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: The officer opened up the jail cell since it was lunch time. Sentence 2: Rex saw a moment to run away. Sentence 3: He started to run after the officer looked away. Sentence 4: Several officers on the other side grouped together. Sentence 5: They managed to take Rex down and put him inside of his cell.

Moment to Break Free