Chess puzzle (Advantage)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. a3 Bxc3+ 6. bxc3 Bb7 7. Bg5 h6 8.
Bh4 d6 9. e3 Nbd7 10. Bd3 Qc8 11. Ne2 g5 12. Bg3 Bxg2 13. Rg1 Bb7 14. f4 Nf8
15. f5 Qd7 16. fxe6 Nxe6 17. Bf5 d5 18. Be5 Qe7 19. cxd5 Bxd5 20. c4 Bb7 21.
Qa4+ Kf8 22. d5 Ng7 23. Bxf6 *
Position (FEN): r4k1r/pbp1qpn1/1p3B1p/3P1Bp1/Q1P5/P3P3/4N2P/R3K1R1 b Q - 0 23
Black to move.
Themes:  Middlegame  
Puzzle rating: 1125
Best move: Qxf6