Chess puzzle (Checkmate)
Opening: Zukertort_Opening, Zukertort_Opening_Tennison_Gambit
Moves: 1. e4 d5 2. Nf3 dxe4 3. Ng5 Nf6 4. Qe2 a6 5. Nc3 Bf5 6. Ngxe4 Nxe4 7. Nxe4 g6 *
Position (FEN): rn1qkb1r/1pp1pp1p/p5p1/5b2/4N3/8/PPPPQPPP/R1B1KB1R w KQkq - 0 8
White to move.
Themes: Pin Opening Mate in 1 
Puzzle rating: 994
Best move: Nf6#