Chess puzzle (Checkmate)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Normal_Variation
Moves: 1. Nf3 Nf6 2. d4 d5 3. c4 dxc4 4. e3 e6 5. Bxc4 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 O-O
8. O-O Nc6 9. a3 a6 10. e4 b5 11. Bd3 Nxd4 12. Nxd4 Qxd4 13. Qc2 c5 14. Nb3 Qe5
15. Nxc5 Rd8 16. h3 Nd7 17. Nxd7 Rxd7 18. Qc6 Rda7 *
Position (FEN): r1b3k1/r4ppp/p1Q1p3/1p2q3/4P3/P2B3P/1P3PP1/R4RK1 w - - 2 19
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 698
Best move: Qe8#