Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Bc4 f6 3. Nf3 Ne7 4. Nxe5 fxe5 5. Qf3 d5 6. exd5 Qd6 7. O-O Bf5 8.
Nc3 a6 9. Re1 Nd7 10. d4 O-O-O 11. Bg5 Bxc2 12. dxe5 Nxe5 13. Qe2 Nxc4 14. Qxc4
h6 15. Bf4 Qd7 16. Rac1 Bg6 17. Na4 Nxd5 18. Red1 Qc6 19. Rxd5 Qxc4 20. Rxd8+
Kxd8 21. Rxc4 Bd6 22. Bxd6 cxd6 23. Nb6 Ke7 24. Rc7+ Kf6 25. Rxb7 Re8 26. Kf1
Bd3+ 27. Kg1 *
Position (FEN): 4r3/1R4p1/pN1p1k1p/8/8/3b4/PP3PPP/6K1 b - - 4 27
Black to move.
Themes:  Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 572
Best move: Re1#