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 had a hand me down waterbed. Sentence 2: He didn't really like it much. Sentence 3: He decided to put a hole in it to get a new one. Sentence 4: Unfortunately the hole was too big. Sentence 5: Water filled most of Tom's room. Choices: a. Joana. b. Water Bed.

b