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: Clown School. Sentence 1: Signing up for clown school had seemed a fun idea. Sentence 2: Henry had not known what hard work it would be. Sentence 3: The first trick he had to learn was juggling. Sentence 4: He had several bruises on his feet from dropping bowling pins. Choices: a. I closed them when it was time to go. b. However, after a week of practice, Henry was a juggling genius.
Example Output: a

Example Input: Title: The Meeting. Sentence 1: I was on my way to an important business meeting. Sentence 2: However the bus was taking forever. Sentence 3: I needed to be at the meeting in twenty minutes. Sentence 4: I had a brilliant idea that involved my phone. Choices: a. She enjoyed the new slides, swings, and merry go round. b. I would simply video chat until I could get to the meeting.
Example Output: a

Example Input: Title: Big Wave. Sentence 1: John loved surfing. Sentence 2: He was always looking for the next big wave. Sentence 3: One weekend there was a storm. Sentence 4: It created really big waves. Choices: a. John wound up riding several of them. b. Greg got his money back.
Example Output:
b