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: A pair of people in heavy winter jackets rides through the snow on a snowmobile. Sentence 2: The people are wearing winter clothes.
The temperature is over 100 degrees.

Sentence 1: The man with the blue shirt is reading from a book. Sentence 2: He can read.
He can't read.

Sentence 1: Two small white and brown dogs chase after each other in the grass. Sentence 2: Animals chasing.

Nothing chasing.