Chess puzzle (Checkmate)
Opening: Russian_Game, Russian_Game_Stafford_Gambit
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Qf3 Bc5 6. Bc4 Bg4 7. Qg3 Qd4
8. d3 Nxe4 9. Bxf7+ Kf8 10. dxe4 *
Position (FEN): r4k1r/ppp2Bpp/2p5/2b5/3qP1b1/6Q1/PPP2PPP/RNB1K2R b KQ - 0 10
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1294
Best move: Qd1#