 {[#]} 18. f4 $1 {[%mdl 576] Decoy} exf4 19. Nd5 Qd7 20. Nxf4 ({Don't do} 20. Bxf4 $6 f6 $16) 20... Ne5 21. Bd5 Nf8 22. Be3 Ng4 (22... Rac8 {was called for.} 23. b4 Re8) 23. Nxg4 $18 Qxg4+ 24. Qxg4 hxg4 25. Kg2 ({Resist} 25. Bxb7 $6 Rab8 $18) 25... Bh7 26. Bxf7 g6 27. Re2 Kg7 28. Bd5 Rab8 29. Rf1 Bg8 30. Ref2 Rd7 31. Kg3 Re8 32. Kxg4 Bxd5 33. Nxd5 Bd8 34. c4 Ne6 35. Bd2 Nd4 36. Bc3 Rh8 37. Nf4 {Threatening mate with Ne6+.} Re8 38. Ne2 Bb6 39. a5 {[%cal Ba4a5,Ba5a6][%mdl 32]} Bd8 40. Nxd4 cxd4 41. Bxd4+ {[%mdl 64] [#] Double Attack} Kg8 42. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} b6 43. a6 Rc7 44. b5 Rd7 45. h5 gxh5+ 46. Kxh5 Rh7+ 47. Kg4 Be7 48. Bf6 Bxf6 49. Rxf6 {[%mdl 4096] Endgame KRR-KRR} Rd7 50. Rg6+ Kh7 51. Rff6 Red8 52. Kf5 Kh8 53. Rh6+ Rh7 54. Rxh7+ {White mates.} Kxh7 55. Rf7+ {[%mdl 64] Double Attack} Kg8 56. Rxa7 {Black did not feel at home in the position after the opening.  Weighted Error Value: White=0.02/Black=0.23} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.19"]
[Round "1.5"]
[White "Xu, Yinglun"]
[Black "Wen, Yang"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "2554"]
[BlackElo "2594"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,78,12,11,4,10,11,12,21,0,0,-2,12,0,2,0,0,0,-4,-7,3,-18,21,7,10,-13,18,0,17,0,0,0,25,9,49,35,38,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-156,-40,-708,-700,-827,-801]} 1. c4 e6 2. Nf3 Nf6 3. Nc3 d5 4. d4 c6 5. Bg5 Nbd7 6. cxd5 exd5 7. Qc2 Be7 8. e3 Nh5 9. Bxe7 Qxe7 10. O-O-O Nb6 11. h3 g6 12. Bd3 Ng7 {D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2).} 13. g4 Be6 {13...Bd7 is vanishing.} 14. Kb1 O-O-O {The position is equal.} 15. Be2 Kb8 16. Ne5 Bc8 {[#]} 17. a4 $146 ({Predecessor:} 17. Rc1 Nd7 18. Nd3 h5 19. Nf4 hxg4 20. Bxg4 Nf6 21. Bxc8 Rxc8 22. Nd3 Nf5 23. Rce1 {1-0 (36) Rietze,C (2339)-Behling,R (2098) Innsbruck 2018}) 17... f6 18. Nd3 Nc4 19. Ka1 Ne6 20. b3 Nd6 21. Rb1 h5 22. gxh5 gxh5 (22... Ne4 $5 {[%cal Re4c3]} 23. Rb2 gxh5 $11) 23. h4 Ne4 {[#] aiming for ...Nxc3.} 24. Kb2 b6 {[%cal Bb7b6,Bb6c5,Bc5c4][%mdl 32]} 25. Rhe1 c5 26. dxc5 $1 bxc5 27. Ka2 Nxc3+ 28. Qxc3 Bb7 29. b4 {[%cal Rb4c5]} c4 30. Nc5 $1 Nxc5 31. bxc5 {Strongly threatening c6.} Ka8 $1 32. Bf3 Rc8 33. Rb5 Bc6 $36 {[%mdl 2048] Black fights for an advantage.} 34. Reb1 Qe5 35. Qb4 {Threatens to win with Rb7!} Qc7 36. Rd1 Rhd8 37. Rd4 $2 {[#]} (37. Qa5 $11) 37... Qh2 (37... c3 $1 $17 {...Qh2 is the strong threat.} 38. Qxc3 Bxb5 {[%mdl 64] Discovered Attack} 39. axb5 Qxc5) 38. Qb2 $2 {[%mdl 8192]} (38. Ra5 $15) 38... Bxb5 $19 {[%mdl 64] Discovered Attack} 39. Rxd5 Rxd5 {Accuracy: White = 79%, Black = 79%.} 0-1

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.19"]
[Round "1.6"]
[White "Zhao, Jun"]
[Black "Yu, Yangyi"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2638"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,80,-22,-10,-45,-46,-50,0,0,0,0,0,0,8,-9,-10,-30,-42,-31,-31,-38,-22,-41,-48,-40,-39,-59,-2,-2,-2,-4,-6,-6,-18,-15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 dxc4 5. g3 Bb4 6. Bg2 O-O 7. O-O Nc6 8. Bg5 h6 9. Bxf6 Qxf6 10. e3 Rb8 11. Rc1 {E20: Nimzo-Indian: 4 g3 and 4 f3.} b5 12. b3 {[#]} Na5 $146 ({Predecessor:} 12... Qe7 13. bxc4 bxc4 14. Qa4 Rb6 15. Rfd1 Bd7 16. Qc2 Ba3 17. Rb1 Rfb8 18. Qe2 Na5 {0-1 (35) Valerga,D (2477)-Acosta,P (2346) Villa Martelli 2016}) 13. bxc4 Bxc3 14. Rxc3 {And now cxb5 would win.} Nxc4 15. Nd2 Rb6 (15... Ba6 {feels hotter.} 16. Ne4 Qe7 17. Nc5 b4 18. Rb3 Bc8) 16. Nxc4 bxc4 17. Qf3 Qe7 18. Rfc1 Ba6 19. Bf1 c5 20. Bxc4 cxd4 21. exd4 Bb7 22. d5 Rd8 (22... Rd6 $15 23. Qe4 Bxd5 24. Bxd5 Rxd5) 23. Qe3 $11 {The position is equal.} Bxd5 24. Bxd5 Rxd5 25. Rc8+ Kh7 26. R8c7 $1 {[%cal Rc7e7]} Qf6 27. Rxa7 Rb2 28. Rcc7 $1 {[%cal Rc7f7]} Rd1+ 29. Kg2 {[#]} Rdd2 $1 {[%cal Rd2f2][%mdl 512]} 30. Qe4+ Qf5 31. Qxf5+ exf5 32. Rxf7 Rxf2+ {[%mdl 4096] Endgame KRR-KRR} 33. Kg1 Rg2+ 34. Kf1 Rgf2+ 35. Kg1 Rg2+ 36. Kf1 Rxh2 {[%cal Rh2h1] [#]} 37. Rxg7+ Kh8 {[%cal Rh2h1]} 38. Kg1 Rhg2+ 39. Kf1 $1 Rgf2+ 40. Kg1 $1 Rg2+ {Weighted Error Value: White=0.04/Black=0.05} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.20"]
[Round "2.1"]
[White "Xu, Xiangyu"]
[Black "Yu, Yangyi"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2573"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,82,25,8,2,22,16,0,-7,-3,0,0,0,0,0,0,0,-3,0,-7,0,0,0,0,0,0,0,-7,0,-26,-12,-16,-11,-70,-20,-27,-27,-79,-83,-108,-97,-339,-339,-345,-308,-308,-297,-291,-299,-306,-299,-327,-337,-339,-245,-269,-271,-296,-269,-370,-114,-123,-75,-89,-73,-37,-41,-166,-190,-304,-97,-654,-643,-571,-564]} 1. d4 d5 2. c4 e6 3. Nf3 Nd7 4. Nc3 Ngf6 5. cxd5 exd5 6. Bf4 Nb6 {D35: Queen's Gambit Declined: Exchange Variation.} 7. e3 {7.Qc2 is not played anymore.} Bf5 8. Bd3 (8. Be2 {is interesting.} c6 9. Nh4 Be6 10. Qc2 Ne4 11. Nf3) 8... Bxd3 {The position is equal.} 9. Qxd3 Bd6 10. Bg5 Be7 11. O-O O-O {[#]} 12. Bxf6 $146 ({Predecessor:} 12. a3 Ne4 13. Bxe7 Qxe7 14. Nd2 f5 15. b3 c6 16. Rfc1 Nd7 17. Nf3 f4 18. Re1 Rae8 19. exf4 Rxf4 {0-1 (58) Pacuraru,C (1453)-Gotin,E (1712) Varna 2009}) 12... Bxf6 13. b4 a6 14. Nd2 Be7 15. Rfb1 c6 16. a4 g6 17. g3 Re8 18. Ne2 Bd6 19. Kg2 Qe7 20. Qc3 h5 21. Nc1 (21. h4 $11) 21... Nd7 {[%cal Bb6d7,Bd7f6,Bf6h5][%mdl 32]} 22. Nd3 Nf6 23. Re1 (23. h4 $11) 23... h4 24. f3 hxg3 25. h3 $2 (25. hxg3 $17 a5 26. bxa5) 25... Nh5 $19 26. e4 Bf4 27. Nb3 {Now exd5 and White clings on.} Qg5 ({Much less strong is} 27... dxe4 28. Rxe4 Qg5 29. Nbc5 $19) 28. Re2 Re7 29. Rae1 Rae8 30. Qb2 Qh4 31. Nbc5 Nf6 32. Nxf4 Qxf4 33. e5 Nh5 34. Qd2 Qh4 $2 {[#]} (34... f6 $19 {White must now prevent ...Qh4.} 35. Kg1 Qh4) 35. Re4 $1 $17 {[%mdl 512]} dxe4 36. Rxe4 {[#]} Rxe5 $1 37. dxe5 Rd8 38. Qe3 (38. Nd7 $1 $15 Qe7 39. Rd4) 38... Qe7 $36 {[%mdl 2048] Keeping White busy.} 39. e6 {[#]} (39. a5 $142) 39... Qf6 $2 ({Wrong is} 39... Rd1 $2 40. exf7+ Qxf7 41. Re8+ Kh7 {[#]} 42. Re7 $1 $18 {[%mdl 512]}) (39... f5 $1 $19 {[%cal Rf5e4] is more deadly.} 40. Rc4 Qf6) 40. e7 $2 {[%mdl 8192]} (40. exf7+ $17 Kxf7 41. Re5) 40... Qb2+ 41. Qe2 Qxe2+ {Weighted Error Value: White=0.45/Black=0.21} 0-1

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.20"]
[Round "2.2"]
[White "Wen, Yang"]
[Black "Zhao, Jun"]
[Result "1/2-1/2"]
[ECO "D14"]
[WhiteElo "2594"]
[BlackElo "2638"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,60,0,0,10,-5,0,0,0,0,0,0,0,-6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Bd3 Bxd3 9. Qxd3 Bd6 10. Bxd6 Qxd6 11. O-O O-O 12. Rfc1 Rfc8 13. h3 {The position is equal.} Nd7 {D14: Slav Defence: Exchange variation with ...Bf5.} 14. Nd2 h6 15. a3 Ne7 16. Rc2 Rc6 17. Rac1 Rac8 18. Ne2 Rxc2 19. Rxc2 Rxc2 20. Qxc2 Qc6 21. Qxc6 Nxc6 $11 {[%mdl 4096] Endgame KNN-KNN} 22. Nc3 Kf8 23. Kf1 Ke7 24. Ke2 a6 25. Kd3 Kd6 26. f4 f5 {[#]} 27. Nf3 $146 ({Predecessor:} 27. Ne2 Nf6 {½-½ (27) Li,C (2720)-Bu,X (2705) Doha 2016}) 27... Nf6 28. Ne5 Ne4 29. Nxc6 Kxc6 30. b3 Nxc3 {Not much happened in this game.  Weighted Error Value: White=0.01/Black=0.01} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.20"]
[Round "2.3"]
[White "Zhang, Rui"]
[Black "Xu, Yinglun"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1658"]
[BlackElo "2554"]
[Annotator "TA"]
[PlyCount "150"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,150,-21,-25,-26,-23,-23,-25,-26,-18,-16,-19,-7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,17,22,15,0,0,0,0,-17,-10,-10,0,0,0,0,0,0,0,-2,0,0,7,0,0,0,0,0,0,0,0,-56,-60,-38,0,0,0,-19,0,0,0,-20,0,-56,-29,-16,-28,-75,-85,-57,-58,-66,-33,-424,-303,-260,-165,-785,-685,-1052,-1021,-1114,-1019,-855,-891,-876,-858,-791,-854,-1509,-1408,-3583,-2618,-2166,-1406,-29969,-29970,-29972,-29973,-29973,-29973,-29973,-29974,-29974,-29969,-29976,-29975,-29980,-29981,-29984,-29984,-29984,-29978,-29978,-29979,-29979,-29977,-29977,-29976]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Be2 Nc6 7. O-O cxd4 8. cxd4 Be7 9. Nc3 Qd6 10. h3 O-O 11. Be3 b6 12. Qa4 {B22: Sicilian: 2 c3.} Bb7 {[#]} 13. Ba6 $146 ({Predecessor:} 13. Rac1 a6 14. Rfd1 Nb4 15. Ne5 Nbd5 16. Bf3 Nxc3 17. bxc3 b5 18. Qb3 Bxf3 19. Nxf3 Rfc8 {0-1 (80) Klyuner,V (2395)-Koch,T (2426) Germany 2005}) 13... Bxa6 14. Qxa6 {Black has an edge.} Nb4 15. Qe2 h6 16. Ne5 Rac8 17. Rac1 a5 18. a3 Nbd5 19. Nb5 Qb8 20. Qf3 Qb7 21. a4 Rxc1 22. Rxc1 Rc8 23. Rc4 Rxc4 24. Nxc4 Qc8 25. b3 Ne8 26. Qg3 Kf8 27. Bf4 g5 28. Be5 f6 29. Bb8 h5 {White must now prevent ...h4.} 30. Ba7 Bd8 31. Qb8 Qxb8 32. Bxb8 h4 33. Kf1 Ke7 34. Ke2 Kd7 35. Ne3 Nb4 36. Kd2 Be7 37. Bh2 Ng7 38. Nc2 Nd5 39. Ne3 Bb4+ 40. Kd3 Ne7 41. Nc2 Nh5 42. Nc3 (42. Nxb4 $11 axb4 43. Nd6) 42... Bxc3 $15 43. Kxc3 {[%mdl 4096] Endgame KBN-KNN} Kc6 44. Ne3 b5 45. Kd2 f5 46. Be5 Ng6 47. Bb8 Nhf4 48. Kc2 ({Better is} 48. f3 $11) 48... Kb7 49. Bd6 Ne2 50. Kd3 Ngf4+ 51. Bxf4 Nxf4+ $17 {KN-KN} 52. Kd2 $1 Kc6 (52... g4 $5 53. hxg4 (53. axb5 $2 Nxg2 54. Nf1 gxh3 $19) 53... Nxg2 $15) 53. Kc3 $2 {[%mdl 8192] Loses the game.} ({White should try} 53. f3 $1 $15) 53... g4 54. hxg4 Nxg2 55. Nf1 $2 ({Wrong is} 55. Nxg2 $2 b4+ 56. Kd2 h3 $19) (55. g5 Nf4 56. Kd2) 55... fxg4 $19 56. Nh2 bxa4 57. bxa4 {[#]} Ne3 $1 {[%mdl 512]} 58. Kd3 {[#]} (58. fxe3 g3) 58... g3 $1 59. fxg3 hxg3 60. Nf3 Nd1 61. Kc2 {[#] Cut Off at move 61} Nf2 $1 62. Ne1 Kd5 63. Kc3 Nd1+ 64. Kc2 {[#]} Ne3+ $1 {Black mates.} 65. Kd3 g2 66. Nf3 Nf5 67. Ng1 Nxd4 68. Ke3 Kc4 69. Kf2 Kb4 70. Kxg2 Kxa4 71. Kf2 Kb3 72. Ke3 e5 73. Nh3 a4 {[%cal Ba5a4,Ba4a3,Ba3a2][%mdl 32]} 74. Nf2 a3 75. Nd3 a2 {Weighted Error Value: White=0.47/Black=0.08} 0-1

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.20"]
[Round "2.4"]
[White "Ju, Wenjun"]
[Black "Lu, Shanglei"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2560"]
[BlackElo "2615"]
[Annotator "ChessBase"]
[PlyCount "75"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:02]} 3. Nc3 {[%emt 0:00:00]} d5 {[%emt 0:00:05]} 4. cxd5 {[%emt 0:00:00]} exd5 {[%emt 0:00:34]} 5. Bg5 {[%emt 0:00:07]} c6 {[%emt 0:00:06]} 6. e3 {[%emt 0:00:15]} h6 {[%emt 0:09:14]} 7. Bh4 {[%emt 0:00:04]} Be6 {[%emt 0:01:37]} 8. Bd3 {[%emt 0:01:05]} Nbd7 {[%emt 0:00:41]} 9. Nge2 {[%emt 0:07:11]} Bd6 {[%emt 0:05:19]} 10. Bg3 {[%emt 0:04:16]} Qe7 {[%emt 0:05:07]} 11. O-O {[%emt 0:03:27]} Bxg3 {[%emt 0:04:10]} 12. Nxg3 {[%emt 0:00:05]} O-O {[%emt 0:00:09]} 13. Rc1 {[%emt 0:07:42]} Nb6 {[%emt 0:01:38]} 14. a3 {[%emt 0:02:25]} Rfc8 {[%emt 0:08:11]} 15. h3 {[%emt 0:11:09]} Rc7 {[%emt 0:10:30]} 16. Qf3 {[%emt 0:02:08]} Re8 {[%emt 0:02:36]} 17. Rfe1 {[%emt 0:01:32]} Qd8 {[%emt 0:03:29]} 18. Qf4 {[%emt 0:12:37]} Rce7 {[%emt 0:02:39]} 19. h4 {[%emt 0:00:27]} Nc8 {[%emt 0:05:42]} 20. f3 {[%emt 0:00:35]} Kf8 {[%emt 0:09:21]} 21. Na4 {[%emt 0:08:46]} Qd6 {[%emt 0:01:37]} 22. Qxd6 {[%emt 0:02:02]} Nxd6 {[%emt 0:00:05]} 23. Kf2 {[%emt 0:00:04]} h5 {[%emt 0:01:23]} 24. Nc5 {[%emt 0:01:57]} g6 {[%emt 0:00:29]} 25. a4 {[%emt 0:00:19]} Bc8 {[%emt 0:02:54]} 26. a5 {[%emt 0:00:52]} a6 {[%emt 0:03:52]} 27. e4 {[%emt 0:03:56]} dxe4 {[%emt 0:00:25]} 28. fxe4 {[%emt 0:00:45]} Ng4+ {[%emt 0:01:33]} 29. Kg1 {[%emt 0:02:28]} Kg7 {[%emt 0:04:09]} 30. Rf1 {[%emt 0:03:50]} Rd8 {[%emt 0:02:53]} 31. Be2 {[%emt 0:03:35]} Nb5 {[%emt 0:02:50]} 32. Bxb5 {[%emt 0:00:12]} axb5 {[%emt 0:00:04]} 33. Rfd1 {[%emt 0:00:06]} Ne3 {[%emt 0:00:47]} 34. Rd3 {[%emt 0:00:04]} Nc4 {[%emt 0:00:04]} 35. b4 {[%emt 0:00:10]} Bg4 {[%emt 0:01:37]} 36. Rf1 {[%emt 0:03:35]} Nb2 {[%emt 0:03:16]} 37. Rd2 {[%emt 0:00:06]} Nc4 {[%emt 0:00:07]} 38. Rd3 {[%emt 0:00:02]} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.20"]
[Round "2.5"]
[White "Huang, Renjie"]
[Black "Wei, Yi"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2422"]
[BlackElo "2732"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,74,0,16,-14,-11,-27,-25,-36,-10,-35,-31,-39,-33,-26,-21,-56,-62,-63,-58,-89,-93,-122,-121,-126,-120,-113,-107,-190,-132,-176,-169,-168,-164,-206,-181,-228,-161,-201,-164,-177,-129,-189,-181,-225,-168,-159,-158,-150,-133,-370,-281,-322,-316,-297,-227,-910,-914,-29988,-29989,-29989,-29990,-29990,-29991]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 e5 6. d3 Nge7 7. Be3 d6 8. Qd2 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} Bg4 9. Ne1 O-O 10. Na3 {[#] Black has an edge.} b6 $146 ({Predecessor:} 10... a6 11. Ba4 Be6 12. Nf3 b5 13. Bd1 Rc8 14. Re1 Qc7 15. Bh6 Bxh6 16. Qxh6 f6 {½-½ (51) Csoke,K (2295)-Turzo,A (2265) Hungary 1995}) 11. h3 Be6 12. Bh6 d5 13. Bxg7 Kxg7 14. Qe2 Qc7 15. Nf3 f6 16. Bxc6 Qxc6 17. b3 g5 18. Kh2 Ng6 19. Ng1 Rad8 20. g3 {[#]} (20. Rad1 $17) 20... Rd6 ({Better is} 20... h5 $1 $19 {[%mdl 512]} 21. c4 (21. Qxh5 g4) 21... d4) 21. exd5 Rxd5 22. Rad1 Rfd8 23. c4 R5d7 24. Rd2 a6 25. Nc2 Rd6 $40 {[%mdl 128] Black is out for blood.} 26. Rfd1 Qd7 27. Ne3 {[#]} (27. Qh5 $17 {is a better defense.}) 27... h5 $1 $19 {[%mdl 512]} 28. Qf3 (28. Qxh5 g4) 28... f5 29. Qxh5 Rh8 30. Qxg5 {[#] Strongly threatening Nf3.} f4 $1 31. gxf4 $2 {Loses the game.} (31. h4 $17 {was forced.} fxe3 32. Qxe3) 31... exf4 {[%cal Re6h3]} 32. Ng2 Bxh3 33. Nxf4 {[%cal Rg1h3]} Bg4+ 34. Kg2 $2 (34. Kg3 Bxd1 35. Rxd1) 34... Rf6 {[%cal Bd6f6,Bf6f5,Bf5e5][%mdl 32]} 35. Nd5 Bh3+ {Black mates.} 36. Kg3 Rf5 37. Qe3 Re5 {Weighted Error Value: White=0.58/Black=0.15} 0-1

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.20"]
[Round "2.6"]
[White "Lin, Yi"]
[Black "Bai, Jinshi"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2408"]
[BlackElo "2618"]
[Annotator "ChessBase"]
