Chess puzzle (Advantage)
Opening: Russian_Game, Russian_Game_Nimzowitsch_Attack
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nf6 6. d4 d5 7. h3 Ne4 8. a3
Nxc3 9. bxc3 Bd6 10. Bd3 O-O 11. O-O Re8 12. Bxh7+ *
Position (FEN): rnbqr1k1/ppp2ppB/3b4/3p4/3P4/P1P2N1P/2P2PP1/R1BQ1RK1 b - - 0 12
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 750
Best move: Kxh7