Chess puzzle (Equality)
Moves: 1. d4 d5 2. Bf4 Nf6 3. e3 g6 4. Nf3 Bg7 5. Nbd2 O-O 6. c3 Ne4 7. Bd3 Bf5 8. Qc2
Nc6 9. Nxe4 dxe4 10. Bxe4 Bxe4 11. Qxe4 f5 12. Qe6+ Kh8 13. Ng5 Qe8 14. Bxc7
Rf6 15. Qd5 e6 16. Qb5 e5 17. Bxe5 Nxe5 18. Qxe5 Qc6 19. O-O Re8 20. Qc5 Qd7
21. Qxa7 f4 22. exf4 Rxf4 23. Qc5 *
Position (FEN): 4r2k/1p1q2bp/6p1/2Q3N1/3P1r2/2P5/PP3PPP/R4RK1 b - - 1 23
Black to move.
Themes:  Middlegame  
Puzzle rating: 1572
Best move: Rf5