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 woke up with a bad headache. Sentence 2: She took a headache pill and drank a glass of water. Sentence 3: Mary's medicine always make her feel sleepy. Sentence 4: She lied down on the couch and took a nap. Sentence 5: When she woke up, she felt much better.

Headache