Chess puzzle (Advantage)
Moves: 1. f4 d5 2. e3 Nc6 3. Bb5 a6 4. Bxc6+ bxc6 5. b3 Nf6 6. Bb2 e6 7. Nf3 Be7 8.
O-O a5 9. a3 Ba6 10. Rf2 Ng4 11. Ne5 Nxf2 12. Kxf2 Bb7 13. Qh5 g6 14. Qh6 Bf8
15. Qh3 Bg7 16. Nxc6 Bxc6 17. Bxg7 Rg8 18. Qxh7 Kd7 19. Bb2 Qe7 20. h3 g5 21.
f5 e5 22. a4 Rh8 23. Qg7 Rag8 24. Qxe5 Qd8 25. f6 g4 26. Qe7+ *
Position (FEN): 3q2rr/2pkQp2/2b2P2/p2p4/P5p1/1P2P2P/1BPP1KP1/RN6 b - - 1 26
Black to move.
Themes:  Middlegame  
Puzzle rating: 687
Best move: Qxe7