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: Matt and his friends went to Six Flags one Saturday morning. Sentence 2: They rode all the big rides multiple times during the day. Sentence 3: The last ride they rode Matt injured his neck and his head. Sentence 4: He went to the doctor complaining of constant headaches. Sentence 5: The doctor ran some tests and found a pinched nerve in his neck. Choices: a. Six Flags Hurts. b. The Flat Tire.

a