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: Comet 13P/Olbers's orbital period (years) is 69.52.

Output: 13P/Olbers


Input: Consider Input: The Akron Summit Assault team is based in Akron, Ohio.

Output: Akron Summit Assault


Input: Consider Input: The Czech Republic came in third place with 30 points in 2007.


Output: 2007