Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Three_Knights_Variation
Moves: 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. cxd5 exd5 6. h3 O-O 7. Bf4 c6 8. e3
Re8 9. Bd3 Nbd7 10. O-O Nf8 11. Qc2 Bd6 12. Bxd6 Qxd6 13. Ne5 Be6 14. Rac1 N6d7
15. f4 Nxe5 16. fxe5 Qe7 17. Bxh7+ *
Position (FEN): r3rnk1/pp2qppB/2p1b3/3pP3/3P4/2N1P2P/PPQ3P1/2R2RK1 b - - 0 17
Black to move.
Themes:  Middlegame  
Puzzle rating: 1000
Best move: Nxh7