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: Children are competing in a potato sack race at an outdoor social gathering. Sentence 2: Children participate in a potato sack race.

Ex Output:
Children play baseball.


Ex Input:
Sentence 1: A person rappels off a cliff face. Sentence 2: Someone is climbing on a cliff.

Ex Output:
A hot air balloon crashes into the ground.


Ex Input:
Sentence 1: A man is working or cleaning a door with a towel over his shoulder. Sentence 2: Someone is holding a towel.

Ex Output:

Nobody is working.