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: Every Christmas Kevin received a puzzle from granny. Sentence 2: Each year the puzzle has smaller pieces. Sentence 3: This year Kevin worked several days and was near the end. Sentence 4: Kevin seemed to be stuck on a missing piece. Sentence 5: Kevin looked everywhere and could not find the puzzle piece. Choices: a. Solve the puzzle.. b. Rice & Beans.

a