[PlyCount "36"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:00:01]} 3. Nc3 {[%emt 0:00:00]} d5 {[%emt 0:00:04]} 4. cxd5 {[%emt 0:00:01]} Nxd5 {[%emt 0:00:06]} 5. e4 {[%emt 0:00:06]} Nxc3 {[%emt 0:00:07]} 6. bxc3 {[%emt 0:00:06]} Bg7 {[%emt 0:00:17]} 7. Nf3 {[%emt 0:00:08]} c5 {[%emt 0:00:58]} 8. Rb1 {[%emt 0:00:09]} O-O {[%emt 0:02:55]} 9. Be2 {[%emt 0:00:12]} cxd4 {[%emt 0:02:51]} 10. cxd4 {[%emt 0:00:07]} Qa5+ {[%emt 0:00:05]} 11. Bd2 {[%emt 0:00:12]} Qxa2 {[%emt 0:00:08]} 12. O-O {[%emt 0:00:22]} Bg4 {[%emt 0:00:17]} 13. Bg5 {[%emt 0:00:14]} h6 {[%emt 0:02:06]} 14. Be3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:51]} 15. Ra1 {[%emt 0:02:56]} Qb2 {[%emt 0:01:19]} 16. Rb1 {[%emt 0:00:06]} Qa2 {[%emt 0:00:14]} 17. Ra1 {[%emt 0:00:24]} Qb2 {[%emt 0:01:19]} 18. Rb1 {[%emt 0:00:05]} Qa2 {[%emt 0:09:54]} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.21"]
[Round "3.1"]
[White "Bai, Jinshi"]
[Black "Xu, Xiangyu"]
[Result "1/2-1/2"]
[ECO "D26"]
[WhiteElo "2618"]
[BlackElo "2573"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,64,10,18,10,19,15,16,14,17,12,16,16,10,15,16,15,27,25,27,22,22,10,11,15,15,15,15,16,18,13,15,0,0,-5,8,0,0,0,8,0,6,6,6,6,12,6,6,6,7,8,22]} 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O Nc6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. a3 {D26: Queen's Gambit Accepted: 4 e3 e6 5 Bxc5 c5 sidelines.} O-O 10. b4 Be7 11. Bb2 b6 12. Nc3 Bb7 13. Be2 Rfd8 14. Nd2 {[#]} Ne8 $146 ({Predecessor:} 14... Ne5 15. Nb5 Ned7 16. Bf3 Bxf3 17. Nxf3 Nd5 18. Nfd4 Bf6 19. e4 Nf4 20. Nc6 Bxb2 {1-0 (55) Splichal,J (1950)-Jezek,O (1770) ICCF email 2016}) 15. Nc4 Bf6 16. Nb5 Ba6 17. Bxf6 gxf6 {The position is equal.} 18. Nb2 Kf8 19. Kf1 Rac8 20. Rac1 Rxd1+ 21. Nxd1 f5 22. Ke1 Bb7 23. g3 a6 24. Nbc3 Ne7 25. Kd2 Rd8+ 26. Ke1 Rc8 27. Na2 Rxc1 (27... Rb8 {looks sharper.} 28. Ndc3 a5 29. bxa5 bxa5 30. Rb1 Nd6) 28. Nxc1 Nd5 29. Kd2 Nd6 30. f3 Ke7 31. Nc3 Nxc3 32. Kxc3 f6 {An uneventful encounter.  Weighted Error Value: White=0.03/Black=0.01} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.21"]
[Round "3.2"]
[White "Wei, Yi"]
[Black "Lin, Yi"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2732"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,87,26,28,23,30,25,46,31,27,17,12,22,24,17,18,14,41,32,34,37,41,32,37,31,62,59,77,52,53,58,65,65,58,31,31,31,48,31,85,74,83,83,89,81,165,158,238,236,239,239,414,391,469,346,487,481,802,775,798,791,777,754,720,757,741,741,725,727,716,685,658,659,635,572,1025,927,1495,1528,1592,1562]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. h4 Bg7 6. e4 {A16: English Opening: 1...Nf6 with ...d5.} Nxc3 7. dxc3 Qxd1+ 8. Kxd1 {White is slightly better.} Nd7 9. Bc4 Nc5 10. Re1 Bd7 11. Kc2 {[#]} Bc6 $146 ({Predecessor:} 11... a5 12. Bf4 b5 13. Bf1 O-O 14. Ne5 Be8 15. Rad1 b4 16. Bc4 bxc3 17. bxc3 Ba4+ {½-½ (49) Bu,X (2719)-Gao,R (2552) China 2016}) 12. Ng5 f6 13. Ne6 $1 {[%cal Re6c5]} Nxe6 14. Bxe6 Bd7 15. Bxd7+ (15. Bc4 {seems wilder.} a5 16. Be3 b5 17. Bd3 e6 18. h5) 15... Kxd7 16. Rd1+ Ke6 17. Bf4 c6 18. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Rhd8 19. a5 a6 20. Kb3 Rd7 21. Kc4 Rad8 22. Rxd7 Kxd7 $14 {[%mdl 4096] Endgame KRB-KRB} 23. h5 Kc8 (23... e5 $14 24. Be3 Ke6) 24. Rh1 {Black is now going downhill.} g5 25. h6 Bf8 26. Be3 e5 {[#]} (26... Rd7 $16) 27. Rh3 $1 $18 Be7 {[#]} (27... Kd7 $16) 28. Bc5 $1 {[%cal Rc5e7]} Bxc5 29. Kxc5 {KR-KR} Kc7 $2 (29... Rg8 30. Kd6 Rg6) 30. Rf3 Rd6 31. g4 Re6 (31... Kd7 {might work better.} 32. Kb6 Kc8) 32. Rd3 {White is clearly winning.} Re8 (32... f5 $142 33. exf5 Rxh6) 33. Rd6 Rf8 34. c4 Rf7 35. b3 Rf8 36. b4 Rf7 37. b5 cxb5 38. cxb5 axb5 39. Rb6 Kd8 40. Kxb5 Ke8 41. Rd6 Ke7 42. Rd5 Ke8 43. Kb6 Re7 44. Ka7 {Weighted Error Value: White=0.09/Black=0.30} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.21"]
[Round "3.3"]
[White "Lu, Shanglei"]
[Black "Huang, Renjie"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2615"]
[BlackElo "2422"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,81,44,53,44,55,30,29,30,29,29,34,37,70,65,241,248,235,235,249,229,235,225,294,291,282,276,287,283,384,376,362,280,381,388,376,389,388,393,504,468,749,761,856,823,2752,2593,2406,2482,2117,1813,29936,6087,29975,29976,29976,29976,29976,29977,29977,29978,29978,29978]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. f3 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd2 Be6 11. Rc1 Qa5 12. b3 {B36: Sicilian: Maroczy Bind: Gurgenidze System.} Rfc8 13. Bd3 a6 14. Ne2 {[%cal Bc3e2,Be2f4,Bf4e6,Be6c7][%mdl 32] White has an edge.} Qxd2+ 15. Kxd2 b5 16. Nf4 bxc4 17. Nxe6 cxd3 $2 {[#]} (17... fxe6 $14 18. Rxc4 Rxc4 19. Bxc4 d5) 18. Nc7 $1 $18 Rab8 19. Nxa6 {[#]} Ra8 $146 ({Predecessor:} 19... Rxc1 20. Rxc1 Ra8 21. Rc6 Nd7 22. a4 f5 23. exf5 gxf5 24. f4 d5 25. Nc7 Rb8 {1-0 (42) Shyam Prasad Reddy,K (2252)-Namini,A (2229) Djenovici 2019}) 20. Rxc8+ Rxc8 {[#]} 21. Rc1 $1 {[%cal Rc1c8]} ({Don't take} 21. Kxd3 $6 d5 $16) 21... Rxc1 22. Kxc1 {[%mdl 4096] Endgame KBN-KBN} d5 23. exd5 Nxd5 24. Kd2 f5 25. Kxd3 Kf7 26. a4 Ke6 27. Bd2 Kd6 28. b4 Be5 29. g3 h5 30. b5 h4 (30... f4 $142 31. Be1 Nb6) 31. f4 Bf6 32. Nb4 h3 33. Nxd5 Kxd5 {KB-KB} 34. Bc3 e5 35. b6 e4+ 36. Kc2 Bd8 37. b7 {White mates.} Bc7 {[#]} 38. Be5 $1 {[%mdl 512]} Kc6 (38... Bxe5 39. fxe5) 39. b8=Q {[%mdl 64] X-Ray Attack} Bxb8 40. Bxb8 Kc5 41. Kc3 {Black got outplayed after the opening.  Weighted Error Value: White=0.09/Black=0.78} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.21"]
[Round "3.4"]
[White "Xu, Yinglun"]
[Black "Ju, Wenjun"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2554"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,73,21,0,9,-29,-25,-25,-24,-25,-27,-14,-5,-16,-17,-19,0,0,0,0,0,0,0,0,27,0,11,4,35,26,74,72,72,80,80,68,80,79,108,101,160,126,125,112,110,110,155,146,331,320,496,491,483,488,556,334]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O Be7 8. d3 O-O 9. Be3 Re8 10. Rc1 Bf8 11. Ne4 {11.Bg5 injects fresh life into this line.} Nd4 {A29: English Opening: Four Knights Variation with 4 g3.} 12. Bxd4 exd4 13. Qd2 c6 {Black has an edge.} 14. Nc5 {[#]} g6 $146 ({Predecessor:} 14... Bxc5 15. Rxc5 Qd6 16. Rc2 Be6 17. Qa5 Bd5 18. b4 Nd7 19. Ng5 Bxg2 20. Kxg2 Re5 {½-½ (59) Wang,Y (2723)-Vachier Lagrave,M (2745) Beijing 2013}) 15. b4 Bg7 16. Rfe1 Nd5 17. Nb3 Ne7 18. a4 Nf5 19. Rb1 Rb8 20. b5 cxb5 21. axb5 Be6 22. Qb4 Bd5 23. Bh3 Bxf3 24. exf3 Ne7 25. Qc4 Nc8 26. Rxe8+ Qxe8 27. Nc5 {[%cal Bb3c5,Bc5b7,Bb7a5,Ba5c6,Bc6e7][%mdl 32]} ({Much weaker is} 27. Nxd4 $6 Nb6 $11) 27... Nb6 28. Qa2 Ra8 29. Nxb7 {Strongly threatening Nd6.} Qe7 ({Black should play} 29... Bf8) 30. Na5 a6 31. bxa6 {[%mdl 64] Discovered Attack} Rxa6 {[#]} 32. Nc6 $1 {[%mdl 64] Discovered Attack} Qb7 33. Qc2 {Bc8! is the strong threat.} Ra8 $2 {Loses the game.} (33... Bf6 $16 34. f4 Kg7) 34. f4 $18 Qa6 (34... Re8 $142 35. Ne5 Bxe5) 35. Ne7+ {White is clearly winning.} Kh8 36. Qc6 Bf8 37. Qf6+ {[%mdl 64] Double Attack.  Weighted Error Value: White=0.05/Black=0.28} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.21"]
[Round "3.5"]
[White "Zhao, Jun"]
[Black "Zhang, Rui"]
[Result "1-0"]
[ECO "D93"]
[WhiteElo "2638"]
[BlackElo "1658"]
[Annotator "TA"]
[PlyCount "185"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,185,20,20,32,0,52,10,19,19,19,19,19,19,19,16,23,16,24,13,11,14,20,0,13,0,0,0,0,0,0,0,0,-11,-14,-14,0,-14,0,-14,-7,-14,0,-14,-14,-14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,29,29,29,29,29,29,29,29,29,29,36,29,111,97,108,94,102,99,102,102,254,254,254,254,254,254,210,113,113,113,708,665,729,652,1008,1000,989,816,956,929,850,814,1284,1261,1364,1364,29970,29970,6109,2650,29979,29980,29980,29981,29981,29982,29984,29985,29985,29986,29986,29987,29986,29987]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. Bf4 Bg7 6. e3 Bf5 7. Qb3 Qb6 8. Nc3 {[%cal Bb1c3,Bc3e2,Be2d4][%mdl 32]} O-O 9. c5 Qxb3 10. axb3 Nbd7 11. h3 Ne4 {D93: Grünfeld: 4 Nf3 Bg7 5 Bf4 0-0 6 e3.} 12. b4 (12. g4 $5 {[%cal Rg4f5]} Be6 13. Bd3 $11) 12... Rfe8 {[#]} (12... Nxc3 $11 13. bxc3 a6) 13. Ne2 $146 (13. g4 {keeps more tension.} Nxc3 14. gxf5 Ne4 15. Rg1 Kh8 16. b5) ({Predecessor:} 13. Ra3 e5 14. Nxe5 Nxe5 15. Bxe5 Bxe5 16. dxe5 Nxc3 17. bxc3 Rxe5 18. Be2 a6 19. Kd2 {1-0 (41) Shimanov,A (2550)-Sitnikov,D (2470) Olginka 2011}) 13... e5 {The position is equal.} 14. Nxe5 Nxe5 15. Bxe5 Bxe5 16. dxe5 Rxe5 17. Nd4 a6 18. g4 Bd7 19. Bd3 Rae8 20. Rg1 Kh8 (20... h6 {looks sharper.} 21. Rg2 Kg7 22. O-O-O Nf6 23. Kc2 Rh8) 21. Rd1 h6 (21... h5 {seems wilder.} 22. Nf3 R5e6 23. gxh5 Rf6 24. Ke2 gxh5 25. Rh1 Kg7) 22. Bxe4 (22. Rg2 {with more complications.} Kg7 23. Ke2 Bc8 24. Bc2 R5e7 25. Rgg1) 22... Rxe4 23. Kd2 Bc8 24. Rg3 Kg7 25. Rdg1 Rh8 26. Kc3 h5 27. R3g2 Kf8 28. Kd3 Kg7 29. Rg3 Re5 30. R3g2 Re4 31. f3 Re5 32. Re2 hxg4 33. hxg4 Rh3 34. Rgg2 Rh1 35. Rh2 Rxh2 36. Rxh2 $11 {[%mdl 4096] Endgame KRB-KRN} f6 37. Ne2 Re7 38. Nf4 Re8 39. Kd4 Re7 40. Ne2 Re8 41. Nc3 Rd8 42. Rg2 Kf7 43. g5 Bf5 44. gxf6 Kxf6 45. Rh2 Kg7 46. Ne2 Rd7 47. Kc3 Re7 48. Kd2 Re8 49. Nd4 Re7 50. Re2 Kf6 51. Rh2 Kg7 52. Ke2 Re8 53. Kf2 Re7 54. Rh1 Re8 55. Ke2 Re7 56. Kd2 Re8 57. Ne2 Re7 58. Ng3 Re8 59. Rh4 Kf6 60. Rh7 Re7 61. Rh8 {Cut Off at move 61} Bb1 62. Ne2 Bf5 63. Nd4 Rf7 64. Ke2 Rc7 65. Kf2 Kg7 66. Rd8 Kf7 67. Kg3 Bc8 (67... Kf6 $11 {remains equal.}) 68. Kf4 Kf6 69. Rd6+ Kf7 70. Kg5 Re7 71. Rd8 $1 {[%cal Rd8c8]} ({Of course not} 71. Rxg6 $6 Rxe3 72. Rh6 Kg7 $11) 71... Re5+ $2 (71... Bf5 $16 {is a better defense.}) 72. Kf4 $18 Re8 73. Rxe8 Kxe8 {KB-KN} 74. Ke5 $1 Ke7 {[#]} 75. f4 ({White should try} 75. Nb3 $1 $18) 75... Bg4 {[#]} 76. Nb3 $1 Kd7 $2 {[%mdl 8192]} (76... Bh3 $16) 77. Kf6 Bf5 78. Nd4 Be4 79. Ne6 Ke8 80. Ng5 Bc2 81. Nf7 Kd7 82. Ne5+ Kc7 83. Nxg6 b6 84. Nf8 a5 85. Ne6+ Kb7 86. bxa5 bxa5 87. Nd4 {White mates.} Be4 88. Ke7 a4 89. f5 Ka6 90. f6 Bg6 91. Nxc6 Kb5 92. Ne5 Bh5 93. c6 {Weighted Error Value: White=0.04/Black=0.04} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.21"]
[Round "3.6"]
[White "Yu, Yangyi"]
[Black "Wen, Yang"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2709"]
[BlackElo "2594"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,69,13,18,0,-2,-7,0,0,0,-17,0,0,0,0,15,13,111,130,128,89,101,50,114,60,62,62,117,118,235,166,160,158,173,156,184,187,191,180,208,179,187,167,166,176,411,396,611,622,617,577,559,574,566,546,533,516,625,622,669,585,613,578]} 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 d4 5. d3 c5 6. e4 {A13: English Opening: 1...e6.} Nc6 7. e5 Nd7 8. Qe2 {The position is equal.} Be7 9. h4 b6 10. Bf4 Bb7 11. Nbd2 {[#]} Nf8 $146 ({Predecessor:} 11... Qc7 12. O-O-O O-O-O 13. Rde1 h6 14. h5 a6 15. Kb1 Kb8 16. g4 Ka7 17. Bg3 Rde8 {0-1 (53) Kunte,A (2455)-Reefat,B (2354) Dhaka 1999}) 12. h5 g5 (12... Nd7 $11 {keeps the balance.}) 13. hxg6 $1 $16 Nxg6 14. Rh5 Qc7 {[#]} 15. O-O-O (15. Bh6 $1 $16) 15... O-O-O {[#]} ({Black should play} 15... Nxf4 $14 16. gxf4 O-O-O) 16. Ne4 (16. Bh6 $1 $16) 16... Nxf4 $14 17. gxf4 b5 {White leaves nothing to chance now.} (17... h6 $14) 18. Nfd2 $16 ({Much less strong is} 18. cxb5 Nb4 $11) 18... Ba6 (18... Kb8 $16) 19. Kb1 bxc4 20. Nxc4 Bxc4 21. dxc4 d3 22. Rxd3 Rxd3 23. Qxd3 Rd8 24. Qb3 Nd4 25. Qa4 Rg8 26. Ng3 ({And not} 26. Rxh7 Rxg2 27. Qa6+ Kb8 $11) 26... Rg4 $2 (26... Rh8 {was necessary.} 27. Qd1 h6) 27. Rxh7 $18 Rxf4 (27... Rg8 $142 28. Rxf7 a5) 28. Rh8+ {White is clearly winning.} Bd8 29. Ne4 Rxe4 30. Bxe4 {Hoping for Rf8.} Qxe5 31. Qa6+ Kd7 32. Qxa7+ Bc7 33. Qa8 {Qe8+ would kill now.} Qg5 {[%cal Rg5g1]} 34. Qe8+ Kd6 {[%cal Rg5g1]} 35. Qf8+ {Weighted Error Value: White=0.18/Black=0.42} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.22"]
[Round "4.1"]
[White "Xu, Xiangyu"]
[Black "Wen, Yang"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2573"]
[BlackElo "2594"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,73,22,19,12,20,15,23,16,16,14,31,24,30,-15,-8,-62,-42,-60,-65,-198,-191,-343,-327,-367,-388,-389,-396,-407,-406,-393,-405,-403,-396,-405,-410,-389,-404,-365,-41,-100,-118,-156,89,86,135,140,245,236,331,312,316,304,522,452,584,581,686,677,941,947,1031,844]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Bd6 7. Bd3 O-O 8. Qc2 {D35: Queen's Gambit Declined: Exchange Variation.} h6 9. Bh4 Re8 10. Nge2 {White has an edge.} a5 11. h3 Na6 12. a3 Nc7 {[#]} 13. a4 $1 $146 {[%mdl 8] An important novelty.} ({Predecessor:} 13. g4 Be7 14. Rg1 b5 15. g5 Nh5 16. g6 Bxh4 17. gxf7+ Kxf7 18. Bg6+ Kg8 19. Bxh5 {½-½ (54) Petrosyan,M (2628)-Matlakov,M (2685) Lichess.org INT 2020}) 13... Bd7 14. g4 ({Better is} 14. O-O $11) 14... Rc8 15. Rg1 Ne6 16. O-O-O {[#]} ({White should play} 16. Kf1 $15) 16... b5 $1 $19 {[%cal Bb7b5,Bb5b4][%mdl 544]} 17. Ng3 $2 (17. Bxf6 {keeps fighting.} Qxf6 18. axb5) (17. axb5 cxb5) 17... b4 18. Nf5 Bf8 19. g5 hxg5 20. f4 g6 21. fxg5 Nh5 (21... bxc3 22. gxf6 Kh8 23. Ne7 $16) 22. Qf2 bxc3 23. Nh6+ Bxh6 24. gxh6 Qb6 $1 (24... cxb2+ 25. Kb1 $17) 25. bxc3 {aiming for Bxg6!} Nf8 $2 (25... Rb8 $19 26. Qc2 Nf8) 26. Rdf1 $15 Be6 $1 {Hoping for ...Rb8.} (26... Bxh3 27. Qxf7+ Kh8 28. Bf6+ Nxf6 29. Qg7#) 27. Qe2 Qb3 $2 (27... Bxh3 28. Qxh5 Kh8 29. Rxf7 $18) (27... Rb8 $17 28. Qxh5 Qb2+ {[%mdl 64] Double Attack} 29. Kd1 Kh7) 28. Kd2 $1 $16 {[%mdl 1024] Strongly threatening Qxh5. White has strong compensation.} Kh7 {Threatens to win with ...Qa2+.} 29. Bc2 $1 {[%cal Rc2b3]} Qa2 (29... Qb8 $16 {is a better defense.} 30. Qxh5 Qh2+ 31. Bf2 Rb8) 30. Ra1 $18 Nf4 (30... Qc4 $142) 31. Qh2 ({Stronger than} 31. Rxa2 Nxe2 32. Kxe2 Rb8 $11) ({Not} 31. exf4 Qxc2+ 32. Kxc2 Bf5+ 33. Kd2 Rxe2+ 34. Kxe2 Ne6 $16) 31... Qb2 {[#] And now ...Bf5 would win.} 32. Rgb1 $1 {[%cal Rb1b2] [#]} Qxc2+ $2 (32... Nd3 $1 {[%mdl 512]} 33. Rxb2 (33. Kxd3 Bf5+) 33... Nxb2) 33. Kxc2 {White is clearly winning.} Bf5+ 34. Kd2 Bxb1 35. Rxb1 N4e6 36. Rb7 g5 37. Rxf7+ {Weighted Error Value: White=0.19/Black=0.55} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.22"]
[Round "4.2"]
[White "Zhang, Rui"]
