TASK DEFINITION: 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).
PROBLEM:  man starts playing the flute and keep talknig.

SOLUTION: man

PROBLEM: They then turn around and start to dance on the stair step and intensifying the workout.

SOLUTION: They

PROBLEM:  More people are shown chasing bulls with them chasing after.

SOLUTION:
people