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: eating wings. Sentence 1: Joe and Andrew had an argument about who can eat the most wings. Sentence 2: To settle the debate they ordered wings from pizza hut. Sentence 3: They made a bet, loser pays the winner fifty dollars. Sentence 4: The competition was close but Andrew won. Choices: a. Joe paid Andrew fifty dollars. b. They walked the rest of the way together under Alpha's umbrella.
Output:
b