[Event "83rd Tata Steel Masters 2021"] [White "Carlsen,Magnus"] [Black "Firouzja,Alireza"] [Site "Wijk aan Zee"] [Round "1.1"] [Annotator "TA"] [Result "1-0"] [Date "2021.01.16"] [WhiteElo "2862"] [BlackElo "2749"] [PlyCount "79"] 1. d4 {} Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 h6 6. Bh4 Be7 7. cxd5 {D53: Queen's Gambit Declined: 4 Bg5 Be7: Early deviations.} Nxd5 8. Bxe7 Qxe7 9. e4 {The position is equal.} Nxc3 10. bxc3 0-0 11. Bd3 c5 12. 0-0 cxd4 13. cxd4 b6 {[#]} 14. a4 $146 ({Predecessor:} 14. Rc1 Nf6 15. Qe2 Bb7 16. Rfd1 Rac8 17. h3 Rfd8 18. Rxc8 Rxc8 19. e5 {1-0 (35) Obolentseva,A (2324)-Girya,O (2456) Moscow 2019} )Bb7 15. a5 bxa5 16. Rxa5 Nf6 17. Re1 Rfd8 18. Qa1 Qc7 19. h3 a6 20. Rc5 Qf4 {} 21. Re5 Nd7 22. Ra5 Nf6 { } 23. d5 exd5 24. e5 Ne4 25. Qd4 Rdc8 26. Raa1 a5 27. Rab1 Bc6 28. e6 fxe6 {Threatens to win with ...a4.} 29. Ne5 {Black must now prevent f3.} Qf6 30. f3 (30. Bxe4 $11 {remains equal.} dxe4 31. Nxc6 Rxc6 32. Qxe4 )Ng5 $1 $17 31. Rb6 Be8 32. Qe3 a4 (32... h5 $17 33. f4 Ne4 34. Bxe4 dxe4 35. Qxe4 a4 )33. Ng4 $1 $15 {} Qd8 {Strongly threatening ...d4.} 34. Rxe6 ({ White should play} 34. f4 d4 35. Qe2 Qxb6 36. fxg5 )Nxe6 ({Better is} 34... a3 $1 {...a2 is the strong threat.} 35. Re7 Bf7 )35. Qxe6+ $17 { This costs Black the game.} Bf7 $2 { This costs Black the game.} (35... Kh8 $15 36. Qf5 Qb6+ 37. Kf1 Bg6 $1 38. Qxg6 Qxg6 39. Bxg6 a3 )36. Nxh6+ $1 $18 gxh6 37. Qxh6 {Bh7+ would kill now.} Qc7 38. Qh7+ {White mates.} Kf8 {[#]} 39. Qh8+ $1 Bg8 40. Qh6+ {Weighted Error Value: White=0.07/Black=0.31} 1-0