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: Melvin was excited about his day at the beach. Sentence 2: He had packed up his beach towel and sunscreen. Sentence 3: After laying on the beach for a while he jumped in the water. Sentence 4: Unfortunately, he stepped on a jellyfish. Sentence 5: Melvin spent the rest of the day at the first aid station. Choices: a. A jellyfish. b. Books.

Ex Output:
a

Ex Input:
Sentence 1: Heather was middle aged and wore glasses. Sentence 2: At the mall last week she lost her glasses. Sentence 3: Heather had to call her daughter to drive her to work. Sentence 4: Heather went the very next day to buy a new pair. Sentence 5: Heather called her daughter and told her she did not have to drive her. Choices: a. Glasses. b. Knitting.

Ex Output:
a

Ex Input:
Sentence 1: Amanda was paying the phone bill. Sentence 2: She saw a number listed dozens of times. Sentence 3: She called it to find out who it was. Sentence 4: It was a party planner her husband had hired. Sentence 5: She had ruined his surprise! Choices: a. Ruined makeup. b. The Phone Records.

Ex Output:
b