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 young thin man with a backpack wearing striped t-shirt and glasses is walking on the street and looking at something on his right. Sentence 2: A young black man with a backpack walks down the street at night.
A young man with a backpack walks down the street.

Sentence 1: African man selling things from rotting booth. Sentence 2: A man tries to make a living in a poverty stricken country.
Man selling stuff from dilapidated stall.

Sentence 1: A couple of playful kids in sweats and jeans romp on the grass. Sentence 2: A couple of happy kids in sweats and jeans romp on the grass.

A couple of kids in sweats and jeans romp on the grass.