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: The Game. Sentence 1: Tim liked to play pool. Sentence 2: He challenged Sam to a game. Sentence 3: Sam agreed to the challenge. Sentence 4: He practiced every day. Choices: a. Wolf became her best friend. b. Tim lost the game to Sam.
Example Output: a

Example Input: Title: Twitter Trouble. Sentence 1: Janet was always outspoken. Sentence 2: She got a Twitter and kept it up. Sentence 3: Eventually Janet upset a lot of people. Sentence 4: She almost lost her job. Choices: a. She decided to delete her account. b. They have been together for 5 years now and have 2 babies together.
Example Output: b

Example Input: Title: Moving Furniture. Sentence 1: Kyle was moving to a new apartment. Sentence 2: He needed help moving his furniture. Sentence 3: Kyle called a couple of his friends to help. Sentence 4: His friends helped him move the furniture. Choices: a. Jolie's mom was only able to find one present per child last year. b. Kyle treated his friends to pizza to thank them.
Example Output:
a