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.

Input: Consider Input: Sentence1: Helen lived in the state of Washington. Sentence2: Helen wanted to visit Canada. Sentence3: Helen's car broke down on the day of her trip. Sentence4: Helen stayed home instead and planned to go another day.

Output: 4, Helen decided it wasn't meant to be.

Input: Consider Input: Sentence1: Tim bought a new lamp today. Sentence2: He went home to set it up. Sentence3: Tim opened the box and followed the instructions. Sentence4: He assembled the lamp within five minutes.

Output: 5, Tim was pleased the lamp was so easy to set up.

Input: Consider Input: Sentence1: Lisa began to realize that she did not enjoy studying business. Sentence2: Finally, one day she had the courage to drop out of school. Sentence3: Her friends and family told her it was crazy to leave school. Sentence4: Lisa still felt confident that her choice would make her happy.
Output: 2, She wanted to study art but was worried about making money.