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.

Sentence 1: A large brown dog is sticking his face in the sprinkler. Sentence 2: A dog was so thirsty that he tried to drink from a sprinkler.
A dog was getting wet from the sprinkler.

Sentence 1: A man is putting in an order at the kitchen of a restaurant. Sentence 2: A man orders pancakes for himself.
A man is at a restaurant.

Sentence 1: Group of teen males picking up garbage. Sentence 2: A group of juveniles are picking up trash.

Some humans picking up trash.