Chess puzzle (Checkmate)
Opening: Russian_Game, Russian_Game_Italian_Variation
Moves: 1. e4 e5 2. Nf3 Nf6 3. Bc4 h6 4. Nc3 Nc6 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 d6 8.
O-O Be7 9. Re1 O-O 10. Nd5 Be6 11. Nxe7+ Qxe7 12. Bxe6 fxe6 13. e5 dxe5 14.
Qxe5 Rfe8 15. Qg3 Qb4 16. Bxh6 Re7 17. Bg5 Rf8 18. Bc1 *
Position (FEN): 5rk1/ppp1r1p1/4pn2/8/1q6/6Q1/PPP2PPP/R1B1R1K1 b - - 4 18
Black to move.
Themes: Hanging Piece, Kingside Attack Middlegame Mate in 1 
Puzzle rating: 460
Best move: Qxe1#