[Event "New York International Masters-01"]
[Site "New York"]
[Date "1924.04.13"]
[Round "19"]
[White "Janowski, Dawid Markelowicz"]
[Black "Alekhine, Alexander"]
[Result "0-1"]
[ECO "D94"]
[Annotator "Tactical Analysis 4.1 (180s)"]
[PlyCount "100"]
[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 21,100,12,15,0,46,1,193,19,34,19,23,0,159,167,177,178,174,159,285,282,
301,298,287,284,276,292,439,4,4,0,0,-18,0,-17,0,0,0,0,0,0,0,0,0,0,0,0,0,-570,
-570,-553,-534,-552,-530,-492,-189,-492,-492,-475,-445,-715,-716,-1091,-1056,
-1200,-1174,-1729,-1557,-1399,-1325,-1311,-1033,-1385,-1241,-29985,-29976,
-29989,-29990,-29990,-29991,-29992,-29993]} {Analizada y repasada por
Stockfish 14.} 1. d4 Nf6 2. Nf3 c5 3. e3 g6 (3... e6 4. c4 d5 5. Nc3 Nc6 6. a3
Bd6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 a5 10. b5 Ne5 11. Nxe5 Bxe5 12. Qb3 O-O 13.
Rd1 Qe7 14. cxd5 exd5 15. Nxd5 Nxd5 16. Rxd5 a4 17. Qc2 Bf5 18. Bd3 Bxd3 19.
Rxd3 Rac8 20. Qd2 Bxb2 21. Qxb2 Qe4 22. Ke2 Qxg2 23. Rhd1 Qxh2 24. Qb4 Qh5+ 25.
Ke1 Qh1+ 26. Ke2 Qh5+ 27. Ke1 Qh1+ 28. Ke2 Qh5+ 29. Ke1 Rc2 30. Qxf8+ Kxf8 31.
Rd8+ Ke7 32. R8d7+ Kf6 33. R1d6+ Kg5 34. Rd5+ f5 35. Rxg7+ Kh6 {0-1 (35) Salwe,
G-Alekhine,A, All Russian Masters (Qualification) St Petersburg (5) 1914}) (
3... cxd4 4. exd4 g6 5. Bd3 Bg7 6. c3 d6 7. h3 O-O 8. O-O Nc6 9. Bf4 Nd5 10.
Bd2 e5 11. Be4 Nb6 12. Bg5 f6 13. Bxc6 fxg5 14. Bb5 g4 15. hxg4 Bxg4 16. Be2 e4
17. Ne1 Be6 18. Nd2 d5 19. Bg4 Qd7 20. Bxe6+ Qxe6 21. Nc2 Bh6 22. Ne3 Rf4 23.
Nb3 Raf8 24. Nc5 Qc8 25. Qe2 Rh4 26. Rfc1 Bxe3 27. Qxe3 Qg4 28. Qg3 Qh5 29. f3
exf3 {0-1 (29) Lee,F-Blackburne,J London International (5) 1899}) 4. Bd3 $146 (
{Predecessor:} 4. dxc5 Bg7 5. Be2 Na6 6. Bxa6 Qa5+ 7. Bd2 Qxa6 8. Bc3 O-O 9.
Nbd2 b6 10. cxb6 axb6 11. Nb3 Bb7 12. a3 Rac8 13. Qd3 Qa8 14. Bxf6 Bxf6 15. c3
Be4 16. Qb5 Bxf3 17. gxf3 Qxf3 18. O-O d6 19. Rad1 Be5 20. Qd5 Qh3 21. Qg2 Qd7
22. Nd4 Rc5 23. f4 Bg7 24. Nf3 Qc7 25. Rd2 e5 26. f5 e4 27. Nd4 Qe7 28. Rdf2
Bh6 29. f6 Qd7 30. Nf5 Rxf5 31. Rxf5 Bxe3+ 32. Kh1 d5 33. Rh5 h6 34. Qh3 Qxh3
35. Rxh3 Bg5 36. Kg2 Re8 37. Rd1 e3 38. Kf3 Re6 39. Ke2 Rxf6 40. Rf3 Bf4 41.
Rxd5 g5 42. h3 h5 43. Rd4 Re6 44. h4 f6 45. a4 Kf7 46. hxg5 Bxg5 47. b4 Kg6 48.
c4 Rc6 49. b5 Rc5 50. a5 bxa5 51. b6 Rc6 52. Rd5 Rxb6 53. Rb5 Rd6 54. Rd5 Rc6
55. c5 a4 56. Rf1 a3 57. Ra1 Ra6 58. Rd3 Ra4 59. Raxa3 Rh4 60. Rxe3 Bxe3 61.
Rxe3 {0-1 (61) Loman,R-Mieses,J Scheveningen Dutch-Foreigners 30,5-69,5 (9)
1923}) 4... b6 5. O-O Bb7 6. c4 cxd4 7. exd4 Bg7 8. Nc3 d5 9. Bg5 dxc4 10. Bxc4
O-O 11. Re1 Nc6 12. a3 {[#] D94: Grünfeld: 4 Nf3 Bg7 5 e3.} Rc8 (12... e6 13.
Ne4 Na5 14. Ba2 Bxe4 15. Rxe4 Nc6 $11) 13. Qd3 $6 (13. d5 Na5 14. Ba2 h6 15.
