[Event "FIDE Chesscom Grand Swiss 2021"] [White "Yu,Yangyi"] [Black "Firouzja,Alireza"] [Site "Riga"] [Round "4.1"] [Annotator "TA"] [Result "1/2-1/2"] [Date "2021.10.30"] [WhiteElo "2704"] [BlackElo "2770"] [PlyCount "60"] 1. d4 {} d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. 0-0 0-0 9. Qe2 Bg6 10. Ne5 Nbd7 11. Nxg6 hxg6 12. Rd1 Qa5 13. Qc2 {13.Na2 is the modern continuation. D19: Slav Defence: 5 a4 Bf5 6 e3: Main line with 9 Qe2.} c5 14. Na2 cxd4 15. Nxb4 Qxb4 16. Rxd4 Rac8 {[#] ...Qe1+ is the strong threat.} 17. Qe2 Qb6 18. a5 Qc7 {Black wants to play ...e5.} 19. a6 e5 20. axb7 exd4 21. bxc8=Q Rxc8 22. b3 Ne5 {next ...d3 is good for Black.} 23. exd4 Nxc4 24. bxc4 Qxc4 25. Qxc4 Rxc4 $14 {KRB-KRN} 26. Be3 Rc7 {[#]} 27. d5 $146 ({White should try} 27. Kf1 $14 )({Predecessor:} 27. Ra5 Rd7 28. Kf1 Nd5 29. Ke2 f6 30. Kd3 Kf7 31. h3 Ke6 32. Ra6+ Nb6 33. g4 { 1-0 (49) Kramnik,V (2799)-Sebag,M (2510) Enschede 2008} )Nxd5 $11 { The position is equal.} 28. Bxa7 g5 29. h3 f6 30. g3 Kf7 {Weighted Error Value: White=0.06/Black=0.05} 1/2-1/2