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: Tom was a UFC fighter. Sentence 2: He had just been in a close match. Sentence 3: They had to have the judges pick a winner. Sentence 4: Everyone disagreed with their choice. Sentence 5: Tom felt cheated and demanded a rematch. Choices: a. Judge's Decision. b. Comb.
Example Output: a

Example Input: Sentence 1: Eleanor went on a vacation to Maui. Sentence 2: While there, she wanted to have an authentic luau experience. Sentence 3: She paid for a big resort luau. Sentence 4: It was fun, but felt cheesy and inauthentic. Sentence 5: A local later told her that there are no authentic luau events left. Choices: a. Oxygen. b. Luau.
Example Output: b

Example Input: Sentence 1: Allie noticed it was snowing outside. Sentence 2: She then prayed for a snow day. Sentence 3: To her delight the phone rang. Sentence 4: It was the school and it was canceled. Sentence 5: Allie was happy she got to go back to sleep. Choices: a. Snow day. b. Food.
Example Output:
a