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: He sat back in the chair. Sentence 2: He tried to relax. Sentence 3: He stretched his feet on the ottoman. Sentence 4: He sighed with relief. Sentence 5: His feet felt better. Choices: a. Tragedy. b. Feet.
Example Output: b

Example Input: Sentence 1: Chad had just finished his lunch at Chili's. Sentence 2: On his way out he saw an empty table with half eaten fries. Sentence 3: He decided to grab a few fries off of the table as he walked by. Sentence 4: He heard a man yell that those weren't his fries. Sentence 5: Chad was embarrassed and ran out as fast as he could. Choices: a. Frank's Wedding. b. Those Aren't Your Fries.
Example Output: b

Example Input: Sentence 1: A strong wave hit the side of Remi's ship. Sentence 2: He was knocked over by the sudden force. Sentence 3: Before he could get up another wave hit the boat. Sentence 4: Remi was thrown to the edge of the railing. Sentence 5: Remi clung to the railing and waited for the storm to end. Choices: a. Crash Crash!. b. Dinosaur Party.
Example Output:
a