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: The onion plant.. Sentence 1: Louise wanted to learn to grow onions. Sentence 2: It required many steps and Louise failed her first attempts. Sentence 3: Finally she got a successful plant growing. Sentence 4: She harvested the onions and hoped for the best. Choices: a. Luckily, they were delicious and juicy. b. She was very proud of their good hearts.

Ex Output:
b

Ex Input:
Title: The river. Sentence 1: Kelly went boating on the wild river. Sentence 2: She forgot to take her favorite glasses off before boarding the boat! Sentence 3: Halfway down the river she hit a rough patch and the boat was shaken. Sentence 4: Her favorite glasses fell from her head into the deep, wild water. Choices: a. She learned her lesson, to never wear glasses while boating again! b. There was no rat, only a hairy, rotten potato.

Ex Output:
b

Ex Input:
Title: Dan gets lucky. Sentence 1: Dan was driving home from work. Sentence 2: He decided to pick up some snacks to take home. Sentence 3: He went into his local gas station. Sentence 4: Picked up some doritos and a lottery ticket. Choices: a. Dan scratched off the ticket and won a 100 dollars! b. It was the best boat ride ever for them.

Ex Output:
b