Chess puzzle (Advantage)
Opening: Ruy_Lopez, Ruy_Lopez_Morphy_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bb7 6. c3 Bc5 7. O-O Nf6 8. Re1
Ng4 9. d4 exd4 10. Nxd4 *
Position (FEN): r2qk2r/1bpp1ppp/p1n5/1pb5/3NP1n1/1BP5/PP3PPP/RNBQR1K1 b kq - 0 10
Black to move.
Themes:  Opening  
Puzzle rating: 1702
Best move: Qh4