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.
--------
Question: Sentence 1: A person in a black jacket is grabbing a boy's shoulder to stop him from backing into the road while a silver Mini is driving by. Sentence 2: A father is grabbing his son's shoulder.

Answer: A silver mini is on the road.


Question: Sentence 1: A man in a lab coat wearing glasses and looking at a computer monitor. Sentence 2: A tall human wearing glasses

Answer: A human wearing glasses


Question: Sentence 1: A lone snowboarder wearing a white jacket jumping into the air on the snowy mountains. Sentence 2: The snowboarder is a professional snowboarder.

Answer:
The snowboarder is sliding down the snowy mountain.