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 man in business attire covers his mouth and nose as a taxi drives by. Sentence 2: A man covers his mouth and nose.
Example Output: A women takes off her shoes.

Example Input: Sentence 1: A female bicyclist takes in the ocean view. Sentence 2: A woman rides a bike.
Example Output: For whom the bell cracks up.

Example Input: Sentence 1: A white dog jumps at a woman holding another dog. Sentence 2: There are two dogs and a woman.
Example Output:
A woman is getting a tan in a tanning machine.