Definition: In this task, you're given five sentences, numbered 1 through 5. Your job is to generate a title for the story that makes complete sense. The title must be short, with less than three words, use simple language, and include the main topic of the story.
Input: Sentence 1: Tommy went to the bank. Sentence 2: He deposited $200 into his savings account. Sentence 3: When he check his account online, he was mad. Sentence 4: The transaction shows that $200 dollars was taken out of his credit. Sentence 5: Fortunately, the credit card company fixed the mistake.

Reverse Function