[Black "Yu, Yangyi"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1658"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,98,40,11,8,14,9,0,0,-7,7,10,32,4,6,9,2,4,0,0,0,0,4,-20,0,5,21,-8,12,-12,-21,-17,0,0,0,0,0,-19,-23,-76,-76,-81,-76,-83,-41,-89,-74,-76,-13,-156,-54,-78,-47,-214,-190,-183,-211,-236,-236,-236,-236,-236,-236,-236,-236,-379,-271,-271,-271,-464,-445,-387,-264,-255,-253,-6896,-6570,-29970,-29973,-29973,-1419,-29975,-29977,-29977,-29978,-29978,-29979,-29981,-29982,-29982,-29983]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Be3 Bd6 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} 7. Bd3 Na6 $5 {[%mdl 4] [#] A promising side line.} 8. Ne2 $146 ({Predecessor:} 8. a3 Nc7 9. c4 O-O 10. Ne2 Re8 11. Qc2 g6 12. h4 f5 13. Bg5 Be7 14. Bxe7 Qxe7 {0-1 (48) Lentjes,N (2239)-Lizak,P (2454) Schwarzach 2016}) 8... Nb4 {The position is equal.} 9. O-O Bg4 10. h3 Bh5 11. Qd2 Nxd3 12. Qxd3 Bg6 13. Qd2 O-O 14. Bf4 Re8 {aiming for ...Rxe2!} 15. Bxd6 Qxd6 16. Ng3 c5 17. d5 b5 18. f4 Be4 (18... h5 {is more complex.} 19. h4 Be4 20. Rfe1 f5 21. Rad1 g6) 19. Nxe4 Rxe4 20. c3 g6 21. Rae1 Rae8 22. Rxe4 Rxe4 $11 {[%mdl 4096] Endgame KQR-KQR} 23. Qd3 f5 24. b3 (24. Qxb5 $11 Qxd5 25. Qb8+ Kg7 26. Qxa7) 24... c4 $17 25. Qd2 a5 26. Kh1 h5 27. Rf3 h4 28. Rf1 Kf8 (28... cxb3 $17 29. axb3 a4) 29. Rf2 (29. bxc4 $11 bxc4 30. Kh2) 29... Kg7 (29... cxb3 $1 $17 30. axb3 a4 31. bxa4 bxa4) 30. Rf1 Kg8 31. Rf2 $2 {This costs White the game.} (31. bxc4 $15 Rxc4 32. Qd3) 31... cxb3 $1 $19 32. axb3 a4 33. bxa4 bxa4 {[%cal Bb5a4,Ba4a3][%mdl 32]} 34. Rf1 a3 35. Rc1 Rc4 36. Qa2 Rxf4 ({Don't take} 36... Qxd5 37. Qxa3 Rxf4 38. Qb2) 37. c4 (37. Rd1 $142) 37... Rd4 38. c5 Qxd5 39. Qxa3 $2 {[#]} (39. Qxd5 {was the only defense.} Rxd5 40. c6) 39... Rd3 $1 {[%cal Rd3a3]} 40. Qb2 Rd2 {[%csl Gd2][%cal Rd5g2]} 41. Qb8+ Kg7 {[%csl Gd2][%cal Rd5g2]} 42. Qh2 $2 (42. Rg1) 42... Rd1+ 43. Rxd1 Qxd1+ 44. Qg1 {[#]} Qxg1+ $1 45. Kxg1 {KP-KP} Kf6 {Black mates.} 46. Kf2 Ke5 47. Kf3 Kd5 48. g4 hxg3 49. Kxg3 Kxc5 {Accuracy: White = 55%, Black = 75%.} 0-1

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.22"]
[Round "4.3"]
[White "Ju, Wenjun"]
[Black "Zhao, Jun"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2560"]
[BlackElo "2638"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,110,23,24,16,31,11,40,12,18,1,-6,-6,18,25,25,18,53,0,0,-36,-37,-26,-25,-43,-28,-48,-53,-57,14,13,39,39,45,38,59,48,60,47,136,-129,147,91,166,56,142,142,129,97,97,97,124,123,135,132,120,112,118,112,124,109,114,87,91,73,97,33,44,0,0,0,42,42,60,0,0,0,0,0,0,-4,-8,-99,-80,-77,-16,-18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bg6 7. Be2 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5.} Nbd7 8. g3 Bd6 9. Nxg6 {White is slightly better.} hxg6 10. Qc2 Qe7 11. Bd2 a6 12. c5 Bc7 13. f4 {[#]} Ba5 $146 ({Predecessor:} 13... g5 14. O-O gxf4 15. exf4 b6 16. b4 a5 17. a3 O-O 18. Kg2 Rfb8 19. Bd3 Nf8 {1-0 (53) Hambleton,A (2501)-Smith,D (2070) chess.com INT 2018}) 14. Nb1 (14. O-O $14) 14... Bc7 $11 15. Bf3 g5 16. Nc3 gxf4 17. exf4 b6 18. b4 a5 19. Na4 axb4 (19... O-O $15) 20. cxb6 Bd6 21. Qxc6 O-O 22. O-O Rfb8 23. Rfc1 Qf8 24. Be2 $36 {[%mdl 2048] White has good play.} Be7 (24... Qe7 $1 $14) 25. Rab1 $2 {[%mdl 8192] [#]} (25. b7 $16 {keeps the pressure on.} Ra7 26. Ba6) 25... g6 $2 {[%mdl 8192] [#]} (25... Nxb6 $1 $17 26. Nxb6 Rxa2) 26. Be1 (26. b7 $142 $1 {[%cal Rb7a8]} Ra7 27. Ba6) 26... Kg7 (26... Kh7 $16 {was called for.} 27. Bf1 Qh8) 27. Bf1 (27. b7 $18 Ra7 28. Ba6) 27... Rxa4 ({Black should play} 27... Qh8 $14) 28. Qxa4 $16 {[%cal Re1b4]} Nxb6 29. Qa7 Nc4 30. Bxc4 Ra8 31. Qb7 Rb8 32. Qc6 dxc4 33. Qxc4 Nd5 34. Qe2 Ra8 35. Rc2 Bf6 36. Qe4 Ra4 37. Rd1 Qa8 38. Qe2 (38. Rdd2 $16) 38... Qa7 $14 39. Kh1 Qa8 {White must now prevent ...Nxf4+.} 40. Kg1 Qa7 41. Rd3 Nc3 42. Rcxc3 ({Better is} 42. Qe3 $14) 42... bxc3 $11 ({But not} 42... Bxd4+ $2 43. Rxd4 Qxd4+ 44. Qe3 $18) 43. Bxc3 Rxa2 44. Rd2 Ra3 45. Bb2 Rb3 {And now ...Rxb2! would win.} 46. Kf1 (46. Rd3 $11 Rb5 47. Qc2) 46... Qb7 $17 {[%mdl 1024] Black has strong compensation.} 47. Qg2 Rf3+ (47... Qa6+ $17 48. Qe2 Qa8) 48. Kg1 $11 {Strongly threatening Rd3!The position is equal.} Qe4 {( -> ...Qe1+)} 49. Rf2 $1 Qe1+ 50. Qf1 Qe3 51. Kg2 Rxf2+ 52. Qxf2 Qe4+ 53. Qf3 Qc2+ 54. Qf2 Qe4+ 55. Qf3 Qc2+ {Weighted Error Value: White=0.28/Black=0.22} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.22"]
[Round "4.4"]
[White "Huang, Renjie"]
[Black "Xu, Yinglun"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2422"]
[BlackElo "2554"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,40,3,0,6,-7,0,-12,0,0,-8,-6,-10,-10,0,-15,-10,-7,0,0,0,-11,0,0,0,-8,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Re1 e6 7. c3 Be7 8. d4 O-O $1 {[%mdl 4] outshines the older 8...cxd4. Played by Liren Ding in June 2020.} 9. e5 {The position is equal.} Ne8 {[#] 9...Nd5 is not played anymore. B52: Sicilian: Moscow Variation with 3...Bd7.} 10. dxc5 $146 ({Predecessor:} 10. Qe2 cxd4 11. cxd4 Nb6 12. Qe4 Qd7 13. Bg5 Nd5 14. Nbd2 Rc8 15. Nf1 h6 16. Bxe7 Nxe7 17. Ng3 {½-½ (34) Nakamura,H (2736)-Ding,L (2791) chess24.com INT 2020}) 10... Nxc5 11. Be3 Qc7 12. Bxc5 Qxc5 13. Nbd2 Rd8 14. Qb3 Qc7 15. Nc4 dxe5 16. Ncxe5 Bf6 17. Ng4 Be7 18. Nge5 Bf6 19. Ng4 Be7 20. Nge5 Bf6 {Not much happened in this game. Accuracy: White = 100%, Black = 100%.} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.22"]
[Round "4.5"]
[White "Lin, Yi"]
[Black "Lu, Shanglei"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2408"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,60,27,33,27,30,33,83,14,14,17,9,20,25,0,0,0,0,-6,-6,-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,9,0,0,0,0,-4,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 a6 4. Nc3 d5 5. cxd5 exd5 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4.} Be6 7. e3 h6 8. Bf4 {[#]} (8. Bxf6 $16 gxf6 9. Bd3) 8... c5 $146 ({Predecessor:} 8... Nbd7 9. h3 Be7 10. Bd3 c5 11. dxc5 Nxc5 12. O-O O-O 13. Rc1 Rc8 14. Bb1 Qd7 {½-½ (95) Ding,L (2811)-Nepomniachtchi,I (2776) chess.com INT 2019}) 9. dxc5 Bxc5 10. Bd3 Nc6 11. h3 O-O {The position is equal.} 12. O-O d4 13. exd4 Nxd4 14. Rc1 {[%cal Ba1c1,Bc1c2,Bc2d2][%mdl 32]} Rc8 15. Be5 {[#] Threatens to win with Nxd4.} Nxf3+ 16. Qxf3 Bd4 17. Bxd4 Qxd4 18. Rfd1 {And now Bh7+! would win.} Qb4 19. Rc2 Rfe8 20. Bf5 Bxf5 21. Qxf5 Rc5 22. Qf3 Rce5 23. Rcd2 Re1+ 24. Rxe1 Rxe1+ 25. Kh2 Re8 (25... Qe7 {is more complex.} 26. g3 b5 27. a3 g6 28. Re2 Rxe2 29. Nxe2 Kg7) 26. Re2 Rxe2 27. Qxe2 Qd6+ 28. Kg1 Qc6 29. Qd2 Qb6 30. b3 Qc6 {Weighted Error Value: White=0.07/Black=0.03} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.22"]
[Round "4.6"]
[White "Bai, Jinshi"]
[Black "Wei, Yi"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2618"]
[BlackElo "2732"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,39,11,11,0,8,0,0,0,0,0,0,-11,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. Be2 O-O 8. O-O b6 {The position is equal.} 9. a4 {D45: Semi-Slav: 5 e3.} a5 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Bb7 13. Rd1 Qc7 14. Bd3 {[%csl Gd3][%cal Re4h7] [#]} g6 $1 15. Qh4 {[#]} Rfe8 $146 ({Predecessor:} 15... c5 16. Ng5 Nf6 17. Be3 cxd4 18. Bxd4 Be5 19. Bf1 Bc6 20. b3 Kg7 21. Re1 Bxd4 22. Qxd4 {0-1 (56) Vitiugov,N (2722)-Moskalenko,A (2515) chess.com INT 2020}) 16. Ng5 Nf6 17. Nh3 Nd7 (17... Bxh2+ $6 18. Kf1 $16) 18. Ng5 Nf6 19. Nh3 Nd7 ({But not} 19... Bxh2+ $6 20. Kf1 $16) 20. Ng5 {An uneventful encounter.  Weighted Error Value: White=0.02/Black=0.01} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.23"]
[Round "5.1"]
[White "Wei, Yi"]
[Black "Xu, Xiangyu"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2732"]
[BlackElo "2573"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,125,41,0,4,0,21,14,23,0,0,0,0,0,0,0,34,20,20,11,29,45,35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,80,37,32,27,31,25,75,44,123,111,137,126,224,207,507,493,599,599,599,599,339,586,570,550,1179,1187,1355,1336,1775,1591,704,2372,1539,2688,5824,2873,675,2616,8075,7025,5293,6628,6116,3386,5933,2231,2071,1801,2692,711,2694,2614,2445,2518,1944,1807,1468,1208,12842,12843,12843,12843,12844,12844,12845,12844,12844,12845,12847,12847]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Nf3 Bg7 8. Be3 Bg4 9. Qa4+ Nc6 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} 10. Rc1 $5 {[%mdl 4] Hoping for d5. An interesting side line.} Bxf3 11. gxf3 e6 {The position is equal.} 12. Bb5 {aiming for d5.} (12. dxc5 {looks sharper.} O-O 13. h4 Ne5 14. Rd1 Qc7 15. Be2) 12... O-O {[%cal Rc5d4]} 13. Bxc6 bxc6 {[#]} 14. h4 $146 ({Predecessor:} 14. O-O Qh4 15. Qxc6 Rac8 16. Qd6 e5 17. dxc5 Qh3 18. Qd1 f5 19. c6 Kh8 20. Re1 {1-0 (32) Melkumyan,H (2668)-Xu,X (2582) Moscow 2019}) 14... h5 15. Kf1 Kh7 16. dxc5 Qc7 17. Kg2 Bf6 18. Rhd1 Rfd8 19. Kh3 Bxh4 20. Rd6 (20. Kxh4 {leads to mate.} Qh2+ 21. Kg5 Kg7 22. Rd7 Rxd7 23. Qd4+ Rxd4 24. Bxd4+ e5 25. Bxe5+ Qxe5+ 26. Kh4 Qh2+ 27. Kg5 f6#) 20... Be7 21. e5 Bxd6 22. cxd6 Qc8 23. Qf4 Rd7 $1 24. Qh6+ Kg8 25. Rg1 {White wants to play Qxh5.} Rb8 26. Kh2 Qf8 {...Qxh6 is the strong threat.} 27. Qxh5 Qg7 28. Qg5 Rf8 (28... Rb5 $1 $11 29. Bf4 Rc5) 29. Bd4 c5 $1 30. Bxc5 f6 $1 {[%cal Rf6g5]} 31. Qg4 $36 {[%mdl 2048] White is pushing.} Kf7 32. Qa4 Rb7 {Black is on the road to losing.} ({Black should play} 32... Kg8 $14) 33. Kg2 $16 fxe5 34. Be3 Kg8 (34... Rd8 $16) 35. Qg4 $18 Rbf7 $2 (35... Rd7 {is a better defense.}) 36. c4 {[%cal Bc3c4,Bc4c5][%mdl 32]} Rxf3 37. Qxe6+ Qf7 38. Qxf7+ R3xf7 {[%mdl 4096] Endgame KRR-KRB} 39. c5 Rd7 {White is clearly winning.} 40. Rd1 Rc8 {...Kf7 would now be nice for Black.} 41. Kf3 Kf7 42. Ke4 Ke6 43. Rd5 Rf7 44. Rxe5+ Kd7 45. Kd5 Rc6 46. Bd2 Ra6 47. a4 Rc6 48. Bc3 Rf5 {[#]} 49. f4 $1 {[%mdl 512]} Ra6 (49... Rxf4 50. Re7+) 50. Be1 Rc6 51. Ba5 Ra6 52. Bd2 Rc6 53. Kc4 (53. Be3 $142 Ra6 54. Bd4) 53... Rf7 54. Be3 Rc8 {[#]} 55. Kd5 $1 Rc6 56. Bc1 Rf5 57. Bd2 Rc8 58. Rxf5 gxf5 59. Ba5 Rc6 60. Bc7 Ra6 61. a5 Rc6 {[#]} 62. Bb6 $1 {[%mdl 512]} a6 {[#]} (62... axb6 63. axb6) 63. Bd8 $1 {[%mdl 512] Weighted Error Value: White=0.07/Black=0.29} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.23"]
[Round "5.2"]
[White "Lu, Shanglei"]
[Black "Bai, Jinshi"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "2615"]
[BlackElo "2618"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,55,22,25,22,17,15,6,11,20,9,17,10,16,14,23,14,22,-15,-6,-16,-8,0,0,0,0,1,0,0,0,0,0,0,0,0,236,227,265,253,259,135,848,829,809,783,29992,29993,29994,29995]} 1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 a5 {And now ...a4 would win.} 6. a4 {C24: Bishop's Opening: 2...Nf6.} (6. Nxe5 $2 a4 $19) 6... Bb4+ 7. c3 Bd6 8. exd5 {The position is equal.} Nxd5 (8... cxd5 9. Bg5 Be6 10. Na3 Nbd7 11. Nb5 Bb8 12. O-O O-O 13. Re1 Re8 14. Bh4 Ra6 15. Nd2 Nc5 16. Bc2 {1-0 (39) Lu,S (2620)-Bai,J (2585) China 2017}) 9. O-O O-O {[#]} 10. Bg5 $5 $146 {[%mdl 8] An interesting novelty.} ({Predecessor:} 10. Re1 Re8 11. Bg5 f6 12. Bh4 Be6 13. Nbd2 Nd7 14. Nc4 Bc7 15. d4 exd4 16. Nxd4 {0-1 (46) Nabaty,T (2692)-Fridman,D (2591) Batumi 2018}) 10... f6 11. Bh4 Kh8 12. Re1 Bg4 13. d4 exd4 14. Qxd4 Bxf3 15. gxf3 Na6 16. Nd2 Bc5 17. Qc4 Nxc3 18. bxc3 {Strongly threatening Ne4.} ({Don't play} 18. Qxc3 Bb4 $17) 18... Qxd2 19. Rad1 Qh6 20. Bg3 f5 {Threatens to win with ...f4.} 21. Re6 $36 {[%mdl 2048] White is pushing.} Qh5 $2 (21... Rf6 $1 $11) 22. Be5 $1 $18 Qg5+ ({And not} 22... Qxf3 23. Bxg7+ $1 {[%mdl 512]} Kxg7 24. Rd7+ Rf7 25. Rxf7+ Kg8 26. Re8+ $1 {[%mdl 512]} Rxe8 27. Rf8+ $1 {[%mdl 512]} Kg7 28. Qg8+ Kh6 29. Rf6+ Kh5 30. Bf7+ {[%mdl 64] Double Attack} Kh4 31. Rh6+ {[%mdl 64] Double Attack} Qh5 32. Rxh5# (32. Bxh5 $2 {loses.} Rxg8+ 33. Kf1 Rh8 $19)) 23. Kh1 Bxf2 {[#] White must now prevent ...Nc5.} 24. Qf1 (24. Qe2 $1 $18 {[%cal Re2f2]} Nc5 25. Qxf2 Nxe6 26. Bxe6) 24... Bc5 $2 {[%mdl 8192] A mistake that costs the game.} (24... Bg3 $16) 25. f4 Qh4 26. Rd3 {aiming for Rh3.} Qh5 27. Rh3 Qf7 {[#]} 28. Reh6 $1 {[%mdl 512] Weighted Error Value: White=0.07/Black=0.57} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.23"]
[Round "5.3"]
[White "Xu, Yinglun"]
[Black "Lin, Yi"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2554"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "161"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,161,25,27,31,14,29,34,54,54,54,55,67,60,47,53,75,93,74,79,120,122,123,108,108,109,115,110,114,116,129,107,107,100,117,95,97,96,102,78,79,79,79,69,79,0,109,108,101,99,92,93,100,40,78,73,80,80,80,86,104,111,115,88,138,138,138,138,138,138,145,0,145,153,153,132,135,137,149,69,138,82,82,70,75,75,76,76,86,59,134,134,134,134,134,134,134,134,134,134,134,94,94,94,94,8,80,8,80,31,31,8,8,8,8,8,8,8,8,8,8,8,8,13,13,8,8,10,11,11,11,11,11,11,11,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Bf5 7. Qf3 Bg6 8. Bxf6 Qxf6 9. Qxf6 gxf6 10. Nf3 Nd7 {D35: Queen's Gambit Declined: Exchange Variation.} 11. Nh4 Be7 12. Ne2 f5 {White is slightly better.} 13. g3 Bxh4 14. gxh4 Nf6 15. Ng3 f4 16. exf4 Nh5 17. Nxh5 Bxh5 18. Rg1 {[#]} f6 $146 ({Predecessor:} 18... Kf8 19. Bd3 Rg8 20. Rg5 Bg6 21. f5 h6 22. Rg3 Bh5 23. Kd2 Ke7 24. Ke3 Kf6 {½-½ (30) Parligras,M (2623)-Rakhmanov,A (2647) Kragujevac 2018}) 19. Rg7 Bf7 20. Bd3 Kf8 21. Rg3 ({Of course not} 21. Rxh7 $6 Rxh7 22. Bxh7 Kg7 $11) 21... Bg6 22. f5 ({Much weaker is} 22. Bxg6 hxg6 23. Rxg6 Kf7 $11) 22... Bf7 23. Kd2 Rg8 24. a4 a5 25. Re1 h5 26. h3 Re8 27. Rb1 Ra8 28. b4 axb4 29. Rxb4 Ra7 30. Be2 Be8 31. Re3 (31. Bd1 $16) 31... Bd7 (31... Rg2 $11) 32. Bxh5 $16 Rh8 33. Bg4 Rxh4 34. a5 Bc8 35. Ra3 (35. Ra4 $1 $16) 35... Rh7 36. Rb6 Ke7 37. a6 Kd6 {[%cal Rb7a6]} 38. axb7 Rhxb7 39. Rxb7 Rxb7 {[%mdl 4096] Endgame KRB-KRB} 40. Ke3 Rh7 41. Kf4 Bd7 42. Ra8 $1 Ke7 43. Rb8 Kd6 44. Ra8 Ke7 $1 45. Ke3 Kd6 46. Rf8 Ke7 47. Rb8 Kd6 48. Kd3 ({White should play} 48. Kf4 $16) 48... Ke7 (48... c5 $14) 49. Kc3 (49. Ke2 $142 $1) 49... Kd6 50. Kb4 Rh6 51. Rg8 Rh7 52. Ra8 Rh6 53. Ka5 c5 ({Better is} 53... Rh7 $14) 54. Ra6+ Bc6 55. Bd1 $1 {[%cal Rd1a4]} Kc7 56. dxc5 Rxh3 {[#] And now ...Ra3+ would win.} 57. Ra7+ $1 Bb7 {[#]} 58. Ba4 $1 {aiming for c6.} Rh8 59. Bb5 {Ba6 is the strong threat.} Ra8 60. Rxa8 Bxa8 {KB-KB} 61. Be8 (61. Kb4 $16) 61... d4 (61... Bc6 $11 {remains equal.} 62. Bh5 d4) 62. Kb4 (62. Bb5 $16) 62... Bd5 (62... Bc6 $11 63. Bh5 d3) 63. Bh5 Be4 64. Bg4 {With the idea Kc4.} Bd3 {The position is equal.} 65. Bh3 Kc6 66. Bg2+ Kc7 67. Kb3 Bxf5 68. Kc4 d3 69. Kc3 Bg6 70. Bd5 Bf5 71. f3 Bg6 72. f4 Bf5 73. Bf3 Kd7 74. Kd4 Kc7 75. Ke3 Kd7 76. Bd1 Kc6 77. Kd4 Kc7 78. Ba4 d2 79. Kc3 Bd7 80. Bd1 Kc6 81. Kd4 {Black defended with fortune.  Weighted Error Value: White=0.11/Black=0.10} (81. Kxd2 $5 {[%cal Rd1a4]} Kxc5 82. Ke3 $11) 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.23"]
