instruction:
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.
question:
It is somewhat weaker than three-stranded rope of a similar size, but is less liable to stretch.
answer:
It


question:
This rope is made from the fibres of the stems of the hemp plant which is grown in many parts of the world, but notably in Italy, Russia, China, U.S.A., New Zealand, St.
answer:
This rope


question:
This rope is made from the fibre of the abaca plant, which is grown extensively in the Philippine Islands and shipped from the port of Manila (whence its name), and also in Central America, Sumatra and Borneo.
answer:

This rope