Chess puzzle (Advantage)
Opening: Ruy_Lopez, Ruy_Lopez_Bird_Variation
Moves: 1. e4 Nc6 2. Nf3 e5 3. Bb5 Nd4 4. Nxd4 exd4 5. d3 c5 6. Bc4 a6 7. Qf3 Qe7 8.
Bd5 d6 9. O-O Nf6 10. Bg5 h6 11. Bh4 *
Position (FEN): r1b1kb1r/1p2qpp1/p2p1n1p/2pB4/3pP2B/3P1Q2/PPP2PPP/RN3RK1 b kq - 1 11
Black to move.
Themes:  Opening  
Puzzle rating: 1874
Best move: g5