Chess puzzle (Checkmate)
Opening: Russian_Game, Russian_Game_Stafford_Gambit
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. Be2 h5 7. O-O Qd6 8.
Be3 Bxe3 9. fxe3 Ng4 10. Bxg4 hxg4 11. g3 Qh6 12. Qe2 Be6 13. Nc3 O-O-O 14. d4
Bc4 15. Qxc4 *
Position (FEN): 2kr3r/ppp2pp1/2p4q/8/2QPP1p1/2N1P1P1/PPP4P/R4RK1 b - - 0 15
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1475
Best move: Qxh2#