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: Suddenly she reached out her hand, caught his, and kissed it.

Output: she


Input: Consider Input:  The goalie dressed in yellow tries to stop the opponent's ball.

Output: goalie


Input: Consider Input: Horace put his arm around Rose.


Output: arm