This task is about identifying the subject of a given sentence. The subject of a sentence is the person, place, or thing that is performing the action of the sentence. The subject represents what or whom the sentence is about. Each sentence in this task is guaranteed to contain a single subject. The input is a sentence and the output is the identified subject of that sentence.

Input: Consider Input: The production code for episode "surgery" is 06-00-222.

Output: surgery


Input: Consider Input: Bakewell pudding can be served warm (freshly baked) or cold.

Output: Bakewell pudding


Input: Consider Input: The Gwacheon International SF Festival will take place in Gwacheon, Gyeonggi-do in South Korea.


Output: Gwacheon International SF Festival