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 woman continue jumping all along the gym together and end by holding the ropes against their feet.

Ex Output:
woman


Ex Input:
He then takes a box with a new chain in it and puts it back on the bike and begins tightening the chain.

Ex Output:
He


Ex Input:
 She now rides down the hill without falling and is able to move effectively back and fourth.

Ex Output:

She