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: Yesterday Kelly headed to cvs to buy some candy. Sentence2: To her surprise however, she ran into an old friend. Sentence3: The two talked for awhile. Sentence4: Her friend ended up buying the candy for her.
[A]: 2, She walked up and down the aisles to find what she wanted.

[Q]: Sentence1: Sandy had purchased a new bed. Sentence2: She also needed to get rid of her old bed. Sentence3: Her friend Jim wanted her old bed. Sentence4: Sandy sold Jim her old bed.
[A]: 2, She needed to clean her room before the delivery men arrived.

[Q]: Sentence1: Mia loved being outdoors. Sentence2: She joined a club of people who climbed mountains together. Sentence3: They climbed the tallest mountain in her area. Sentence4: Mia had a great time.
[A]:
2, One summer, she decided to go mountain climbing.