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'.

Ex Input:
Sentence 1: Larry wanted to ask Sally on a date. Sentence 2: He was really nervous when he saw her. Sentence 3: She smiled at him. Sentence 4: He got more confident. Sentence 5: He asked her to go on a date with him. Choices: a. The Cartoon. b. The Date.

Ex Output:
b

Ex Input:
Sentence 1: Kia signed up for guitar lessons. Sentence 2: At first she was terrible. Sentence 3: She couldn't strum any chords properly! Sentence 4: But after a few weeks she improved. Sentence 5: Soon Kia was an expert guitarist. Choices: a. The crash. b. Strum.

Ex Output:
b

Ex Input:
Sentence 1: Judy loved to play tennis. Sentence 2: However, she needed help with her serve. Sentence 3: She decided to start taking lessons. Sentence 4: Her serve got better. Sentence 5: Judy started winning all her matches. Choices: a. Tree Trouble. b. Tennis Lesson.

Ex Output:
b