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: Jared set out to improve an online volunteer-run encyclopedia. Sentence 2: He made an editing account. Sentence 3: He started copy editing articles. Sentence 4: Many of his edits were undone due to arcane community rules. Sentence 5: Jared became discouraged and stopped volunteering his time.

Encyclopedia Editing.