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).

Ex Input:
He walked beside her in silence for a moment, and then he added, "I have had no trouble in seeing that you are beginning to avoid me.

Ex Output:
He


Ex Input:
Karara's torch beam caught them both.

Ex Output:
Karara's


Ex Input:
He lay back with his head on his arms, his eyes shut.

Ex Output:

He