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:  The camera pans all around her while she opens the present and smiles to the camera.

Output: she


Input: Consider Input: Bud parked and they went inside.

Output: they


Input: Consider Input:  A little boy goes behind a ladder and other people keep walking around.


Output: boy