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: Peyton thought she was the reincarnation of an ancient warrior. Sentence 2: As she lived in a mansion with maids and a butler, she kept it secret. Sentence 3: But as she grew up, she felt the fire in her to change the world. Sentence 4: She didn't want to be rich and started fighting for many causes. Sentence 5: She managed to change many things over her life, just like a warrior. Choices: a. Modern warrior. b. Beef Stew.

Ex Output:
a

Ex Input:
Sentence 1: Renee wanted to lose weight and get in better shape. Sentence 2: She found a program for free that started slow. Sentence 3: She started walking every day and jogging for a few minutes. Sentence 4: Soon she was only jogging every day and not walking. Sentence 5: After just three months, Renee was able to run her first 5K. Choices: a. Couch to 5K. b. Mixed Messages.

Ex Output:
a

Ex Input:
Sentence 1: Nina went mountain hiking. Sentence 2: She made it halfway up the mountain. Sentence 3: The sky began to get dark as dusk set in. Sentence 4: Suddenly she noticed the beautiful sunset. Sentence 5: Nina felt inspired and encouraged to continue on the hike. Choices: a. Mountain Sunset. b. New pants.

Ex Output:
a