Chess puzzle (Advantage)
Opening: Scotch_Game, Scotch_Game_Classical_Variation
Moves: 1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Nxd4 Bc5 5. Nxc6 dxc6 6. Qxd8+ Kxd8 7. Bg5+
f6 8. Bd2 Ne7 9. Nc3 Be6 10. O-O-O Ke8 11. f4 g6 12. h3 Kf7 13. g4 f5 14. gxf5
gxf5 15. exf5 Nxf5 16. Bd3 Rhd8 17. Bxf5 *
Position (FEN): r2r4/ppp2k1p/2p1b3/2b2B2/5P2/2N4P/PPPB4/2KR3R b - - 0 17
Black to move.
Themes:  Middlegame  
Puzzle rating: 1070
Best move: Bxf5