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: America decided to launch an air attack on Japan. Sentence 2: The president consulted with his Generals to get it done. Sentence 3: They decided to launch bombers from an aircraft carrier. Sentence 4: The hornet was chosen for the attack. Sentence 5: Eventually 16 bombers were launched against Tokyo. Choices: a. The USS Hornet. b. The Wrong Room.

Ex Output:
a

Ex Input:
Sentence 1: Gary bought some grid paper for work. Sentence 2: He had to make charts of the financial transactions of his company. Sentence 3: He spent two hours coming up with many charts. Sentence 4: The boss looked at his charts and was impressed. Sentence 5: He was promoted for his great work. Choices: a. Lemon. b. Gary's Grid Paper.

Ex Output:
b

Ex Input:
Sentence 1: When Richard came home, his house was completely trashed. Sentence 2: He called the cops right away. Sentence 3: They said there was no sign of entry but that the window was open. Sentence 4: Suddenly two cats came barging in from the window, fighting. Sentence 5: The cops left the house leaving Richard to deal with the cats. Choices: a. A trashed house. b. Poor Dove.

Ex Output:
a