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: Consider Input: Sentence 1: Heather was having her birthday party with all her classmates. Sentence 2: She was having a good time until some mean girls provoked her. Sentence 3: The girls all ended up in a large fight. Sentence 4: Heather's mom was mad so she ended the party right then. Sentence 5: Heather was so sad, but later she understood that she was wrong. Choices: a. Band. b. The Ruined Party.

Output: b

Input: Consider Input: Sentence 1: Michael wanted to visit a candy store. Sentence 2: He hasn't been to a candy store since he was a kid. Sentence 3: He spent time looking at all the different candies the store offered. Sentence 4: He ended up spending fifty dollars all on candy. Sentence 5: By the end of the week, Michael was already sick of candy. Choices: a. Tooth Pain. b. Candy Store.

Output: b

Input: Consider Input: Sentence 1: Nelson knew he needed to lose weight but he didn't know how? Sentence 2: He watched a lot of late night infomercials about weight is loss. Sentence 3: Nelson read about diet and exercise and made a few eating changes. Sentence 4: Nelson stopped eating milk, rice, pasta and white breads. Sentence 5: Nelson is proud to have lost 38 pounds and is still losing. Choices: a. Weight Loss. b. The Walk on the Beach.
Output: a