Chess puzzle (Advantage)
Opening: Nimzowitsch_Defense, Nimzowitsch_Defense_Scandinavian_Variation
Moves: 1. e4 d5 2. e5 Nc6 3. d4 f6 4. exf6 Nxf6 5. Nf3 e6 6. Bb5 a6 7. Bxc6+ bxc6 8.
Ne5 Bd6 9. Nxc6 Qd7 10. Na5 Qb5 11. Bd2 Bb4 12. Bxb4 Qxb4+ 13. c3 *
Position (FEN): r1b1k2r/2p3pp/p3pn2/N2p4/1q1P4/2P5/PP3PPP/RN1QK2R b KQkq - 0 13
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1544
Best move: Qxa5