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: Sam was ice skating with his girlfriend. Sentence 2: It was his first time. Sentence 3: He started feeling comfortable with it after a while. Sentence 4: All of a sudden he slipped and knocked his head on the ice. Sentence 5: He was knocked out for a few minutes and had to go home. Choices: a. Instant Knockout. b. Jessica gets married.

a