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).

Input: Consider Input: We had reached the end of the narrow passage, and emerged into the square of brick and grass that lay behind the house.

Output: We

Input: Consider Input: More footage is shown of tight rope walkers tripping and falling.

Output: walkers

Input: Consider Input: Nearer and nearer still; and now they pause; he listens with all the intensity of one who listens for existence; some one comes; there is a lumbering noise--a hasty footstep; he hears some one labouring for breath--panting like a hunted hare; his dungeon door is opened, and there totters in a man, tall and gaunt; he reels like one intoxicated; fatigue has done more than the work of inebriation; he cannot save himself, and he sinks exhausted by the side
Output: he