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: Years ago I met this well dressed man on the street. Sentence 2: We begin a long conversation. Sentence 3: He told me that he once was a homeless person but now he's wealthy. Sentence 4: He told me that he save ten dollars. Sentence 5: He took five of his ten dollars and bought lottery tickets and won. Choices: a. Homeless Man. b. Karen the dog-lover.

a