Task: Question Answering
Input (English): Passage: I had been waiting for a reply from my grandmother . I had sent her a letter , she lives in another country . I had only met her once when she came to America . Then on a rainy Saturday , I went out to my mailbox and there was the return letter from my grandmother . I could not wait to read it . I carefully opened the letter and began to read . She thanked me for writing to her . She wrote about Germany and wrote that she would love for me to visit her . I was so excited , I had never been to Germany . She wrote about the food and things we could do . I wrote her back and told her I would start planning my trip . Question: When did they check the mailbox for they return letter? Option1: never Option2: On a rainy saturday
Output (English): On a rainy saturday