Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 Be7 5. O-O Nf6 6. fxe5 dxe5 7. Nc3 Nd4 8.
Bxf7+ Kxf7 9. Nxe5+ Kf8 10. Qh5 Qe8 11. Qd1 Bc5 12. Nf3 Nxf3+ 13. Kh1 Ne5 14.
d4 Bb6 15. dxe5 Qxe5 16. Nd5 Bc5 17. Nxf6 gxf6 18. Rb1 Rg8 19. b4 Bd4 20. Bh6+
Kf7 21. Rf5 Bxf5 22. exf5 Qxf5 23. Qxd4 Qxc2 24. Rg1 Rad8 25. Qh4 Qxg2+ 26.
Rxg2 Rd1+ 27. Rg1 *
Position (FEN): 6r1/ppp2k1p/5p1B/8/1P5Q/8/P6P/3r2RK b - - 2 27
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 399
Best move: Rdxg1#