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 Q]: The older and more worn the rope, the less elasticity it will possess and the weaker it will become.
[EX A]: the rope

[EX Q]: The quality varies greatly with the soil in which it is grown, and for purposes of Admiralty specification it is graded for quality in the order Italian, European, New Zealand and St.
[EX A]: it

[EX Q]: Man-made braided cordage is also used where flexibility, strength and durability are needed, such as in safety nets of carriers and in signal halyards.
[EX A]:
Man-made braided cordage