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: Bailey gets a bug. Sentence 1: Bailey is out catching bugs. Sentence 2: She is having a hard time catching them. Sentence 3: She finally catches one. Sentence 4: She puts it into a jar. Choices: a. Brad was grounded and missed the concert. b. She feels sad for the bug and lets it go free.

Output: a

Input: Consider Input: Title: Pool Safety. Sentence 1: Sandy and Ron had just bought a new house. Sentence 2: There was a pool in the backyard. Sentence 3: The couple had a young son. Sentence 4: They were concerned about their child's safety. Choices: a. Sandy and Ron enrolled their son in swimming lessons. b. He went home and played video games the rest of the night.

Output: b

Input: Consider Input: Title: Umbrella. Sentence 1: Nick was walking home from school. Sentence 2: And it was a really hot day. Sentence 3: But blocking the sun with his books helped a lot. Sentence 4: He decided to buy an umbrella. Choices: a. And he was much cooler while walking around in the sun. b. Ryan finds a lost 100 dollar bill he lost years ago!
Output: b