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: Learning a Lesson. Sentence 1: On a bright day, Mike looked at the sun. Sentence 2: His eyes began to hurt immediately. Sentence 3: He thought why this might happen. Sentence 4: Instead, he looked to the sides of the bright sun. Choices: a. No one could remember what else he had done. b. Now, he could enjoy the light while staying safe.
Example Output: a

Example Input: Title: Lucky Pizza. Sentence 1: Ruth was at the bar after her game the other night. Sentence 2: Usually, there is free pizza set out for the teams. Sentence 3: However, this time all of the boxes were empty! Sentence 4: Ruth started contemplating going somewhere else for food. Choices: a. At the last second, they brought out more pizza! b. Ted quickly discovered that his headaches went away.
Example Output: b

Example Input: Title: Too Hot to Sleep. Sentence 1: Izzy was trying to sleep but it was too hot. Sentence 2: She rolled back and forth in bed in discomfort. Sentence 3: She realized she'd never be able to sleep in the heat. Sentence 4: Instead, she took her blankets outside to the porch. Choices: a. There, the cool night air relaxed her and she slept. b. The kids walked home empty handed.
Example Output:
b