[Event "New York International Masters-01"] [Site "New York"] [Date "1924.04.10"] [Round "17"] [White "Yates, Frederick Dewhurst"] [Black "Lasker, Emanuel"] [Result "0-1"] [ECO "B45"] [Annotator "Tactical Analysis 4.1 (180s)"] [PlyCount "106"] [EventDate "1924.03.16"] [EventType "tourn"] [EventRounds "22"] [EventCountry "USA"] [SourceTitle "HCL"] [Source "ChessBase"] [SourceDate "1999.07.01"] [SourceVersion "2"] [SourceVersionDate "1999.07.01"] [SourceQuality "1"] {[%evp 20,106,64,79,149,124,157,109,109,117,116,62,56,1,0,-12,-13,-15,0,0,65,0, 0,-31,-32,-28,-14,-12,0,0,0,-18,0,-15,3,0,0,0,11,9,10,0,6,0,95,10,52,1,13,21, 42,6,96,39,30,46,50,2,87,21,21,19,21,17,54,3,53,0,0,0,0,0,0,-27,-22,-27,-27, -23,-24,-491,-491,-772,-755,-715,-700,-5568,-5276,-5425,-1200]} {Analizada y repasada por Stockfish 14.} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 f5 9. exf6 Nxf6 10. Nd6+ Bxd6 11. Qxd6 {[#]} Qa5+ $2 {B45: Sicilian Four Knights.} (11... Qb6 $142 $1 12. Bd3 c5 13. Bf4 Qxb2 $5 14. O-O Qd4 15. Rab1 Kf7 16. Qxd4 cxd4 17. Be5 Rd8 18. Bxd4 a5 19. Rb6 $14) 12. Bd2 $16 Qd5 13. Qa3 $6 (13. Bb4 $142 $1 {[%csl Gb4][%CAl Rd6e7]} Qe4+ 14. Kd1 (14. Be2 $2 Nd5 $17) 14... Qd5+ 15. Bd3 Qxd6 16. Bxd6 Kf7 17. a4 $16) 13... Qe4+ $146 {White is better.} ({Predecessor:} 13... Qe5+ 14. Be2 Nd5 15. c4 Nf4 16. Bxf4 Qxf4 17. O-O d5 18. cxd5 cxd5 19. Bb5+ Bd7 20. Bxd7+ Kxd7 21. Rac1 Qd6 22. Qa4+ Ke7 23. Rc6 Qd7 24. Qb4+ Kf7 25. Qf4+ Kg6 26. Rc7 {1-0 (26) Atkins,H-Smith,F, British CF-07 Championship Oxford/ Oxfordshire (2) 1910}) 14. Be3 a5 (14... Qxc2 $4 15. Bd3 $18) 15. O-O-O (15. Bd3 $5 Qb4+ 16. Qxb4 axb4 17. a3 $16 bxa3 18. Rxa3 Rxa3 19. bxa3 $14) 15... Qb4 $14 {[#]} 16. Qxb4 $2 (16. Bc5 $1 Qxa3 17. Bxa3 Ba6 (17... Ne4 $2 18. Re1 Nxf2 19. Rg1 Ng4 20. Bd3 $1 $16 {con peligrosa iniciativa a cambio del peón.}) 18. Bxa6 Rxa6 19. Rd4 $14) 16... axb4 $11 17. Bc4 d5 18. Bb3 Nd7 19. Rhe1 {[#]} O-O $2 (19... c5 $1 20. Rxd5 $1 exd5 21. Bxd5 Rb8 22. Bg5+ $1 Kf8 23. Be7+ Ke8 24. Bg5+ Kf8 $11) 20. f3 $2 (20. Rd4 $1 Rb8 (20... c5 $2 21. Rxd5 $1 $18) 21. Rh4 c5 22. Ba4 $1 $16) 20... Ra6 21. Bd2 c5 22. c4 $1 {[%CAl Rc4d5]} bxc3 23. Bxc3 Nb6 24. a3 Bd7 25. Be5 Rc8 26. Rd2 Bb5 27. f4 Bc4 28. Bc2 d4 29. f5 Nd7 30. fxe6 Bxe6 31. Bg3 {[#] } Nf8 $2 (31... Nf6 $1 32. Rde2 Kf7 $11) 32. Re5 $6 (32. Be4 Rb6 33. Rde2 Bc4 34. Rd2 $14) 32... Rb6 (32... Nd7 {is superior.} 33. Ree2 Nf6 34. Re5 Rb6 $11) 33. Bh4 $6 (33. Rde2 $1 c4 34. Bf2 Rd6 35. R2e4 d3 36. Bd1 $14) 33... Bf7 34. Bg3 Bg6 35. Re7 {[#]} Re6 $2 (35... Ne6 $1 {remains equal.} 36. Bd1 c4 $1 37. Rxe6 Rxe6 38. Bg4 Rb6 $1 39. Bxc8 c3 40. Be6+ Kh8 41. Rf2 cxb2+ 42. Rxb2 Rxe6 43. Rb8+ Re8 $11) 36. Rxe6 $2 ({White should try} 36. Rc7 $1 {[%CAl Rc7c8]} Rxc7 37. Bxc7 Ra6 38. Bxg6 Rxg6 39. Kc2 Kf7 40. Kd3 $16) 36... Nxe6 37. Bxg6 hxg6 {[%mdl 4096] Endgame KRB-KRN} 38. Be5 (38. Kc2 {might be stronger.} c4 39. Rd1 Kf7 40. b4 cxb3+ 41. Kxb3 Rc3+ 42. Kb2 $11) 38... Rf8 $2 (38... Kf7 39. Kd1 Rd8 $11) 39. b3 $2 (39. b4 $1 Rf5 40. Bg3 Kf8 41. Kb2 c4 42. Rd1 $16) 39... Rf1+ 40. Kc2 Kf7 $1 41. Bg3 Ke7 42. a4 (42. Rd1 $1 Rxd1 43. Kxd1 Kd7 44. Kd2 Kc6 45. Ke2 $14) 42... Kd7 $2 {[#]} ({Better is} 42... Rg1 43. Bf2 Rh1 (43... Rxg2 $4 44. Bh4+ $18) 44. Bg3 $11) 43. Kd3 $4 (43. Rd1 $1 Rxd1 44. Kxd1 Kc6 45. Be1 $14) 43... Rc1 {White must now prevent ...Rc3+.} 44. Rc2 Rb1 45. Kc4 Kc6 46. Re2 Rc1+ 47. Kd3 Rc3+ {[%mdl 64] Double Attack} 48. Kd2 Kd7 {[#]} 49. b4 $2 {[%mdl 8192] White does not recover from this.} (49. Re5 {Unica.} Rxb3 50. Rd5+ Ke8 $1 (50... Kc8 51. Kc1 {con compensación por el material entregado.}) 51. Bd6 c4 52. Kc2 Re3 53. Kd1 c3 $15) 49... cxb4 $19 {[%CAl Bc5b4,Bb4b3,Bb3b2] [%mdl 32] Black is clearly winning.} 50. Kd1 (50. Re5 $142 Nc5 51. Rd5+ Ke6 52. Rd6+ Kf5 53. Rd5+ Ke6 54. Rd6+ Kf7 55. Rd5 Ne4+ $19) 50... b3 51. a5 Nc5 { ...Nd3 is the strong threat.} 52. a6 Na4 53. Re5 b2 {[#] Weighted Error Value: White=0.55/Black=0.23} 0-1
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