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: Many dogs are running the same way in a field. Sentence 2: Many dogs are running together
Cats are chasing birds

Sentence 1: A group of people wearing white, orange and yellow outfits pose for a picture with a burning effigy in the background. Sentence 2: A group of people wear colorful outfits.
People are gathered at a shopping mall to meet for coffee.

Sentence 1: Two brown dogs play in a snowy field. Sentence 2: There are two dogs outside.

The dogs are playing in South Africa.