Chess puzzle (Crushing)
Opening: Modern_Defense, Modern_Defense_Standard_Defense
Moves: 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 e5 5. d5 a5 6. Qd2 Nd7 7. Bb5 Ne7 8. Bh6
O-O 9. Bxg7 Kxg7 10. h4 f5 11. Bxd7 Bxd7 12. h5 f4 13. g3 g5 14. gxf4 gxf4 15.
f3 Kh8 16. O-O-O b5 17. Nge2 b4 18. Nb1 Rg8 19. Nxf4 exf4 *
Position (FEN): r2q2rk/2pbn2p/3p4/p2P3P/1p2Pp2/5P2/PPPQ4/1NKR3R w - - 0 20
White to move.
Themes:  Middlegame  
Puzzle rating: 1366
Best move: Qd4+