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.

The book "1634: The Galileo Affair is available in English.
1634: The Galileo Affair

Elizabeth McGovern played Dame Celia Westholme in Agatha Christie: Poirot in 2008
Agatha Christie: Poirot

The P4 (11/22 PS) was used from 1905 to 1910.

P4 (11/22 PS)