Instructions: 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'.
Input: Sentence 1: Graham put his new product idea on a crowdfunding site. Sentence 2: Graham raised five thousand dollars for his product idea. Sentence 3: He delivered the first of his new product to his customers. Sentence 4: He got sued for product infringement. Sentence 5: He lost all of his money in the lawsuit. Choices: a. New Product. b. Chess.
Output:
a