Chess puzzle (Advantage)
Opening: Philidor_Defense, Philidor_Defense_Other_variations
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Bg4 6. f3 Bf5 7. d3 Nxd5 8. O-O
Bc5+ 9. Kh1 h6 10. Ne4 Bd4 11. c3 Bb6 12. Qb3 c6 13. d4 exd4 14. cxd4 Na6 15.
Nbc3 Nac7 16. Qa3 Bxe4 17. Nxe4 Qe7 18. Nd6+ Kd7 19. Bf4 *
Position (FEN): r6r/ppnkqpp1/1bpN3p/3n4/2BP1B2/Q4P2/PP4PP/R4R1K b - - 4 19
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1014
Best move: Nxf4