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'.
Q: Sentence 1: Tom entered a robot fighting tournament. Sentence 2: It was the fourth year he entered. Sentence 3: He had always come close to winning. Sentence 4: This time his path was a lot better. Sentence 5: Tom finally got first place. Choices: a. New Art. b. Big Victory.
A:
b