Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. d4 Bg4 5. Bc4 e6 6. Nbd2 Nc6 7. b3 Nxd4 8.
Bb2 Bc5 9. O-O Qf6 10. Bxd4 Bxd4 11. Rc1 O-O-O 12. Bxd5 Rxd5 13. h3 Bh5 14. Qe2
g5 15. Ne4 Qf4 16. Rcd1 g4 17. hxg4 Bxg4 18. Rd3 Rg8 19. g3 Rh5 20. Rxd4 Bxf3
21. Nd6+ cxd6 22. Qc4+ Kb8 23. Rxf4 *
Position (FEN): 1k4r1/pp3p1p/3pp3/7r/2Q2R2/1P3bP1/P1P2P2/5RK1 b - - 0 23
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 644
Best move: Rh1#