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 wearing black and yellow shorts is standing on a wooden pole with his arms outstretched and his shirt pulled over his face. Sentence 2: Someone is climbing a pole.
Example Output: Someone is outside.

Example Input: Sentence 1: A group of people are in a large raft on choppy water. Sentence 2: A group of people are rafting on the river.
Example Output: There are people rafting.

Example Input: Sentence 1: Person on a bike wearing a cone hat, with different items in the front basket of the bike and tied to the back of the bike. Sentence 2: A person is transporting some items on the bike.
Example Output:
A person riding a bike.