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.

Example Input: In Mexico one of the languages spoken is Mexican Spanish.
Example Output: Mexico

Example Input: ''08/26'' is the runway name at Al Asad Airbase.
Example Output: Al Asad Airbase

Example Input: The Unirea year is 1890.The Total is 5499
Example Output:
1890