Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Accelerated_Dragon
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Qa5 7. a3 Qb6 8.
Ne6 Qxb2 9. Nxg7+ Kf8 10. Bb5 Qxc3+ 11. Ke2 Qxg7 12. Re1 Nf6 13. Qc1 h5 14. c4
Nxe4 15. Bd4 Nxd4+ 16. Kf1 Nxb5 17. cxb5 Nd6 18. Qc7 f6 19. Qd8+ Kf7 *
Position (FEN): r1bQ3r/pp1ppkq1/3n1pp1/1P5p/8/P7/5PPP/R3RK2 w - - 2 20
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1718
Best move: Rxe7#