Chess puzzle (Advantage)
Opening: Scotch_Game, Scotch_Game_Other_variations
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 a6 6. Bc4 c5 7. Qd5 Qe7 8.
Bg5 Qe6 9. Nc3 Ne7 10. Qxc5 Qg4 11. O-O h6 12. Bxe7 Bxe7 13. Qd5 O-O 14. h3 Qe6
15. Qd3 Qc6 16. Bd5 Qg6 17. Bc4 Rb8 18. Nd5 Re8 19. Nb6 *
Position (FEN): 1rb1r1k1/1p1pbpp1/pN4qp/8/2B1P3/3Q3P/PPP2PP1/R4RK1 b - - 10 19
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1676
Best move: Qxb6