Definition: 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: Title: Allston Fire. Sentence 1: Today is moving day in Allston, MA. Sentence 2: Last night, there was a fire in a house in Allston. Sentence 3: I was concerned as our son lives in Allston. Sentence 4: I texted him, as the newscast did not mention the street. Choices: a. All he could watch was a kid's movie he ended up liking quite a lot. b. Luckily he was unaffected.
Output:
a