TASK DEFINITION: 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).
PROBLEM: She sighed, she groaned, she drew in her breath, she shook her head, as she waited on table.

SOLUTION: She

PROBLEM: There were no available boats, except the two hanging from the bridge davits, and about them, as we stumbled out on the decks, raged a fierce battle of extermination, as men, relapsed to brutes, fought for survival.

SOLUTION: we

PROBLEM:  men are snowboarding in a hill.

SOLUTION:
men

