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.

Title: Snow Day. Sentence 1: They spent most of the day playing outside. Sentence 2: It snowed a lot the night before. Sentence 3: The kids were happy to have the day off. Sentence 4: The radio announced schools will be closed. Sentence 5: They all slept very well that night.
14