[Round "5.4"]
[White "Zhao, Jun"]
[Black "Huang, Renjie"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2638"]
[BlackElo "2422"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,121,16,35,28,30,31,33,25,28,18,23,22,41,31,36,35,43,44,32,29,49,47,50,39,91,81,81,80,71,78,73,83,103,0,42,50,28,36,35,30,56,0,0,0,0,0,0,0,0,0,5,5,5,5,9,0,0,6,7,0,0,0,7,7,15,11,24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,8,8,8,0,8,0,8,8,8,8,8,8,8,8]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. b3 Bb4+ 6. Nbd2 {D30: Queen's Gambit Declined: Systems without Nc3.} Nbd7 7. Bb2 b6 8. Bd3 {White is slightly better.} Bb7 9. a3 Bd6 {[#]} 10. b4 $146 ({Predecessor:} 10. O-O O-O 11. Ne5 Qe7 12. f4 Rfd8 13. Qe2 c5 14. Ndf3 {½-½ (14) Sinanan,J (2276)-Cozianu,C (2446) Seattle 2011}) 10... c5 11. cxd5 exd5 12. dxc5 bxc5 13. bxc5 Bxc5 14. Rb1 {[#] Threatens to win with Bxf6.} Rb8 15. O-O O-O 16. Nb3 Qe7 ({Black should try} 16... Bd6 $14) 17. Nxc5 Nxc5 18. Be5 Rbc8 19. Bf5 Rc6 20. Qd4 g6 21. Bh3 (21. Bxf6 $16 Qxf6 22. Qxf6 Rxf6 23. Rfc1 gxf5 24. Rxc5) 21... Ba6 22. Rfc1 Bc4 23. Bxf6 Qxf6 24. Ne5 {[%mdl 64] [#] Double Attack} Rc7 25. f4 ({Much weaker is} 25. Nxc4 Qxd4 26. exd4 Nd3 $15) (25. g3 $14) 25... Qe7 $11 26. Nxc4 dxc4 27. Rxc4 Rd8 28. Qe5 Qxe5 29. fxe5 Rd5 30. e6 fxe6 31. Rbc1 Kf7 32. Bg4 Ke7 33. Bf3 Re5 34. Rh4 h5 35. Rhc4 Kd7 36. h4 Na6 37. Be4 {White wants to play Rd4+.} g5 38. hxg5 (38. Rd4+ {with more complications.} Ke7 39. Rf1 Nc5 40. Bg6 Rd7 41. Bxh5 gxh4 42. Rf7+) 38... Rxg5 {The position is equal.} 39. Bf3 Rxc4 40. Rxc4 {[%mdl 4096] Endgame KRB-KRN} Ra5 41. a4 Nc5 42. Bd1 Ke7 43. Rh4 Nd3 44. Rxh5 (44. Kf1 {feels hotter.} Rf5+ 45. Ke2 Nc5 46. Bc2 Rg5 47. Kf2) 44... Rxh5 45. Bxh5 {KB-KN} Nb2 $1 46. a5 Nc4 47. a6 Nxe3 48. Kf2 Nd5 49. Bf3 {Bxd5 is the strong threat.} Nc7 50. Be2 Kf6 51. Kg3 Kg5 52. Bc4 e5 53. Kf3 Kh4 54. Be2 Kg5 55. Ke4 Kh4 56. Kf3 Kg5 57. g3 Ne6 58. Ke4 Nc5+ 59. Kxe5 Nxa6 $1 60. Bxa6 {Be2 would kill now.} Kg4 61. Ke4 {Weighted Error Value: White=0.06/Black=0.04} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.23"]
[Round "5.5"]
[White "Yu, Yangyi"]
[Black "Ju, Wenjun"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "2709"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,93,9,0,17,0,2,6,21,16,5,0,0,0,0,3,13,11,20,16,18,0,0,0,0,-7,0,0,35,-15,0,0,-1,-21,-17,-11,-23,-18,-31,-35,0,0,0,0,0,0,0,0,0,0,0,-15,-15,-18,-12,-22,-23,-16,0,-16,-7,-14,-5,0,0,-7,0,0,0,-14,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. a3 d5 5. cxd5 Nxd5 6. Qc2 Be7 7. e3 a6 {A28: English Opening: Four Knights Variation.} 8. Nxd5 Qxd5 9. Bd3 Be6 10. Be4 Qd6 11. b4 Bd5 12. Bb2 Rd8 13. Rc1 {[#]} Qe6 $146 ({Predecessor:} 13... Bxe4 14. Qxe4 Qe6 15. h3 f6 16. d4 f5 17. Rxc6 bxc6 18. Qxe5 Qb3 19. Qxg7 Rf8 20. Qxh7 Qxb2 {½-½ (20) Dahlstroem,R (2457)-Isigkeit,H (2376) ICCF email 2009}) 14. Bf5 Qd6 15. O-O g6 {[#] Threatens to win with ...Bxf3.} 16. e4 Ba2 17. Bh3 O-O 18. Bc3 Bc4 19. Rfe1 $1 b5 20. Qb2 f6 21. g3 {[#]} a5 $1 {[%cal Ra5b4][%mdl 512]} 22. Bf1 (22. d3 {keeps more tension.} Qxd3 23. Nd2 axb4 24. Nxc4 bxc3 25. Rxc3 Qd4 26. Ne3) (22. bxa5 Qxa3) 22... Bxf1 23. Kxf1 axb4 24. Bxb4 Nxb4 25. axb4 Qxb4 26. Qa2+ Rf7 27. Rxc7 Qa3 28. Qxa3 Bxa3 29. Rc6 Rb8 30. Rb1 Bf8 31. d3 b4 32. Nd2 Kg7 33. Ke2 Ra7 34. Rb2 h5 {The position is equal.} 35. h4 Rb5 36. Nb3 Kf7 37. Rbc2 Rbb7 38. f4 Ra3 39. Rb2 Rba7 40. Ke3 Ra2 41. Rxa2 Rxa2 $11 {[%mdl 4096] Endgame KRB-KRN} 42. Nd2 Bh6 43. Nc4 Rh2 44. Rc7+ Kg8 45. Rc8+ Kf7 46. Rc7+ Kg8 47. Rc8+ {Not much happened in this game.  Weighted Error Value: White=0.05/Black=0.05} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.23"]
[Round "5.6"]
[White "Wen, Yang"]
[Black "Zhang, Rui"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2594"]
[BlackElo "1658"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,97,7,15,15,15,12,15,15,15,11,17,14,45,17,25,27,20,20,31,10,16,-2,-8,-9,12,22,29,19,27,25,27,21,47,47,43,42,112,74,126,86,96,79,102,66,129,92,94,90,98,90,184,186,172,158,243,232,292,243,244,210,231,232,269,264,362,366,363,354,358,348,500,487,512,505,495,476,590,591,589,579,643,628,607,602,853,848,912,911,879,852]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. Nbd2 Bd6 5. Bg5 h6 6. Bxf6 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Qxf6 7. e4 {[#] And now e5 would win.} dxe4 8. Nxe4 {The position is equal.} Qe7 9. Bd3 Nd7 10. Qe2 Nf6 {[#]} 11. Ne5 $146 ({Predecessor:} 11. O-O-O Bd7 12. Ne5 O-O-O 13. Nxd6+ cxd6 14. Nxd7 Rxd7 15. Kb1 d5 16. f4 g6 17. g4 {0-1 (41) Grischuk,A (2777)-Duda,J (2757) Chess.com INT 2020}) 11... Bxe5 12. dxe5 Nd5 13. O-O Bd7 14. f4 O-O-O 15. Qf2 Kb8 16. a3 f5 17. exf6 $1 Nxf6 18. Rae1 Bc6 19. Qc5 Qd7 20. Nd2 Qd5 21. Qxd5 exd5 22. Nf3 Ne4 (22... Rhe8 $14) 23. Ne5 {Strongly threatening Bxe4.} Rhe8 ({Black should play} 23... Nd6) 24. h4 Re6 25. Re3 a6 26. h5 Ka7 (26... Nf6 $14) 27. Rfe1 Rf8 28. Ng6 Rfe8 29. g4 Nc5 (29... Rd6 $16) 30. Ne5 $18 Nxd3 31. cxd3 ({Don't play} 31. Rxd3 $6 Rf8 $16) 31... Rf8 (31... Ka8 $16) 32. f5 Rd6 33. d4 Bb5 34. Ng6 Rg8 35. Re6 Rxe6 36. Rxe6 {[%mdl 4096] Endgame KRB-KRN} c5 37. dxc5 d4 38. Rd6 Rc8 39. b4 ({Weaker is} 39. Rxd4 Rxc5 40. Nf4 Rc7 $18) 39... d3 (39... Re8 $142 40. Rxd4 a5 41. bxa5 Ka6) 40. Nf4 {White is clearly winning.} Re8 41. Ne6 Bc4 42. Kf2 Re7 43. Ke3 Bb5 44. Kd2 Rf7 45. Nd4 Ba4 46. Kxd3 Bd1 47. Rg6 Rd7 48. Ke3 Re7+ 49. Ne6 {Weighted Error Value: White=0.09/Black=0.28} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.24"]
[Round "6.1"]
[White "Xu, Xiangyu"]
[Black "Zhang, Rui"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "2573"]
[BlackElo "1658"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,101,33,34,34,34,33,33,43,32,39,31,33,47,91,93,110,41,118,112,121,124,111,83,92,45,48,65,58,60,87,74,102,90,99,91,72,0,0,-112,-109,-109,0,-221,0,0,0,-154,0,0,0,-131,-141,-125,0,-14,22,13,163,48,82,96,152,125,169,172,340,349,326,333,353,311,304,284,372,335,569,558,719,708,1827,1661,2202,2087,29971,29972,29990,29991]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nf6 5. e3 e6 6. Nc3 Bd6 7. Bxd6 Qxd6 8. Bd3 Nc6 9. f4 a6 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3.} 10. Nf3 b5 11. Ne5 Bb7 {White is slightly better.} 12. Rc1 Na5 {[#]} 13. O-O $146 ({Predecessor:} 13. b3 Ne4 14. O-O f6 15. Qh5+ Ke7 16. Qf7+ Kd8 17. Qxg7 Rf8 18. Nf7+ Rxf7 19. Qxf7 Qe7 20. Qh5 Kd7 21. Bxe4 dxe4 22. d5 {1-0 (22) Andriyanov,I (1960)-Petrovskis,O (1906) Panevezys 2012}) 13... Nc4 14. Qe2 Qe7 15. a4 $1 b4 16. Na2 (16. Bxc4 $16 {aiming for Bb5+.} dxc4 17. Nb1) 16... Nxe5 (16... O-O $14) 17. fxe5 $16 Ne4 18. Bxe4 dxe4 19. Rc5 O-O 20. Rfc1 a5 21. Rc7 Ba6 22. Qg4 (22. Qxa6 $2 Qxc7 $3 {[%mdl 512]} 23. Rxc7 Rxa6 $19) 22... Qd8 23. R1c5 $1 (23. Qxe4 $2 b3 $19) 23... Rc8 24. Rxc8 Bxc8 25. Qxe4 f5 26. Qf4 (26. exf6 $1 $16 Qxf6 27. h3) 26... g5 $11 27. Qg3 (27. Qf2 $11) 27... f4 $1 $17 {[%cal Rf4g3]} 28. Qh3 Qe8 (28... Kh8 $1 $17 29. Rc1 Bb7) 29. Nc1 $2 (29. Rxa5 $2 Qg6 $19) (29. Qh6 $11 Qxa4 30. Qxg5+ (30. Rxc8 Qd1+ 31. Kf2 Qd2+ {[%mdl 64] Double Attack} 32. Kf1 Qd1+ 33. Kf2 Qd2+ {[%mdl 64] Double Attack} 34. Kf1 Qd1+ 35. Kf2 $11) 30... Kh8 31. Rxc8 (31. Rc7 Qd1+ 32. Kf2 Qd2+ 33. Kf3 Bb7+ 34. Rxb7 Qd1+ 35. Ke4 Qc2+ 36. Kf3 Qc6+ 37. e4 Qxb7 $19) 31... Qd1+ 32. Kf2 Qd2+ {[%mdl 64] Double Attack} 33. Kf3 Qd1+ 34. Kf2 Qd2+ {[%mdl 64] Double Attack} 35. Kf3 Qd1+ 36. Kf2) 29... Qg6 $2 (29... Ba6 $1 $19 {Strongly threatening ...fxe3.} 30. Qg4 (30. Rxa5 $2 Qc6 $19) 30... fxe3) 30. exf4 $11 {Black must now prevent f5.} (30. Rxa5 $2 Qc2 $19) 30... gxf4 31. Qf3 $2 {[#]} (31. Rxa5 $2 Qc2 $19) ({Better is} 31. Qd3 $1 $11 Qh6 32. Qf3 (32. Rxa5 $2 f3 $19)) 31... Qg7 $2 (31... Bb7 $1 $17 {[%cal Rb7f3][%mdl 512]} 32. Qf2 (32. Qxb7 $2 f3 $19) 32... Kh8) 32. h3 Kh8 33. Qg4 (33. Nd3 $11 {remains equal.} Bb7 34. Qf2) 33... Qd7 $1 $17 {[%cal Rd7d4][%mdl 1024] Black has strong compensation.} 34. Kh2 {Ne2 is the strong threat.} Bb7 (34... Qxd4 $17 35. Rc2 Qxe5) 35. Qh4 ({Wrong is} 35. Rxa5 $2 Rg8 $19) 35... Qg7 {[%csl Gb7][%cal Rg7g2]} (35... f3 $5 {[%cal Rf3f2]} 36. Qf2 Qe8 $17) 36. Rc2 Qd7 {[#]} (36... f3 $11 {and Black has nothing to worry.} 37. gxf3 Rxf3) 37. Qh6 $40 {[%mdl 128] White mounts an attack.} ({White should try} 37. Nd3 $1 $18 {[%cal Rd3f4]}) 37... Rf7 38. Nb3 {Hoping for Nc5!} Bd5 (38... Qd5 $142 39. Nc5 b3) 39. Nc5 $16 ({Stronger than} 39. Nxa5 f3 $11) 39... Qe8 {[#]} 40. Rf2 $1 Qg8 $2 (40... Qf8 41. Qxf8+ Rxf8) 41. Nxe6 $18 Qg3+ 42. Kg1 f3 {[#]} 43. Qg5 Qxg5 44. Nxg5 {[%mdl 4096] Endgame KRB-KRN} Rc7 {Threatening ...Rc1+.} 45. gxf3 Bb3 $2 (45... Rc1+ 46. Kg2 Kg8) 46. f4 Bxa4 47. d5 Bb3 48. d6 Rg7 49. Kh2 a4 50. e6 Rxg5 51. e7 {Weighted Error Value: White=0.34/Black=0.55} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.24"]
[Round "6.2"]
[White "Ju, Wenjun"]
[Black "Wen, Yang"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2560"]
[BlackElo "2594"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,75,0,9,6,0,0,0,23,21,25,17,20,20,19,20,25,25,293,282,391,316,301,309,301,300,297,292,408,395,354,261,366,362,355,268,268,268,268,268,445,459,895,430,429,412,420,406,519,516,513,513,715,694,767,662]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Qc2 b6 7. Be2 Bb7 8. O-O Bd6 9. Rd1 O-O 10. e4 Nxe4 11. Nxe4 dxe4 12. Qxe4 Qc7 {D45: Semi-Slav: 5 e3.} 13. Bd3 {[%csl Gd3][%cal Re4h7]} g6 $1 14. Qh4 Rfe8 {The position is equal.} 15. Ng5 $40 {[%mdl 128] [#] White is up to no good.} Nf6 $146 ({Predecessor:} 15... Nf8 16. Ne4 Be7 17. Bg5 c5 18. dxc5 bxc5 19. Bxe7 Qxe7 20. Qxe7 Rxe7 21. Nxc5 Rc8 {1-0 (43) Myc,M (2350)-De Wachter,M (2175) Zagan 1997}) 16. c5 bxc5 17. dxc5 Bxc5 18. Bf4 e5 19. Be3 Bxe3 {[%mdl 8192] This costs Black the game.} (19... Be7 $11 {and Black stays safe.}) 20. fxe3 $18 {Strongly threatening Rf1.} Qb6 21. Bc4 Qxe3+ 22. Kh1 Kg7 23. Rf1 (23. Nxf7 Qf4 $15) ({Weaker is} 23. Bxf7 Re7 $16) 23... Qd4 {[#]} 24. Ne4 $1 {[%mdl 512]} Qxe4 (24... Qxc4 25. Qxf6+) 25. Qxf6+ {[%mdl 64] Double Attack} Kh6 26. Bxf7 {And now Rf3 would win.} Rf8 (26... c5 $142 27. Rf3 Qg4) 27. Rae1 Qg4 {...c5 is the strong threat.} 28. Re3 ({Inferior is} 28. Rxe5 c5 $17) 28... c5 {[%csl Gb7][%cal Rg4g2]} 29. Rg3 Qh5 30. Kg1 {Black must now prevent Rh3!} Bc8 (30... Bd5 31. Rh3 Qxh3 32. gxh3 Rxf7 33. Qxe5 Rxf1+ 34. Kxf1 Bxa2 35. Qxc5 Bg8 36. Qe3+ Kg7 37. Qe7+ Kh6) 31. Rff3 ({Not} 31. Qd6 Bf5 $16) 31... e4 {[#]} (31... Bf5 $142 32. Rxf5 {[%mdl 64] Remove Defender} Qxf5 33. Rh3+ Qxh3 34. gxh3 Rad8 35. Qh4+ Kg7) 32. Rh3 $1 {[%mdl 512]} Bxh3 33. Rxh3 Qxh3 34. gxh3 Rad8 {intending ...Rd1+.} 35. Qe7 $1 {[%csl LRa7,LRc5,LRe4] White is clearly winning.} Rd1+ 36. Kf2 Rfd8 37. Bc4 R8d2+ 38. Ke3 {Weighted Error Value: White=0.35/Black=0.63} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.24"]
[Round "6.3"]
[White "Huang, Renjie"]
[Black "Yu, Yangyi"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2422"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "274"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,274,-10,29,-21,-1,-21,-16,-27,0,0,0,-7,-7,-10,8,0,22,33,33,33,37,0,6,-22,-22,-29,-11,-149,-149,-140,-110,-156,-83,-123,-92,-75,-102,-84,-104,-117,-77,-328,-363,-358,-337,-369,-391,-512,-492,-435,-374,-374,-374,-377,-322,-358,-358,-331,-325,-287,-257,-378,-352,-351,-344,-522,-493,-518,-508,-630,-637,-654,-635,-487,-467,-566,-554,-571,-559,-567,-564,-558,-549,-491,-304,-304,-294,-299,-287,-495,-494,-493,-452,-462,-433,-362,-281,-339,-318,-497,-307,-270,-72,-79,-64,-68,-64,-65,-66,-80,-80,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,0,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-36,-36,0,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,0,-162,-162,-162,-162,-162,0,-162,-162,-162,-26,-162,-34,-36,-12,-13,-13,-13,-13,-13,-13,-13,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-13,-13,-13,-13,-13,-20,-20,-8,-8,-8,-8,0,-8,-8,-8,-8,-8,-8,-28,-8,-8,-8,-8,-8,-28,-28,-28,-8,-8,-8,-8,-8,-8,-8,-8,0,-8,0,-20,0,-20,0,-28,-20,-20,0,0,0,-8,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. Nc3 Ng6 (5... a6 $5 {[%cal Ra6b5]} 6. Be2 d5 $11) 6. Bxc6 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} bxc6 7. d3 e5 8. Be3 {[#]} d5 $146 ({Predecessor:} 8... Be7 9. Na4 d6 10. h3 O-O 11. Nd2 f5 12. exf5 Bxf5 13. Ne4 Qd7 14. Qh5 c4 {0-1 (31) Guix Torres,D (2011)-Perpinya Rofes,L (2401) Barbera del Valles 2012}) 9. Na4 d4 10. Bg5 f6 11. Bc1 h5 12. b3 Bg4 13. h3 $1 {[%cal Rh3g4]} Bd7 14. Ba3 Nf4 15. Kh1 (15. Nxc5 Qa5 $17) 15... g5 16. Bxc5 {[#]} Bg4 $1 17. Bxf8 (17. hxg4 hxg4+ 18. Nh2 Qd7 $19) 17... Kxf8 18. g3 (18. hxg4 $2 hxg4+ 19. Nh4 Rxh4+ 20. Kg1 Qd7 $19) (18. c3 $11 {keeps the balance.}) 18... Nxh3 $17 19. Kg2 Qe7 20. Rh1 Kf7 ({Black should try} 20... h4 $1 21. Nxe5 (21. Rxh3 $2 Bxh3+ 22. Kxh3 g4+ {[%mdl 64] Double Attack} 23. Kg2 gxf3+ 24. Qxf3 hxg3 $19) 21... Bxd1 22. Ng6+ Kf7 23. Nxe7 Nxf2 $1 {[%mdl 64] Remove Defender}) 21. Qd2 Bxf3+ 22. Kxf3 g4+ 23. Ke2 f5 24. exf5 {[#]} e4 $1 {White must now prevent ...Rae8.} 25. Rhf1 $2 {[%mdl 8192]} (25. Kd1 $17 {keeps fighting.