Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_French_Variation
Moves: 1. e4 e6 2. Nf3 c5 3. Bc4 d5 4. exd5 exd5 5. Bb5+ Nc6 6. O-O Nf6 7. Ne5 Bd7 8.
Re1 Ne4 9. d3 Nxe5 10. Bxd7+ Nxd7 11. dxe4 Be7 12. exd5 O-O 13. Bg5 *
Position (FEN): r2q1rk1/pp1nbppp/8/2pP2B1/8/8/PPP2PPP/RN1QR1K1 b - - 2 13
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 669
Best move: Bxg5