Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 Be7 6. Bg5 h6 7. Bh4 g5 8. Bg3
Bd6 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. O-O Nc6 12. Nb5 Bxg3 13. fxg3 a6 14. Re1+
Ne4 15. Nc3 Qf5 16. Na4 O-O-O 17. Qd3 Rhe8 18. c4 dxc4 19. Qxc4 Nxd4 20. Nxd4
Qf2+ 21. Kh1 Rxd4 22. Qb3 Nxg3+ 23. Qxg3 Rxe1+ 24. Rxe1 Qf4 25. Qxf4 Rxf4 26.
Nc3 b5 27. g3 Rf2 28. Kg1 Rxb2 29. Ne4 Rxa2 30. Nc5 a5 *
Position (FEN): 2k5/2p2p2/7p/ppN3p1/8/6P1/r6P/4R1K1 w - - 0 31
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 635
Best move: Re8#