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: Nala bought a big bottle of wine. Sentence 2: She poured herself glass after glass while watching TV. Sentence 3: In the morning she saw that the whole bottle was gone! Sentence 4: Nala was shocked. Sentence 5: She decided she had to cut down on her drinking. Choices: a. Broken. b. Wine.
Example Output: b

Example Input: Sentence 1: Jake had locked himself out of his house. Sentence 2: He was a slender man so he thought he could use the chimney. Sentence 3: He climbed to the roof and shimmied down the chimney. Sentence 4: His feet reached the floor but he could go no further. Sentence 5: Twelve hours later someone heard his screams and he was rescued. Choices: a. Teaching Boys. b. A Costly Mistake.
Example Output: b

Example Input: Sentence 1: When she bought the bananas, they were still green. Sentence 2: She left them on the counter for two days. Sentence 3: They suddenly turned dark and started getting old. Sentence 4: She needed to use them somehow. Sentence 5: She decided to make banana bread. Choices: a. Bananas. b. The Purse.
Example Output:
a