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: But as I sat my horse and in retrospect reviewed my connection with the cattle before me and the prospect of soon severing it, my remuda came over a near-by hill in a swinging trot for their second drink.

SOLUTION: I

PROBLEM: Our Uncle Peter had to stoop his head to hear it.

SOLUTION: Uncle

PROBLEM: my sister cried, springing to the ground; 'we will go on foot, we are nearly there.

SOLUTION:
sister