Definition: 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: George was an accomplished artist. Sentence 2: He painted a fantastic portrait of Marie. Sentence 3: George gave the painting to Marie as a present. Sentence 4: An art collector offered Marie $15,000 for the painting. Sentence 5: Marie loved the painting too much to sell it. Choices: a. Priceless Portrait. b. Lost Wallet.

a