Chess puzzle (Checkmate)
Opening: Russian_Game, Russian_Game_Modern_Attack
Moves: 1. e4 e5 2. d4 exd4 3. Nf3 Nf6 4. e5 Qe7 5. Bc4 d5 6. Bb3 Ne4 7. Bxd5 Nc6 8.
Bxe4 Nxe5 9. Nxe5 Qxe5 10. Qe2 Bd6 11. O-O *
Position (FEN): r1b1k2r/ppp2ppp/3b4/4q3/3pB3/8/PPP1QPPP/RNB2RK1 b kq - 3 11
Black to move.
Themes: Kingside Attack Opening Mate in 1 
Puzzle rating: 611
Best move: Qxh2#