In this task, you're given the title of a five-sentence story, the first four sentences, and two options for the fifth sentence as a and b. Your job is to pick the sentence option that does not connect with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes less sense.

Ex Input:
Title: Church. Sentence 1: The man started a church. Sentence 2: He had a hard time getting members. Sentence 3: He went door to door in the community. Sentence 4: He seemed like a good man to the people. Choices: a. As a result, he decided to go to the movies alone. b. The church became popular.

Ex Output:
a

Ex Input:
Title: The Pasta. Sentence 1: Aaron was a great chef. Sentence 2: He specialized in Italian dishes. Sentence 3: He made his own pasta and sauce. Sentence 4: When he fed it to his family, they all raved. Choices: a. It was their new favorite recipe! b. Now Karen goes out and doesn't worry about what she orders.

Ex Output:
b

Ex Input:
Title: Ice Cream Samples. Sentence 1: Bill and Joe went to the ice cream parlor. Sentence 2: Joe couldn't decide what he wanted. Sentence 3: He tried six different samples. Sentence 4: Then he realized he wasn't hungry anymore. Choices: a. The server at the ice cream parlor was very annoyed with him. b. Ricky and his dog went for a run in the park afterwards.

Ex Output:
b