Chess puzzle (Advantage)
Opening: Kings_Pawn_Game, Kings_Pawn_Game_Busch-Gass_Gambit
Moves: 1. e4 e5 2. Nf3 Bc5 3. Bc4 Bxf2+ 4. Kxf2 c6 5. Rf1 d5 6. exd5 Nf6 7. dxc6 Nxc6
8. Kg1 e4 9. Ng5 O-O 10. Nc3 Bg4 11. Qe1 Ne5 12. Bb3 Be6 13. Bxe6 fxe6 14. Nxe6
Qb6+ 15. Kh1 Qxe6 16. Nxe4 *
Position (FEN): r4rk1/pp4pp/4qn2/4n3/4N3/8/PPPP2PP/R1B1QR1K b - - 0 16
Black to move.
Themes:  Middlegame  
Puzzle rating: 1070
Best move: Nxe4