Chess puzzle (Checkmate)
Moves: 1. c4 e6 2. Nc3 d6 3. g3 a6 4. Bg2 Nf6 5. Nf3 d5 6. cxd5 Nxd5 7. O-O Nxc3 8.
bxc3 Bd6 9. e4 O-O 10. d4 c6 11. Re1 Nd7 12. e5 Bc7 13. Bg5 f6 14. exf6 Nxf6
15. Qb3 Qe7 16. Re2 c5 17. Rae1 b5 18. d5 c4 19. Qd1 Rd8 20. Bh3 Rxd5 21. Qxd5
Nxd5 22. Bxe7 Nxe7 23. Bxe6+ Bxe6 24. Rxe6 Nd5 25. Ng5 Nxc3 26. Re8+ Rxe8 *
Position (FEN): 4r1k1/2b3pp/p7/1p4N1/2p5/2n3P1/P4P1P/4R1K1 w - - 0 27
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1040
Best move: Rxe8#