In this task, you are given a sentence. You must find the primary subject in the supplied sentence. The output must be a sub-sequence in the sentence.

Ex Input:
This is in relation to the direction in which the shore lies.

Ex Output:
the shore


Ex Input:
Then it is laid over the two foremost thwarts.

Ex Output:
it


Ex Input:
Furthermore, cable-laid rope, being more solid in construction, is more resistant to chafe and does not absorb water so readily as hawser-laid rope.

Ex Output:

cable-laid rope


