In this task, you're given a pair of sentences, sentence 1 and sentence 2, that agree with each other. Your job is to alter sentence 2 so that the pair contradict each other. Generated sentences must be short, with less than 15 words. New information can be introduced. Avoid using pronouns to confuse the subject of the sentence.

Example Input: Sentence 1: A man playing scrabble with carrots, celery, onions, limes, apples and cauliflower in the pictures while his opponent has rocks spelled out on his tray. Sentence 2: Someone is playing scrabble.
Example Output: A man is playing tetris

Example Input: Sentence 1: One girl is standing on the street, and the other is crouching looking at something on the ground. Sentence 2: A girl is preoccupied with something on the ground.
Example Output: A teacher is talking to her classroom.

Example Input: Sentence 1: A black and tan dog running in a field Sentence 2: A dog is running.
Example Output:
A dog is getting a treat.