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 boy in the hat takes the ball.

Output: The boy


Input: Consider Input:  The man cheered and gave a high five to other man, then he is so happy he went to the ground on his stomach and he continue to cheer.

Output: The man


Input: Consider Input: "There's Mrs. Millard going in at the back door."


Output: Mrs. Millard