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 young girl jumps in the air in front of a white house. Sentence 2: A girl is leaping outside.
Example Output: A girl is laying on the couch.

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 woman walking between two buses. Sentence 2: A woman walking between buses.
Example Output:
A woman walking between two buses.