Definition: In this task, you're given five sentences, numbered 1 through 5. Your job is to generate a title for the story that makes complete sense. The title must be short, with less than three words, use simple language, and include the main topic of the story.
Input: Sentence 1: Mary couldn't fall asleep. Sentence 2: She knew if she didn't sleep she'd be groggy tomorrow. Sentence 3: She took a sleep pill. Sentence 4: It worked! Sentence 5: But the next day, the sleep pill made her so groggy.

Insomnia