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 lay brother he struck to the ground and trampled into the mire.

Output: The lay brother


Input: Consider Input: William left us alone, and we sat and talked.

Output: we


Input: Consider Input: A person begins clearing snow off of a windshield on a car.


Output: A person