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: Baby Brother. Sentence 1: Sam was getting a new baby brother. Sentence 2: At first he was shy and scared of the baby. Sentence 3: Sam didn't like the baby because he would cry all day long. Sentence 4: But the baby began to grow and play. Choices: a. In time Sam grew to love his brother and they became best friends. b. He wound up making millions playing video games.
Example Output: b

Example Input: Title: Process. Sentence 1: Anna's old grandfather died. Sentence 2: Anna knew it was a natural process, but she was still very sad. Sentence 3: Her family let her help design the memorial speech. Sentence 4: Anna felt happy to be involved in the process. Choices: a. Allie then needed to take a break. b. It helped her deal with her grief.
Example Output: a

Example Input: Title: Hunting for power. Sentence 1: Joe hungered for power. Sentence 2: He did anything and stepped on everyone to get to the top. Sentence 3: As he was good at his job, it worked. Sentence 4: He became very famous and had a lot of money. Choices: a. Now that he has power, Joe doesn't know what to do with his time. b. They were very happy with their purchases.
Example Output:
b