In this task you are given a story and a question regarding that story. You must judge whether the question is answerable based on the info given to you. Label the instances as "Answerable" or "Not Answerable" based on your judgment. the story and the question are separated by a new line character.

[EX Q]: Dave bought an old chair at an antique store. The chair was beat up but Dave took it home anyway. He sat down in the chair at home and heard a crack. Seconds later the chair broke and Dave fell. Dave got out his wood glue and fixed the broken chair.
Why did Dave buy an old chair?
[EX A]: Answerable

[EX Q]: I had an interview. I got dressed in my suit. Then I realized I didn't know how to tie a tie. I decided to go to the interview without a tie. I didn't get the job and learned I should wear a tie next time.
Why had I an interview?
[EX A]: Not Answerable

[EX Q]: I took my pile of change to an exchange machine. After the machine received my change, it converted it to cash. $21 dollars came out. I invited my girlfriend to dinner. I used the money I got from the machine.
Why did I invite my girlfriend?
[EX A]:
Not Answerable