In this task, you're given five sentences, numbered 1 through 5, and two options a and b for possible titles for the story. Your job is to choose the title that better fits the story. Indicate your choice by 'a' or 'b'.

Example Input: Sentence 1: Eaton had just gotten braces on his top teeth. Sentence 2: At his first football game he went on the field to play. Sentence 3: He ran out for the pass and caught it. Sentence 4: Another player bumped his mouth. Sentence 5: His mouth guard ripped off a piece of his braces bracket. Choices: a. Selling Moms Gift. b. Braces Break.
Example Output: b

Example Input: Sentence 1: I went to my friend's house. Sentence 2: She called the police. Sentence 3: She told me I should have known not to contact her. Sentence 4: I had known her three years before that. Sentence 5: She did not want to make up. Choices: a. Dead Fish. b. Police.
Example Output: b

Example Input: Sentence 1: Lisa was having a sleepover with several friends. Sentence 2: But there weren't enough beds for everyone. Sentence 3: Three of Lisa's friends decided to share a bed. Sentence 4: But when they got on, the legs of the bed frame broke. Sentence 5: Everyone agreed to help Lisa pay for a new bed frame. Choices: a. Sienna's Birthday. b. Broken Bed.
Example Output:
b