Instructions: 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.
Input: Title: Grandma's Apple Tree. Sentence 1: Molly was visiting her grandma. Sentence 2: She noticed a big apple tree in the yard. Sentence 3: Her grandma asked if she'd like to pick apples. Sentence 4: They spent the whole afternoon picking them. Sentence 5: Molly said yes.
Output:
45