Directions: In this question, the first and the last sentences/parts of the passage/sentences are numbered S1 and S2.The rest of the passage/sentences are split into four parts and named P, Q, R, S. These four parts are not given in a proper order. Read the passage or sentences and find out which of the four combinations is correct.

S1: The Hound of the Baskerville was feared by the people of the area.

P. Some people spoke of seeing a huge, shadowy form of 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.

S2: The Hound of Baskervilles remains an unsolved mystery.