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 seamlessly connects with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes more sense.

Ex Input:
Title: Cat Lover. Sentence 1: Jake neighbor had a cat roaming around their house. Sentence 2: The neighbor wanted the cat gone. Sentence 3: He was going to take him to a shelter. Sentence 4: Jake offered to take the cat. Choices: a. Now, Jake has a new cat at his house. b. A big jellyfish stood at her feet so she ran away crying.

Ex Output:
a


Ex Input:
Title: Kitty Rescue. Sentence 1: Allison heard a meow from outside of her bedroom window. Sentence 2: Outside, she finds a kitten stuck in a tree. Sentence 3: Allison calls her neighbor, Tom, to help get the cat. Sentence 4: Tom uses his dad's ladder to climb up and rescue the kitten. Choices: a. He told Ian it wasn't aliens but only foreign spies with hand radios. b. Allison decides to keep the kitten.

Ex Output:
b


Ex Input:
Title: Empty Pool. Sentence 1: Jake loved swimming but hated crowds. Sentence 2: He would always try to go to the pool at odd hours. Sentence 3: He would go really early or late. Sentence 4: Jake would swim back and forth tirelessly. Choices: a. Eventually he joined his high-school swim team. b. The farmers farther away could not make enough food.

Ex Output:

a


