Chess puzzle (Equality)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. c3 c6 6. Bc4 d5 7. exd5 cxd5 8.
Bb5+ Bd7 9. Qa4 Nf6 10. Bxd7+ Nxd7 11. Qxd4 Qe7+ 12. Qe3 Nf6 13. O-O Ng4 14.
Qd4 Nf6 15. d3 g6 16. Bd2 O-O-O 17. Qxa7 Qd6 18. h3 g5 19. Bxg5 Rg8 20. Qa8+
Kc7 21. Qa5+ Kb8 22. Bxf6 *
Position (FEN): 1k1r1br1/1p3p1p/3q1B2/Q2p4/8/2PP3P/PP3PP1/RN3RK1 b - - 0 22
Black to move.
Themes:  Middlegame  
Puzzle rating: 1504
Best move: Qxf6