Chess puzzle (Checkmate)
Opening: Kings_Knight_Opening, Kings_Knight_Opening_Normal_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. a3 Bc5 4. Nc3 Nf6 5. h3 O-O 6. d3 h6 7. g4 Nh7 8. b4 Bd4
9. Nxd4 Nxd4 10. Ne2 *
Position (FEN): r1bq1rk1/pppp1ppn/7p/4p3/1P1nP1P1/P2P3P/2P1NP2/R1BQKB1R b KQ - 1 10
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1371
Best move: Nf3#