In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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 is attempting to climb an iron fence. Sentence 2: A curious boy is trying to escape from the confines of his school's playground.
Example Output: A boy is in this photograph.

Example Input: Sentence 1: A person is walking up stairs between two buildings. Sentence 2: The person is headed towards the roof of the building.
Example Output: A person is going up the stairs.

Example Input: Sentence 1: A man a woman doing a jumping high-five Sentence 2: The man and woman are having fun.
Example Output:
The man and woman are jumping up together.