Chess puzzle (Advantage)
Opening: Semi-Slav_Defense, Semi-Slav_Defense_Other_variations
Moves: 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Be7 6. e3 h6 7. Bh4 O-O 8. Rc1
Nbd7 9. Bd3 dxc4 10. Bxc4 b5 11. Bd3 Bb7 12. Bb1 a6 13. Qc2 g6 14. e4 c5 15. e5
Nd5 16. Nxd5 Bxh4 17. Nxh4 *
Position (FEN): r2q1rk1/1b1n1p2/p3p1pp/1ppNP3/3P3N/8/PPQ2PPP/1BR1K2R b K - 0 17
Black to move.
Themes:  Opening  
Puzzle rating: 1222
Best move: Qxh4