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: Controller. Sentence 1: Tom was playing his Xbox and out of frustration threw his control. Sentence 2: It broke on his wall. Sentence 3: Tom needed a new one so he went to gamestop and bought a new one. Sentence 4: Tom went home and started playing Xbox again. Choices: a. They were delicious. b. Tom learned to control his frustration.

Ex Output:
a

Ex Input:
Title: The Camel Ride. Sentence 1: The kids waited in line to ride a camel. Sentence 2: They climbed onto the saddle. Sentence 3: The camel was furry and huge! Sentence 4: They rode around the arena twice. Choices: a. They giggled as they climbed down at the end. b. Russ felt much better about everything after that appointment.

Ex Output:
b

Ex Input:
Title: Controller. Sentence 1: Eric tried to control everything his children watched on television. Sentence 2: So one day, his kids turned on the tv while Eric was sleeping. Sentence 3: They had fun watching PG-13 rated movies and shows. Sentence 4: And they did the same thing every chance they had. Choices: a. Priya ended up winning the entire spelling bee. b. But after seeing a horror movie, they wished their dad was there.

Ex Output:
a