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.

Sentence 1: The German shepherd dog is running through the snow. Sentence 2: The German shepherd dog is running
The German shepherd dog is sleeping in his bed

Sentence 1: Several people selecting food and desert items from an outdoor buffet. Sentence 2: There are people eating outdoors.
The buffet has no customers.

Sentence 1: A man is pushing an old bike with something tied on to the back of it. Sentence 2: The man moves the bike

The man rides the bike down the busy street.