Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Mason_Variation
Moves: 1. d4 d5 2. Bf4 c6 3. e3 Nf6 4. Nd2 Bf5 5. Be2 e6 6. h4 Bd6 7. Bxd6 Qxd6 8. g4
Be4 9. f3 Qg3+ 10. Kf1 Nxg4 11. Nxe4 *
Position (FEN): rn2k2r/pp3ppp/2p1p3/3p4/3PN1nP/4PPq1/PPP1B3/R2Q1KNR b kq - 0 11
Black to move.
Themes:  Opening Mate in 1 
Puzzle rating: 1732
Best move: Nxe3#