[Event "Opera Euro Rapid KO 2021"] [White "Duda,Jan-Krzysztof"] [Black "So,Wesley"] [Site "Online"] [Round "1.1"] [Annotator "TA"] [Result "1-0"] [Date "2021.02.08"] [WhiteElo "2743"] [BlackElo "2770"] [PlyCount "155"] 1. Nf3 {} d5 2. e3 Nf6 3. c4 e6 4. Nc3 b6 5. b3 Bb7 6. Bb2 {A17: English Opening: 1...Nf6 with ...Bb4.} Nbd7 7. cxd5 exd5 8. Be2 {The position is equal.} a6 9. Qc2 Bd6 {[#]} 10. Qf5 $146 ({Predecessor:} 10. Nd4 g6 11. 0-0 0-0 12. Rac1 Rc8 13. Qb1 Qe7 14. Nf3 Rfe8 15. Rfe1 Ne4 16. d3 {1/2-1/2 (37) Lalith,B (2556)-Harika,D (2471) Moscow 2019} )Qe7 11. 0-0 g6 12. Qh3 h5 13. Rfe1 h4 14. e4 dxe4 15. Nxe4 Bxe4 (15... Qxe4 $2 16. Bd3 $18 )16. Bd3 {Bxe4 is the strong threat.} Bxd3 17. Rxe7+ Bxe7 18. Nd4 (18. g4 $1 $11 )Be4 $1 $19 19. Re1 {} Bd5 (19... Bb7 $1 $19 20. g4 Rf8 21. Qxh4 Nd5 )20. g4 $17 Kd8 21. g5 Ne4 22. Qf3 Rh5 ({ Stronger than} 22... Bxg5 23. Rxe4 c5 24. Ne6+ $1 fxe6 25. Bxh8 $16 )(22... c5 $1 $17 23. Nc6+ { Discovered Attack} Bxc6 24. Bxh8 Kc7 25. Rxe4 Rxh8 26. Qxf7 Bxe4 27. Qf4+ Bd6 28. Qxe4 Ne5 )23. Rxe4 $11 Rxg5+ 24. Kf1 Re5 $1 $132 { [#] Pin. Black puts up resistance} 25. Nc6+ $1 Bxc6 26. Bxe5 { aiming for Qf4.} f5 $1 { [#] Pin} ({Don't play} 26... Nxe5 $6 27. Qe3 $16 )27. Bxc7+ $1 Kxc7 28. Rc4 Ne5 {} 29. Qe3 Bd6 30. Rxh4 {Hoping for d4.} Rd8 31. Rh7+ Rd7 32. Rxd7+ Bxd7 33. Qc3+ Kb7 $2 {[#]} (33... Nc6 $11 )34. a4 ({White has to play} 34. f4 $1 $18 {} Nd3 35. Qg7 (35. Qxd3 $2 Bb5 $19 ))Bc7 (34... f4 $11 {and Black stays safe.} )35. h3 $2 (35. f4 $18 Nc6 36. Qg7 )Bc6 {[#]} (35... f4 $11 {keeps the balance.} )36. Qe3 ({White should try} 36. f4 $1 $16 {} Nf3 37. d3 )Nf3 37. Qe6 Be4 38. Qd7 g5 39. b4 g4 40. hxg4 fxg4 41. Ke2 Ne5 42. Qg7 (42. Qe6 {feels hotter.} b5 43. d4 Bd3+ 44. Kd2 Bc4 45. Qe8 )Bf3+ 43. Ke3 Nc6 44. Qf8 b5 45. axb5 axb5 46. d4 Na7 47. Qc5 Bb6 48. Qe7+ Ka6 {Strongly threatening ...Bxd4+!} 49. Qe6 Nc6 { Double Attack} 50. Qc8+ Ka7 51. Qd7+ Kb8 (51... Ka6 $5 52. Qc8+ $8 Ka7 53. Qd7+ Ka6 54. Qc8+ $11 )52. Qd6+ Kc8 (52... Ka7 $5 53. Qd7+ $8 Ka6 54. Qc8+ Ka7 55. Qd7+ $11 )53. Qe6+ Kc7 54. Qf7+ Kd6 55. Qf6+ Kd7 (55... Kd5 $5 {} 56. Qf7+ Kd6 $11 )56. Qf5+ Ke7 57. Qg5+ Ke6 58. Qg6+ Kd7 59. Qf5+ Kc7 60. Qf7+ Kb8 61. Qe8+ Bd8 (61... Kc7 $5 62. Qf7+ $8 $11 )62. Qg8 {And now d5 would win.} Kb7 63. d5 Bb6+ 64. Kd2 Nxb4 65. Qf7+ (65. d6 $11 )Ka6 $17 66. d6 Nc6 ({Black should play} 66... Bxf2 $17 67. d7 Nc6 )67. Qa2+ (67. Kc1 {is interesting.} b4 68. d7 Ba5 69. Kd2 Bb6 70. Qf6 )Ba5+ 68. Ke3 b4 69. Qg8 Bb6+ 70. Kf4 Bxf2 $2 {} (70... Kb5 $11 )71. Qa2+ $18 { Double Attack} Na5 72. Qxf2 Bc6 73. Qe2+ Kb6 74. Qe7 b3 75. d7 Bxd7 76. Qxd7 Kc5 77. Ke4 Nc4 78. Qd4+ {What a bad dream for Black. Weighted Error Value: White=0.19/Black=0.21} 1-0