You will be given a definition of a task first, then some input of the task.
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: Guns. Sentence 1: His favorite gun was held in a safe. Sentence 2: The man accused his brother of stealing the gun. Sentence 3: The man had a gun collection. Sentence 4: Only his brother new the combination to the safe. Sentence 5: He found that gun was missing.
Output:
31542