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 billboard for Comcast Digital Voice that references Madagascar 2. Sentence 2: A billboard with references to an animated film.
A small old billboard with pealing paint displays an ad for Radio Shack.

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: A police officer leans against his motorcycle and watches the streets. Sentence 2: The police officer is waching the street.

The police officer is at the police office.