}) 25... Rae8 $19 26. Rae1 {[#]} Nxf2 $1 {[%mdl 512]} 27. dxe4 ({But not} 27. Rxf2 e3) (27. Qa5 e3) 27... Nxe4 {[%mdl 64] Double Attack} 28. Qxd4 Rd8 {[%cal Be8d8,Bd8d5,Bd5d2][%mdl 32]} 29. Qc4+ Rd5 30. Qxc6 Ng5+ 31. Kf2 Rd2+ 32. Kg1 Nf3+ 33. Qxf3 gxf3 34. Rxe7+ Kxe7 35. Rxf3 (35. Rf2 $142 Rd1+ 36. Rf1 Rxf1+ 37. Kxf1) 35... Rxc2 {[%mdl 4096] Endgame KRR-KRN} 36. Nc3 Rd8 37. Kf1 (37. Re3+ $142 Kf7 38. Ne2) 37... Rdd2 {( -> ...Rc1+)} 38. Re3+ Kf7 {...Rc1+ is the strong threat.} 39. Ne2 Rxa2 40. Ke1 Rdb2 41. Kf2 Ra5 42. Kf3 Rxf5+ 43. Ke4 Kf6 44. Kd4 Rd2+ 45. Kc3 Rd7 46. Nf4 h4 47. Nh3 hxg3 48. Rxg3 a5 49. Ng1 $2 (49. Kc2) 49... Rc5+ 50. Kb2 Rd2+ 51. Ka3 {and the idea b4 leaves White hopeful.} Rcc2 {[%csl Gd2][%cal Rc2a2]} 52. Ka4 Ra2+ 53. Kb5 Rd4 54. Rf3+ (54. Kc5 $142 Rb4 55. Rf3+ Kg6 56. Rg3+ Kh5 57. Rh3+ Kg4 58. Re3) 54... Ke7 55. Kc5 Rd1 $2 (55... Rb4 $19 {has better winning chances.} 56. Re3+ Kf8 57. Rf3+ Kg8 58. Rg3+ Kf7 59. Rf3+ Kg6 60. Rg3+ Kh5 61. Rh3+ Kg4) 56. Re3+ $17 Kd7 (56... Kf6 {is interesting.} 57. Ne2 Rb2 58. Nd4 Rh2 59. Re6+ Kf7) 57. Nf3 Rh1 58. Ne5+ Kc7 59. Nc4 Rh5+ 60. Re5 (60. Kd4 $17) 60... Rah2 $19 61. Rxh5 Rxh5+ {KR-KN} 62. Kd4 Kc6 63. Kc3 Kb5 64. Na3+ Kc5 65. Nc2 Rh3+ 66. Kb2 Rd3 67. Ne1 Rg3 68. Nc2 Kd5 69. Ka3 Kc5 70. Kb2 $1 Rh3 71. Ka2 Rh2 72. Kb2 Kd5 73. Kc3 Rh3+ 74. Kb2 Ke4 {And now ...Kd3 would win.} 75. Na3 Kd4 {Strongly threatening ...Rh2+.} 76. Nb5+ Kd3 ({Black should play} 76... Kc5 $19 77. Na3 Rh6) 77. Nd6 $15 Kd4 (77... Rh1 $15) 78. Nb5+ $19 Kd5 79. Na3 Rh2+ 80. Nc2 Kc6 81. Kc3 Kb5 82. Na3+ Kc5 83. Nc2 Rh3+ 84. Kb2 Rh1 85. Kc3 Rh4 86. Kb2 Rh3 87. Ka2 $1 Rh1 88. Kb2 Kd5 (88... Kb6 $19 {Threatens to win with ...Rh3.} 89. Ka2 Kc5) 89. Kc3 (89. b4 $11) 89... Ke4 (89... Kc6 $19 {aiming for ...Rh2.} 90. Kd4 Rh4+ 91. Kd3 Kd5) 90. Na3 $15 Ra1 (90... Rh2 {with more complications.} 91. Nc4 Rh5 92. Kb2 Kd4 93. Ka3 Rb5) 91. Kb2 Rg1 {Hoping for ...Rg2+.} (91... Rd1 {seems wilder.} 92. Nc4 a4 93. bxa4 Rd3 94. a5 Kd4) 92. Nc4 Rg5 93. Ka3 $1 Kd4 94. Ka4 Kc3 95. Nxa5 Rg4+ 96. Kb5 Rb4+ 97. Kc5 Rb8 (97... Rf4 {seems wilder.} 98. Kb5 Rf5+ 99. Ka4 Rf6 100. b4 Rg6) 98. Nc6 Rxb3 (98... Rf8 {keeps more tension.} 99. Nd4 Rf1 100. b4 Kd3 101. Kd5 Ke3) 99. Ne5 Rb8 100. Kd5 Rd8+ 101. Ke4 Rd1 102. Ke3 (102. Nf3 {is more complex.} Rd3 103. Kf4 Kc2 104. Ne5 Rd4+ 105. Kf5) 102... Re1+ 103. Kf4 Re2 104. Nf3 Kc4 105. Ne5+ Kd5 106. Nf3 Re8 107. Kf5 Rf8+ 108. Kg4 Ke4 109. Ng5+ Ke3 110. Kg3 Rf4 111. Nh3 $1 Rb4 112. Ng5 Ra4 113. Nh3 Ra1 114. Kg4 Ra8 115. Ng5 Rf8 116. Ne6 Rf6 117. Ng5 Kd3 118. Kg3 Kd4 (118... Ke2 {keeps more tension.} 119. Kg4 Rf2 120. Ne6 Kd2 121. Ng5 Kc1) 119. Kg4 Ke3 120. Kg3 Rf8 (120... Rf2 {looks sharper.} 121. Kg4 Ke2 122. Ne6 Kd1 123. Ng5 Rf6) 121. Kg4 Rf1 122. Nh3 Kd4 123. Ng5 Kd5 124. Nf3 Ra1 125. Kf4 Ra4+ 126. Kf5 Ra8 127. Kf4 $1 Re8 128. Kf5 Rf8+ 129. Kg4 Ke4 130. Ng5+ Ke3 131. Kg3 Rf5 (131... Ke2 {feels hotter.} 132. Kg4 Kd3 133. Nh3 Kd4 134. Kg3 Ke4) 132. Kg4 {The position is equal.} Re5 133. Nf7 Ra5 134. Ng5 Ra8 135. Kf5 Rf8+ 136. Ke5 Re8+ 137. Kf5 Rf8+ {Black had all chances to win.  Weighted Error Value: White=0.39/Black=0.19} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.24"]
[Round "6.4"]
[White "Lin, Yi"]
[Black "Zhao, Jun"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2408"]
[BlackElo "2638"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,49,96,96,90,87,87,83,101,75,89,103,126,135,150,158,152,139,296,285,300,241,241,187,181,222,393,392,426,423,485,489,776,783,1187,1155,1410,1387,29989,29990]} 1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 c5 5. d5 e5 6. h4 Nf6 7. Be2 h5 {E73: King's Indian: Averbakh Variation without 6...c5.} 8. Bg5 Na6 9. Qd2 {[#]} Bd7 $146 {White is better.} ({Predecessor:} 9... Nc7 10. O-O-O Qe7 11. f4 exf4 12. e5 Qxe5 13. Re1 O-O 14. Bd3 Qxe1+ 15. Qxe1 Re8 16. Qd2 b5 17. Bxf4 {1-0 (17) Beliavsky,A-Uddenfeldt,D Groningen 1971}) 10. O-O-O Qb8 11. f4 Nh7 12. f5 gxf5 13. exf5 (13. Bxh5 f4 $14) 13... Bxf5 14. Bh6 O-O (14... Bxh6 $16 15. Qxh6 Ke7) 15. Bxh5 $18 b5 16. cxb5 Nb4 {[#] White must now prevent ...Nd3+.} 17. Rf1 $36 {[%mdl 2048] Keeping Black busy.} Nd3+ 18. Kd1 Bxh6 (18... Nf4) 19. Qxh6 Nxb2+ 20. Kd2 Qc8 21. Nh3 f6 (21... Nc4+ $142 22. Kc1 Qd7) 22. g4 Bd3 23. g5 {[%cal Rg5f6]} Bxf1 24. gxf6 {[%csl Gf6][%cal Rh6g7] [#]} Nc4+ 25. Kc1 {[%csl Gf6][%cal Rh6g7] Black got outplayed after the opening.  Weighted Error Value: White=0.06/Black=0.74} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.24"]
[Round "6.5"]
[White "Bai, Jinshi"]
[Black "Xu, Yinglun"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2618"]
[BlackElo "2554"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,64,20,23,15,24,18,24,20,20,20,21,31,31,31,28,25,31,31,30,29,33,37,33,31,32,29,20,0,10,9,29,24,43,47,135,113,118,125,185,71,51,33,66,25,28,26,27,38,32,0,0,0,60,54,273]} 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. Qc2 Bd6 7. Bxd6 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} Qxd6 8. e3 Ne7 9. Bd3 {White has an edge.} b6 10. Nf3 ({But not} 10. Bxh7 $2 f5 $19) 10... Ba6 11. O-O Bxd3 12. Qxd3 O-O 13. Rac1 Nd7 14. Rc2 {[#]} Rfd8 $146 ({Predecessor:} 14... Qg6 15. Qxg6 hxg6 16. Ne2 f6 17. h4 Kf7 18. Nf4 Rfd8 19. Rfc1 Nf8 20. Ne1 {½-½ (20) Harikrishna,P (2563)-Kasimdzhanov,R (2680) Mumbai 2003}) 15. Rfc1 a5 16. b3 Rab8 17. Ne2 Ra8 18. Ng3 {Black must now prevent Nf5.} g6 19. a4 Kg7 20. h4 Qe6 21. h5 Qg4 22. Re1 f5 (22... Re8 $14) 23. Ne2 gxh5 24. Nf4 Kf7 (24... Kh8 $16) 25. Ne5+ (25. Rec1 $18) 25... Nxe5 $16 26. dxe5 Qg7 27. e6+ Kg8 28. Nxh5 Qg5 29. Nf4 Rd6 30. f3 Ng6 31. Rec1 c5 ({Black should play} 31... Nxf4 $11 32. exf4 Qxf4) 32. Nxd5 $14 {[#] Nf6+! is the strong threat.} Re8 $2 {Weighted Error Value: White=0.10/Black=0.13} (32... Kf8 $14) 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.24"]
[Round "6.6"]
[White "Wei, Yi"]
[Black "Lu, Shanglei"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2732"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,82,35,21,15,14,12,12,18,21,16,31,37,39,54,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-13,-24,0,0,0,-14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bg5 h6 8. Bh4 g5 9. Bg3 Bg7 10. h3 Ne5 11. Nf5 Bxf5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 12. exf5 Nbc6 13. Nd5 e6 14. fxe6 fxe6 15. Ne3 Qa5+ 16. c3 Nf3+ 17. gxf3 (17. Qxf3 $14 Bxc3+ 18. Kd1 Bxb2 19. Qe4 Bxa1 20. Qxe6+ Kd8 21. Qxd6+ Ke8 22. Qe6+ Ne7 23. Bc4 Rd8+ 24. Bd6 (24. Ke2 $2 Qd2+ 25. Kf3 Rf8+ 26. Kg4 Rf6 $19)) 17... Bxc3+ $1 $11 18. bxc3 Qxc3+ 19. Qd2 Qxa1+ 20. Nd1 Qd4 21. Bd3 Ne5 22. Bxe5 Qxe5+ {[#]} 23. Kf1 $146 ({Predecessor:} 23. Ne3 Qa1+ 24. Nd1 O-O 25. Qb4 Qe5+ 26. Ne3 b5 27. O-O Rf4 28. Qb1 Rc8 29. Ng4 {½-½ (53) Poljak,D (2422)-Querci,A (2320) ICCF email 2011}) 23... O-O 24. Be2 Rf4 25. Ne3 Rc8 {Black wants to play ...Qd4.} 26. Kg2 Qd4 27. Bd3 $1 {The position is equal.} h5 28. Rd1 Qc3 29. Qe2 Rcf8 30. Nf1 Qf6 {Strongly threatening ...g4.} 31. Nh2 d5 32. Bb1 Rf7 (32... Rc8 {feels hotter.} 33. Re1 Rc6 34. Bd3 Rb4 35. f4 Rxf4 36. Qxh5 Rxf2+ 37. Kg1 Qf4) 33. Rc1 e5 34. Qd3 {[#] Threatening mate with Rc8+.} e4 $1 {[%cal Re4d3]} 35. Qxd5 Rxf3 36. Qxe4 {Intending Rc8+ and mate.} ({Wrong is} 36. Nxf3 $2 Qxf3+ 37. Kh2 (37. Kg1 $2 Qxf2+ 38. Kh1 Qf3+ {[%mdl 64] Double Attack} 39. Kh2 Qf4+ 40. Kg2 Qf3+ 41. Kh2 Qf4+ 42. Kg2 Qxc1 $19) 37... Qxf2+ 38. Kh1 Qf3+ 39. Kh2 Qf4+ 40. Kg2 Qxc1 $19) 36... Rxf2+ 37. Kg1 {White threatens Rc8+ and mate.} Qd8 38. Nf1 R2f6 39. Ne3 Qd7 {[#] Threatens to win with ...Re6.} 40. Rc5 Re7 41. Qc4+ Qe6 {Weighted Error Value: White=0.03/Black=0.01} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.25"]
[Round "7.1"]
[White "Lu, Shanglei"]
[Black "Xu, Xiangyu"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2615"]
[BlackElo "2573"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,97,15,26,11,18,2,22,29,26,18,25,30,35,4,8,0,1,6,35,39,39,39,39,30,37,35,37,37,76,74,79,79,116,123,142,144,143,154,163,162,152,114,111,111,308,301,377,360,349,357,470,282,450,449,661,658,769,734,1460,1386,5736,5710,5736,5710,5736,5720,5695,4706,1138,1033,29975,29978,29978,29979,29978,29979]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. Bd3 dxe4 10. Nxe4 Nxe4 11. Bxe4 Qxd1+ 12. Kxd1 Bd7 13. Be3 {B45: Sicilian Four Knights.} f5 14. Bf3 O-O-O 15. Kc1 {The position is equal.} e5 16. Re1 {[#]} f4 $146 ({Predecessor:} 16... Kc7 17. b3 Rhe8 18. g3 Nd4 19. Bxd4 exd4 20. Kd2 Bc6 21. Bxc6 Kxc6 22. Rad1 Kd5 {1-0 (51) Van der Wiel,J (2508)-Beckhuis,G (2324) Amsterdam 2005}) 17. Bd2 Nd4 18. Be4 Bc6 19. a4 Rd6 20. Bxc6 Rxc6 (20... bxc6 {keeps more tension.} 21. Kb1 Nf3 22. gxf3 Rxd2 23. Rxe5 Rhd8) 21. Bc3 f3 22. Bxd4 exd4 $14 {[%mdl 4096] Endgame KRR-KRR} 23. g3 g5 24. Re4 Kb8 {Black wants to play ...Rhc8.} 25. Kd2 g4 26. Kd3 Rhc8 27. Rc1 h5 28. Re5 $1 ({Don't play} 28. Rxd4 $6 Re6 $11) 28... Rb6 29. Rxh5 Rxb2 {[#]} 30. Rg5 $1 Re8 31. Rxg4 Re2 32. Rxd4 Rxf2 33. h4 Rg2 $2 {[#] This move loses the game for Black.} (33... Rh2 $16 34. Rf4 f2) 34. g4 $1 $18 Rb6 35. g5 Rc6 36. Rf4 Rh2 37. Rf1 Rhxc2 (37... Rcxc2 {was worth a try.} 38. R1xf3 (38. R4xf3 Rcd2+ 39. Ke4 Rxh4+ 40. Rf4 Rhh2 $18) 38... Rhd2+ 39. Ke4 Rg2 40. Rf8+ Kc7 41. R8f7+ Kb8) 38. R1xf3 a5 (38... Rg2 $142 39. Rf8+ Kc7 40. R8f7+ Kb6) 39. h5 R2c3+ 40. Ke4 R3c5 41. h6 Rxg5 42. h7 Rh5 43. Rf8+ Ka7 44. h8=Q Rxh8 45. Rxh8 Rc4+ 46. Kd5 Rxa4 47. Rb3 {White mates.} Rg4 48. Rh7 Ka6 49. Rbxb7 {Weighted Error Value: White=0.08/Black=0.56} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.25"]
[Round "7.2"]
[White "Xu, Yinglun"]
[Black "Wei, Yi"]
[Result "1/2-1/2"]
[ECO "A18"]
[WhiteElo "2554"]
[BlackElo "2732"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,59,20,12,12,2,4,0,17,12,20,27,28,15,27,0,0,0,0,0,0,0,0,0,0,-1,27,30,39,22,44,0,17,23,22,5,9,27,35,32,53,50,122,121,172,140,132,132,241,244,251,242]} 1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. cxd5 exd5 5. e5 Ne4 6. Nf3 Bf5 {A18: English Opening: Flohr-Mikenas System (1 c4 Nf6 2 Nc3 e6 3 e4).} 7. Be2 d4 8. Nxe4 Bxe4 {The position is equal.} 9. Bc4 Nc6 10. O-O {[#]} Qd7 $146 ({Predecessor:} 10... Bd5 11. d3 Bxc4 12. dxc4 h6 13. Qb3 Qd7 14. Qxb7 Rb8 15. Qa6 Rb6 16. Qa4 Bc5 {½-½ (45) Kermer,W (2324)-Pietrobono,A (2284) ICCF email 2017}) 11. Re1 Bd5 12. Bxd5 Qxd5 13. d3 O-O-O 14. Re4 f5 15. exf6 $1 gxf6 16. Nh4 Rg8 17. Qf3 Ne5 18. Qe2 Nf7 19. Bf4 Bd6 {[#] Strongly threatening ...f5.} 20. Qf3 Qb5 21. Bxd6 Nxd6 22. Re2 Kb8 23. g3 Nf7 24. Qf5 Qa6 25. Nf3 Qc6 ({Better is} 25... Nd6 $14 26. Qf4 (26. Qxf6 $2 Rgf8 $19) (26. Qxh7 Rh8 $11) 26... Qxd3) 26. Rae1 $16 a5 (26... Ng5 $16 27. Nxg5 fxg5) 27. Re7 ({Don't take} 27. Qxh7 $6 Qxf3 28. Qxf7 Qxd3 $14) 27... Ng5 28. Nxg5 Rxg5 (28... fxg5 $16 29. Qxa5 (29. Rxh7 b6 $16) 29... h6) 29. Qxh7 $18 Rc5 30. Qe4 {Weighted Error Value: White=0.05/Black=0.15} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.25"]
[Round "7.3"]
[White "Zhao, Jun"]
[Black "Bai, Jinshi"]
[Result "1-0"]
[ECO "D16"]
[WhiteElo "2638"]
[BlackElo "2618"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,65,18,18,18,16,28,20,13,20,23,24,26,0,0,0,0,0,0,-10,0,-12,0,0,9,0,30,14,17,19,17,19,23,0,0,0,164,167,154,147,83,95,184,172,670,670,661,664,653,651,724,718,718,714,677,677]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 e6 6. e3 c5 7. Bxc4 cxd4 {is now more promising than 7...Nc6. D16: Slav Defence: 5 a4: Lines with 5...Bg4 and 5...Na6.} 8. exd4 Be7 9. O-O O-O {The position is equal. 9...Nc6 is not played anymore.} 10. Qe2 Nc6 11. Rd1 Nb4 12. Ne5 Bd7 13. Bf4 $5 {[%mdl 4] Leaves trodden paths.} Bc6 14. Nxc6 bxc6 15. a5 Nbd5 16. Be5 Bb4 {[#]} 17. Nxd5 $146 ({Predecessor:} 17. Rd3 Bxa5 18. Nxd5 cxd5 19. Bxf6 Qxf6 20. Bxd5 exd5 21. Rxa5 Rae8 22. Qd2 Qb6 23. g3 {½-½ (32) Zaja,I (2430)-Pilaj,H (2375) Austria 2003}) 17... cxd5 18. Ba6 Bd6 19. Bb7 Rb8 20. a6 Ne4 21. Rac1 Re8 22. Rd3 Qb6 23. Qc2 f6 $2 {[#]} (23... Rf8 $11 {and Black is okay.}) 24. Rb3 $1 $18 Qa5 25. Bxd6 Nxd6 {[#]} 26. Qc5 $1 {[%cal Rc5a5]} Nxb7 (26... Qd2 $16) 27. axb7 ({Much less strong is} 27. Rxb7 Qxa6 28. Rxa7 Qd3 $14) 27... Qxc5 (27... Qa4 28. Rb5 h6) 28. dxc5 $16 {Threatens to win with c6. KRR-KRR. White is clearly winning.} ({Not} 28. Rxc5 Kf7 $14) 28... Re7 29. c6 {Strongly threatening c7.} Rc7 30. g3 d4 31. Ra3 Kf7 32. Rxa7 d3 33. Ra8 {Weighted Error Value: White=0.03/Black=0.54} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.25"]
[Round "7.4"]
[White "Yu, Yangyi"]
[Black "Lin, Yi"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2709"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "147"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,147,10,5,16,14,20,15,12,20,2,40,41,39,41,34,10,33,36,69,74,54,16,17,16,17,19,26,8,12,10,5,8,27,29,28,19,47,57,51,45,62,59,54,33,32,21,19,42,28,17,20,15,25,27,28,0,12,0,29,24,82,82,82,77,89,97,85,92,87,80,177,176,211,189,189,111,189,184,174,151,306,195,195,133,306,306,306,306,306,225,306,306,306,306,306,306,306,306,306,306,306,296,296,296,296,303,4743,4743,4743,4743,4743,4743,4743,4743,4743,4743,4743,4743,4743,4743,4743,4743,4743,4743,4743,4743,29986,4743,29978,29979,29979,29980,29980,29981,29981,29982,29982,29983,29983,29984]} 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. dxe5 d5 5. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3,Bg3h5][%mdl 32]} Nc5 6. Be2 {C43: Petroff Defence: 3 d4.} Be7 7. O-O O-O 8. Re1 {The position is equal.} Nc6 9. Nf1 f6 10. exf6 Bxf6 11. Ng3 {[#]} Be6 $146 ({Predecessor:} 11... Qd6 12. c3 Be6 13. Ng5 Bd7 14. Bf3 Ne7 15. Be3 Ne6 16. Nxe6 Bxe6 17. Qe2 Bf7 {½-½ (27) Harikrishna,P (2766)-Wei,Y (2706) Wijk aan Zee 2017}) 12. Nh5 Ne4 13. c3 Ne5 14. Nxf6+ Qxf6 15. Qd4 (15. Nxe5 {keeps more tension.} Qxe5 16. Be3 Qf6 17. f3 Nd6 18. Bc5) 15... Nxf3+ 16. Bxf3 Qxd4 17. cxd4 Rae8 18. Be3 c6 19. Be2 Nd6 20. f3 Nc4 21. Bc1 Bf5 22. Kf2 Rf6 23. b3 Nd6 24. Bf4 Rfe6 25. g4 Bg6 26. Be5 h5 27. h3 hxg4 28. hxg4 Nf7 29. Bf4 Rf6 30. Bd2 Nd6 {Threatening ...Ne4+.} 31. Kg3 Rfe6 32. Kf2 Rf6 {next ...Ne4+ is good for Black.} 33. Kg3 Rfe6 34. Bf1 Nb5 (34... Rxe1 $11 35. Bxe1 a6) 35. Rxe6 $16 Rxe6 {[#]} 36. f4 $1 {[%cal Rf4f5]} Nxd4 37. f5 Nxf5+ 38. gxf5 Bxf5 39. b4 a6 (39... Kf7 $16) 40. Kf4 $18 g6 41. Re1 Kf7 42. Re5 (42. Rxe6 $18 Kxe6 43. Bc3) 42... Kf6 (42... Bb1 $16) 43. Rxe6+ Kxe6 44. Be3 Kd6 $2 (44... Bb1 $16 {was called for.} 45. Bh3+ Bf5) 45. Bb6 Bb1 46. a4 a5 $2 {This move loses the game for Black.} (46... g5+ $16 {was worth a try.} 47. Kxg5 Ke5) 47. Bc5+ ({Not} 47. Bxa5 Bc2 $16) ({Don't play} 47. bxa5 c5 $18) 47... Kc7 48. bxa5 Bc2 49. Ke5 Bxa4 50. Bd6+ Kd8 51. Bd3 Bd1 52. Bxg6 {[#] Bf5 is the strong threat.} Bg4 53. Kd4 Kc8 54. Kc5 Bh3 55. Kb6 Bg4 56. Be5 Bh3 57. Be8 {Black must now prevent Bxc6!} Bf1 $2 (57... d4 58. Bxd4 Bf5) 58. Kc5 Bh3 59. Kd6 Kb8 60. Bd4 Bf5 61. Bh5 Bh3 62. Be2 Bf5 63. Bf1 Bg4 64. Bd3 Bh3 65. Ke7 c5 66. Bxc5 d4 67. Be4 {White wants to mate with a6.} d3 68. Be3 (68. a6 $142 bxa6 69. Kd8 Bg2 70. Bxg2 a5 71. Be4 d2 72. Bf3 a4 73. Ba3) 68... Kc8 69. Bf4 {White mates.} d2 70. Bxd2 Kb8 71. Kd8 Bf1 72. Bf4+ Ka7 73. Kc7 Ka6 74. Bd2 {Weighted Error Value: White=0.08/Black=0.19} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.25"]
