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: Ann wanted to redo her bedroom. Sentence 2: She bought a new duvet first. Sentence 3: It was a great turquoise color. Sentence 4: Ann couldn't find anything that matched it. Sentence 5: She regretted buying that duvet. Choices: a. The Duvet. b. Pizza and Dancing.

Ex Output:
a

Ex Input:
Sentence 1: Bill was quite happy with the picture on his 80 inch TV. Sentence 2: He enjoyed sports on TV more than ever. Sentence 3: Then black lines appeared across the screen. Sentence 4: The set had cost $4000 and was only 23 months old. Sentence 5: It could not be repaired and had to be hauled away. Choices: a. Game Winner. b. Epic Failure.

Ex Output:
b

Ex Input:
Sentence 1: Scuba divers dove to the bottom of the sea. Sentence 2: They didn't know what they would find. Sentence 3: It was cold down there. Sentence 4: They found a glimmer in the sand. Sentence 5: It was buried treasure! Choices: a. Bottom of the Sea. b. The Modeling Agency.

Ex Output:
a