Definition: 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'.
Input: Sentence 1: Paul went to the football game. Sentence 2: It was very cold outside. Sentence 3: Paul's coat did not keep him very warm and he was cold. Sentence 4: Paul went to town the next day. Sentence 5: He looked for a warm, thick coat and purchased it. Choices: a. Paul Got A New Coat. b. ACL.

a