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'.
Q: Title: Trouble. Sentence 1: Anna knew she had to stop taking so many breaks! Sentence 2: She had been warned by her friends, but she did not listen. Sentence 3: He handed Anna a written warning! Sentence 4: Anna was taking too many breaks at work. Sentence 5: Then her supervisor called her into his office.
A:
42531