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]: Manila hawser-laid rope is supplied to the Royal Navy in coils of 120 fathoms, and it is marked with one red rogue's yarn in each of two strands.
[EX A]: Manila hawser-laid rope

[EX Q]: HANDLING BOATS IN SURF.
[EX A]: BOATS

[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