Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Bd3 O-O 5. O-O Nc6 6. Nbd2 Nb4 7. Qe2 Nxd3 8.
Qxd3 d6 9. c3 Bf5 10. e4 Bg4 11. h3 Bxf3 12. Nxf3 e5 13. dxe5 dxe5 14. Qxd8
Raxd8 15. Nxe5 Nxe4 16. Nf3 Rfe8 17. Bf4 Rd7 18. Rad1 Rxd1 19. Rxd1 c6 20. Rd7
Nc5 21. Rd2 b5 22. Kf1 Ne4 23. Rd7 a5 24. Rb7 Nc5 25. Rb6 Re6 26. Nd4 Bxd4 27.
cxd4 Nd3 28. Bh6 *
Position (FEN): 6k1/5p1p/1Rp1r1pB/pp6/3P4/3n3P/PP3PP1/5K2 b - - 2 28
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 774
Best move: Re1#