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:
General characteristics.

Ex Output:
General characteristics.


Ex Input:
New Zealand and St. Helena hemps are not true hemps like Italian, but produce hard fibres similar to those of sisal.

Ex Output:
New Zealand and St. Helena hemps


Ex Input:
In particularly rough weather, the ship's side should be well fendered.

Ex Output:

 the ship's side