Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Accelerated_London_System
Moves: 1. d4 d5 2. Bf4 f5 3. e3 e6 4. c3 g5 5. Be5 Nf6 6. Nf3 Bd6 7. Bd3 g4 8. Ng5 Qe7
9. Bxd6 Qxd6 10. h3 Nbd7 11. hxg4 fxg4 12. Nxh7 Rxh7 *
Position (FEN): r1b1k3/pppn3r/3qpn2/3p4/3P2p1/2PBP3/PP3PP1/RN1QK2R w KQq - 0 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1184
Best move: Bxh7