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: A rainy day at the fair. Sentence 1: Sam and his family went to the local town fair one Saturday. Sentence 2: It was hot and humid but they tried to have fun anyway. Sentence 3: Sam went on a few rides and played a few games. Sentence 4: Suddenly it became very dark and the humidity broke. Choices: a. Sam and his family ran to the car getting soaked by the rain. b. The kids cried to stay and play.

Ex Output:
b

Ex Input:
Title: Pam Discovers Authentic Mexican Cuisine. Sentence 1: Pam never cared much for Mexican food. Sentence 2: She would go to a Mexican restaurant if her friends really wanted to. Sentence 3: One day, they went to a new place with more authentic Mexican cuisine. Sentence 4: Pam loved the authentic style with its creamy cheese and milder sauce. Choices: a. Sushi is Kole's new favorite food. b. She realized it was the Americanized version she didn't care for.

Ex Output:
a

Ex Input:
Title: Sunny Day. Sentence 1: It had been raining all week. Sentence 2: Finally there was one sunny day. Sentence 3: Tom decided to drive his convertible. Sentence 4: Within a few minutes it started to rain again. Choices: a. I asked for a new RC car after the pit bull destroyed it. b. Tom drove home immediately.

Ex Output:
a