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: Karl woke up in a terrible mood. Sentence 2: The first thing he did was spill coffee on his clean white shirt. Sentence 3: He swore and screamed and punched his door. Sentence 4: After that, he changed his shirt and left his house. Sentence 5: He met his girlfriend at the beach and took his shirt off. Choices: a. Too Much Wine. b. Karl Goes to the Beach.

Ex Output:
b

Ex Input:
Sentence 1: The praying mantis waited patiently for it's prey. Sentence 2: The mantis was very still and perfectly camouflaged. Sentence 3: It waited and waited for days and days. Sentence 4: Eventually a fly landed right in front of it. Sentence 5: It lunged and snapped up the fly and slowly ate it up. Choices: a. Mantis. b. message.

Ex Output:
a

Ex Input:
Sentence 1: Alex took Jeff on a date. Sentence 2: Alex loves horror movies. Sentence 3: They went to see the newest one. Sentence 4: She made Jeff watch the whole thing. Sentence 5: Jeff went home crying. Choices: a. The Brush. b. Horror Movie.

Ex Output:
b