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'.

Example Input: Sentence 1: Tom wanted to help his country. Sentence 2: Tom was in really great shape. Sentence 3: Tom was a trained fighter. Sentence 4: Tom decided to try out for the Navy Seals. Sentence 5: Tom became a Navy Seal. Choices: a. New taco place. b. Navy Seals.
Example Output: b

Example Input: Sentence 1: Martha was eating dinner with her husband. Sentence 2: Suddenly he announced that he had a surprise. Sentence 3: Without telling her he had applied for a nice job. Sentence 4: He announced that he had gotten it and she was thrilled. Sentence 5: They spent all night talking about their new future plans. Choices: a. The Lion. b. The Surprise Job.
Example Output: b

Example Input: Sentence 1: Neil found a parking spot and began to unpack the car. Sentence 2: Towels, surfboards, and a cooler were some of the items hauled out. Sentence 3: Neil and his friends found a nice spot in the sand and settled in. Sentence 4: The drive took almost two hours, but it was worth it. Sentence 5: It was perfect beach weather. Choices: a. Beach Day. b. Back to school shopping.
Example Output:
a