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.

Input: Consider Input: Handling of wire rope.

Output: wire rope


Input: Consider Input: Three hawser-laid ropes each of 120 fathoms, laid up together in the opposite direction to that of their own lay, will form a cable-laid rope, 100 fathoms in length.

Output: Three hawser-laid ropes


Input: Consider Input: It is impervious to saIt water, and so it is very suitable for slings, falls, berthing hawsers and tow- ropes.


Output: It