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.
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Question: Sentence 1: Four football players raise their helmets at the game. Sentence 2: These people are all seniors in high school.

Answer: The guys here know the rules of football.

Question: Sentence 1: A man wearing blue jeans, blue shirt and a cap runs in front of a large truck on a street. Sentence 2: A man in blue jeans and a blue shirt is training for a marathan.

Answer: A man runs on the street.

Question: Sentence 1: A group of people are exercising with their arms spread out. Sentence 2: The people are fat.

Answer:
There are people.