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: I waited near my class before 10 minutes before it started. Sentence 2: When I placed my water bottle in my bag, the cap fell loose. Sentence 3: Some water soaked my lab notebook and other papers. Sentence 4: I quickly took it out. Sentence 5: Since my lab notebook was ruined, I had to throw it away. Choices: a. Breaking up. b. Bad Luck in an Instant.

Ex Output:
b

Ex Input:
Sentence 1: There was lots of stuff on the table. Sentence 2: I needed to eat my lunch. Sentence 3: I took the stuff the table. Sentence 4: I put my bowl on the table. Sentence 5: I was able to eat my lunch. Choices: a. concert. b. Table.

Ex Output:
b

Ex Input:
Sentence 1: It has been hours since Katie has moved from the couch. Sentence 2: A new show she has been waiting for was just released for streaming. Sentence 3: She has cancelled all plans so she wouldn't have any interruptions. Sentence 4: Just then, her friend called to hang out. Sentence 5: Katie declined so she could finish her show. Choices: a. Binge Watching. b. Dress Orders.

Ex Output:
a