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).

Ex Input:
The farmer finished his supper and then went out to see that everything was all right around the farm for the night.

Ex Output:
farmer


Ex Input:
 Man in front holds a brushteeth and put some toothpaste and clean his teeth, then the guy introduces the toothbrush into a honey pot and brush the teeth with it.

Ex Output:
Man


Ex Input:
 Two of the men start fighting each other.

Ex Output:

men