Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nc3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. d3 g6 6. f4 Bg7 7. Nf3 Rb8 8.
O-O Nh6 9. Qe1 O-O 10. f5 gxf5 11. Qh4 Ng4 12. exf5 Nf6 13. Ng5 h6 14. Nge4 d5
15. Nxf6+ Bxf6 16. Qxh6 Qd6 17. Kh1 Bg7 18. Qh5 Rb4 19. Rf3 Re8 20. a3 Rb6 21.
Nd1 e5 22. Ne3 e4 23. Rg3 exd3 24. cxd3 d4 25. Nc2 Kf8 26. Nb4 *
Position (FEN): 2b1rk2/p4pb1/1rpq4/2p2P1Q/1N1p4/P2P2R1/1P4PP/R1B4K b - - 3 26
Black to move.
Themes:  Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 1115
Best move: Re1#