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'.

Example Input: Sentence 1: Larry had a very nice job with good pay. Sentence 2: He also had no plans to marry or have children. Sentence 3: He ended up with a sizable amount of money in his bank account. Sentence 4: He realized that he had no one to leave it to if he died. Sentence 5: He started going on trips, buying nice things and eating out a lot. Choices: a. Special Olympics. b. Larry Lives Lavishly.
Example Output: b

Example Input: Sentence 1: Richard was driving to work. Sentence 2: He wanted to buy a cup of coffee. Sentence 3: He pulled into a Starbucks. Sentence 4: Richard got out of his car. Sentence 5: He went into the Starbucks. Choices: a. Ian's Snacks. b. coffee time.
Example Output: b

Example Input: Sentence 1: One time I was walking along the sidewalk to the store. Sentence 2: I saw a man on the corner standing between two poles. Sentence 3: I wondered what he was doing and slowly began to realize. Sentence 4: A small puddle was forming on the ground as he peed publicly. Sentence 5: Now I avoid stepping on any liquid substance on the sidewalk! Choices: a. Gotta go right now. b. Whiteout.
Example Output:
a