In this task, you're given a pair of sentences, sentence 1 and sentence 2, that agree with each other. Your job is to alter sentence 2 so that the pair 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 biker enjoys a coffee. Sentence 2: A person is having a beverage.
Example Output: A biker is drinking beer and playing pool with his friends.

Example Input: Sentence 1: A beautiful street photo where people are walking by an old building. Sentence 2: People are walking around
Example Output: There is no one around

Example Input: Sentence 1: A man walks in the street. Sentence 2: A man walks the street
Example Output:
The man is sleeping