Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Other_variations
Moves: 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bf4 Nc6 5. Nc3 Bd6 6. Bg5 h6 7. Bh4 Be7 8. e3
O-O 9. cxd5 Nxd5 10. Qc2 Nxc3 11. bxc3 *
Position (FEN): r1bq1rk1/ppp1bpp1/2n1p2p/8/3P3B/2P1PN2/P1Q2PPP/R3KB1R b KQ - 0 11
Black to move.
Themes:  Opening  
Puzzle rating: 1259
Best move: Bxh4