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).

Example Input: "I don't care if you be," said the girl, tossing her head.
Example Output: girl

Example Input: Presently, he wriggles a little in the water, as though vexed at the slackness of offers; then he drops one of the hands and leaves the other outstretched.
Example Output: he

Example Input: To obviate the difficulty of having the delegation back down the long room, it was the Crown Prince who departed first, with the Chancellor.
Example Output:
Prince