[Event "FIDE World Championship 2021"] [Site "Dubai"] [Date "2021.11.27"] [Round "2.1"] [White "Carlsen, Magnus"] [Black "Nepomniachtchi, Ian"] [Result "1/2-1/2"] [ECO "E05"] [WhiteElo "2855"] [BlackElo "2782"] [Annotator "TA"] [PlyCount "116"] [EventDate "2021.??.??"] 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. Ne5 {E05: Open Catalan: 5 Nf3 Be7.} c6 9. a4 {Black must now prevent axb5.} Nd5 $1 (9... Qxd4 10. Nxc6 Nxc6 11. Bxc6 $16) 10. Nc3 f6 11. Nf3 {[#]} Qd7 $146 ({ Predecessor:} 11... b4 12. Nb1 Ba6 13. e4 b3 14. Qd1 c3 15. bxc3 Bxf1 16. Bxf1 Nc7 17. Qxb3 Kh8 {1/2-1/2 (63) Biermann,L (2056)-Skabs,D (1745) Dortmund 2019}) 12. e4 Nb4 13. Qe2 Nd3 14. e5 Bb7 15. exf6 Bxf6 16. Ne4 Na6 17. Ne5 (17. Nxf6+ $14 gxf6 18. Be3) 17... Bxe5 $15 (17... Qxd4 $6 18. Nxf6+ Rxf6 19. axb5 $16) ({ Reject} 17... Nxe5 $6 18. dxe5 Bxe5 19. Ng5 $16) 18. dxe5 Nac5 $1 (18... Nxe5 $6 19. Ng5 $16) 19. Nd6 Nb3 20. Rb1 (20. Be3 $1 $11) 20... Nbxc1 21. Rbxc1 Nxc1 22. Rxc1 Rab8 ({Much weaker is} 22... bxa4 $6 23. Qxc4 Kh8 24. Qxa4 $11) 23. Rd1 Ba8 24. Be4 c3 ({Black should play} 24... Qe7 $17 25. Bg2 a6) 25. Qc2 (25. bxc3 $11 {remains equal.} bxa4 26. Qc2) 25... g6 $17 {Hoping for ...cxb2.} ({ Don't play} 25... cxb2 26. Bxh7+ Kh8 27. Bg6 $11) 26. bxc3 bxa4 27. Qxa4 Rfd8 28. Ra1 c5 29. Qc4 Bxe4 30. Nxe4 {[#] Threatens to win with Nf6+.} Kh8 31. Nd6 Rb6 32. Qxc5 Rdb8 33. Kg2 a6 34. Kh3 Rc6 35. Qd4 Kg8 36. c4 Qc7 37. Qg4 Rxd6 38. exd6 Qxd6 $11 {Endgame KQR-KQR} 39. c5 Qxc5 40. Qxe6+ {[#] Double Attack} Kg7 41. Rxa6 Rf8 42. f4 Qf5+ 43. Qxf5 Rxf5 $14 {KR-KR} 44. Ra7+ Kg8 45. Kg4 Rb5 46. Re7 Ra5 47. Re5 Ra7 48. h4 Kg7 49. h5 Kh6 50. Kh4 Ra1 51. g4 (51. hxg6 $16 hxg6 52. Re7) 51... Rh1+ $1 $11 {The position is equal.} 52. Kg3 gxh5 53. Re6+ Kg7 54. g5 Rg1+ 55. Kf2 Ra1 56. Rh6 Ra4 57. Kf3 Ra3+ 58. Kf2 Ra4 1/2-1/2