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: At last we resolved to enter a grove near at hand, and had advanced a few rods, when, just upon its skirts, I picked up a slender bread-fruit shoot perfectly green, and with the tender bark freshly stripped from it.

Output: I


Input: Consider Input: Discreetly he coughed.

Output: he


Input: Consider Input: He went to the baggage-room and brought an axe.


Output: He