Chess puzzle (Advantage)
Opening: Bishops_Opening, Bishops_Opening_Berlin_Defense
Moves: 1. e4 e5 2. Bc4 Nf6 3. d3 d5 4. exd5 Nxd5 5. Nf3 Nc6 6. O-O Bd6 7. Bg5 Nf6 8.
Nc3 h6 9. Be3 g5 10. Qd2 Be6 11. Bxe6 fxe6 12. Bxg5 *
Position (FEN): r2qk2r/ppp5/2nbpn1p/4p1B1/8/2NP1N2/PPPQ1PPP/R4RK1 b kq - 0 12
Black to move.
Themes:  Middlegame  
Puzzle rating: 1166
Best move: hxg5