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: Consider Input: Sentence 1: Tom was at the lake with friends. Sentence 2: They all wanted to go swimming. Sentence 3: The water was really cold. Sentence 4: Tom didn't want to get in. Sentence 5: It took him a long time to build up the courage to do so. Choices: a. Coffee. b. Cold Water.

Output: b

Input: Consider Input: Sentence 1: Mark's grandparents owned a farm. Sentence 2: Every summer he would travel and stay with them. Sentence 3: He loved helping out on the farm. Sentence 4: He didn't even mind getting up super early to start the day. Sentence 5: When he grew up he started his own farm. Choices: a. Farming. b. Paws.

Output: a

Input: Consider Input: Sentence 1: Joe loved to hike. Sentence 2: Karen had never gone hiking before. Sentence 3: Joe wanted to take Karen on a hike. Sentence 4: Karen accepted the offer and they chose a route. Sentence 5: It was a nice hike and Karen later went on more hikes. Choices: a. Hiking. b. Chicken Nuggets.
Output: a