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: Man with a camouflage hat is throwing knives at a target. Sentence 2: an army colonel is throwing knives.
Example Output: a man is throwing knives

Example Input: Sentence 1: A young man tends to his chainsaw. Sentence 2: The man just finished using the chainsaw.
Example Output: People on the beach.

Example Input: Sentence 1: Three people racing on ice skates. Sentence 2: People racing
Example Output:
People on ice skates