Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 d6 7. O-O Be7 8. c3
O-O 9. Re1 Na5 10. Bc2 c5 11. Nbd2 Qc7 12. Nf1 Bb7 13. h3 Rac8 14. g4 Rfd8 15.
Ng3 g6 16. Bg5 Ne8 17. Qd2 Ng7 18. Bh6 Ba8 19. Kg2 Ne6 20. Rh1 Nc6 21. h4 Bf6
22. h5 Qe7 23. hxg6 fxg6 24. Be3 Rf8 25. Rh2 Rf7 26. Rah1 Rcf8 27. Bd1 Nf4+ 28.
Bxf4 *
Position (FEN): b4rk1/4qr1p/p1np1bp1/1pp1p3/4PBP1/2PP1NN1/PP1Q1PKR/3B3R b - - 0 28
Black to move.
Themes:  Middlegame  
Puzzle rating: 968
Best move: exf4