Chess puzzle (Advantage)
Opening: Bishops_Opening, Bishops_Opening_Berlin_Defense
Moves: 1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. a3 Bc5 5. Nf3 d6 6. Bg5 Nd4 7. Nbd2 Ne6 8.
Bxe6 Bxe6 9. b4 Bb6 10. O-O h6 11. Bh4 g5 12. Nxg5 *
Position (FEN): r2qk2r/ppp2p2/1b1pbn1p/4p1N1/1P2P2B/P2P4/2PN1PPP/R2Q1RK1 b kq - 0 12
Black to move.
Themes:  Middlegame  
Puzzle rating: 1293
Best move: hxg5