In this task, you're given four sentences of a story written in natural language in which one part is missing. Your job is to predict the position and missing part of the story and return in the following format: position, missing part. The missing part is a sentence that completes the story, and the position is the number of the missing sentence in the new story.
Q: Sentence1: It was mid August and classes were beginning soon. Sentence2: She looked up her course requirements and shopping lists. Sentence3: Than, she looked through all the ads in the paper for the best deals. Sentence4: She found the best places to shop and purchase all her supplies.
A: 
1, Maddie decided it was time for back to school shopping.