In this task, you are given a sentence which contains a motion and your task is to identify the physical entities involved in the motion. The input sentence can have more than one entity and also there is at least one entity that takes part in physical motion. There are two types of entities which are animate (beings that are alive) and inanimate entities (beings that are not alive).

Input: Consider Input: Higher and higher climbed the huge bird.

Output: bird


Input: Consider Input: He was on his knees now, and his exploration had carried him as far as the table; another moment and he was grovelling under it, still at his search, which with each fresh disappointment grow more feverish.

Output: He


Input: Consider Input: I sent her home, but instead of going home she went to the outer canal and drowned herself.


Output: I