[Event "World-ch14 Alekhine-Bogoljubow +8-3=15"] [Site "Germany"] [Date "1934.04.04"] [Round "2"] [White "Alekhine, Alexander"] [Black "Bogoljubow, Efim"] [Result "1-0"] [ECO "D48"] [Annotator "ChessBase"] [PlyCount "73"] [EventDate "1934.04.01"] [EventType "match"] [EventRounds "26"] [EventCountry "GER"] [SourceTitle "MainBase"] [Source "ChessBase"] [SourceDate "1999.07.01"] [SourceVersion "2"] [SourceVersionDate "1999.07.01"] [SourceQuality "1"] 1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. e3 e6 5. Bd3 Nbd7 6. Nc3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. O-O (9. e4 c5 10. e5 cxd4 11. Nxb5 Nxe5 12. Nxe5 axb5 13. Qf3 $16 { Alekhine}) 9... c5 10. a4 (10. Qe2 Bb7 11. Rd1 Qc7 (11... Qb6 $6 12. a4 b4 13. a5 Qc7 14. Na4) 12. Bd2 (12. e4 cxd4 13. Nxd4 Bc5 $1 14. Nb3 Bd6 $15 { Sämisch-Capablanca/Moscow/1925}) 12... Be7 13. Rac1 Qb6 $10 {Vidmar-Bogoljubow/ Veldes/1931}) 10... b4 11. Ne4 Bb7 12. Ned2 Be7 13. a5 O-O 14. Nc4 Qc7 15. Qe2 Ng4 (15... cxd4 $1 {Lasker} 16. exd4 Ng4 (16... Nd5 {[%CAl Yd5f4] /\Nf4 Lasker} ) 17. Nfe5 Ngxe5 18. dxe5 $6 Nc5 19. Bc2 (19. Bb1 $6 Qc6 20. Qg4 Nb3 $17) 19... Qc6 20. Qg4 Rad8 $6 21. f3 $1 {[%CAl Rc1h6] /\ Bh6} (21. Bh6 $2 Qxg2+ $17) 21... Kh8 (21... g6 $14) 22. Qh3 Nd3 23. b3 $14 {Skembris,S-Blauert,J/ Altensteig /1990}) (15... Be4 $1 {[%CAl Yc7b7] /\Qb7=/+} 16. Ng5 Ng4 $1 $17) 16. e4 $1 (16. h3 $2 Bxf3 $19) (16. g3 cxd4 $1 17. Nxd4 (17. exd4 Qc6 18. Kg2 Qxf3+ 19. Qxf3 Bxf3+ 20. Kxf3 Nxh2+ 21. Ke2 Nxf1 $19) 17... Nde5 $17) 16... cxd4 17. h3 Nge5 $6 (17... Ngf6 $1 18. Bg5 Nc5 (18... h6 19. Bh4 Rfc8 20. Rfc1 Qd8 $10 {Nimzowitsch}) 19. Nb6 Rad8 20. Rac1 Qb8 21. Bxf6 (21. e5 $2 Nxd3 22. Qxd3 Bxf3 23. exf6 gxf6 24. Bh6 Bb7 $15) 21... gxf6 22. Rc4 e5 23. Nh4 $36 { ~/=Alekhine}) 18. Nfxe5 Nxe5 19. Bf4 $1 Bd6 (19... f6 20. Rfc1 Qd8 (20... Qb8 21. Nb6 Ra7 22. Nd7) (20... Bc5 21. Nb6 Rad8 22. Na4 $18) 21. Nxe5 fxe5 22. Bxe5 Bf6 23. Qg4 $16) 20. Bxe5 $1 (20. Rac1 $2 Nf3+ $17 (20... Nxd3 $17)) (20. Nb6 $2 Nxd3 $1 21. Nxa8 Nxf4 $19) 20... Bxe5 21. Nb6 $1 Ra7 (21... Rad8 $142 22. Bxa6 (22. Rfc1 Qb8 23. Bxa6 Bxa6 24. Qxa6 d3 25. Nc4 Bd4 $132) (22. Rfd1 $1 $16) 22... Bxa6 23. Qxa6 d3 24. Qc4 (24. Nc4 Bd4) 24... Rd4 $1 (24... Qe7 25. Qb3 Bd4) 25. Qxc7 Bxc7 26. b3 Bxb6 27. axb6 Rd6 $10) 22. Rac1 Qd6 (22... Qd8 23. Qd2 $1 (23. Rc4 $2 Bc7 $17) 23... Bd6 24. f4 e5 25. fxe5 Bxe5 26. Qxb4 Bd6 (26... Qg5 $2 27. Nd7 $1) 27. Qc4 Qg5 28. Qxd4 Rd8 29. Nd7 $16) (22... Qe7 23. f4 (23. Rc4 {[%CAl Yf1c1,Ye2d2] /\24.Rfc1+-, 24.Qd2 +-}) 23... Bd6 24. e5 Bc5 25. Qc2 $18) 23. Rc4 f5 $2 (23... Bf4 24. Kh1 (24. Qc2 $16 {Fine}) (24. g3 Bxg3 25. fxg3 Qxg3+ $10) (24. Rd1 e5 25. Qe1 $16 {Alekhine}) 24... e5 $13) (23... g6 $142 {[%CAl Yf7f5] /\f5}) (23... Bf6 $1 {[%CAl Yf6d8,Ye6e5] /\Bd8, e5}) 24. exf5 exf5 25. Re1 $1 $18 Qg6 (25... Bf6 26. Bxf5 $18 (26. Qe6+ {with a winning endgame})) 26. f3 Re8 $2 $138 (26... Bf4 27. Rxd4 Qg3 28. Bc4+ Kh8 29. Qe7 $18) (26... Bg3 27. Qe6+ Kh8 28. Qxg6 hxg6 29. Re6 Rd8 30. Rxg6 f4 31. Re6 {[%CAl Rc4d4] /\32.Rd4}) 27. f4 Qg3 28. fxe5 Rxe5 29. Rc8+ Kf7 (29... Bxc8 30. Qxe5 Qxd3 31. Qe8#) 30. Qh5+ (30. Rc7+ Kg6 (30... Kg8 31. Bc4+ Kh8 32. Rc8+ $18) 31. Rxg7+ $18) 30... g6 (30... Kf6 31. Rf8+ Ke7 32. Qf7+ Kd6 33. Qd7+ Kc5 34. Na4#) (30... Ke7 31. Re8+ Kd6 32. Nc4+ $18) 31. Qxh7+ Kf6 (31... Ke6 32. Rxe5+ Kxe5 33. Qc7+ Kf6 34. Rf8+ Kg5 35. Qxg3+ Kh6 36. Qh4+ Kg7 37. Qh8#) 32. Rf8+ Kg5 ( 32... Ke6 33. Qd7#) 33. h4+ Kf4 34. Qh6+ g5 35. Rxf5+ Rxf5 36. Qd6+ Kg4 37. Bxf5+ (37. Bxf5+ Kxf5 38. Qe6+ Kf4 39. Qf6+ Kg4 40. Qxg5#) 1-0