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.

Ex Input:
Title: All in the nose. Sentence 1: Oliver had an exceptional olfactory sense. Sentence 2: He could smell nuances other couldn't. Sentence 3: It helped him very much in developing new perfumes. Sentence 4: He played with subtle scents no one had thought of. Choices: a. The judge allowed Tom to leave and go home! b. And the result was staggering and popular.

Ex Output:
a

Ex Input:
Title: Power cut. Sentence 1: It was an incredibly hot summer's day. Sentence 2: The Smith family was sat at home enjoying the air conditioning. Sentence 3: Suddenly the power cut out and the air conditioning shut off! Sentence 4: The house got so hot the whole family had to go to a friend's house. Choices: a. Zach was so proud of himself! b. Luckily when they returned the power was on and it was cool again.

Ex Output:
a

Ex Input:
Title: Counseling. Sentence 1: Ina and her boyfriend Tio had been dating for eight years. Sentence 2: Lately things had been rough, so when he asked her out, she sighed. Sentence 3: She was sure they were going to break up that evening. Sentence 4: But instead, Tio said he wanted to make things work with Ina! Choices: a. He said he had already scheduled, and paid for, couples counseling! b. Louis could only keep an old brick as a souvenir.

Ex Output:
b