instruction:
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.
question:
Sentence 1: Two lines of colorful cars racing on a racetrack. Sentence 2: Some brightly colored cars are going extremely fast on a track.
answer:
Some cars are racing


question:
Sentence 1: Three women, one old, one young and one a child, walk down a street. Sentence 2: The women aren't alone on the street.
answer:
Women are walking down the street.


question:
Sentence 1: A white dog is running down a rocky beach. Sentence 2: A very large dog is running down a beach
answer:

The white dog is scurrying across the rocks.