[Event "AVRO"] [Site "?"] [Round "0"] [White "Fine"] [Black "Alekhine"] [Result "1-0"] [ECO "C70"] [Opening "Spanish: 4.Ba4"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Bd7 6. c3 g6 7. d4 Bg7 8. dxe5 Nxe5 9. Nxe5 dxe5 { White leads in development; to make use of this fact he presses on with ...} 10. f4 $1 {This looks premature, but is in fact very strong} 10... Bxa4 (10... Ne7 11. fxe5 Bxe5 12. Bxd7+ Qxd7 13. Qb3 $36) (10... exf4 11. Bxf4 Bxa4 12. Qxa4+ Qd7 13. Qxd7+ Kxd7 14. Bxc7 $1 Kxc7 15. Rxf7+ {White wins three pawns}) 11. Qxa4+ Qd7 {This temporary pawn sacrifice is practically forced} (11... b5 12. Qb3) 12. Qxd7+ Kxd7 13. fxe5 Ke6 14. Bf4 Rf8 { Black must hurry to regain the pawn} (14... Ne7 15. Nd2 Nc6 16. Nf3 { White threatens awful checks at d4 and g5}) 15. Nd2 Bxe5 16. Nb3 { This clearly shows the vulnerability of Black's King} 16... Bxf4 17. Rxf4 (17. Nc5+ Kd6 18. Nxb7+ Kc6 19. Na5+ Kb5 $17) 17... b6 18. a4 { To take advantage of the forced weakening of the pawns by Pa5} 18... Ke5 (18... a5) 19. g3 $1 {Simple, but extremely strong; now Black threatens Rd1, and leaves Black no time to consolidate his Queenside} (19. Raf1 f5 $11 20. g4 Ne7) 19... Nf6 (19... g5 20. Rf5+ Kxe4 21. g4) 20. Nd2 Nh5 {Knight is out of play} ( 20... Nd7) 21. Rf2 Ke6 (21... a5 22. b4) 22. a5 $1 Ra8 (22... b5 23. Nb3) 23. Raf1 $1 {White advantage has become decisive} 23... Rad8 (23... Raf8 24. g4 Ng7 25. axb6 cxb6 26. Rf6+ Ke7 27. Rxb6 $16) 24. Nf3 Ke7 (24... f6 25. Nd4+ Kd7 26. g4 Ng7 27. Rxf6) 25. axb6 cxb6 26. Ng5 h6 (26... f6 27. Nxh7 Rxh7 28. g4) 27. Rxf7+ Kd6 28. Nf3 g5 29. Nd4 Rhe8 30. Rh7 Rh8 31. Rff7 Rxh7 32. Rxh7 Rf8 33. Rxh6+ Nf6 34. Nf3 Kc5 35. Nd2 g4 36. Rg6 Nd7 37. Rxg4 Ne5 38. Rg5 Kd6 39. Rf5 Rd8 40. Nf3 Nd3 41. Rd5+ Ke7 42. Rxd8 Kxd8 43. b3 Ke7 44. Nd2 a5 45. Kf1 b5 46. Ke2 1-0