Given the task definition and input, reply with output. In this task, you're given the title of a story consisting of five sentences, numbered 1 through 5. Your job is to arrange the sentences in order to make a story that makes complete sense and is apt for the title. Indicate your answer using the number of the sentences in order, such as '34152'.

Title: Bob. Sentence 1: He was unsure if his daughter was coming today. Sentence 2: My friend Bob was on the bench today. Sentence 3: Bob waved goodbye and went home. Sentence 4: He is getting forgetful. Sentence 5: She showed up a half hour later.

24153