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: Two women- one in a tan jacket, the other in a blue jacket- are taking photographs of three male street performers, as onlookers watch. Sentence 2: Two ladies that are taking pictures are crying when their camera breaks.
Example Output: Two ladies are taking pictures of three guy performers.

Example Input: Sentence 1: Military personnel looking over a guard rail. Sentence 2: Authorities from the army inspecting something near the road.
Example Output: Officials examining the scene.

Example Input: Sentence 1: A young man rock climbing with a wall of waterfalls in the background. Sentence 2: young man trying to reach the top
Example Output:
Young man scaling a wall