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 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: A crowd of people are waiting in line. Sentence 2: people waiting in line for the movies
Example Output: people waiting in line

Example Input: Sentence 1: A man and a woman smile and talk with one another at a party. Sentence 2: a couple chats about the future at a get together
Example Output:
Two people are interacting.