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: Online Threat. Sentence 1: Bill was in the lunch line. Sentence 2: Sam asked him for food. Sentence 3: He refused since he only had enough food for himself. Sentence 4: Bill took the threat seriously and contacted the principal. Sentence 5: Sam became mad and threatened to kill him in a text message.
Solution:
45