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 teenage boy is holding his skateboard. Sentence 2: A boy is posing with a skateboard.

Ex Output:
A boy is posing with a bicycle.


Ex Input:
Sentence 1: Individuals are building a house. Sentence 2: People are building a house.

Ex Output:
A construction crew is demolishing a house.


Ex Input:
Sentence 1: A group of chefs talking on a balcony. Sentence 2: The chefs are having a conversation.

Ex Output:

The chefs are minding their own business.