Chess puzzle (Advantage)
Opening: Philidor_Defense, Philidor_Defense_Other_variations
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. Nc3 Nf6 5. d4 exd4 6. Nxd4 Be7 7. Bf4 Nbd7 8.
Qd2 Ng4 9. f3 Nge5 10. Be2 O-O 11. O-O-O Ng6 12. g4 *
Position (FEN): r1bq1rk1/pppnbpp1/3p2np/8/3NPBP1/2N2P2/PPPQB2P/2KR3R b - - 0 12
Black to move.
Themes:  Middlegame  
Puzzle rating: 878
Best move: Nxf4