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: Four men were produced at once who had seen a dark mass of boats moving in the light of the dawn.
Example Output: men

Example Input:  The girl threw the frisbee and the dog chase of it and placed it on the ground.
Example Output: The girl

Example Input:  The woman holds a glass and mixes various liquids into the glass.
Example Output:
woman