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.
Q: Title: Funny Pictures. Sentence 1: Faith took her cousins for a ride in her car. Sentence 2: After driving around for a while they drove by the graveyard. Sentence 3: She let their dog, Pippin, come along too. Sentence 4: From the driver's seat Faith took a picture out the passenger window. Sentence 5: The picture was of the dog but his name was inscribed on a headstone.
A:
23