Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 Nc6 5. Nf3 Qb6 6. Qc2 Bf5 7. Bd3 Bxd3 8.
Qxd3 Qxb2 9. O-O Qxa1 10. Na3 Qxa2 11. Nb5 Rc8 12. Nc7+ Kd8 13. Ng5 Rxc7 14.
Nxf7+ Kc8 15. Qf5+ Rd7 16. dxc5 Rg8 17. Ne5 g6 18. Qe6 Rg7 19. Nxc6 bxc6 20.
Qxc6+ Kd8 *
Position (FEN): 3k1b2/p2rp1rp/2Q2np1/2Pp4/5B2/2P1P3/q4PPP/5RK1 w - - 1 21
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 998
Best move: Qa8#