Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Franco-Sicilian_Variation
Moves: 1. Nf3 c5 2. e4 e6 3. d4 Nc6 4. d5 Nce7 5. Nc3 Ng6 6. h4 h5 7. Be2 exd5 8. exd5
Nf6 9. O-O d6 10. Re1 Bg4 *
Position (FEN): r2qkb1r/pp3pp1/3p1nn1/2pP3p/6bP/2N2N2/PPP1BPP1/R1BQR1K1 w kq - 2 11
White to move.
Themes: Double Check Middlegame Mate in 1 
Puzzle rating: 905
Best move: Bb5#