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: Gundo Grumbo liked to make a good gumbo. Sentence 2: He'd won dozens of medals for his gumbo. Sentence 3: One day his recipe was stolen. Sentence 4: The police were no use. Sentence 5: Thus Grumbo took matters into his own hands. Choices: a. Gundo. b. Pool Problems.

a