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.

Robin tricked Doug into marrying her by getting pregnant. Doug divorced Robin because he loved Tracy. Tracy married Doug because they were in love. Doug found out that Tracy slept with Mr Washington. Mr Washington and Robin's baby died under mysterious circumstances.
Why did Tracy marry Doug?
Answerable