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: Back in the 1800's there were a lot of people killed. Sentence 2: They were believed to practice witchery and for this they were killed. Sentence 3: Many women were burnt at the stake to a crisp. Sentence 4: A lot of people were killed simply for being different. Sentence 5: This has caused Salem to be an interesting attraction for many. Choices: a. SAlem. b. 100 trips.

Ex Output:
a

Ex Input:
Sentence 1: Billy's school has a race at the end of the year for every grade. Sentence 2: Billy wanted to be the fastest kid in his grade. Sentence 3: Billy ran around the yard at recess, all year long to get faster. Sentence 4: Finally it was time for the big race. Sentence 5: After a very close competition, Billy came out victorious! Choices: a. Not in the Kitchen. b. The big race.

Ex Output:
b

Ex Input:
Sentence 1: I went to my friend's house. Sentence 2: She called the police. Sentence 3: She told me I should have known not to contact her. Sentence 4: I had known her three years before that. Sentence 5: She did not want to make up. Choices: a. Dead Fish. b. Police.

Ex Output:
b