Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Symmetrical_Variation
Moves: 1. d4 d5 2. Nf3 Nf6 3. g3 c5 4. b3 cxd4 5. Bb2 e5 6. Nxe5 Bb4+ 7. Nd2 Ne4 8.
Nf3 Qf6 9. Bxd4 Nxd2 10. Bxf6 *
Position (FEN): rnb1k2r/pp3ppp/5B2/3p4/1b6/1P3NP1/P1PnPP1P/R2QKB1R b KQkq - 0 10
Black to move.
Themes: Double Check Opening Mate in 1 
Puzzle rating: 1133
Best move: Nxf3#