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.

Input: Consider Input: Title: Mexican Gas Station. Sentence 1: We used to always see signs for a Mexican restaurant. Sentence 2: It was located inside a gas station so we were a bit confused. Sentence 3: But it received amazing YELP reviews online. Sentence 4: So one day we decided to try it. Choices: a. But he lost and seems to still have much to learn about poker. b. And oh my was it an amazing Mexican experience!

Output: b

Input: Consider Input: Title: King of the Mountain. Sentence 1: Jose was very strong for his age. Sentence 2: Every day at recess his favorite game was king of the mountain. Sentence 3: He would win every time. Sentence 4: No one could take Jose off his perch. Choices: a. Jonas and his friend loved to swim. b. Jose really was king of the mountain.

Output: b

Input: Consider Input: Title: I want to swim. Sentence 1: Michael wanted to go swimming. Sentence 2: He decided to ride his bike to a local lake. Sentence 3: He meet a couple of friends at the beach. Sentence 4: They ran into the water pushing each other. Choices: a. Michael had a great day at the lake with his friends. b. He had to clean up a big mess.
Output: a