Chess puzzle (Checkmate)
Opening: Kings_Pawn_Game, Kings_Pawn_Game_Kings_Head_Opening
Moves: 1. e4 e5 2. f3 Bc5 3. Ne2 Bf2+ 4. Kxf2 f5 5. d3 fxe4 6. dxe4 Nf6 7. Ng3 O-O 8.
Bc4+ Kh8 9. Re1 c6 10. a4 Qb6+ 11. Kf1 Ng4 12. Qe2 *
Position (FEN): rnb2r1k/pp1p2pp/1qp5/4p3/P1B1P1n1/5PN1/1PP1Q1PP/RNB1RK2 b - - 4 12
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1201
Best move: Nxh2#