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: On my birthday my friend gave me a present. Sentence 2: The present was a ring. Sentence 3: I lost the ring today. Sentence 4: We looked everywhere for the ring. Sentence 5: We couldn't find the ring.

The ring.