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.

Ex Input:
Sentence 1: A woman running along a river along a path. Sentence 2: A human running.

Ex Output:
Nobody is running.


Ex Input:
Sentence 1: A person wearing a hat and baggy pants is skateboarding on cement. Sentence 2: A human rides a skateboard.

Ex Output:
An old man falls off a skateboard.


Ex Input:
Sentence 1: An old man with white hair in a red hat Sentence 2: A man with white hair poking from under a red hat

Ex Output:

An old woman at a stove.