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: Houston Astros seasonheld on September 2 2007 at number 137.

Output: 137


Input: Consider Input: There are 304 physicians in Amhara

Output: Amhara


Input: Consider Input: Turkey's leader is Ahmet Davutoğlu.


Output: Turkey