Chess puzzle (Checkmate)
Opening: Russian_Game, Russian_Game_Italian_Variation
Moves: 1. e4 e5 2. Nf3 Nf6 3. Bc4 Bc5 4. O-O d6 5. Ng5 O-O 6. d3 Bg4 7. Qe1 h6 8. Nf3
Bxf3 9. gxf3 Nh5 10. c3 Qf6 11. Nd2 Nf4 12. Nb3 Qg5+ 13. Kh1 *
Position (FEN): rn3rk1/ppp2pp1/3p3p/2b1p1q1/2B1Pn2/1NPP1P2/PP3P1P/R1B1QR1K b - - 6 13
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 785
Best move: Qg2#