[Event "Alicante 1973"]  [White "William Hartston"]  [Black "Heikki Westerinen"]  [Result "1-0"]  [ECO "C24"]  [Annotator "ATH"]  [PlyCount "53"]  [EventDate "1973.??.??"]  [SourceTitle "StarBase 4.56"]  [SourceDate "2004.11.04"]  [SourceVersion "1"]  [SourceVersionDate "2004.11.04"]  [SourceQuality "2"]   1. e4 e5 2. Bc4 Nf6 3. d3 Be7 4. Nc3 O-O 5. f4 (5. Nf3 c6 {would transpose to  main lines}) 5... exf4 6. Bxf4 c6 7. e5 d5 $2 (7... Ne8 8. Nf3 d5 9. exd6 Nxd6  10. Bb3 Na6 11. O-O Nc5 12. Qd2 Nf5 $11 {Ardelean-Vajda, Predeal 2007}) 8. exf6  Bb4 $6 (8... Bxf6 9. Bb3 Re8+ 10. Kf1 $16) 9. Bb3 d4 $2 (9... Re8+ 10. Kf1 a5  11. Qf3 Bxc3 12. bxc3 a4 13. Bxd5 cxd5 14. fxg7 $16) 10. Nge2 $6 (10. fxg7 Re8+  (10... Kxg7 11. a3 dxc3 12. axb4 Re8+ 13. Kf1 cxb2 14. Rb1 Qf6 15. Qf3 $18) (  10... dxc3 11. gxf8=Q+ Qxf8 12. bxc3 Bxc3+ 13. Bd2 Bxa1 14. Qxa1 $18) 11. Nge2  dxc3 12. O-O $18) 10... dxc3 11. O-O cxb2 $2 (11... Qxf6 12. Bxb8 Qe7 13. bxc3  Ba3 14. Bg3 Bg4 15. Rf2 a5 16. h3 Bh5 17. Rb1 Qd7 (17... a4 18. Bc4 b5 19. Bxb5  cxb5 20. Rxb5 $18) 18. Qf1 $16) 12. fxg7 Qb6+ (12... Re8 13. Bxf7+ $1 $18 {  is crushing but better for Black than the game continuation}) 13. Kh1 Re8 14.  Bxf7+ (14. Rb1 {is even stronger}) 14... Kxf7 15. Be3+ ({as is} 15. Nd4 $1)  15... Kg8 16. Bxb6 Bg4 (16... bxa1=Q 17. Qxa1 axb6 {is better but equally  hopeless}) 17. c3 $6 {White chooses the slow method} (17. Bd4 $1 bxa1=Q 18.  Qxa1 {is the quick method}) 17... bxa1=Q 18. Qxa1 Bxe2 19. Qb2 Bxf1 20. Qb3+ $1  {The only move to win} Kxg7 21. Bd4+ Kg6 22. Qxb4 {Black has more than enough  wood for the queen (or would have if his queenside were developed)} c5 23. Qxc5  Nc6 $6 {too little, too late} ({but} 23... Re1 24. Qd6+ Kf7 25. Qd5+ Ke8 26.  Qh5+ Kd8 27. Qh4+ {may be a few pawns better in the computer's eyes but it's  still well beyond hope}) 24. Qd6+ Kh5 25. Bg7 $1 Bxd3 26. h3 ({Hoping for} 26.  Qxd3 $4) 26... Bg6 27. Qf4 1-0