Q: 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: Tattoo Cover-up. Sentence 1: Elizabeth broke up with Marvin about a week later. Sentence 2: Marvin had his girlfriend Elizabeth's name tattooed across his chest. Sentence 3: Marvin recovered and soon began dating another girl. Sentence 4: The new girl lost interest in Marvin after she saw the tattoo. Sentence 5: Marvin promptly got a dragon tattoo that covered up Elizabeth's name.
A:
12