Chess puzzle (Advantage)
Moves: 1. e4 e6 2. Nc3 Nf6 3. Bc4 d5 4. exd5 exd5 5. Bb3 c6 6. d3 Bb4 7. Bd2 O-O 8.
Nf3 Bg4 9. h3 Re8+ 10. Kf1 Bxf3 11. Qxf3 d4 12. Nb1 Bc5 13. a3 Nbd7 14. Kg1 Ne5
15. Qd1 Qd7 16. Kh2 Bd6 17. Bf4 Ng6 18. Bxd6 Qxd6+ 19. Kg1 Re7 20. Nd2 Rae8 21.
Nf3 Nf4 22. Qd2 Re2 23. Qd1 h6 24. Kf1 Nh7 25. g3 Ng6 26. Kg2 *
Position (FEN): 4r1k1/pp3ppn/2pq2np/8/3p4/PB1P1NPP/1PP1rPK1/R2Q3R b - - 2 26
Black to move.
Themes:  Middlegame  
Puzzle rating: 1837
Best move: Qf6