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).

Q:  She places a piece of bubblewrap and makes sure it covers around about half of the wood.

A: She
****
Q:  The referee lets them know when to start and the sumos wrestle while the referee walks around the ring and monitors them.

A: the sumos
****
Q: She began to walk up and down the big room, flitting like a ghost from end to end and back again, and again back.

A:
She
****