Chess puzzle (Advantage)
Opening: Four_Knights_Game, Four_Knights_Game_Scotch_Variation_Accepted
Moves: 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. Nxc6 bxc6 7. Bc4 O-O
8. Qf3 d5 9. exd5 cxd5 10. Nxd5 Nxd5 11. Bxd5 Rb8 12. O-O Rb6 13. Qg3 *
Position (FEN): 2bq1rk1/p1p2ppp/1r6/2bB4/8/6Q1/PPP2PPP/R1B2RK1 b - - 4 13
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1437
Best move: Qxd5