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: Tim was in a loveless relationship. Sentence 2: He cheated often. Sentence 3: One time his wife caught him. Sentence 4: Tim hoped it would be the end of the relationship. Sentence 5: Unfortunately his wife didn't leave. Choices: a. Water balloon fight. b. Caught Cheating.

b