Chess puzzle (Advantage)
Opening: Zukertort_Opening, Zukertort_Opening_Queens_Gambit_Invitation
Moves: 1. Nf3 e6 2. g3 d5 3. Bg2 Nf6 4. O-O c5 5. d4 Nc6 6. c4 dxc4 7. Qa4 Bd7 8. Qxc4
cxd4 9. Nxd4 Rc8 10. Nc3 a6 11. Bg5 Be7 12. Rfd1 Qa5 13. Nb3 *
Position (FEN): 2r1k2r/1p1bbppp/p1n1pn2/q5B1/2Q5/1NN3P1/PP2PPBP/R2R2K1 b k - 5 13
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1405
Best move: Qxg5