Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Other_variations
Moves: 1. e4 c5 2. e5 Nc6 3. Qe2 a6 4. Nf3 g6 5. d4 cxd4 6. Bf4 Bg7 7. Nbd2 b5 8. Nb3
Bb7 9. Rd1 e6 10. Nc5 Rb8 11. Ne4 Bf8 12. a3 Nh6 13. Nf6+ Ke7 14. Nxd4 Nxd4 15.
Rxd4 Nf5 16. Qd2 Nxd4 17. Qb4+ d6 18. exd6+ Kxf6 19. Qxd4+ e5 *
Position (FEN): 1r1q1b1r/1b3p1p/p2P1kp1/1p2p3/3Q1B2/P7/1PP2PPP/4KB1R w K - 0 20
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 819
Best move: Qxe5#