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.

Q: St. Helena and India.

A: St. Helena and India.
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Q: The size of a strand is that of the rope from which it was taken

A: The size of a strand
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Q: at the same time the strands are rotated individually in the direction of their original twist.

A:
the strands
****