[Round "7.5"]
[White "Wen, Yang"]
[Black "Huang, Renjie"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2594"]
[BlackElo "2422"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,60,43,41,56,47,50,54,59,44,44,62,60,29,36,17,28,0,0,0,0,0,0,-3,-10,-11,-9,-14,-9,-24,-16,-18,0,0,0,0,0,-4,0,-4,0,-4,-3,-4,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd3 Be6 {B36: Sicilian: Maroczy Bind: Gurgenidze System.} 11. Bd4 Nd7 12. Bxg7 Kxg7 {White is slightly better.} 13. O-O Qa5 14. b3 a6 {[#]} 15. Rac1 $146 ({Predecessor:} 15. a3 Qc5 16. Nd5 Bxd5 17. exd5 Rab8 18. b4 Qa7 19. Bg4 Nf6 20. Qc3 Kg8 21. Bf3 {½-½ (66) Feco,J (2461)-Kisch,E (2227) ICCF email 2017}) 15... Rab8 16. Kh1 f6 17. Rc2 b5 18. cxb5 axb5 19. Nd5 ({Reject} 19. Nxb5 Nc5 $17) 19... Ne5 20. Qe3 Bxd5 21. exd5 Rfc8 22. Rxc8 Rxc8 23. f4 Nf7 24. Qxe7 {The position is equal.} Qxa2 25. Bxb5 {Be8 is the strong threat.} Rc2 26. Rg1 {Strongly threatening Be8.} ({Don't play} 26. Be8 Rxg2 27. Qxf7+ Kh6 $17) 26... Qxb3 {[%mdl 64] [#] Double Attack} 27. Bc6 Qc4 28. Be8 Qxd5 29. Bxf7 Qxf7 30. Qxd6 Qc7 {Weighted Error Value: White=0.05/Black=0.04} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.25"]
[Round "7.6"]
[White "Zhang, Rui"]
[Black "Ju, Wenjun"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1658"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,105,23,2,19,0,18,0,0,0,0,0,0,-1,31,21,31,35,28,0,30,8,8,6,11,7,6,14,10,0,0,0,0,0,18,0,14,0,0,0,9,9,8,10,12,0,0,0,0,0,0,0,72,13,11,9,27,0,10,8,8,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 O-O 8. O-O Bb6 9. Kh1 d6 {C45: Scotch Game.} 10. Na3 Qg6 {[#]} 11. Nxc6 $146 ({Predecessor:} 11. f3 Kh8 12. Nxc6 bxc6 13. Bxb6 axb6 14. Nc2 f5 15. Nd4 fxe4 16. fxe4 Bg4 17. Qd3 {½-½ (50) Kollias,D (1441)-Kouvidis,I (1513) Achaia 2017}) 11... bxc6 12. Re1 Be6 13. f4 Bxe3 14. Rxe3 {Hoping for f5.} Bxc4 (14... d5 {seems wilder.} 15. Bd3 dxe4 16. Bxe4 Qf6 17. Qf3 Nd5) 15. Nxc4 f5 16. Qb3 {[#] Strongly threatening Ne5+.} Qf7 17. Na5 c5 18. Rae1 Qxb3 19. axb3 Rab8 20. g3 h5 21. exf5 Nxf5 22. Re4 Rb6 23. Kg2 Ra6 24. Ra4 Rb6 25. Rae4 g6 26. h3 Ra6 27. Ra4 Rb8 28. g4 hxg4 29. hxg4 Nh6 30. Kg3 Rxb3 31. Re8+ Kg7 $1 32. Nxb3 Rxa4 $11 {[%mdl 4096] Endgame KRN-KRN} 33. Re7+ Nf7 {[#]} (33... Kf8 $11 {remains equal.} 34. Rxc7 g5) 34. Rxc7 (34. g5 $1 $16) 34... g5 $1 {[%cal Rg5f4]} 35. fxg5 Kg6 36. Nd2 Nxg5 {The position is equal.} 37. Rc6 Nf7 38. b4 cxb4 39. cxb4 Rxb4 40. Nc4 Rb3+ 41. Kf4 Rd3 42. Ke4 Rd1 43. Ra6 Kg5 {And now ...d5+ would win.} 44. Rxa7 d5+ 45. Ke3 Nh6 46. Ke2 Rd4 47. Ne3 Nxg4 48. Rg7+ Kh5 49. Rxg4 Rxg4 50. Nxg4 Kxg4 51. Kd3 Kf5 52. Kd4 Ke6 53. Kd3 {Weighted Error Value: White=0.07/Black=0.07} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.27"]
[Round "8.1"]
[White "Xu, Xiangyu"]
[Black "Ju, Wenjun"]
[Result "1/2-1/2"]
[ECO "C48"]
[WhiteElo "2573"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,61,41,25,39,23,23,0,0,0,0,0,0,0,0,0,0,0,0,0,11,0,0,0,0,0,0,0,0,0,14,0,0,0,17,20,21,18,43,8,4,3,4,5,8,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Bc4 Bc5 6. Nxe5 Qe7 {C48: Four Knights: 4 Bb5, replies other than 4...Bb4.} 7. Nf3 ({And not} 7. Bxf7+ Kf8 $17) 7... d5 {[%mdl 64] [#] Decoy} ({Reject} 7... Nxe4 $6 8. Nd5 $16) 8. Nxd5 Qxe4+ {[%mdl 64] Double Attack} 9. Ne3 {Threatens to win with Bxf7+!} Bg4 10. Be2 Nxe2 11. Qxe2 O-O-O 12. d3 Bxf3 13. Qxf3 Qxf3 14. gxf3 Rhe8 15. O-O Nd5 16. Re1 {[#]} Re6 $146 ({Predecessor:} 16... Nf4 17. Bd2 Re6 18. Ng4 Ne2+ 19. Kf1 Nd4 20. Rxe6 fxe6 21. Kg2 Rf8 22. Be3 h5 {1-0 (71) Nandhidhaa,P (2174)-Pratyusha,B (2078) Pune 2014}) 17. Ng2 Rxe1+ 18. Nxe1 Re8 19. Kf1 Bd6 20. h3 Re5 21. c4 Nb4 22. Be3 Rh5 23. Kg2 c5 24. d4 cxd4 {The position is equal.} 25. Bxd4 {[%mdl 64] [#] Double Attack} Be5 26. Bxe5 Rxe5 27. Kf1 Rh5 28. Kg2 Rg5+ 29. Kf1 Rh5 30. Kg2 Rg5+ 31. Kf1 {An uneventful encounter.  Weighted Error Value: White=0.05/Black=0.01} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.27"]
[Round "8.2"]
[White "Huang, Renjie"]
[Black "Zhang, Rui"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2422"]
[BlackElo "1658"]
[Annotator "TA"]
[PlyCount "155"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,155,31,36,61,70,63,68,75,72,89,74,69,74,72,62,79,70,73,73,92,84,99,79,80,84,174,176,159,18,14,0,5,-112,-76,-214,-135,-106,-102,-216,0,-35,-49,-31,-43,-50,-23,-30,-20,-28,0,-16,0,0,0,0,0,0,0,-16,0,0,21,0,0,0,0,0,0,0,0,0,20,26,127,35,113,123,195,202,191,28,26,26,34,37,69,52,64,85,213,210,885,770,29941,1202,29946,29949,29946,29950,29950,29952,29948,29950,29951,29941,29954,29957,29954,29958,29958,5081,29960,29961,29954,29957,29966,29967,29952,29962,29971,29972,29973,29974,29974,29975,29975,29975,29974,29975,29976,29977,29977,29978,29978,29979,29980,29980,29980,29981,29981,29982,29982,29982]} 1. e4 e5 2. Bc4 Nf6 3. d3 d6 4. Nf3 Be7 5. O-O O-O 6. Re1 Nc6 {is the legacy move (6...c6).} 7. a4 Be6 8. Nbd2 Na5 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} 9. Bxe6 fxe6 10. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Nc6 {[#] White is slightly better.} 11. b5 $146 ({Predecessor:} 11. c3 Qe8 12. Qb3 Nd8 13. d4 Nh5 14. dxe5 Nf4 15. Qc4 Qg6 16. g3 Nc6 17. Ra2 {0-1 (35) Zwirs,N (2323)-Schuh,D (2322) Germany 2015}) 11... Nd4 12. Nxd4 exd4 13. Nf3 e5 14. c3 dxc3 15. Qb3+ Kh8 16. Qxc3 Nh5 17. Be3 Qd7 18. Rac1 Rac8 19. Qa5 ({Stronger than} 19. Bxa7 Nf4 $17) 19... Nf4 (19... g5 $16) 20. Bxf4 $18 Rxf4 21. Re3 (21. Qxa7 $16 Rxf3 22. gxf3) 21... c5 $1 $11 22. Qc3 Rcf8 23. Kf1 (23. Rf1 $11 {keeps the balance.}) 23... g5 $1 $17 {[%cal Rg5g4]} 24. h3 (24. Re2 $17) 24... h5 25. Rc2 g4 26. hxg4 (26. Nxe5 $17 dxe5 27. Qxe5+ Kg8 28. Qxh5) 26... Qxg4 $2 (26... hxg4 $19 27. Nxe5 dxe5 28. Qxe5+ Kh7) 27. Qb2 h4 {And now ...h3 would win.} 28. Ne1 Bg5 29. Rce2 b6 (29... R4f6 $5 {[%cal Rg5e3]} 30. Rh3 Bf4 $17) 30. Qa2 Kg7 (30... R4f6 $5 31. Rh3 $8 Bh6 $15) 31. Rh3 $1 R4f7 (31... R4f6 {with more complications.} 32. f3 Bc1 33. a5 bxa5 34. Qxa5 R8f7) 32. f3 (32. Rh1 {keeps more tension.} Rf6 33. a5 bxa5 34. Qxa5 R8f7 35. Qa2) 32... Qd7 33. Nc2 Qe7 34. Ne3 Bxe3 35. Rxe3 Rf4 36. Kf2 Qf6 37. a5 Qf7 38. Qxf7+ (38. Re2 {is interesting.} bxa5 39. Qxa5 Rb8 40. Re1 Qd7 41. Rb1) 38... Kxf7 $11 {[%mdl 4096] Endgame KRR-KRR} 39. Re1 Ke6 40. axb6 axb6 41. Ra1 d5 42. Ke3 dxe4 43. dxe4 Kd6 (43... c4 $11) 44. Rhh1 (44. Ra6 $16) 44... Rg8 (44... c4 $1 $14) 45. Rhd1+ $1 $16 Ke6 (45... Kc7 $16 {was called for.}) 46. Ra6 $18 Rb8 {[#]} 47. Ra7 (47. Rd5 $1 $18) 47... Rf7 $1 $11 {[%cal Rf7a7]} 48. Rxf7 Kxf7 {KR-KR} 49. Rd7+ Kg6 50. Rd6+ Kf7 $1 51. Rh6 {Black is on the road to losing.} c4 (51... Ra8 $16) 52. Rxh4 $18 Rc8 $2 (52... Kg6 53. Kd2 Rc8 54. Rg4+ Kf6) 53. Rh6 Rc5 54. Rxb6 c3 55. Rc6 Rxb5 56. Rxc3 Rb2 57. g4 Kf6 58. Rc5 Rg2 59. Rc6+ Kf7 60. Rd6 Rh2 61. Rd2 Rh1 62. Ra2 (62. Rd5 $142 Ke6 63. Kf2 Rh8 64. Ra5 Kd6 65. g5 Rh2+ 66. Kg3 Rh1 67. g6) 62... Rh3 63. Ra5 {White mates.} Ke6 64. Ra6+ Kf7 65. Kf2 Rh1 66. g5 Rh5 67. Rf6+ Ke7 68. Rf5 Ke6 69. Kg3 Rh1 70. Rf6+ Ke7 71. Kg4 Rf1 72. Kh5 Rh1+ {[#]} 73. Kg6 $1 {[%cal Rg6f5]} Rh3 74. Kg7 Rg3 75. g6 Rg2 76. Rf5 Ke6 77. Kh7 Rh2+ 78. Kg8 {Weighted Error Value: White=0.26/Black=0.41} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.27"]
[Round "8.3"]
[White "Lin, Yi"]
[Black "Wen, Yang"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2408"]
[BlackElo "2594"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,61,19,17,31,29,23,16,11,15,0,0,0,0,0,1,0,0,-32,-25,-38,0,0,0,0,10,18,3,3,3,3,2,5,29,20,21,0,10,6,2,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Bb4+ 6. Bd2 a5 7. Qc2 {E04: Open Catalan: 5 Nf3.} b6 {[#]} 8. Bxb4 $146 (8. O-O {feels hotter.} O-O 9. Ne5 Nd5 10. a3 Be7 11. e4) ({Predecessor:} 8. Ne5 Ra7 9. O-O Bxd2 10. Qxd2 Bb7 11. Bxb7 Rxb7 12. Nxc4 Nc6 13. Rd1 O-O 14. Nc3 Qa8 {½-½ (48) Ding,L (2791)-Carlsen,M (2863) chess24.com INT 2020}) 8... axb4 9. Qxc4 Nd5 10. Nbd2 Ba6 11. Qc2 Nd7 12. Nc4 O-O 13. O-O c5 14. Nce5 Nxe5 15. Nxe5 Rc8 16. dxc5 Rxc5 17. Qd1 Ne3 18. Qxd8 Rxd8 {[#]} 19. Nxf7 $1 Kxf7 20. fxe3+ Ke7 $1 21. Rf4 Bxe2 (21... Rc4 {keeps more tension.} 22. Raf1 Rd2 23. Rf7+ Kd6 24. Ra7 Bb5) 22. Rxb4 b5 {The position is equal.} 23. Rd4 Rxd4 24. exd4 $11 {[%mdl 4096] Endgame KRB-KRB} Rc2 25. a4 (25. b3 {is interesting.} b4 26. d5 e5 27. Be4 Rd2 28. Rc1) 25... bxa4 26. Rxa4 Rxb2 27. d5 exd5 28. Bxd5 Bh5 29. Ra2 Rxa2 30. Bxa2 Bf7 31. Bxf7 {Weighted Error Value: White=0.04/Black=0.03} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.27"]
[Round "8.4"]
[White "Bai, Jinshi"]
[Black "Yu, Yangyi"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2618"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,61,0,0,0,0,0,0,0,0,0,0,0,7,0,10,0,6,0,0,0,0,0,5,0,0,0,11,6,23,14,23,13,41,37,36,10,10,10,10,0,0,0,10,0,10,10,10,10]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bxf6 Qxf6 8. Qb3 {8.Qa4+ might become the main line.} Qb6 9. a3 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} Ba5 10. Qc2 {[#] And now b4 would win.} Bf5 11. Qa4+ Bd7 12. Qc2 {Hoping for b4.} Bxc3+ 13. Qxc3 O-O 14. e3 Rc8 15. Bd3 Bb5 {[#]} 16. Bxb5 $146 ({Predecessor:} 16. O-O Bxd3 17. Qxd3 Nd7 18. Rfc1 Nf6 19. Rc2 c6 20. Ne5 Re8 21. Rac1 Re7 22. Qf5 {0-1 (57) Lou,Y (2468)-Yu,Y (2688) Reykjavik 2013}) 16... Qxb5 17. a4 Qb6 18. b4 Nd7 19. O-O c6 20. Nd2 a6 21. Nb3 Re8 22. Nc5 Re7 23. Rfe1 Rae8 24. Nxd7 (24. Reb1 {with more complications.} Qc7 25. Nd3 Nf6 26. b5 Ne4 27. Qb2) 24... Rxd7 25. Qc5 Qxc5 {The position is equal.} 26. bxc5 $11 {KRR-KRR} f5 27. f4 g5 28. g3 g4 29. h4 h5 30. a5 Kf7 31. Kf2 {Weighted Error Value: White=0.04/Black=0.05} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.27"]
[Round "8.5"]
[White "Wei, Yi"]
[Black "Zhao, Jun"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2732"]
[BlackElo "2638"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,87,0,22,25,25,33,30,31,43,50,51,32,74,68,137,121,107,121,258,228,242,235,228,151,285,278,310,304,298,311,446,463,434,333,375,341,408,408,400,372,340,0,327,335,490,480,485,458,965,965,775,470,465,460,426,434,526,526,429,501,661,661,622,648,639,649,622,622,615,576,29959,29958,29988,29968,29978,29976,29988,29989,29989,29990]} 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. c3 e6 6. Bd3 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} Bd6 {The main line 6...Bd6 scores better than 6...Nf6.} 7. O-O Nge7 8. Re1 {White has an edge.} Qc7 {[#]} 9. b3 $146 ({Predecessor:} 9. a3 Bd7 10. c4 dxc4 11. Bxc4 O-O 12. Nc3 Nb4 13. Bb3 Nbd5 14. Ne4 Bc6 15. Bg5 {1-0 (40) Ehlvest,J (2517)-Jaracz,P (2456) chess.com INT 2020}) 9... b6 10. c4 Bb4 11. Re3 Bb7 (11... h6 $14) 12. a3 $16 Bd6 13. Nc3 O-O-O (13... a6 $16) 14. Nb5 $18 Qd7 15. Nxd6+ Qxd6 16. Bb2 Qf4 (16... dxc4 $16 {is a better defense.} 17. bxc4 Kb8) 17. c5 Nf5 18. Bxf5 Qxf5 19. b4 bxc5 (19... Kb8 $142 20. b5 Na5) 20. b5 Nxd4 21. Nxd4 cxd4 22. Bxd4 Rd7 23. Rc1+ Kd8 24. Rf3 Qe4 25. Re3 ({Resist} 25. Bxg7 Rg8 $18) ({Not} 25. Bxa7 d4 $16) 25... Qf5 26. Bxg7 d4 {[#]} (26... Rg8 $142) 27. Rg3 $1 Re8 28. Qd2 f6 (28... Rc7 $142 29. Rg5 (29. Qxd4+ Qd5 $18) (29. Bxd4 Rxc1+ 30. Qxc1 Kd7 $18) 29... Rxc1+ 30. Qxc1 Qd3) 29. Qa5+ Ke7 30. Qb4+ Kf7 31. Bh6 {[%csl Gh6][%cal Rg3g7]} e5 32. b6 a5 33. Qb5 {Intending Rg7+ and mate.} Red8 34. h3 Ke6 {[#]} 35. Rc6+ $1 {[%mdl 512]} Bxc6 36. Qxc6+ Rd6 37. Qc4+ Rd5 {White must now prevent ...Qb1+.} 38. Rb3 a4 39. Rb5 {Hoping for b7.} Qe4 40. b7 {White mates.} Rg8 41. Qc6+ Ke7 {[#]} 42. Bf8+ $1 {[%mdl 512]} Kf7 (42... Rxf8 43. Rxd5) 43. Qc7+ Kg6 44. b8=Q {Black got outplayed after the opening.  Weighted Error Value: White=0.23/Black=0.50} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.27"]
[Round "8.6"]
[White "Lu, Shanglei"]
[Black "Xu, Yinglun"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2615"]
[BlackElo "2554"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,38,14,-5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. a3 cxd4 9. Nxd4 Bc5 10. Qd2 O-O 11. O-O-O {The position is equal.} Rb8 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} 12. h4 Bxd4 13. Bxd4 b5 14. Rh3 Nxd4 (14... b4 15. axb4 Rxb4 16. Ne2 Rb7 17. h5 f6 18. h6 fxe5 19. hxg7 Rf7 20. fxe5 Rxg7 21. Rh5 Nxd4 22. Qxd4 Qa5 23. Kb1 Nc5 24. Rh4 Bd7 25. Nc1 Be8 26. Bd3 {½-½ (50) Lu,S (2639)-Xu,Y (2478) Shenyang 2019}) 15. Qxd4 Qe7 {[#]} 16. Qb4 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 16. b4 Nb6 17. h5 Bd7 18. Qc5 Qd8 19. Bd3 Re8 20. g4 a5 21. g5 axb4 22. axb4 Na4 23. Qd4 Qc7 24. Ne2 Nb6 25. Kd2 Ra8 26. Ke1 {1-0 (55) Trent,B (2380)-Haugen,A (2391) ICCF email 2018}) 16... Qd8 17. Qd4 Qe7 18. Qb4 Qd8 19. Qd4 Qe7 {A rather calm draw.  Weighted Error Value: White=0.02/Black=0.00} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.28"]
