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.

Example Input: Title: A boy becomes a magician. Sentence 1: A little boy always dreamed of becoming a magician. Sentence 2: So the little boy went to the local library and got books on magic. Sentence 3: The little boy studied the books on magic day and night. Sentence 4: The little boy began to practice doing magic tricks in his bedroom. Choices: a. All the boys in class would then yell "Erica Miss America." b. The little boy finally performed in front of his friends and family.
Example Output: a

Example Input: Title: Lunch. Sentence 1: Cindy didn't know what to eat for lunch today. Sentence 2: She decided to make a sandwich. Sentence 3: But she realized she didn't have any meat. Sentence 4: She drove to her local deli to purchase some. Choices: a. But by the time she got there, she decided to settle for fast food. b. I stayed late to get my work done.
Example Output: b

Example Input: Title: Film. Sentence 1: Tom was a filmmaker. Sentence 2: Tom worked hard on creating a new film. Sentence 3: Tom labored 12 hours per day making the film. Sentence 4: Tom finished the film. Choices: a. Tom was happy to complete the movie. b. He decided to forgive everyone.
Example Output:
b