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.

Sentence1: Amy was playing in the back yard with her friends. Sentence2: She shrieked and ran, but not before the snake bit her hand! Sentence3: Amy was terrified and called an ambulance right away. Sentence4: The ambulance treated her snake bike.
2, Suddenly she saw a small snake slither across her arm!

Sentence1: Brian was asked to watch his friends dog. Sentence2: They left a notebook to keep a log. Sentence3: He would update it with the times he went there. Sentence4: Right before he came back he left a message regarding their time.
5, He was happy that his friends considered him trustworthy.

Sentence1: Every summer Brad and Ashley go swimming in the river. Sentence2: Sometimes they float on inner tubes for hours enjoying the cool water. Sentence3: They can not go to the river this year. Sentence4: Ashley told Brad to go without her.
4, Ashley broke her leg and can not be in the water.