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: Rex missed his high school days of being a gymnast. Sentence2: Now he was afraid he had lost his athletic touch forever. Sentence3: However, a friend encouraged him to try a cartwheel on the beach. Sentence4: Rex did an awesome cartwheel on his first try!

SOLUTION: 5, He was relieved.

PROBLEM: Sentence1: My family has always loved camping, me not so much. Sentence2: The summer I was 19 was the last time I camped. Sentence3: First our car broke down and we were stranded in the heat for hours. Sentence4: I decided never to go camping again.

SOLUTION: 4, I burned my hand cooking dinner, fell in the lake and eaten by bugs.

PROBLEM: Sentence1: Shari was worried. Sentence2: Her wedding was tomorrow, and it was an outdoor ceremony. Sentence3: But rain was forecast! Sentence4: The festivities went on without a hitch.

SOLUTION:
4, Thankfully, the wedding day dawned clear and sunny after all.