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 Q]:  The bulls circle one another.
[EX A]: bulls

[EX Q]: I stumbled and slipped along the hill-side, my breath labouring, and a moaning at my lips from sheer agony and weakness.
[EX A]: I

[EX Q]:  The girls continue cheering around the stage while lifting one another up and performing tricks and pans to the audience in the end.
[EX A]:
girls