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:  Three men throw shingles off the roof.
Example Output: Three men

Example Input:  She pours some tomatoes, zucchini and red onions into the mixing bowl.
Example Output: She

Example Input: "She waltzes beautifully."
Example Output:
She