In this task, you're given the title of a story consisting of five sentences, numbered 1 through 5. Your job is to determine which two sentences need to be swapped sentences in order to make a story that makes complete sense and is befittingly titled. Indicate your answer using the numbers of the two sentences in order, such as '34' or '25'. The first digit refers to the sentence which should come first in the story.

Example Input: Title: Picnic in the park. Sentence 1: But all of the sudden it started to rain. Sentence 2: So they went to the local one around the corner. Sentence 3: Fred wanted to take his girlfriend to the park. Sentence 4: Their picnic was ruined. Sentence 5: Fred was crushed.
Example Output: 13

Example Input: Title: Dog. Sentence 1: Tom wanted to own a dog. Sentence 2: Tom loved dogs. Sentence 3: Tom researched every type of dog. Sentence 4: Tom decided the Chihuahua was his favorite. Sentence 5: Tom bought a Chihuahua dog.
Example Output: 21

Example Input: Title: Ted takes a chance. Sentence 1: Ted is a smart successful businessman. Sentence 2: He takes a few days deciding what would be best for him. Sentence 3: Ted looks over the idea for a new business. Sentence 4: Ted is asked to invest into a new company. Sentence 5: After days of thinking he decides to invest in the new business.
Example Output:
24