Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Nf3 Nc6 3. g3 Bg4 4. Bf4 Nf6 5. Nc3 a6 6. Qd3 e6 7. h3 Bf5 8. e4
dxe4 9. Nxe4 Bxe4 10. Qe3 Bxf3 11. Qxf3 Nxd4 12. Qxb7 Nxc2+ 13. Ke2 Nxa1 14.
Bg2 Rb8 15. Bc6+ Ke7 16. Bd6+ Qxd6 17. Qxb8 Qxc6 18. Rd1 Qc2+ 19. Rd2 Qc4+ 20.
Kd1 Ne4 *
Position (FEN): 1Q3b1r/2p1kppp/p3p3/8/2q1n3/6PP/PP1R1P2/n2K4 w - - 6 21
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 935
Best move: Qd8#