Chess puzzle (Checkmate)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Old_Variation
Moves: 1. d4 d5 2. c4 dxc4 3. e3 Bf5 4. Bxc4 e6 5. Qb3 b6 6. Nf3 a5 7. a4 Bb4+ 8. Nc3
Bxc3+ 9. bxc3 Nf6 10. Ne5 Ne4 11. Bb5+ Kf8 12. Ba3+ Kg8 13. O-O f6 14. Nc6 Nxc6
15. Bxc6 Rb8 16. Bxe4 Bxe4 *
Position (FEN): 1r1q2kr/2p3pp/1p2pp2/p7/P2Pb3/BQP1P3/5PPP/R4RK1 w - - 0 17
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 449
Best move: Qxe6#