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).

Example Input: "O, yes, I can," retorted Mrs. Porter, closing one eye and ministering to it hastily with the corner of her apron.
Example Output: Porter

Example Input: At the Well they had not long to wait before Mr. McLean suddenly appeared out of the mist, and to their astonishment Miss Ailie was leaning on his arm.
Example Output: Mr. McLean

Example Input:  He begins to whisk the egg mixture with two wooden sticks, holding the pan over the burner.
Example Output:
He