Chess puzzle (Checkmate)
Opening: Russian_Game, Russian_Game_Stafford_Gambit
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Nc3 Bc5 6. d3 Ng4 7. Be3 Nxe3
8. fxe3 Bxe3 9. Qe2 Qg5 10. Nd1 Bg4 11. Qxe3 Qb5 12. Rb1 O-O-O 13. d4 Qa5+ 14.
Nc3 Rhe8 15. b4 Qb6 16. Qg3 Qxd4 17. Qxg4+ Kb8 18. Qf3 *
Position (FEN): 1k1rr3/ppp2ppp/2p5/8/1P1qP3/2N2Q2/P1P3PP/1R2KB1R b K - 2 18
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1082
Best move: Qd2#