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: Family hiking in the woods with two children. Sentence 2: The children are collecting acorns.

Answer: A family with two children hike in the woods.


Question: Sentence 1: A man on a steep incline wearing a white shirt is working on a roof, with lots of debris all around. Sentence 2: A man is cleaning all the trash off a roof.

Answer: The man is doing work.


Question: Sentence 1: A large, black dog is running in the sand on the beach. Sentence 2: The dog is chasing a Frisbee.

Answer:
There is an animal on a beach.