In this task, you're given five sentences, numbered 1 through 5, and two options a and b for possible titles for the story. Your job is to choose the title that better fits the story. Indicate your choice by 'a' or 'b'.

Example Input: Sentence 1: When AJ was 4, his uncle bought him a cart full of toys at the store. Sentence 2: Then they went to some woman's house so AJ could play with her son. Sentence 3: AJ was told not to take any toys inside, but his uncle let him anyway. Sentence 4: They spent the night, rushing out the next morning without any toys. Sentence 5: AJ was told never to mention any of it to his Aunt. Choices: a. Kate's Date. b. AJ Loses All His Toys, and His Uncle Has A Secret..
Example Output: b

Example Input: Sentence 1: Kevin always liked to put things off until the last minute. Sentence 2: Once, he was assigned a long report that was due in two weeks. Sentence 3: The first night, Kevin sat down to work, but he got distracted. Sentence 4: Each night, he ended up watching Netflix instead of working. Sentence 5: Kevin ended up pulling an all-nighter the night before it was due. Choices: a. The Procrastinator. b. Mturk.
Example Output: a

Example Input: Sentence 1: I was reading Infinite Jest on the bench in Cambridge today. Sentence 2: My friends from the building came by and said hello. Sentence 3: They had a guest from Chicago who had read the book. Sentence 4: We had an interesting conversation about the book. Sentence 5: I gave him a map of the area, as the book's setting is nearby. Choices: a. Teddy Bears. b. Infinite Jest.
Example Output:
b