Task: Information Extraction
Input (English): Sentence1: Nate expressed his interest in music during class. Sentence2: Ben questioned whether or not he was certain about it. Sentence3: He also said that being a singer is only for girls. Sentence4: Some of the students in the class argued with him. Sentence5: At the same time, Nate felt embarrassed.
Output (English): The students, Ben, Nate