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: There is a shirtless toned white man standing on a balcony of a construction site and holding some sort of tool. Sentence 2: A shirtless man is working construction.
The shirtless toned man is black.

Sentence 1: A small black dog is running along side a bigger tri-colored dog that is carrying a rope toy in its mouth. Sentence 2: A small dog running next to a colorful dog carrying an object in it's mouth.
Two dogs are riding in a car

Sentence 1: Two thin dogs are running fast through tall dry grass. Sentence 2: Two dogs run through tall grass.

Two dogs lay on the floor.