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: One time, my friend showed me his really cool telescope. Sentence 2: We looked at planets and stars at night. Sentence 3: I saw him a few days later and asked if I could look through it again. Sentence 4: He told me that he sold it to a friend. Sentence 5: I was disappointed, but I found out my parents bought it for me.

Telescope