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: Ben needed to plant trees in his yard. Sentence 2: He picked out trees based on climate and location around the house. Sentence 3: He spent all day planting the trees. Sentence 4: He had to water them for years and years. Sentence 5: After many long years, they finally grew big and tall.

Trees