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'.

Ex Input:
Sentence 1: The mother decided she would take her children to the park. Sentence 2: They participated in a program about sea turtles. Sentence 3: At night they gathered for a talk about the turtles. Sentence 4: The ranger got a call about a turtle on the beach. Sentence 5: They all raced together to watch the turtle lay eggs on the beach. Choices: a. Disappointing Dinner. b. Sea Turtle.

Ex Output:
b

Ex Input:
Sentence 1: Kia was late for work one morning. Sentence 2: She had no time to make breakfast. Sentence 3: But she was very hungry! Sentence 4: She stopped to a drive-thru on her way to work. Sentence 5: Then she ate in her car as she drove. Choices: a. Drive-Thru. b. Uber in the Driveway.

Ex Output:
a

Ex Input:
Sentence 1: Kia had always had a distaste for mushrooms. Sentence 2: But then one day she ordered pasta at a restaurant. Sentence 3: The sauce was wonderful, and she asked what was in it. Sentence 4: To her surprise, the waiter said it was mostly mushrooms! Sentence 5: Kia decided to give mushrooms another chance! Choices: a. Mushrooms. b. The Burger.

Ex Output:
a