[Round "9.1"]
[White "Xu, Yinglun"]
[Black "Xu, Xiangyu"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2554"]
[BlackElo "2573"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,56,17,0,12,14,0,7,16,10,10,10,10,10,10,10,10,10,10,10,12,10,10,9,10,10,10,16,15,6,11,10,13,14,16,0,0,0,16,0,0,0,20]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. Bg5 h6 6. Bxf6 Qxf6 7. Qb3 c5 8. cxd5 exd5 9. dxc5 {The position is equal.} Bxc3+ {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} 10. Qxc3 Qxc3+ 11. bxc3 Na6 12. Rd1 Be6 13. e4 dxe4 14. Bxa6 bxa6 15. Nd4 Rc8 16. Nxe6 fxe6 $11 {[%mdl 4096] Endgame KRR-KRR} 17. Rd6 {[%mdl 64] [#] Double Attack} O-O 18. Rxe6 Rxc5 19. Rxe4 Rxc3 {aiming for ...Rc1+.} 20. O-O $1 Rc2 21. Ra4 Rf6 22. g4 Rb6 23. Kg2 Rbb2 24. a3 Rb6 {[#]} 25. Re1 $5 $146 {[%mdl 8] An interesting novelty.} ({Predecessor:} 25. Rf4 Rbc6 26. Rd1 R2c4 27. Rd8+ Kh7 28. Rdd4 Rxd4 29. Rxd4 Rc5 30. a4 a5 31. Kg3 h5 32. gxh5 Kh6 33. Rg4 Kxh5 34. Rxg7 Rc4 35. Rh7+ {½-½ (58) Kempinski,R (2600)-Kryvoruchko,Y (2652) Eretria 2011}) 25... Rf6 26. Rf1 Rb6 27. Re1 Rf6 28. Rf1 Rb6 {Not much happened in this game.  Weighted Error Value: White=0.03/Black=0.01} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.28"]
[Round "9.2"]
[White "Zhao, Jun"]
[Black "Lu, Shanglei"]
[Result "1/2-1/2"]
[ECO "B97"]
[WhiteElo "2638"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,50,0,0,0,0,0,0,0,0,0,0,-1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. f5 Nc6 11. fxe6 fxe6 {The position is equal.} 12. Nxc6 {B97: Sicilian Najdorf: Poisoned Pawn.} bxc6 13. Bd3 {Recently 13.Be2 got a lot of attention.} Be7 14. e5 dxe5 15. O-O O-O 16. Qe1 a5 17. Ne4 {[#] Threatening Qh4.} Ba6 $146 ({Predecessor:} 17... Nxe4 18. Qxe4 g6 19. Bxe7 Rxf1+ 20. Kxf1 Qxe7 21. Qxc6 Qa7 22. Bc4 Bd7 23. Bxe6+ Bxe6 24. Qxe6+ {½-½ (31) Petkov,M (2409)-Mendonca,L (2516) Budapest 2020}) 18. Rb3 Bc5+ ({Much worse is} 18... Qxa2 $6 19. Bxa6 Qxc2 20. Bxf6 $16) 19. Kh1 Nxe4 20. Rxa3 ({Don't blunder} 20. Rxf8+ $2 Rxf8 21. Rxa3 Nf2+ 22. Qxf2 Rxf2 $19) 20... Rxf1+ 21. Bxf1 Nf2+ 22. Kg1 Nh3+ $1 {[%mdl 64] [#] Discovered Attack (Double check)} 23. Kh1 Nf2+ 24. Kg1 Nh3+ $1 {[%mdl 64] Discovered Attack (Double check)} 25. Kh1 Nf2+ {A rather calm draw.  Weighted Error Value: White=0.00/Black=0.00} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.28"]
[Round "9.3"]
[White "Yu, Yangyi"]
[Black "Wei, Yi"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2709"]
[BlackElo "2732"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,83,10,0,0,0,10,2,8,7,11,7,7,0,0,4,75,25,12,25,44,73,102,80,75,80,98,94,112,111,101,114,112,105,175,167,180,150,127,113,106,74,107,113,106,106,128,129,125,27,29,27,25,24,108,100,368,291,467,462,391,184,444,444,453,445,453,453,643,622]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. h3 O-O 9. Be2 cxd4 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} 10. cxd4 Nc6 {[%cal Rc6d4]} 11. Be3 Qa5+ {The position is equal.} 12. Bd2 Qa3 13. d5 Ne5 14. Rb1 {14.0-0 is setting a new trend.} Nxf3+ 15. Bxf3 {[#]} f5 $146 (15... Qxa2 $11 {keeps the balance.} 16. O-O b6) ({Predecessor:} 15... b6 16. O-O Qd6 17. Bb4 Qe5 18. d6 Bf6 19. Rc1 Rb8 20. Rc7 Ba6 21. dxe7 Rfe8 {1-0 (40) Nguyen,N (2659)-Laylo,D (2499) Ho Chi Minh City 2015}) 16. e5 Bxe5 17. O-O Qd6 18. Re1 {[%mdl 1024] White has compensation.} a5 19. Re2 b6 20. Qe1 Bf6 21. Qc1 Bb7 {[#]} 22. Bf4 $1 {[%cal Rf4d6]} Qd7 23. Rxb6 Rac8 24. Qe1 Rf7 (24... Rfd8 $16) 25. Qxa5 $18 g5 {[#]} 26. Qa7 $1 Bc6 27. Qxd7 ({Not} 27. Rxc6 Qxa7 28. Rxc8+ Rf8 $15) 27... Bxd7 28. Rb7 gxf4 29. Rxd7 Rff8 30. a4 Rc1+ 31. Kh2 Kh8 32. a5 ({White should play} 32. Rb7 $16) 32... Ra1 $11 33. Ra7 Rg8 {Strongly threatening ...Bh4.} 34. Rd2 $36 {[%mdl 2048] Hoping for Rd1. White has good play.} Rf1 {[#]} (34... Rd8 $11 {remains equal.}) 35. Rd1 $1 $16 {[%cal Rd1f1]} Rxf2 {[%mdl 8192] Loses the game.} (35... Rxd1 $16 36. Bxd1 Rd8) 36. a6 {[%cal Ba5a6,Ba6a7][%mdl 32] d6 is the strong threat.} Ra2 $2 (36... Bh4 {is a better defense.} 37. Rb7 Ra2) 37. d6 $18 exd6 38. Rf7 (38. Bd5 $142 Rgxg2+ 39. Bxg2) 38... Be5 $2 (38... Bh4) 39. a7 {White is clearly winning.} h6 40. Kh1 Ra4 41. Rb7 Bf6 (41... h5 $142 42. Bd5 Rg3 43. Rb8+ Kh7) 42. Rxd6 {Weighted Error Value: White=0.20/Black=0.39} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.28"]
[Round "9.4"]
[White "Wen, Yang"]
[Black "Bai, Jinshi"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2594"]
[BlackElo "2618"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,60,7,23,-17,0,-19,-10,-14,-8,-25,0,0,0,0,0,0,7,12,13,0,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,5,10,6,13,11,10,4,7,8,14,9,12,0,10,10,12]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. c4 e6 5. Qb3 Bd6 {[#]} 6. Bg5 $146 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} ({Predecessor:} 6. Bxd6 cxd6 7. cxd5 Nxd5 8. Nbd2 Nf6 9. e3 Nbd7 10. Be2 Qb6 11. Nc4 Qc7 12. Qxb7 Qxb7 13. Nxd6+ {1-0 (37) Laurent,M (2054)-Stephan,A (1881) Avoine 2010}) 6... dxc4 7. Qxc4 Nbd7 8. Nc3 {[#] Strongly threatening e4!} h6 9. Bh4 {With the idea e4!} Be7 10. e3 {The position is equal.} O-O 11. Be2 c5 12. O-O Ne4 13. Bxe7 Qxe7 14. Rac1 cxd4 15. Qxd4 Ndf6 16. Qe5 Rac8 17. Nd4 Nxc3 18. Rxc3 Be4 19. Rfc1 Rxc3 20. Rxc3 Qb4 21. Qb5 Qxb5 22. Bxb5 a6 23. Be2 Bd5 24. a3 Rd8 25. f3 e5 26. Nb3 Bxb3 27. Rxb3 Rd7 28. Kf1 Kf8 29. f4 exf4 30. exf4 Ne4 {An uneventful encounter.  Weighted Error Value: White=0.05/Black=0.04} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.28"]
[Round "9.5"]
[White "Zhang, Rui"]
[Black "Lin, Yi"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1658"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,92,-2,-3,-42,-45,-56,-56,-56,-56,-56,-57,-54,-57,-60,-47,-53,-57,-59,-54,-74,-23,-39,8,10,9,18,10,14,11,11,11,-83,-92,-115,-108,-102,-75,-105,-95,-148,-147,-193,-179,-168,-47,-157,-170,-170,-170,-162,-145,-161,-165,-163,-127,-255,-237,-12833,-12836,-12833,-12834,-12839,-12838,-12840,-12840,-12841,-12841,-12841,-12842,-12842,-12843,-12846,-12847,-12847,-12847,-12849,-12848,-12849,-12849,-12850,-12850]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 d6 6. cxd4 Nc6 7. Bc4 Nb6 8. Bd3 {B22: Sicilian: 2 c3.} Bg4 9. h3 Bxf3 10. Qxf3 {Black is slightly better.} Nxd4 11. Qxb7 Qc8 12. Qxc8+ Rxc8 13. Nc3 dxe5 14. O-O e6 15. Be3 Bc5 16. Rac1 {[#]} Ke7 $146 ({Black should try} 16... O-O $17) ({Predecessor:} 16... O-O 17. Ba6 Rb8 18. Rfd1 Rfd8 19. Kf1 Be7 20. Nb5 Nxb5 21. Rxd8+ Bxd8 22. Bxb5 Nd5 23. Bxa7 Rxb5 {0-1 (44) Antoli Royo,J (2434)-Damljanovic,B (2611) Pamplona 2011}) 17. Ba6 Rb8 18. Ne4 Bd6 19. Nxd6 Kxd6 20. f4 {fxe5+ is the strong threat.} f6 21. fxe5+ fxe5 {Threatens to win with ...Nd5.} 22. Rf7 (22. b3 $11) 22... Nd5 $17 23. Bxd4 exd4 24. b3 g5 25. Bc4 Ne3 26. Rxa7 ({White should play} 26. Ba6) 26... Ra8 $1 {[%cal Ra8a7]} 27. Rb7 Rxa2 28. Rb6+ {[#]} Kc5 (28... Ke5 $1 $19 29. Rxe6+ Kf5) 29. Rxe6 (29. Rb5+ $15 Kd6 30. Rxg5) 29... Rxg2+ 30. Kh1 {Strongly threatening Rxe3!} Rc2 31. Re5+ {[#]} Kb4 $1 32. Rxc2 Nxc2 33. Rxg5 {[%mdl 4096] Endgame KRB-KRN} Ne3 34. Bd3 {Loses the game.} (34. Ba6 $17 {keeps fighting.}) 34... Kc3 $19 ({Much less strong is} 34... Kxb3 35. Rc5 $17) 35. Bb1 (35. Be2) 35... d3 {Black is clearly winning.} 36. Bxd3 Kxd3 {KRN-KR} 37. Kh2 Ke4 38. Rg7 h5 39. Re7+ Kf4 40. Rf7+ Nf5 41. Rc7 Rd8 42. Rc4+ Kf3 43. Rc3+ Ne3 {( -> ...Rd2+)} 44. h4 Rd2+ 45. Kh3 Rd1 {[%cal Rd1h1]} 46. Kh2 Kf2 {Weighted Error Value: White=0.45/Black=0.09} 0-1

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.28"]
[Round "9.6"]
[White "Ju, Wenjun"]
[Black "Huang, Renjie"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2560"]
[BlackElo "2422"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,93,0,4,4,20,4,2,0,10,23,12,7,10,9,23,29,29,29,83,80,82,82,88,74,80,66,136,127,129,162,202,203,334,342,352,293,292,256,280,203,300,150,133,138,354,207,478,373,584,584,536,450,416,105,214,225,251,177,180,180,177,183,338,335,364,359,470,470,470,470,586,586,586,586,586,583,866,615,955,930]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Re1 O-O 7. d4 d5 8. e5 Ne4 9. Be3 $1 {[%mdl 4] outshines the older 9.Bxc6. B31: Sicilian: 2...Nc6 3 Bb5 g6.} Qb6 10. Bxc6 bxc6 11. Qc1 {The position is equal.} c4 12. Nbd2 Nxd2 13. Nxd2 Bf5 14. b3 {[#]} Qa6 $146 ({Predecessor:} 14... Bd3 15. Qa3 Rfe8 16. Qa4 Qb5 17. Qxb5 cxb5 18. a4 b4 19. Rec1 Rec8 20. bxc4 dxc4 21. cxb4 {0-1 (50) Alekseev,E (2626)-Vokhidov,S (2512) chess.com INT 2020}) 15. Bg5 f6 16. Bf4 fxe5 (16... g5 $11 {remains equal.} 17. exf6 exf6) 17. Bxe5 $16 Bh6 18. bxc4 dxc4 19. f4 c5 20. Nf3 Rad8 ({Black should try} 20... cxd4 $14 21. Nxd4 e6) 21. dxc5 Qc6 22. Qe3 Rd3 23. Qf2 {And now Qh4 would win.} Be4 (23... Bg4 $142) 24. Nd4 $18 Qd5 25. Qe2 Bf5 26. c6 Bc8 27. Qf2 Rxc3 (27... Bg5 {was called for.} 28. Re3 a6) 28. Nf5 Rxf5 $16 29. Bxc3 Rxf4 $2 (29... Bxf4 $16 30. Qd4 Qxd4+ 31. Bxd4 Kf7) 30. Qe2 (30. Qxa7 $142 Bh3 31. Re2 (31. gxh3 Qg5+ 32. Kh1 Qd5+ {[%mdl 64] Double Attack} 33. Kg1 Qg5+ 34. Kh1 Qd5+ {[%mdl 64] Double Attack} 35. Kg1 $11)) 30... Rf5 $2 (30... Qc5+ {is a better defense.} 31. Kh1 Qxc6) 31. Rad1 Qxc6 (31... Qc5+ {was necessary.} 32. Kh1 Rf8) 32. Qxe7 $18 {White wants to mate with Rd8+.} Bb7 {[%csl Gb7][%cal Rc6g2]} 33. Rd8+ Rf8 {[#]} 34. Rxf8+ (34. Rd2 $142 $1 {[%mdl 512] Re6 is the strong threat.} Rf5 35. Re6) 34... Bxf8 {[%csl Gb7][%cal Rc6g2] [#]} 35. Qe2 Bc8 36. Qe5 $40 {[%mdl 128] White is out for blood.} Qc5+ 37. Kf1 {Qh8+ would kill now.} Qxe5 38. Rxe5 {[%mdl 4096] Endgame aiming for Re8. KRB-KB} (38. Bxe5 $6 Bf5 $14) 38... Bf5 $2 (38... Kf7 39. Ra5 a6) 39. Ra5 Bd6 40. g3 ({Resist} 40. Rxa7 Bxh2 41. a4 Bd6 $18) 40... Kf8 41. Rxa7 {White is clearly winning.} h5 42. a4 {[%cal Ba2a4,Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Ke8 43. a5 Be4 44. a6 Kd8 45. Rg7 Kc8 46. a7 Bc5 47. Rg8+ {Weighted Error Value: White=0.35/Black=0.51} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.29"]
[Round "10.1"]
[White "Xu, Xiangyu"]
[Black "Huang, Renjie"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2573"]
[BlackElo "2422"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,60,50,36,50,44,42,46,42,42,52,12,18,10,19,20,29,18,45,43,24,22,46,39,52,49,42,0,8,6,6,10,43,0,0,0,0,0,0,0,0,0,0]} 1. g3 {Avrukh,B} d5 2. Nf3 Nf6 3. Bg2 c5 4. d4 cxd4 5. O-O e6 6. Nxd4 e5 7. Nb3 Nc6 8. Bg5 Be6 9. Nc3 d4 10. Ne4 Be7 11. Bxf6 Bxf6 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} 12. Nbc5 Bc8 13. c3 Be7 {[#] Strongly threatening ...f5.White is slightly better.} 14. cxd4 exd4 {[#] With the idea ...f5.} 15. b4 $146 ({Predecessor:} 15. Qb3 Qb6 16. Qxb6 axb6 17. Nd3 O-O 18. Rfc1 Re8 19. Kf1 Bg4 20. h3 Bf5 21. Rd1 Bf8 22. Nd2 h5 23. Nf4 Nb4 24. a3 g5 25. Nxh5 {1-0 (25) Kharitonov,A (2540)-Shcherbakov,R (2580) Sochi 1997 CBM 062 [Avrukh,B]}) 15... O-O 16. a3 a5 17. Qa4 Qb6 {[#]} 18. b5 $1 Na7 (18... Ne5 19. Qxd4) 19. Qxd4 Nxb5 20. Qc4 Bf5 21. Na4 Qg6 22. Qxb5 {Hoping for Nec3.} Bxe4 23. Rfd1 Rad8 24. Bxe4 Qxe4 25. Nc3 Qc6 (25... Rxd1+ {is interesting.} 26. Rxd1 Qc2 27. Rd3 Bf6 28. Qxa5 Bxc3 29. Qxc3 Qxe2 30. a4 Re8) 26. Qxc6 (26. Qxa5 {is more complex.} Rfe8 27. Nd5 Bc5 28. Qd2 Rd7 29. Rac1) 26... bxc6 {The position is equal.} 27. Rdc1 Rd4 28. Nd1 Ra4 29. Rxc6 Rxa3 30. Rxa3 Bxa3 {Weighted Error Value: White=0.08/Black=0.07} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.29"]
[Round "10.2"]
[White "Lin, Yi"]
[Black "Ju, Wenjun"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "2408"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,51,13,17,20,26,30,34,27,40,30,37,39,38,39,40,0,-1,-21,0,0,0,0,0,0,0,0,0,-5,-5,-5,0,0,0,-5,0,0,0,-5]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Nf6 6. Nc3 a6 7. Be2 Bf5 8. Nf3 {8.Nf3 is better than 8.g4.} e6 9. Qb3 {D13: Slav Defence: Exchange variation without ...Bf5.} Nh5 {[#]} 10. Qxb7 $146 ({Predecessor:} 10. Bg5 Qc7 11. Ne5 h6 12. Bh4 Nxe5 13. dxe5 g5 14. Bxh5 gxh4 15. O-O Be7 16. Qa4+ Kf8 {½-½ (26) Ryzhkov,I (2356)-Gnilka,T (2292) ICCF email 2016}) 10... Na5 11. Qc7 {White is slightly better.} Nxf4 12. Qxd8+ Rxd8 13. exf4 Rb8 14. O-O-O Bb4 15. Bd3 {Bxf5 is the strong threat.} (15. Nh4 $5 {[%cal Rh4f5]}) 15... Bg4 {The position is equal.} 16. Bxa6 Bxf3 17. gxf3 Bxc3 18. bxc3 Rb6 19. Bd3 Ke7 20. Kc2 Rc8 21. Rc1 ({Much worse is} 21. Bxh7 Nc4 $17) 21... g6 22. Kd2 Rb2+ 23. Rc2 Rb6 24. Rcc1 Rb2+ 25. Rc2 Rb6 26. Rcc1 {Weighted Error Value: White=0.05/Black=0.02} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.29"]
[Round "10.3"]
[White "Bai, Jinshi"]
[Black "Zhang, Rui"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2618"]
[BlackElo "1658"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,63,30,114,112,107,118,118,116,230,225,219,219,239,201,193,202,246,232,266,260,271,271,271,267,273,264,297,263,285,281,451,448,443,422,489,477,510,505,501,500,486,473,1161,1149]} 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 exd5 8. d4 Nc6 9. Bb2 Ne4 10. Nc3 Bf6 11. Na4 b5 (11... cxd4 $11 12. Nxd4 Bd7) 12. Nxc5 $16 {D34: Tarrasch Defence: 6 g3 Nf6 7 Bg2 Be7.} Nxc5 13. Rc1 {[%mdl 64] Pin} Nxb3 14. Qxb3 {White is better.} Qd6 (14... Qb6 $16) 15. Ne5 $1 $18 (15. Qxb5 $6 Rb8 $16) 15... Na5 {[#]} 16. Qxb5 $146 ({Predecessor:} 16. Qxd5 Qxd5 17. Bxd5 Rb8 18. Nxf7 Bb7 19. Be6 Rfe8 20. Nd8+ Rxe6 21. Nxe6 Nc4 22. Ba1 {1-0 (49) Cuevas,A (2262)-Kropff,R (2174) Buenos Aires 2014}) 16... Rb8 17. Qxa5 Rxb2 18. Bxd5 Be6 {[#]} 19. Nc4 $1 Rxa2 (19... Qb4 20. Qxb4) 20. Bxe6 (20. Nxd6 $6 Rxa5 21. Bxe6 fxe6 $16) ({Much less strong is} 20. Qxa2 Qxd5 21. Qa5 (21. Qxa7 Bxd4 22. Qa5 Qe4 $16) 21... Qxd4 $18) 20... Rxa5 {[#]} 21. Bxf7+ {[%mdl 512]} Kxf7 22. Nxd6+ Ke6 23. Nb7 Ra2 24. Nc5+ Kd6 25. e3 a5 $2 (25... Bd8 {was worth a try.} 26. Ne4+ Ke7) 26. Ra1 {White is clearly winning.} Rxa1 27. Rxa1 Ra8 {[#]} 28. Rxa5 $3 {[%mdl 576] Decoy} Rxa5 (28... Re8 29. Kg2) 29. Nb7+ {[%mdl 64] Double Attack} Kd5 30. Nxa5 Ke4 31. Nb7 Kf3 (31... g6 $142 32. Kf1 Kd5) 32. d5 {Black got outplayed after the opening.  Weighted Error Value: White=0.04/Black=0.40} 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.29"]
