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: Tom was walking to work. Sentence 2: He was holding his umbrella. Sentence 3: The wind started to pick up. Sentence 4: A strong gust ripped the umbrella out of his hand. Sentence 5: Tom wasn't able to get it back. Choices: a. Loud at the Library. b. Windy Day.

b