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:
New and untreated hemp rope is hard, smooth, pale grey in colour and of a lighter shade than manila but darker than sisal.

Ex Output:
New and untreated hemp rope


Ex Input:
Because it is not so reliable as manila it is not used for boats, falls, slings or for any purpose where the parting of the rope may endanger life.

Ex Output:
it


Ex Input:
When made of manila or sisal, the fibres of the rope are treated with a rot-proofing solution during the first stage of rope-making, when the fibres are being combed into ribbons.

Ex Output:

the fibres of the rope


