Chess puzzle (Advantage)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Other_variations
Moves: 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Bd3 Bg4 5. O-O e5 6. Bb5+ Nc6 7. Bxc6+ bxc6
8. d3 Bc5 9. Nbd2 Qf6 10. Qe1 Ne7 11. Nxe5 Bh5 12. a3 O-O 13. b4 Bd6 14. Nd7 *
Position (FEN): r4rk1/p2Nnppp/2pb1q2/3p3b/1P6/P2P4/2PN1PPP/R1B1QRK1 b - - 2 14
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1899
Best move: Qxa1