Chess puzzle (Checkmate)
Moves: 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. a4 c6 8. Qe2
a5 9. Ba2 exd4 10. Nxd4 Nb6 11. Rd1 d5 12. exd5 Nbxd5 13. Nxd5 cxd5 14. Bg5 h6
15. Bh4 Re8 16. Qd3 Ne4 17. Bxe7 Rxe7 18. Nf3 Qb6 19. Qd4 Qxd4 20. Rxd4 Bg4 21.
Ne1 Nf6 22. Nd3 Rc8 23. c3 Re2 24. Re1 Rce8 25. Rxe2 Rxe2 26. Kf1 Rd2 27. Ke1 *
Position (FEN): 6k1/1p3pp1/5n1p/p2p4/P2R2b1/2PN4/BP1r1PPP/4K3 b - - 3 27
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1089
Best move: Rd1#