Task: Question Answering
Input (English): Passage: I was sitting in my living room on the couch when the phone rang . It was loud and had a ringing sound that could be heard everywhere in the house . I thought about who could be calling since it was late at night . I let the phone ring for a little while thinking about who it could be , and decided to answer it . I went over to the phone and picked it up . I held the phone against my ear and said hello . I did not recognize who the voice belonged to , so I asked who it was . They said they were a salesman and wanted to ask me if I would like to buy something . I did not have much money , so I told them I was not interested , and they hung up . Question: Who did they not know? Option1: The person calling on the phone Option2: the person knocking at the door
Output (English): The person calling on the phone