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 man in a judge costume stand on a red truck and hangs a dummy. Sentence 2: A radical group of anarchists is staging a mock trial and execution to make a political statement.
Example Output: An effigy hanging.

Example Input: Sentence 1: Two girls clean the glass windows of an entryway while another woman speaks to them. Sentence 2: Two girls wearing scarves cleaning glass while a woman speaks to them.
Example Output: Two girls cleaning glass while a woman speaks to them.

Example Input: Sentence 1: A man is skateboarding down 2 stairs. Sentence 2: A man is skateboarding down 2 stairs and into the road.
Example Output:
A man is skateboarding down 2 stairs.