Chess puzzle (Checkmate)
Moves: 1. d4 c5 2. d5 d6 3. c4 f5 4. e3 e5 5. b3 Nf6 6. Bb2 Be7 7. Be2 Nbd7 8. Nf3 O-O
9. Ng5 Qe8 10. Ne6 Bd8 11. Nxf8 Nxf8 12. O-O g5 13. f4 exf4 14. exf4 g4 15. Nc3
Ng6 16. Qc2 Qe3+ 17. Kh1 Nxf4 18. Rae1 Nxe2 19. Rxe2 Qh6 20. Nb5 g3 21. h3 Bd7
22. Nxd6 f4 23. Rfe1 Bxh3 24. gxh3 Qxh3+ 25. Rh2 gxh2 26. Qg2+ Qxg2+ 27. Kxg2
Ng4 *
Position (FEN): r2b2k1/pp5p/3N4/2pP4/2P2pn1/1P6/PB4Kp/4R3 w - - 1 28
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 400
Best move: Re8#