You will be given a definition of a task first, then some input of the task.
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'.

Sentence 1: Barry recently met a woman on Tinder. Sentence 2: After several conversations, Barry and the woman agreed to a date. Sentence 3: Barry decided that the picnic in the park would be a good idea. Sentence 4: Barry waited for over two hours for his date to arrive. Sentence 5: After four hours of waiting, Barry realized he was stood up. Choices: a. Short visit. b. Stood up.
Output:
b