Chess puzzle (Checkmate)
Opening: Grob_Opening, Grob_Opening_Keene_Defense
Moves: 1. g4 c6 2. h3 d5 3. Bg2 e5 4. c4 d4 5. d3 Be6 6. Qa4 Nd7 7. Nd2 Nb6 8. Qa5 Ne7
9. Ne4 Nd7 *
Position (FEN): r2qkb1r/pp1nnppp/2p1b3/Q3p3/2PpN1P1/3P3P/PP2PPB1/R1B1K1NR w KQkq - 9 10
White to move.
Themes:  Opening Mate in 1, Smothered Mate 
Puzzle rating: 880
Best move: Nd6#