Bh4 Nc4 16. Qe2 Nd6 17. Rad1 $14 (17. Qxe7 $6 Qxe7 18. Rxe7 Rfe8 19. Bxf6 Bxf6
20. Rd7 Red8 21. Rxd8+ Rxd8 22. Re1 Rc8 23. Ne5 b5 24. f4 Kg7 25. Kf2 g5 {
con compensación por el material entregado.})) 13... Qc7 $2 (13... Na5 14. Ba2
Bxf3 15. Qxf3 (15. gxf3 Qd7 $11) 15... h6 16. Bf4 Nc4 $11) 14. Ba2 $2 (14. d5
$1 {[%CAl Rd5c6]} Rfd8 15. Rad1 Ng4 16. Qe4 Na5 17. Ba2 Bxc3 18. bxc3 Nf6 19.
Qh4 Bxd5 20. Bxf6 Bxa2 21. Bxe7 Rxd1 22. Rxd1 $18 Qxc3 $2 23. Bb4 Qc7 24. Ng5
$1 h5 (24... f5 $2 25. Nxh7 $3 Qxh7 26. Rd8+ Rxd8 27. Qxd8+ Kf7 (27... Kg7 28.
Qf8#) 28. Qe7+ Kg8 29. Qf8#) 25. Ne4 $1 f5 26. Nf6+ Kf7 27. h3 Rd8 28. Re1 $1
$18 {Y sigue un instructivo ejemplo:} Nc6 29. Nxh5 $3 gxh5 30. Qxh5+ Kg8 31.
Bc3 Ne7 32. Be5 Qd7 33. Qh8+ Kf7 34. Qh7+ Ke8 35. Bf6 Be6 36. Qh5+ Kf8 37. Bg5
$1 Kg8 38. Qh6 $1 $18) 14... e6 $11 15. h3 Ne7 16. Rac1 {[#]} Qb8 $2 (16... Qd8
$1 17. Ne5 h6 18. Bxf6 Bxf6 19. Nxf7 $5 Rxf7 20. Bxe6 Bxd4 21. Qg3 Kg7 22. Bxf7
Kxf7 $11) 17. Ne5 $1 $16 Rcd8 18. Nxf7 $1 {[%mdl 512]} Rxf7 19. Bxe6 Rdf8 (
19... Nf5 $5 {was called for.} 20. d5 $1 h6 21. Bxf6 Bxf6 22. Ne4 $1 Bxb2 23.
Ng3 $1 Bxd5 $5 24. Bxd5 Kh7 25. Nxf5 Bxc1 26. Nh4 $1 Rg7 27. Nxg6 $1 Qd6 28.
Nf4+ Kh8 29. Nh5 Bb2 30. Nxg7 Bxg7 $16) 20. d5 $1 $18 ({Worse is} 20. Bxf7+ $2
Rxf7 21. Qc4 Nf5 22. d5 Nd6 $11) 20... Nexd5 21. Nxd5 Bxd5 22. Bxd5 Nxd5 23.
Qxd5 Bxb2 {[#]} (23... Qb7 $142 24. Qb3 Kh8 25. Bh4 $18) 24. Rc2 $2 (24. Rc6 $1
Kh8 25. Be7 Qf4 26. Rc2 $1 Bd4 27. Bxf8 Bxf2+ 28. Kh1 Bg3 (28... Bxe1 $2 29.
Bh6 $18) 29. Qf3 $1 Qxf3 30. gxf3 Rxf8 31. Re7 $18) 24... Bxa3 $11 25. Bh6 Rd8
{[%CAl Rd8d5]} 26. Qe6 Bc5 27. Rce2 Qc7 28. Qb3 Qd7 29. Kh1 Bf8 30. Rd2 Qc8 31.
Red1 Rxd2 32. Bxd2 b5 {[%CAl Bb6b5,Bb5b4,Bb4b3,Bb3b2][%mdl 32]} 33. Rc1 (33.
Qxb5 Qc2 34. Qb1 Qxb1 35. Rxb1 Rxf2 36. Be3 Ra2 37. Rb8 Ra1+ 38. Kh2 Kf7 39.
Rb7+ Kg8 40. Rxa7 $11) 33... Qd7 {[#]} 34. Bf4 $4 {[%mdl 8192]} (34. Rd1 $1 $11
{and White stays safe.} Qe8 35. Rc1 {con compensación por el material
entregado.}) 34... a5 $1 $19 {[%CAl Ba7a5,Ba5a4][%mdl 32]} 35. Be5 a4 36. Qa2
b4 $1 37. Qc4 Qd2 (37... b3 {Strongly threatening ...Qd2.} 38. f4 Bg7 $19) 38.
f4 $2 (38. Rf1 {nothing else works.} Bg7 $19) 38... b3 {[#]} 39. Rb1 Qb4 40.
Qe6 (40. Qd5 $142 Qc5 41. Qe6 Qe7 $19) 40... Qe4 41. Rd1 b2 42. Qa2 Qc2 43. Rf1
a3 44. Kh2 Qd3 45. Re1 Bb4 46. Rh1 Bd2 {White must now prevent ...Bc1.} 47. Qe6
Qf5 {Black mates.} 48. Qb3 Bxf4+ 49. Bxf4 Qxf4+ 50. Kg1 Kg7 {[#] Quite a
comeback for Black. Weighted Error Value: White=1.11/Black=0.36} 0-1
