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: I woke up early yesterday because I heard a dog barking. Sentence 2: I went outside to look for the dog. Sentence 3: I found him behind my neighbor's house. Sentence 4: His collar was caught on the neighbor's fence. Sentence 5: I untangled him from the fence and he ran away.

Dog Story