S1: The Hound of Baskervilles was feared by the people of the area.
P : Some people spoke of seeing a huge, shadowy form a Hound at midnight on the moor.
Q : But they spoke of it in tones of horror.
R : Nobody had actually seen the hound.
S : This shadowy form did not reveal any details about the animal.
S6: The Hound of Baskervilles remains an unsolved mystery.
The Proper sequence should be: