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: Tom was a train conductor. Sentence 2: One day he tried to stop the train. Sentence 3: The brakes failed for some reason. Sentence 4: Tom had to hit the emergency brakes. Sentence 5: They jolted the train to a near sudden stop.

Runaway Train