TASK DEFINITION: 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.
PROBLEM: Sentence1: I found my shoes uncomfortably stiff. Sentence2: I went out and bought some new shoes. Sentence3: I tried to break them in over time. Sentence4: They still felt too stiff for me.

SOLUTION: 5, The shoes gave me blisters.

PROBLEM: Sentence1: Then, his friend told him that plastic is bad for the environment. Sentence2: Bob decided to forego his plastic bags. Sentence3: Bob invested in some reuseable grocery bags. Sentence4: Bob used his reusable grocery bags to go shopping.

SOLUTION: 1, Bob used plastic grocery bags to go shopping.

PROBLEM: Sentence1: He brought the peas inside and shelled them all. Sentence2: Then he cooked them up in a big pot. Sentence3: He added ham, bacon, and carrots to make thick pea soup. Sentence4: Joe thought about working in the garden as he ate the yummy soup.

SOLUTION:
1, Joe grew a big batch of peas in his garden.