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:
The horror ceased at last, and later we heard the door unlock and a man's foot upon the landing above.

Ex Output:
door


Ex Input:
Finally,the bottom is secured with a pony tail holder and she sprays her hair to ensure the style will be locked into place.

Ex Output:
she


Ex Input:
 women stands and laugh and walks.

Ex Output:

women