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 then unscrews a light switch and pulls it out just a little, making some slits in the fabric or paper, then putting the light switch back over the new wall paper.

Ex Output:
He


Ex Input:
Jim drew his reluctant hands from the cards, his eyes went slowly and hopelessly round the room and out the door.

Ex Output:
Jim


Ex Input:
As he walked out with him to the front door, he suddenly thought of Mr. Buxton again and his reception in the afternoon.

Ex Output:

he