Chess puzzle (Advantage)
Opening: Philidor_Defense, Philidor_Defense_Other_variations
Moves: 1. e4 e5 2. Nf3 d6 3. Nc3 h6 4. d4 Qe7 5. dxe5 dxe5 6. Bc4 Nf6 7. O-O a6 8. Be3
Bg4 9. Nd5 Nxd5 10. Qxd5 Nc6 11. Rad1 *
Position (FEN): r3kb1r/1pp1qpp1/p1n4p/3Qp3/2B1P1b1/4BN2/PPP2PPP/3R1RK1 b kq - 2 11
Black to move.
Themes:  Middlegame  
Puzzle rating: 2072
Best move: Bxf3