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: A lawn is shown and then the man begins to mow his lawn.

Output: man


Input: Consider Input: Abner Balberry, you ought to be kicked full o' holes, and ducked in the pond besides!"

Output: Abner Balberry


Input: Consider Input: It was no easy thing to prevent the boats from being stove, as the waves alternately drove them from the ship's side or brought the two together with a force which seemed irresistible.


Output: ship