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. h3 Qd6 7. Be2 a6 8.
d3 h6 9. O-O h5 10. Bg5 Ng4 11. hxg4 hxg4 12. g3 *
Position (FEN): r1b1k2r/1pp2pp1/p1pq4/2b3B1/4P1p1/2NP2P1/PPP1BP2/R2Q1RK1 b kq - 0 12
Black to move.
Themes: Kingside Attack, Pin Opening Mate in 1 
Puzzle rating: 1529
Best move: Qxg3#