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: My Sad Brother. Sentence 1: My four year old brother was sad. Sentence 2: He had dropped his toy in a puddle of water. Sentence 3: It was too dirty to get out. Sentence 4: I decided to give him one of my action figures. Choices: a. Tom had to miss the concert. b. This made him the happiest person in our house.

Ex Output:
a

Ex Input:
Title: Addy. Sentence 1: Status One was a very good Black Mage player on a video game. Sentence 2: He was top of the leaderboards. Sentence 3: People were envious of him. Sentence 4: His secret, of course, was adderall. Choices: a. Unfortunately, the adderall was too much for his heart, and he died. b. Thus Grumbo took matters into his own hands.

Ex Output:
b

Ex Input:
Title: Lilly's Song. Sentence 1: Lilly was desperately trying to write a new song. Sentence 2: Unfortunately, she had been suffering from writer's block. Sentence 3: So she put on some old jazz music for inspiration. Sentence 4: All of a sudden a new chord progression popped into her head! Choices: a. However, we still play the game anyways. b. She ended up writing the best song of her career.

Ex Output:
a