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: People sitting down mending fishing nets along side a river on a cloudy day. Sentence 2: People are outside.
Example Output: People are standing in a river.

Example Input: Sentence 1: Individuals are building a house. Sentence 2: People are building a house.
Example Output: A construction crew is demolishing a house.

Example Input: Sentence 1: A young man taking a picture of another young man outdoors. Sentence 2: There are two young men outdoors.
Example Output:
A man reacts to having his tooth pulled.