Chess puzzle (Checkmate)
Opening: Alekhine_Defense, Alekhine_Defense_Krejcik_Variation
Moves: 1. e4 Nf6 2. Bc4 Nxe4 3. g4 d5 4. Bd3 Nf6 5. g5 Ng4 6. f4 e5 7. h3 e4 8. Qe2
Be7 9. hxg4 exd3 10. Qxd3 O-O *
Position (FEN): rnbq1rk1/ppp1bppp/8/3p2P1/5PP1/3Q4/PPPP4/RNB1K1NR w KQ - 1 11
White to move.
Themes: Kingside Attack Opening Mate in 1 
Puzzle rating: 738
Best move: Qxh7#