Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Modern_Variations
Moves: 1. e4 c5 2. Nf3 d6 3. Nc3 e5 4. Be2 Nc6 5. Nd5 Nge7 6. c3 g6 *
Position (FEN): r1bqkb1r/pp2np1p/2np2p1/2pNp3/4P3/2P2N2/PP1PBPPP/R1BQK2R w KQkq - 0 7
White to move.
Themes:  Opening Mate in 1 
Puzzle rating: 1144
Best move: Nf6#