[Event "Speed Chess Championship 2020"] [White "Aronian,Levon"] [Black "Nepomniachtchi,Ian"] [Site "Online"] [Round "1.2"] [Annotator "TA"] [Result "0-1"] [Date "2020.11.11"] [WhiteElo "2781"] [BlackElo "2784"] [PlyCount "72"] 1. e4 {} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Nc6 9. Qe2 {[#] B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} { An important novelty.} Ne7 $1 $146 { An important novelty.} ({Predecessor:} 9... Rc8 10. 0-0-0 Na5 11. Qd2 b5 12. Kb1 Nc4 13. Bxc4 bxc4 14. Nc1 Rb8 15. N1e2 Qc8 16. Ka1 Qb7 {1/2-1/2 (31) Yu,Y (2761)-Grandelius,N (2694) Astana 2019} )10. 0-0-0 d5 $1 11. exd5 { The position is equal.} Nexd5 12. Nxd5 Nxd5 13. Kb1 Qc7 14. Bc1 (14. Bf2 $11 )Be7 (14... Nb4 $17 {Hoping for ...Rc8.} 15. Qe4 Be7 )15. Qe4 Rc8 16. c3 f5 17. Qa4+ (17. Qe1 $15 )Kf7 $19 18. Bd3 $2 (18. Ka1 {is a better defense.} )Rhd8 (18... Qxc3 19. g4 $19 )19. Qa5 Qc6 20. g4 g6 21. gxf5 gxf5 {aiming for ...b6.} ({Less strong is} 21... Bxf5 22. Be4 $15 )22. Rhe1 $2 (22. c4 {was called for.} { Discovered Attack} Nb4 { Discovered Attack} 23. Be2 Bxc4 24. Rxd8 Bxd8 25. Qxe5 )Bf6 $2 (22... b6 $19 {is more deadly.} 23. Qxa6 Nc7 )23. Bc2 b6 24. Qxa6 {[#]} {[%mdl 576] Pin, Discovered Attack } Nb4 $1 { Pin, Discovered Attack } 25. Qf1 $2 (25. Qe2 Nxc2 26. Qxc2 )(25. cxb4 Qxc2+ )Nxc2 26. Kxc2 Qa4 { Threatens to win with ...Rxc3+!} 27. Qh3 $2 {[#]} (27. h4 $19 ){ Double Attack} Rxc3+ $1 { Double Attack} 28. Kb1 (28. bxc3 Qxa2+ ){[%cal Ra4a2]} Ra8 {} 29. Qxh7+ {[#]} Bg7 ({[%cal Ra4a2][%mdl 512]} 29... Ke8 $142 $1 {} 30. Qh5+ Bf7 31. Rd8+ Kxd8 )30. Qh5+ {[#]} {[%cal Ra4a2] [%mdl 512]} Kg8 $1 { } 31. Rd8+ Rxd8 32. bxc3 {[%cal Ra4a2]} Ra8 {} 33. Re2 {[#]} { [#] Black mounts an attack.} Qb5 $2 $40 { [#] Black mounts an attack.} ({Not} 33... Bxb3 34. axb3 Qxb3+ 35. Rb2 $11 )(33... e4 $1 $19 34. Rb2 Bxb3 35. axb3 Qa1+ 36. Kc2 Qa5 )34. Rb2 $2 {} (34. Rg2 $1 $11 Bxb3 35. axb3 ){ Double Attack} Qd3+ { Double Attack} 35. Ka1 {White hopes to continue with Qg6.} Qd1 $2 (35... e4 $19 36. Qg6 Bf7 )36. Qg5 $2 (36. Kb1 $17 )Bxb3 {Black took control after the opening. Weighted Error Value: White=1.30/Black=0.75} 0-1