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 an avid motorcycle rider. Sentence 2: Tom rode everyday. Sentence 3: One day Tom noticed his bike under-performing. Sentence 4: Tom discovered he had a bent spoke in his wheel. Sentence 5: He had the spoke repaired at the mechanic. Choices: a. Amy's Wash Machine. b. Spokes.

b