[Round "10.4"]
[White "Wei, Yi"]
[Black "Wen, Yang"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "2732"]
[BlackElo "2594"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,71,5,34,34,25,34,29,24,32,31,31,20,26,12,49,41,65,50,45,45,59,32,60,65,69,56,69,64,58,70,87,100,95,78,79,75,91,73,308,318,370,97,266,111,116,112,166,164,164,164,151,130,134,141,302,47,173,180,161,135,260,260,365,365]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. d4 exd4 5. c3 a6 6. Bc4 {C60: Ruy Lopez: Unusual Black 3rd moves and 3...g6.} b5 7. Bb3 Bg7 8. cxd4 {White has an edge.} Nge7 9. d5 Na5 10. Bd2 Nxb3 11. axb3 d6 12. Bc3 f6 13. O-O O-O 14. Na3 {[%cal Bb1a3,Ba3c2,Bc2b4,Bb4d5][%mdl 32] [#]} Qe8 $146 ({Predecessor:} 14... Bd7 15. Nc2 c5 16. dxc6 Bxc6 17. Nfd4 Bd7 18. Bb4 Qb6 19. Nf3 Rfe8 20. Bxd6 Rad8 {1-0 (65) Yoo,C (2254)-Cornette,D (2404) Douglas 2017}) 15. Re1 Bd7 16. Nc2 Qf7 17. Qd2 Rfd8 18. Ba5 Rdc8 19. Nb4 c5 20. dxc6 $1 Nxc6 21. Nd5 $1 ({But not} 21. Qxd6 $6 Bf8 $11) 21... Nxa5 22. Qxa5 Rcb8 23. Rec1 f5 $2 (23... Rb7 $16) 24. Ng5 $18 Qf8 25. Qc7 $2 (25. Rc7 $18 {and White stays clearly on top.} Qd8 26. Qd2) 25... Qd8 (25... Rd8 $16) 26. Qxd6 (26. exf5 $18 {has better winning chances. Strongly threatening f6.} Qxg5 27. Qxd7 gxf5 28. Rc7 (28. Qxd6 Bxb2 {[%mdl 64] Double Attack} 29. h4 Qd8 $14)) 26... Qxg5 $16 27. Qxd7 {Threatens to win with Rc7.} fxe4 (27... Rd8 $16 28. Qe6+ Kh8) 28. Rc7 $18 {[%csl Gc7][%cal Rd7g7]} Qe5 29. Ne7+ $1 Kh8 {...Rd8 is the strong threat.} 30. Nc8 $40 {[%mdl 128] Intending Qd8+ and mate. White goes for the king.} h5 31. Rd1 {aiming for Ne7.} e3 $2 {[#]} (31... Kh7 $16) 32. fxe3 $2 ({Only move:} 32. f4 $1 $18 {[%cal Rf4e5]} Qxc7 {[%mdl 64] Remove Defender} 33. Qxc7 Rxc8 34. Qb6 {[%mdl 64] Double Attack}) 32... Qxe3+ (32... Kh7 $1 $14) 33. Kh1 {[%csl Gc7][%cal Rd7g7]} Qe5 34. Ne7 Rb6 {[#]} (34... Qg5 $16) 35. Rc6 $1 Qxe7 (35... Rxc6 $142 36. Qxc6 {[%mdl 64] Double Attack} Qxe7 37. Qxa8+ Kh7 38. Qxa6 Qe2) 36. Rxb6 {Weighted Error Value: White=0.29/Black=0.49} ({Weaker is} 36. Qxe7 Rxc6 37. g4 Rac8 $18) 1-0

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.29"]
[Round "10.5"]
[White "Lu, Shanglei"]
[Black "Yu, Yangyi"]
[Result "1/2-1/2"]
[ECO "C24"]
[WhiteElo "2615"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,61,2,10,10,14,14,14,12,14,12,10,14,26,13,38,24,39,26,38,30,21,0,25,18,13,21,27,31,24,27,37,48,45,47,34,0,1,8,7,8,25,0,0,0,0,0,0,0,20,-218,0,-29,0,-23]} 1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 a5 {[#] Hoping for ...a4.} 6. a4 {C24: Bishop's Opening: 2...Nf6.} ({Don't blunder} 6. Nxe5 $2 a4 $19) 6... Bb4+ 7. c3 Bd6 8. exd5 cxd5 9. Bg5 Be6 10. Na3 h6 11. Bh4 Nc6 12. Nb5 Bb8 13. O-O O-O 14. Re1 {[#]} Ra6 $146 ({Predecessor:} 14... g5 15. Bg3 Bg4 16. h3 Bh5 17. Re3 Kg7 18. Rc1 Ng8 19. d4 e4 20. Bxb8 Rxb8 {1-0 (35) Aronian,L (2781)-Duda,J (2743) chess24.com INT 2020}) 15. h3 Re8 16. Rc1 Qd7 17. Bg3 {[%cal Rg3e5]} Bf5 18. d4 {[%cal Rg3e5] Strongly threatening Bxe5.} e4 {Threatens to win with ...Bxg3.} 19. Bxb8 {aiming for Ne5.} Rxb8 20. Ne5 Qe7 21. f4 Be6 22. c4 dxc4 23. Bxc4 Bxc4 24. Rxc4 Rd8 25. Qc1 Rb6 26. Nc3 Nxd4 27. Nxe4 Ne6 28. f5 Nd4 29. Qf4 {[#]} (29. Nf2 $11 {and White stays safe.}) 29... Rb4 $2 (29... Nh5 $1 $19 {[%cal Rh5f4]} 30. Qg4 Qxe5) 30. Rxb4 axb4 31. Ng4 {Weighted Error Value: White=0.22/Black=0.14} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.29"]
[Round "10.6"]
[White "Xu, Yinglun"]
[Black "Zhao, Jun"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2554"]
[BlackElo "2638"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,80,26,19,12,17,0,19,18,31,18,29,6,42,36,32,16,10,0,6,0,0,-48,-48,-48,-49,-22,28,20,52,53,63,59,58,54,54,54,54,54,49,49,47,61,61,61,61,61,61,51,61,0,82,82,82,82,94,29,28,0,0,0,42,40,66,61,61,61,61]} 1. c4 c6 2. d4 d5 3. cxd5 cxd5 4. Bf4 Nf6 5. Nc3 Nc6 6. e3 a6 7. Bd3 Bg4 8. Nge2 e6 9. f3 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3.} Bh5 10. O-O Bd6 11. Rc1 {The position is equal.} O-O 12. Na4 e5 13. dxe5 Bxe5 14. Qb3 Qe7 {[#]} 15. Kh1 $146 ({Predecessor:} 15. Rfe1 Rfe8 16. Bg5 Qb4 17. Qc2 Bg6 18. Bxg6 hxg6 19. a3 Qa5 20. b4 Qc7 21. Kh1 {½-½ (60) Mukherjee,A (2495)-Atakisi,F (2523) Switzerland 2002}) 15... Bg6 16. Bxg6 hxg6 17. Bg5 Rad8 18. Nc5 Na5 $1 {[%cal Ra5b3]} 19. Qb4 Nc4 {aiming for ...Bd6.} 20. b3 {[%cal Bb2b3,Bb3c4][%mdl 32] [#]} Bd6 $1 21. Qxb7 Qe5 {[%csl Gd6][%cal Re5h2]} 22. Bf4 $36 {[%mdl 2048] White is pushing.} Qb2 {[%mdl 64] Double Attack} 23. bxc4 Qxe2 {[#]} 24. Rfe1 $1 {[%cal Re1e2]} Qxa2 25. Qxa6 Qxa6 26. Nxa6 Bxf4 27. exf4 dxc4 28. Rxc4 Rd2 29. Nb4 Ra8 30. Kg1 Kh7 31. g3 $1 Ra3 32. Rc2 (32. Rf1 $1 $14) 32... Rd6 (32... Rxc2 $11 33. Nxc2 Rxf3) 33. Nc6 Nd7 34. Kg2 f6 35. Re7 (35. Re8 $16) 35... Nb6 $1 $11 {[%cal Rb6d5] White must now prevent ...Nd5.} 36. Nb4 {Rcc7 is the strong threat.} Rb3 $1 37. Rcc7 Rb2+ 38. Kh3 {White is slightly better.} Nd7 39. Rcxd7 Rxd7 40. Rxd7 Rxb4 {Weighted Error Value: White=0.09/Black=0.12} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.30"]
[Round "11.1"]
[White "Zhao, Jun"]
[Black "Xu, Xiangyu"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "2638"]
[BlackElo "2573"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,52,-11,0,-27,-8,-6,-11,-15,-15,-35,-35,-34,-34,-32,-32,-40,-40,-40,-24,-29,-29,-24,-26,-39,-13,-31,-25,-48,-48,-48,-48,-48,-48,-50,-40,-40,0,-57,0]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Be2 Bb4 7. Qd3 d5 8. Nxc6 bxc6 9. e5 {B45: Sicilian Four Knights.} Ne4 10. O-O Bxc3 11. bxc3 {The position is equal.} Qa5 {[#]} 12. a4 $146 ({Predecessor:} 12. Bd2 Nxd2 13. Qxd2 Ba6 14. Bxa6 Qxa6 15. f4 g6 16. Rf3 Kd7 17. h3 h5 18. Kh2 {1-0 (24) Matinian,N (2470)-Perrine,D (2247) Chess.com INT 2020}) 12... Nxc3 13. Bd2 Nxe2+ 14. Qxe2 {[#]} Ba6 $1 15. Bxa5 Bxe2 16. Rfe1 Ba6 17. Bb4 Kd7 18. Bc5 Rhb8 19. Reb1 Bc4 (19... f6 {with more complications.} 20. f4 fxe5 21. fxe5 Kc8 22. Kf2 Rxb1 23. Rxb1 Rb8) 20. f4 Kc8 21. Kf2 Rxb1 22. Rxb1 Rb8 23. Rxb8+ Kxb8 24. Ke3 Bf1 25. Kf2 Bc4 26. Ke3 $1 Bf1 {Weighted Error Value: White=0.05/Black=0.06} ({Black should play} 26... Kb7 $15) 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.30"]
[Round "11.2"]
[White "Yu, Yangyi"]
[Black "Xu, Yinglun"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2709"]
[BlackElo "2554"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,60,10,21,22,36,7,23,0,0,0,0,0,0,0,29,29,55,48,54,0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-1]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 Nd7 12. O-O {D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5.} b6 13. d5 Nc5 14. Qd4 {White has an edge.} exd5 15. exd5 Qd6 16. Rfe1 Bb7 17. Rad1 {[#]} Rfe8 $146 ({Predecessor:} 17... Rae8 18. Ne5 a6 19. a3 Re7 20. Re3 Rfe8 21. Nxf7 Kxf7 22. Re6 Qd8 23. Qf4+ Kg8 24. Rxe7 Rxe7 25. d6+ Re6 26. d7 g6 27. Rd6 {1-0 (27) Giri,A (2764)-Nepomniachtchi,I (2784) chess24.com INT 2020}) 18. Ne5 f6 {[%cal Re8e5]} 19. Nc6 a6 {[#]} 20. a3 (20. Ne7+ $1 $14 Kf8 (20... Kh8 21. Qe3) 21. Nf5) 20... Kh8 {The position is equal.} 21. Qc3 Na4 ({Much weaker is} 21... Bxc6 22. dxc6 Rxe1+ 23. Qxe1 $16) 22. Qc1 Bxc6 23. dxc6 $40 {[%mdl 128] White is up to no good.} Qxc6 24. Bxa6 Rxe1+ 25. Rxe1 Qxc1 26. Rxc1 $11 {KRB-KRN} Nc5 27. Bc4 Rxa3 28. Rb1 g5 29. Rxb6 Ra1+ 30. Bf1 Ne4 {Weighted Error Value: White=0.08/Black=0.05} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.30"]
[Round "11.3"]
[White "Wen, Yang"]
[Black "Lu, Shanglei"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2594"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,70,78,83,82,92,79,88,67,74,77,99,80,95,71,68,77,62,31,31,22,31,0,0,4,16,-34,-25,-27,-21,-32,-34,-26,-13,-15,-12,-22,-10,-22,-22,-22,-18,-25,-20,-13,-19,-37,-17,-39,-16,-16,-16,-79,-56,-43,-65,-62,-68,-127,-103,-12827,-12827,-1572,-1112]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. O-O g6 5. d4 cxd4 6. Qxd4 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} f6 7. Qd5 Bd7 {[#]} 8. Bc4 $146 {[%csl Gc4][%cal Rd5f7] [#]White is better.} ({Predecessor:} 8. Nc3 e6 9. Qd3 a6 10. Bxc6 Bxc6 11. Nd4 Kf7 12. f4 Ne7 13. Be3 Qd7 14. Rad1 Rd8 15. f5 gxf5 16. exf5 {1-0 (16) Saarikangas,M (1930)-Mouawad,G (1692) ICCF email 2018}) 8... e6 9. Qd3 a6 10. a4 Qc7 11. Nc3 Nh6 12. Bb3 Ng4 13. h3 Nge5 14. Qd1 Bg7 15. Nd4 Nxd4 16. Qxd4 f5 {...Nf3+! is the strong threat.} 17. Qd1 fxe4 18. Nxe4 d5 19. Nc3 O-O 20. Be3 Nc6 21. Ne2 Na5 22. c3 b5 23. axb5 {And now b6 would win.} Nxb3 24. Qxb3 Bxb5 25. Rfe1 Bc4 26. Qc2 e5 27. Qd2 a5 28. f4 d4 29. cxd4 Bxe2 30. Rxe2 (30. Qxe2 $11 {remains equal.} exd4 31. Bd2) 30... exf4 31. Bf2 f3 32. gxf3 Rxf3 33. Kg2 (33. Ra3 $15 Rf5 34. Qc2) 33... Raf8 {Strongly threatening ...Qd7.} 34. Qxa5 $2 {[%mdl 8192]} (34. Ra3 $17 R3f5 35. Bg3) 34... Qb7 $19 35. d5 {[#]} Rxf2+ $1 {[%mdl 512] Weighted Error Value: White=0.32/Black=0.05} 0-1

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.30"]
[Round "11.4"]
[White "Zhang, Rui"]
[Black "Wei, Yi"]
[Result "0-1"]
[ECO "B04"]
[WhiteElo "1658"]
[BlackElo "2732"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,110,45,33,3,5,0,0,0,8,-12,-25,-50,-50,-50,-50,-50,-45,-42,-34,-34,-19,-37,-41,-46,-41,-50,-37,-54,-53,-53,-53,-55,-58,-70,-65,-83,-83,-83,-77,-83,-82,-82,-82,-85,-87,-87,-81,-86,-80,-80,-77,-88,-76,-83,-84,-83,-72,-83,-43,-45,-38,-38,-34,-44,-54,-207,-214,-220,-228,-225,-211,-516,-516,-514,-501,-516,-516,-508,-487,-453,-413,-920,-801,-4124,-3721,-3029,-2445,-29970,-29968,-29975,-29973,-29971,-29962,-29984,-29985,-29985,-29986,-29986,-29987,-29988,-29989]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. Bf4 {7.Qe2 is the modern continuation. B04: Alekhine's Defence: 4 Nf3.} Nc6 8. O-O O-O 9. c3 {The position is equal.} Bg4 10. h3 (10. exd6 {seems wilder.} exd6 11. h3 Qf6 12. hxg4 Qxf4 13. g5) 10... dxe5 {White must now prevent ...Bxf3.} 11. dxe5 Qxd1 12. Bxd1 {[#]} Bxf3 $146 ({Predecessor:} 12... Bf5 13. Na3 Nd7 14. Re1 Nc5 15. g4 Nd3 16. gxf5 Nxf4 17. Re4 Nd3 18. e6 fxe6 19. fxg6 Nxb2 20. gxh7+ {0-1 (38) Szell,L (2365)-Fahrner,K Berlin West 1987}) 13. Bxf3 Nc4 14. Na3 N4xe5 ({Much weaker is} 14... Bxe5 $6 15. Bh6 $14) 15. Bxc6 bxc6 16. Bxe5 Bxe5 17. Nc4 Bd6 18. b4 Rfb8 19. Rfe1 Kf8 20. Rad1 Rb5 21. g3 Rd5 22. Kg2 Ke8 23. Na5 Rxd1 24. Rxd1 $17 {[%mdl 4096] Endgame [#] KRB-KRN} c5 $1 25. Nc6 Kd7 26. Ne5+ Ke6 27. Nc6 cxb4 28. cxb4 f6 29. a3 Kd7 30. Rc1 e5 31. Kf3 f5 32. Rc3 Ke6 33. Ke2 Kd5 34. Na5 Rb8 35. Rd3+ $1 Ke6 36. Nc6 Rb6 37. Nxa7 Kd7 {And now ...Rb7 would win.} 38. b5 $2 {[#] Now White is beyond hope.} ({White must play} 38. Rc3 $1 $15) 38... Rb7 $1 $19 {[%cal Rb7a7]} 39. Nc6 {Threatens to win with Nxe5+.} Rxb5 40. Nb4 e4 41. Rd5 (41. Rd2 {is tougher.}) 41... Rxd5 42. Nxd5 Bxa3 {KB-KN} 43. f3 exf3+ 44. Kxf3 Bd6 45. g4 Ke6 46. Ne3 (46. Nc3 $142) 46... f4 47. Nc2 Kd5 48. h4 c5 49. h5 c4 {Black mates.} 50. hxg6 hxg6 51. Ne1 Kd4 52. Nc2+ Kd3 53. Ne1+ Kd2 54. Kf2 c3 55. Nf3+ Kd1 {Weighted Error Value: White=0.60/Black=0.03} 0-1

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.30"]
[Round "11.5"]
[White "Ju, Wenjun"]
[Black "Bai, Jinshi"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "2560"]
[BlackElo "2618"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,55,16,23,31,6,14,0,3,0,7,5,11,8,8,0,7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 e6 6. e3 Bd6 7. Bxd6 Qxd6 8. Bd3 O-O 9. Nf3 Nc6 10. O-O Bd7 11. Rc1 Rac8 12. a3 a6 {D13: Slav Defence: Exchange variation without ...Bf5.} 13. h3 Rc7 {[#] The position is equal.} 14. e4 $146 ({Predecessor:} 14. Qe2 Rfc8 15. Rc2 h6 16. Rfc1 Na5 17. e4 dxe4 18. Nxe4 Nxe4 19. Qxe4 f5 20. Qe1 Rxc2 21. Rxc2 Rxc2 22. Bxc2 {½-½ (35) Belov,V (2619)-Matlakov,M (2600) Dagomys 2010}) 14... dxe4 15. Nxe4 Nxe4 16. Bxe4 h6 17. d5 exd5 18. Bxd5 Be6 19. Bxc6 Rxc6 20. Rxc6 Qxc6 21. Nd4 Qb6 {[#] ...Rd8 is the strong threat.} 22. Nxe6 Qxe6 $11 {[%mdl 4096] Endgame KQR-KQR} 23. Re1 Qb6 24. Qc2 Qd6 25. Qd1 Qb6 26. Qc2 Qd6 27. Qd1 Qb6 28. Qc2 {A rather calm draw.  Weighted Error Value: White=0.04/Black=0.01} 1/2-1/2

[Event "Chinese-ch Men 2020"]
[Site "Xinghua"]
[Date "2020.12.30"]
[Round "11.6"]
[White "Huang, Renjie"]
[Black "Lin, Yi"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2422"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.12.19"]
[EventType "tourn"]
[EventCountry "CHN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,60,14,21,19,23,24,22,22,14,12,8,6,7,7,7,7,6,7,8,8,0,0,0,18,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. d4 Bf6 10. Re1 Re8 $1 {10...Re8 is better than 10...Nf5. C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 11. Bf4 Rxe1 12. Qxe1 Ne8 {The position is equal.} 13. c3 d5 14. Bd3 g6 15. Nd2 {[%cal Bb1d2,Bd2f3,Bf3e5][%mdl 32]} Ng7 16. Qe2 c6 17. Re1 Bf5 18. Bxf5 Nxf5 19. Nf3 Ng7 20. Be5 Ne6 21. Bxf6 Qxf6 22. Ne5 Re8 23. Ng4 Qd8 24. Qe5 {Black must now prevent Nf6+.} Ng7 25. Qxe8+ {[%mdl 64] [#] Decoy} ({Not} 25. Nh6+ $2 Kf8 $19) 25... Nxe8 26. Rxe8+ {[%mdl 64] Remove Defender} Qxe8 {[%cal Re8e1]} 27. Nf6+ {[%mdl 64] Double Attack} Kf8 {[%cal Re8e1]} 28. Nxe8 Kxe8 29. Kf1 Ke7 30. Ke2 Ke6 {[#] A rather calm draw.  Weighted Error Value: White=0.02/Black=0.01} {Predecessor:} 31. Ke3 $146 f5 32. f4 Kd6 33. h4 h5 34. Kd3 b5 35. b4 a6 36. a3 Ke6 37. g3 Kd7 38. Ke3 Ke6 39. Kd3 Kd7 40. Ke3 Ke6 41. Kd3 {½-½ (41) Wei,Y (2732)-Wang,H (2763) Chess.com INT 2020} 1/2-1/2

