Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. c3 d5 7. exd5 exd5 8.
O-O Be7 9. Bg5 O-O 10. Nd2 h6 11. Bh4 Ne5 12. N2f3 Bg4 13. h3 Bxf3 14. Nxf3
Nxd3 15. Qxd3 Re8 16. Rfd1 Qb6 17. Bxf6 Bxf6 18. Qxd5 Qxb2 19. Rab1 Qxc3 20.
Rxb7 Rad8 21. Qxf7+ Kh8 22. Rdb1 Qc2 23. R1b2 Qc1+ 24. Kh2 Qf4+ 25. Kh1 Rd1+
26. Ng1 Rxg1+ 27. Kxg1 *
Position (FEN): 4r2k/pR3Qp1/5b1p/8/5q2/7P/PR3PP1/6K1 b - - 0 27
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1260
Best move: Re1#