Detailed 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.
Problem:Title: Sarah like her swing. Sentence 1: Mommy brought it back after cleaning it and Sarah was happy again. Sentence 2: She is happy most of the time. Sentence 3: She has a brown swing that she loves to swing in. Sentence 4: One day mommy took her swing away and she cried. Sentence 5: Sarah is a baby girl.
Solution:
15