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: There are several men playing Foos ball in an indoor room that has wooden panels.
Example Output: men

Example Input:  The child uses the faucet nozzle to rinse out the sink.
Example Output: child

Example Input: Certainly there was nothing directly above him that would serve, and he passed his right hand to one side.
Example Output:
he