Definition: 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.
Input: Anna won a pair of tickets for a cruise. She invited her boyfriend, Zach, to join her. Zach agreed to go even though he hates boats. While on the cruise, Zach got terrible motion sickness. Anna had to take care of him the entire trip.
Why did She invite her boyfriend , Zach?

Answerable