Suppose J.K. Rowling is a British author best known for creating the Harry Potter series, one of the best-selling book series in history. Rowling's writing has inspired films, merchandise, and a dedicated fan base worldwide. In addition to her writing, she has been involved in philanthropy and advocacy for issues such as poverty and multiple sclerosis.
Can we infer that 'J.K. Rowling has only written children's books'? Yes, no, or maybe?