Chess puzzle (Crushing)
Opening: Ruy_Lopez, Ruy_Lopez_Steinitz_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 a6 5. Bxc6+ bxc6 6. dxe5 d5 7. exd5 cxd5 8.
O-O Bc5 9. c4 Ne7 10. cxd5 Nxd5 11. Nc3 Bb7 12. Nxd5 Bxd5 13. Qa4+ c6 14. Bg5
Qd7 15. Nd4 *
Position (FEN): r3k2r/3q1ppp/p1p5/2bbP1B1/Q2N4/8/PP3PPP/R4RK1 b kq - 3 15
Black to move.
Themes:  Middlegame  
Puzzle rating: 1846
Best move: Qg4