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 boy and three girls in blue school uniforms walk down a dirt-covered road. Sentence 2: The children are wearing their school uniforms.
Example Output: The children are playing in the dirt.

Example Input: Sentence 1: Policemen in riot gear, along with two police on horseback are charging a crowd that are behind a barrier. Sentence 2: Policemen are dealing with a crowd outside.
Example Output: Policemen in riot gear are raiding a house.

Example Input: Sentence 1: A man sits on a beach wearing swim trunks and a lei, holding a blue umbrella over his head. Sentence 2: A man is resting on the beach.
Example Output:
The man is holding up a blue umbrella over his feet to prevent the rain from ruining his lei.