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.

Input: Consider Input: Title: Shoplifter. Sentence 1: I work in a large store that has undercover loss prevention workers. Sentence 2: Yesterday one of them was following a woman through the store. Sentence 3: She saw the woman open packages and put things in her purse. Sentence 4: The management team waited outside of the front door. Choices: a. They caught the woman with a purse full of stolen items. b. Buddy is relieved he survived his brakes going out.

Output: b

Input: Consider Input: Title: Pranks. Sentence 1: One time I was in a discipleship school. Sentence 2: We liked to play pranks on each other. Sentence 3: One night a bunch of us got together and started planning. Sentence 4: We decided to put potatoes under someone's pillow. Choices: a. He managed to finish the race. b. As soon as she lay down she was surprised by the potatoes.

Output: a

Input: Consider Input: Title: cheer her up. Sentence 1: John wanted to cheer her girlfriend up because she felt sad. Sentence 2: John asked her what she wanted. Sentence 3: She asked for a new computer. Sentence 4: John bought her a new computer. Choices: a. Luckily, a security guard reunited him with his father. b. John's girlfriend became happy again.
Output: a