Chess puzzle (Crushing)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Other_variations
Moves: 1. e4 c6 2. Nf3 Nf6 3. Nc3 d5 4. exd5 cxd5 5. d4 Nc6 6. Bb5 Bd7 7. O-O a6 8.
Bxc6 Bxc6 9. Ne5 e6 10. Bg5 Be7 11. Qe2 O-O 12. f4 Qb6 13. b3 *
Position (FEN): r4rk1/1p2bppp/pqb1pn2/3pN1B1/3P1P2/1PN5/P1P1Q1PP/R4RK1 b - - 0 13
Black to move.
Themes:  Middlegame  
Puzzle rating: 990
Best move: Qxd4+